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Dao.go 133.16 KB
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package app
import (
"database/sql"
"errors"
"fmt"
"reflect"
"strconv"
"strings"
"time"
"gitee.com/tomatomeatman/golang-repository/bricks/model/dbinfo"
"gitee.com/tomatomeatman/golang-repository/bricks/model/msgentity"
"gitee.com/tomatomeatman/golang-repository/bricks/utils/function/data/integerutil"
"gitee.com/tomatomeatman/golang-repository/bricks/utils/function/data/stringutil"
"gitee.com/tomatomeatman/golang-repository/bricks/utils/function/data/timeutil"
"gitee.com/tomatomeatman/golang-repository/bricks/utils/function/reflectutil"
"gitee.com/tomatomeatman/golang-repository/bricks/utils/gorm"
Log "github.com/cihub/seelog"
)
// we数据层接口定义,用于规范控制层结构体
type Dao interface {
/**
* 新增
* @param entity 待保存实体
*/
Add(entity dbinfo.Entity) *msgentity.MsgEntity
/**
* 通用新增数据方法
* @param entity 待保存实体
*/
AddCommon(entity dbinfo.Entity) *msgentity.MsgEntity
/**
* 新增树节点
* @param entity 检查用数据结构
*/
AddNode(entity dbinfo.Entity) *msgentity.MsgEntity
// 批量新增
Adds(entitys []dbinfo.Entity) *msgentity.MsgEntity
/**
* 修改状态
* @param entity 实体类
* @param id 编号
* @param iState 状态值
* @param iVersion 记录版本号
* @param sMemo 备注
* @param unidirectional 是否单向 设置为单向则新值必须大于旧值才能执行
* @return msgentity.MsgEntity 返回执行情况
*/
ChangeState(entity dbinfo.Entity, id interface{}, iState int, iVersion int, sMemo string, unidirectional bool) *msgentity.MsgEntity
/**
* 修改步骤值(如果设置为单向则新值必须大于旧值)
* @param id 编号
* @param iSetp 步骤值
* @param iVersion 记录版本号
* @param sMemo 备注
* @param unidirectional 是否单向 设置为单向则新值必须大于旧值才能执行
* @param entity 实体类
* @return msgentity.MsgEntity 返回执行情况
*/
ChangeSetp(entity dbinfo.Entity, id interface{}, iSetp int, iVersion int, sMemo string, unidirectional bool) *msgentity.MsgEntity
// 逻辑删除(非物理删除)
DelSign(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *msgentity.MsgEntity
// 逻辑删除(非物理删除)
DelSignByMap(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
// 删除
Del(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *msgentity.MsgEntity
// 删除
DelByMap(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 修改
* @param entity 对象类型
* @param id 记录编号值
* @param iVersion 记录版本号
* @param data 待更新的字段和值
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
Edit(entity dbinfo.Entity, id interface{}, iVersion int, data map[string]interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据主键查询数据
* @param entity 检查用数据结构
* @param id 主键
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
FindById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据主键查询数据(返回结构体数据)
* @param entity 检查用数据结构
* @param id 主键
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
EntityById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity
EntityBySql(entityList interface{}, sql string, where map[string]interface{}) *msgentity.MsgEntity
/**
* 查询所有数据
* @param entity 检查用数据结构
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
FindAll(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 查询指定时间内数据
* @param entity 检查用数据结构
* @param sDateSt 开始时间
* @param sDateEd 结束时间
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
FindByDate(entity dbinfo.Entity, sDateSt string, sDateEd string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 查询指定行数据
* @param entity 检查用数据结构
* @param id 记录编号
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
FindByRow(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 查询分页数据
* @param entity 检查用数据结构
* @param findByPageParam 分页参数
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
FindByPage(entity dbinfo.Entity, findByPageParam dbinfo.FindByPageParam, currentUser string, onlyCreator bool) *msgentity.MsgEntity
// 取路径字段
GetPath(sId, dbName, tableName string) string
/**
* 取指定节点下的子节点编号
* @param tableInfo 表信息
* @param sPid 父节点
* @return
*/
NewChildId(tableInfo dbinfo.Entity, sPid string) *msgentity.MsgEntity
/**
* 验证新增数据是否存在重复
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
ValidEntityRepeatByAdd(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity
/**
* 验证更新数据是否存在重复
* @param entity 数据实体
* @param id 主键
* @param data 数据
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
ValidEntityRepeatByEdit(entity dbinfo.Entity, id interface{}, data map[string]interface{}, currentUser string) *msgentity.MsgEntity
/**
* 通用树型结构表添加数据时重复检查方法
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
CommonCheckRepeatByAddAndTree(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity
/**
* 通用树型结构表添加数据时重复检查方法
* @param entity 数据实体
* @param id 主键
* @param sName 展现名
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
CommonCheckRepeatByEditAndTree(entity dbinfo.Entity, id interface{}, sName interface{}, currentUser string) *msgentity.MsgEntity
/**
* 通用添加数据时重复检查方法
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
CommonCheckRepeatByAdd(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity
/**
* 通用更新数据时重复检查方法
* @param entity 数据实体
* @param id 数据主键
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
CommonCheckRepeatByEdit(entity dbinfo.Entity, id interface{}, currentUser string) *msgentity.MsgEntity
/**
* 读取树形结构数据
* @param entity 数据实体
* @param sGroupColumn 分组字段
* @param sGroupName 分组名称
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
FindByTree(entity dbinfo.Entity, sGroupColumn, sGroupName string, currentUser string) *msgentity.MsgEntity
/**
* 根据字段名取指定记录编号的数据库表中对应字段的值
* @param entity 实体类
* @param id 记录编号
* @param fieldNames 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
GetValueByFieldName(entity dbinfo.Entity, id interface{}, fieldNames []string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据字段名取指定记录编号的数据库表中对应字段的值
* @param entity 实体类
* @param id 记录编号
* @param fieldName 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
GetValueByField(entity dbinfo.Entity, id interface{}, fieldName, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据字段名取指定条件的数据库表中对应字段的值
* @param entity 实体类
* @param whereInfo 条件
* @param fieldName 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
GetValueByWhere(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldName, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 取记录对应的版本号
* @param entity 实体类
* @param idName 编号
* @return
*/
GetiVersion(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity
/**
* 取记录对应的状态值
* @param entity 实体类
* @param id 编号
* @return
*/
GetiState(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity
/**
* 根据关键值取对象集合
* @Param entity 实体类
* @Param where 存放查询条件
* @Param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity
*/
FindByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据关键值取对象集合中的第一个
* @Param entity 实体类
* @Param where 存放查询条件
* @Param currentUser 当前用户
* @param onlyCreator 是否只取当前用户创建的数据
* @param fields 指定要查询的字段集合
* @return msgentity.MsgEntity
*/
FindOneByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool, fields ...string) *msgentity.MsgEntity
/**
* 根据关键值取对象集合中的符合条件的第一条记录的指定字段
* @Param entity 实体类
* @Param where 存放查询条件
* @param fieldName 指定要查询的字段
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
FindValueByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldName string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据关键值取对象集合中的符合条件的第一条记录的指定字段
* @Param entity 实体类
* @Param where 存放查询条件
* @param fieldMap 指定要查询的字段集合(原字段, 别名)
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
FindByFields(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldMap map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据关键值查数量
* @Param entity 实体类
* @Param where 存放查询条件
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
FindCountByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 以事务方式执行多个sql
* 注意:Mapper必须存在才能执行
* @param sqls [sql, params]
* @return msgentity.MsgEntity 一个执行失败则回滚
*/
TransactionSql(sqls map[string]map[string]interface{}) *msgentity.MsgEntity
/**
* 根据字段名取分组数据
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return
*/
GroupByField(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据字段名取分组数据,并返回数量
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return
*/
GroupByFieldAndCount(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据字段名取分组数据
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @param isGroupCount 添加分组后是否添加'数量列'
* @return
*/
GroupByFieldBase(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator, isGroupCount bool) *msgentity.MsgEntity
/**
* 取表中指定字段的最大值
* @param entity 实体类
* @param sCreator 指定用户
* @param field 字段名
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return msgentity.MsgEntity
*/
MaxByField(entity dbinfo.Entity, sCreator string, field string, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 取表中指定字段的最小值
* @param entity 实体类
* @param sCreator 指定用户
* @param field 字段名
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @param whereStr 查询条件字符串
* @return
*/
MinByField(entity dbinfo.Entity, sCreator string, field string, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 检查关键值记录是否存在(返回1:存在;0:不存在)
* @param entity 实体类
* @param id 记录编号
* @return msgentity.MsgEntity
*/
HasById(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity
/**
* 检查关键值记录是否存在(返回1:存在;0:不存在)
* @param entity 实体类
* @Param keyName 字段名
* @Param keyValue 字段值
* @return msgentity.MsgEntity
*/
HasByKey(entity dbinfo.Entity, keyName string, keyValue interface{}) *msgentity.MsgEntity
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
DoSql(sql string, where ...interface{}) *msgentity.MsgEntity
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
ExecSql(sql string, where ...interface{}) *msgentity.MsgEntity
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
GetValue(sql string, where ...interface{}) *msgentity.MsgEntity
/**
* 执行SQL脚本获取一行数据(多列)
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
GetRow(sql string, where ...interface{}) *msgentity.MsgEntity
/**
* 执行SQL脚本获取多行数据(多列)
* 注意:库名必须用${}进行包装,此脚本可返回多条记录
* @param sql SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
GetRows(sql string, where ...interface{}) *msgentity.MsgEntity
/**
* 根据关键值翻转值(限布尔值类型,1转2,2转1)
* @Param entity 实体类
* @Param whereInfo 存放查询条件
* @Param reversalColumn 翻转的字段名
* @Param currentUser 当前用户
* @Param onlyCreator 是否只翻转创建人创建的数据
* @return msgentity.MsgEntity
*/
ReversalByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, reversalColumn, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 根据条件仅查询指定字段名数据
* @param entity 实体类
* @param whereInfo
* @param fieldNames 待取数据的字段名称集合
* @Param currentUser 当前用户
* @Param onlyCreator 是否只翻转创建人创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
FindField(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldNames []string, currentUser string, onlyCreator bool) *msgentity.MsgEntity
/**
* 设置父对象
* @param owner 父对象
*/
SetOwner(owner Dao)
// 对gorm.First操作进行封装
First(entity dbinfo.Entity, conds ...interface{}) (dbinfo.Entity, error)
// 对gorm.Create操作进行封装
Create(entity dbinfo.Entity) (dbinfo.Entity, error)
// 对gorm.Save操作进行封装,
// 警告:Save是一个组合函数。 如果保存值不包含主键,它将执行 Create,否则它将执行 Update (包含所有字段)。
Save(entity dbinfo.Entity) (dbinfo.Entity, error)
// 对gorm.Delete操作进行封装
Delete(entity dbinfo.Entity, conds ...interface{}) (int, error)
}
var CommonDao = &DaoBaseFunc{}
type DaoBaseFunc struct {
owner Dao //指定上级
}
/**
* 设置父对象
* @param owner
*/
func (dao *DaoBaseFunc) SetOwner(owner Dao) {
dao.owner = owner
}
/**
* 新增
* @param entity 待保存实体
*/
func (dao DaoBaseFunc) Add(entity dbinfo.Entity) *msgentity.MsgEntity {
if dbinfo.EntityHasPid(entity) {
return dao.AddNode(entity)
}
return dao.AddCommon(entity)
}
/**
* 通用新增数据方法
* @param entity 待保存实体
*/
func (dao DaoBaseFunc) AddCommon(entity dbinfo.Entity) *msgentity.MsgEntity {
dbResult := gorm.GetDB().Table(entity.TableName()).Create(entity)
if dbResult.Error != nil {
Log.Error("新增发生异常:", dbResult.Error)
return msgentity.Err(8041, "新增发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return msgentity.Err(8042, "新增失败,影响数为0")
}
return msgentity.Success(entity, "新增成功")
}
/**
* 新增树节点
* @param entity 检查用数据结构
*/
func (dao DaoBaseFunc) AddNode(entity dbinfo.Entity) *msgentity.MsgEntity {
// var dataEntity interface{}
// typeOf := reflect.TypeOf(entity) //通过反射获取type定义
// if typeOf.Kind() == reflect.Ptr { //是否指针类型
// dataEntity = entity
// } else if "reflect.Value" == typeOf.String() {
// dataEntity = entity.(reflect.Value).Interface()
// } else {
// dataEntity = reflect.ValueOf(entity)
// }
var build strings.Builder
build.WriteString("INSERT INTO ")
build.WriteString(entity.TableName())
build.WriteString(" (@@@@@") //要替换'@@@@,'
//未完
// columns := dbinfo.TableInfo{}.GetColumnNames(entity)
// for _, v := range columns {
// if "/sPath/"
// build.WriteString(v)
// "CONCAT(IFNULL((select a.sPath from ${BricksBaseSystem}Department a where a.sId=IFNULL(#{sPid}, '00') ), '/00/'), #{sId}, '/') as sPath,"
// }
build.WriteString(" )")
// params = append(params, sql.Named("iState", iState))
// sMemo = strings.TrimSpace(sMemo)
// if sMemo != "" {
// build.WriteString(" ,sMemo=@sMemo")
// params = append(params, sql.Named("sMemo", sMemo))
// }
// if 0 != iVersion {
// build.WriteString(" ,iVersion=iVersion+1")
// }
dbResult := gorm.GetDB().Table(entity.TableName()).Create(entity)
if dbResult.Error != nil {
Log.Error("新增发生异常:", dbResult.Error)
return msgentity.Err(8041, "新增发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return msgentity.Err(8042, "新增失败,影响数为0")
}
return msgentity.Success(entity, "新增成功")
}
// 批量新增
func (dao DaoBaseFunc) Adds(entitys []dbinfo.Entity) *msgentity.MsgEntity {
if len(entitys) < 1 {
return msgentity.Err(8041, "待批量新增的数据为空")
}
// dbResult := gorm.GetDB().Table(detail.OrdersDetailBase{}.TableName()).CreateInBatches(&entitys, 100)
// if dbResult.Error != nil {
// Log.Error("新增订单详情异常:", dbResult.Error)
// return msgentity.Err(8002, "订单详情创建失败")
// }
//下面是事务方式批量添加
var me *msgentity.MsgEntity
gorm.GetDB().Transaction(func(tx gorm.GormDB) error {
for _, entity := range entitys {
// var dataEntity interface{}
// typeOf := reflect.TypeOf(entity) //通过反射获取type定义
// if typeOf.Kind() == reflect.Ptr { //是否指针类型
// dataEntity = entity
// } else if "reflect.Value" == typeOf.String() {
// dataEntity = entity.(reflect.Value).Interface()
// } else {
// dataEntity = reflect.ValueOf(entity)
// }
if err := tx.Table(entity.TableName()).Create(entity).Error; err != nil {
Log.Error("批量新增发生异常:", err)
me = msgentity.Err(8041, "批量新增发生异常:", err)
return err
}
}
me = msgentity.Success(entitys, "批量新增成功")
return nil
})
return me
}
/**
* 修改状态
* @param entity 实体类
* @param id 编号
* @param iState 状态值
* @param iVersion 记录版本号
* @param sMemo 备注
* @param unidirectional 是否单向 设置为单向则新值必须大于旧值才能执行
* @return msgentity.MsgEntity 返回执行情况
*/
func (dao DaoBaseFunc) ChangeState(entity dbinfo.Entity, id interface{}, iState, iVersion int, sMemo string, unidirectional bool) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
params := []interface{}{}
params = append(params, sql.Named(dbinfo.EntityKeyName(entity)+"Where", id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET ")
build.WriteString(dbinfo.TableStateName)
build.WriteString("=@")
build.WriteString(dbinfo.TableStateName)
params = append(params, sql.Named(dbinfo.TableStateName, iState))
sMemo = strings.TrimSpace(sMemo)
if sMemo != "" {
build.WriteString(" ,")
build.WriteString(dbinfo.TablesMemo)
build.WriteString("=@")
build.WriteString(dbinfo.TablesMemo)
params = append(params, sql.Named(dbinfo.TablesMemo, sMemo))
}
if iVersion != 0 {
build.WriteString(" ,")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("= 1 + ")
build.WriteString(dbinfo.TableVersionName)
}
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("Where")
if iVersion != 0 {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("=@iVersionWhere")
params = append(params, sql.Named("iVersionWhere", iVersion))
}
if unidirectional {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableStateName)
build.WriteString(" < @iStateWhere")
params = append(params, sql.Named("iStateWhere", iState))
}
dbResult := gorm.Exec(build.String(), params)
if dbResult.Error != nil {
Log.Error("更新状态值发生异常:", dbResult.Error)
return msgentity.Err(7005, "更新状态值发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return msgentity.Success(7999, "更新状态值成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(", ")
build.WriteString(dbinfo.TableStateName)
if iVersion != 0 {
build.WriteString(", ")
build.WriteString(dbinfo.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
var iStateOld, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(dbinfo.EntityKeyName(entity), id)).Row()
row.Scan(&iStateOld, &iVersionOld)
if iStateOld == 0 {
return msgentity.Err(7001, "没有找到对应数据!")
}
if (iVersion != 0) && (iVersion != iVersionOld) {
return msgentity.Err(7002, "更新状态值失败,系统中的数据可能已经被更新!")
}
if (iState >= 0) && (iState < iStateOld) {
return msgentity.Err(7003, "更新状态值失败,状态禁止逆操作!")
}
Log.Error("更新状态值未能得到预期影响值(预期1):", dbResult.RowsAffected)
return msgentity.Err(7004, "更新状态值未能得到预期影响值(预期1)", dbResult.RowsAffected)
}
/**
* 修改步骤值(如果设置为单向则新值必须大于旧值)
* @param id 编号
* @param iSetp 步骤值
* @param iVersion 记录版本号
* @param sMemo 备注
* @param unidirectional 是否单向 设置为单向则新值必须大于旧值才能执行
* @param entity 实体类
* @return msgentity.MsgEntity 返回执行情况
*/
func (dao DaoBaseFunc) ChangeSetp(entity dbinfo.Entity, id interface{}, iSetp, iVersion int, sMemo string, unidirectional bool) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
params := []interface{}{}
params = append(params, sql.Named(dbinfo.EntityKeyName(entity)+"Where", id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET iSetp=@iSetp")
params = append(params, sql.Named("iSetp", iSetp))
sMemo = strings.TrimSpace(sMemo)
if sMemo != "" {
build.WriteString(" ,")
build.WriteString(dbinfo.TablesMemo)
build.WriteString("=@")
build.WriteString(dbinfo.TablesMemo)
params = append(params, sql.Named(dbinfo.TablesMemo, sMemo))
}
if iVersion != 0 {
build.WriteString(" ,")
build.WriteString(dbinfo.TableVersionName)
build.WriteString(" = 1 + ")
build.WriteString(dbinfo.TableVersionName)
}
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("Where")
if iVersion != 0 {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString(" =@iVersionWhere")
params = append(params, sql.Named("iVersionWhere", iVersion))
}
if unidirectional {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableSetpName)
build.WriteString(" < @iSetpWhere")
params = append(params, sql.Named("iSetpWhere", iSetp))
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
dbResult := gorm.Exec(build.String(), params)
if dbResult.Error != nil {
Log.Error("更新步骤值发生异常:", dbResult.Error)
return msgentity.Err(7005, "更新步骤值发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return msgentity.Success(7999, "更新步骤值成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(", ")
build.WriteString(dbinfo.TableSetpName)
if iVersion != 0 {
build.WriteString(", ")
build.WriteString(dbinfo.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
var iSetpOld, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(dbinfo.EntityKeyName(entity), id)).Row()
row.Scan(&iSetpOld, &iVersionOld)
if iSetpOld == 0 {
return msgentity.Err(7001, "没有找到对应数据!")
}
if (iVersion != 0) && (iVersion != iVersionOld) {
return msgentity.Err(7002, "更新步骤值失败,系统中的数据可能已经被更新!")
}
if (iSetp >= 0) && (iSetp < iSetpOld) {
return msgentity.Err(7003, "更新步骤值失败,状态禁止逆操作!")
}
Log.Error("更新步骤值未能得到预期影响值(预期1):", dbResult.RowsAffected)
return msgentity.Err(7004, "更新步骤值未能得到预期影响值(预期1)", dbResult.RowsAffected)
}
// 逻辑删除(非物理删除)
func (dao DaoBaseFunc) DelSign(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if id == nil {
return msgentity.Err(7001, "记录编号为空")
}
if !dbinfo.EntityHasDelSign(entity) { //有逻辑删除字段标识才能进行逻辑删除
return msgentity.Err(1007, "没有逻辑删除字段,试图逻辑删除失败")
}
if dbinfo.EntityHasVersion(entity) && (iVersion < 1) && (iVersion != integerutil.MaxInt()) {
return msgentity.Err(7002, "记录版本号不正确")
}
where := map[string]interface{}{}
where[dbinfo.EntityKeyName(entity)] = id
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" = 1 WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasVersion(entity) && (iVersion != integerutil.MaxInt()) {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("=@")
build.WriteString(dbinfo.TableVersionName)
where[dbinfo.TableVersionName] = iVersion
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(build.String(), where)
if dbResult.Error != nil {
Log.Error("逻辑删除发生异常:", dbResult.Error)
return msgentity.Err(1002, "逻辑删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return msgentity.Success(1999, "(逻辑)删除成功")
}
//--影响数为0,需要进一步判断--//
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = ? ")
var iCount int
gorm.Raw(build.String(), id).Scan(&iCount)
if iCount == 0 {
return msgentity.Success(1999, "没有发现此数据")
}
if !dbinfo.EntityHasVersion(entity) {
return msgentity.Err(1003, "删除失败,数据还存在")
}
var oldVersion int
var iDelSign int
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString(", ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = ?")
gorm.Raw(build.String(), id).Row().Scan(&oldVersion, &iDelSign)
if iDelSign == 1 {
return msgentity.Err(1004, "数据已经被(逻辑)删除")
}
if oldVersion == iVersion {
return msgentity.Err(1005, "删除失败,数据还存在")
}
return msgentity.Err(1006, "(逻辑)删除失败,提供的版本号不正确,可能数据已经被改变")
}
// 逻辑删除(非物理删除)
func (dao DaoBaseFunc) DelSignByMap(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if !dbinfo.EntityHasDelSign(entity) { //有逻辑删除字段标识才能进行逻辑删除
return msgentity.Err(1007, "没有逻辑删除字段,试图逻辑删除失败")
}
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" = 1 WHERE 1=1")
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(build.String(), where)
if dbResult.Error != nil {
Log.Error("逻辑删除发生异常:", dbResult.Error)
return msgentity.Err(1002, "逻辑删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return msgentity.Success(1999, "(逻辑)删除成功")
}
return msgentity.Err(1003, "(逻辑)删除失败")
}
// 删除
func (dao DaoBaseFunc) Del(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if id == nil {
return msgentity.Err(7001, "记录编号为空")
}
if dbinfo.EntityHasVersion(entity) && (iVersion < 1) && (iVersion != integerutil.MaxInt()) {
return msgentity.Err(7002, "记录版本号不正确")
}
where := map[string]interface{}{}
where[dbinfo.EntityKeyName(entity)] = id
var build strings.Builder
build.WriteString("DELETE FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasVersion(entity) && (iVersion != integerutil.MaxInt()) {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("=@")
build.WriteString(dbinfo.TableVersionName)
where[dbinfo.TableVersionName] = iVersion
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(build.String(), where)
if dbResult.Error != nil {
Log.Error("删除发生异常:", dbResult.Error)
return msgentity.Err(1002, "删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return msgentity.Success(1999, "删除成功")
}
//--影响数为0,需要进一步判断--//
build.Reset()
build.WriteString("SELECT 1 FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = ?")
var iCount int
gorm.Raw(build.String(), id).Scan(&iCount)
if iCount == 0 {
return msgentity.Success(1999, "没有发现此数据")
}
if !dbinfo.EntityHasVersion(entity) {
return msgentity.Err(1003, "删除失败,数据还存在")
}
var oldVersion int
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = ?")
gorm.Raw(build.String(), id).Scan(&oldVersion)
if oldVersion == iVersion {
return msgentity.Err(1004, "删除失败,数据还存在")
}
return msgentity.Err(1005, "删除失败,提供的版本号不正确,可能数据已经被改变")
}
// 删除
func (dao DaoBaseFunc) DelByMap(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if entity == nil {
return msgentity.Err(7001, "结构体参数为nil")
}
var build strings.Builder
build.WriteString("DELETE FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(build.String(), where)
if dbResult.Error != nil {
Log.Error("删除发生异常:", dbResult.Error)
return msgentity.Err(1002, "删除发生异常:", dbResult.Error)
}
return msgentity.Success(1999, "删除成功")
}
/**
* 修改
* @param entity 对象类型
* @param id 记录编号值
* @param iVersion 记录版本号
* @param data 待更新的字段和值
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) Edit(entity dbinfo.Entity, id interface{}, iVersion int, data map[string]interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
params := []interface{}{} //[]sql.NamedArg{}
params = append(params, sql.Named(dbinfo.EntityKeyName(entity), id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET @@")
for key, value := range data {
build.WriteString(", ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
params = append(params, sql.Named(key, value))
}
if dbinfo.EntityHasVersion(entity) {
build.WriteString(", ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("= 1 + ")
build.WriteString(dbinfo.TableVersionName)
}
if dbinfo.EntityHasModifieder(entity) {
build.WriteString(",")
build.WriteString(dbinfo.TableModifiederName)
build.WriteString("=@")
build.WriteString(dbinfo.TableModifiederName)
params = append(params, sql.Named(dbinfo.TableModifiederName, currentUser))
}
if dbinfo.EntityHasModifiedDate(entity) {
build.WriteString(", ")
build.WriteString(dbinfo.TableModifiedDateName)
build.WriteString("=NOW()")
}
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
if (iVersion != 0) && dbinfo.EntityHasVersion(entity) {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString("=@sCreator")
params = append(params, sql.Named(dbinfo.TableCreatorName, iVersion))
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
params = append(params, sql.Named(dbinfo.TableCreatorName, currentUser))
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
txt := strings.Replace(build.String(), " @@, ", " ", -1)
dbResult := gorm.Exec(txt, params)
if dbResult.Error != nil {
Log.Error("更新数据发生异常:", dbResult.Error)
return msgentity.Err(7005, "更新数据发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return msgentity.Success(7999, "更新数据成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasVersion(entity) {
build.WriteString(", ")
build.WriteString(dbinfo.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
var vId, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(dbinfo.EntityKeyName(entity), id)).Row()
row.Scan(&vId, &iVersionOld)
if (fmt.Sprintf("%v", vId) == "") || (fmt.Sprintf("%v", vId) == "<nil>") {
return msgentity.Err(7001, "没有找到对应数据!")
}
if dbinfo.EntityHasVersion(entity) && (iVersion != iVersionOld) {
return msgentity.Err(7002, "更新数据失败,系统中的数据可能已经被更新!")
}
Log.Error("更新数据未能得到预期影响值(预期1):", dbResult.RowsAffected)
return msgentity.Err(7004, "更新数据未能得到预期影响值(预期1)", dbResult.RowsAffected)
}
/**
* 根据主键查询数据
* @param entity 检查用数据结构
* @param id 主键
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if id == nil {
return msgentity.Err(7001, "记录编号为空")
}
where := map[string]interface{}{"id": id}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("=@id")
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
rows, err := gorm.Raw(build.String(), where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7005, "查询成功,但没有数据")
}
return msgentity.Success(res[0], "查询成功")
}
/**
* 根据主键查询数据(返回结构体数据)
* @param entity 检查用数据结构
* @param id 主键
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) EntityById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if id == nil {
return msgentity.Err(7001, "记录编号为空")
}
where := map[string]interface{}{"id": id}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("=@id")
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
dbResult := gorm.Raw(build.String(), where).Scan(entity)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(7002, "查询发生异常")
}
if dbResult.RowsAffected != 1 {
return msgentity.Err(7003, "查询数据不符合")
}
return msgentity.Success(entity, "查询成功")
}
func (dao DaoBaseFunc) EntityBySql(entityList interface{}, sql string, where map[string]interface{}) *msgentity.MsgEntity {
sql = strings.TrimSpace(sql)
if sql == "" {
return msgentity.Err(1001, "待执行语句为空")
}
if entityList == nil {
return msgentity.Err(1002, "结构体为空")
}
result, err := gorm.Query(sql, entityList, where)
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(1003, "查询发生异常:", err)
}
return msgentity.Success(result, "查询成功")
}
/**
* 查询所有数据
* @param entity 检查用数据结构
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindAll(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留
where := map[string]interface{}{}
if len(whereInfo) > 0 {
build.WriteString(" WHERE 1=1")
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
}
if onlyCreator && (currentUser != "") {
where[dbinfo.TableCreatorName] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
text := strings.Replace(build.String(), "1=1 AND ", "", -1)
rows, err := gorm.Raw(text, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(1005, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return msgentity.Err(1006, "查询后数据转换发生异常")
}
return msgentity.Success(res, "查询成功")
}
/**
* 查询指定时间内数据
* @param entity 检查用数据结构
* @param sDateSt 开始时间
* @param sDateEd 结束时间
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByDate(entity dbinfo.Entity, sDateSt string, sDateEd string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
var dDateSt time.Time
if sDateSt == "" {
d, _ := time.ParseDuration("-168h") //7天前
dDateSt = time.Now().Add(d)
} else {
temp, err := time.ParseInLocation("2006-01-02 15:04:05", sDateSt, time.Local)
if err != nil {
return msgentity.Err(7001, "'开始时间'格式不符合要求,推荐使用格式:'YYYY-MM-DD HH:mm:ss'")
}
dDateSt = temp
}
var dDateEd time.Time
if sDateEd == "" {
dDateEd = time.Now()
} else {
temp, err := time.ParseInLocation("2006-01-02 15:04:05", sDateSt, time.Local)
if err != nil {
return msgentity.Err(7002, "'结束时间'格式不符合要求,推荐使用格式:'YYYY-MM-DD HH:mm:ss'")
}
dDateEd = temp
}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.TableCreateDateName)
build.WriteString(" BETWEEN @dDateSt AND @dDateEd")
where := map[string]interface{}{
"dDateSt": dDateSt,
"dDateEd": dDateEd,
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
rows, err := gorm.Raw(build.String(), where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7003, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return msgentity.Err(7004, "查询后数据转换发生异常")
}
return msgentity.Success(res, "查询成功")
}
/**
* 查询指定行数据
* @param entity 检查用数据结构
* @param id 记录编号
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByRow(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
if id == nil {
return msgentity.Err(7001, "记录编号为空")
}
sId := fmt.Sprintf("%v", id)
if sId == "" {
return msgentity.Err(7002, "记录编号为空")
}
// var s reflect.Type
// typeOf := reflect.TypeOf(entity) //通过反射获取type定义
// if typeOf.Kind() == reflect.Ptr { //是否指针类型
// s = reflect.TypeOf(entity).Elem() //通过反射获取type定义
// } else {
// s = typeOf //通过反射获取type定义
// }
var appendFieldSql strings.Builder
var dictionarySql strings.Builder
var oTherJoin = map[string]string{}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(dbinfo.SimpleTableName(entity))
build.WriteString(".*,")
dataInfoList := dbinfo.AllDataInfo(entity)
for _, dataInfo := range dataInfoList {
f, d := dao.GetFindByPageSelectSqlByField(dataInfo, dbinfo.SimpleTableName(entity), dataInfo.GsName, oTherJoin)
if f != "" {
appendFieldSql.WriteString(f)
}
if d != "" {
dictionarySql.WriteString(d)
}
}
build.WriteString(appendFieldSql.String())
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" AS ")
build.WriteString(dbinfo.SimpleTableName(entity))
if dictionarySql.String() != "" {
build.WriteString(dictionarySql.String())
}
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" =@")
build.WriteString(dbinfo.EntityKeyName(entity))
where := map[string]interface{}{dbinfo.EntityKeyName(entity): id}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
text := strings.Replace(build.String(), ", FROM ", " FROM ", -1)
rows, err := gorm.Raw(text, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(1005, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return msgentity.Err(1006, "查询后数据转换发生异常")
}
if len(res) < 1 {
return msgentity.Success(res, "查询成功,但没有数据")
}
return msgentity.Success(res[0], "查询成功")
}
/**
* 查询分页数据
* @param entity 检查用数据结构
* @param findByPageParam 分页参数
* @param currentUser 当前用户
* @param onlyCreator 仅创建用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByPage(entity dbinfo.Entity, findByPageParam dbinfo.FindByPageParam, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
findByPageCountSql, findByPageSql, params := dao.GetFindByPageSelectSql(currentUser, entity, findByPageParam, onlyCreator)
var iCount int
dbResult := gorm.Raw(findByPageCountSql, params).Find(&iCount)
// var dbResult *ggorm.DB
// if len(params) < 1 {
// dbResult = gorm.Raw(findByPageCountSql).Find(&iCount)
// } else {
// dbResult = gorm.Raw(findByPageCountSql, params).Find(&iCount)
// }
if dbResult.Error != nil {
Log.Error("查询分页数量发生异常:", dbResult.Error)
return msgentity.Err(7001, "查询分页数量发生异常:", dbResult.Error)
}
if iCount < 1 {
res := make([]map[string]interface{}, 0)
page := findByPageParam.Gpage
page.GiCountRow = 0
page.SetRecord(res)
return msgentity.Success(page, "查询分页数量成功但没有数据")
}
rows, err := gorm.Raw(findByPageSql, params).Rows()
if err != nil {
Log.Error("查询分页数量发生异常:", err)
return msgentity.Err(7002, "查询分页数量发生异常")
}
defer rows.Close()
page := findByPageParam.Gpage
page.GiCountRow = iCount
iCountPage := (iCount / page.GiSize)
if (iCount % page.GiSize) > 0 {
iCountPage = iCountPage + 1
}
page.GiCountPage = iCountPage
res := gorm.ScanRows2mapI(rows)
if res == nil {
return msgentity.Err(7003, "查询分页数量成功但解析数据发生异常")
}
page.SetRecord(res)
return msgentity.Success(page, "查询分页数量成功")
}
// func (dao DaoBaseFunc) FindData(OrderInfoList orders, String sLikeStr, Object condition,
// onlyCreator bool, entity dbinfo.Entity) {
// }
// 取路径字段
func (dao DaoBaseFunc) GetPath(sId, dbName, tableName string) string {
var build strings.Builder
build.WriteString("SELECT sPath FROM ")
build.WriteString(dbName)
build.WriteString(tableName)
build.WriteString(" WHERE ")
build.WriteString(dbinfo.TableMajorKeyString)
build.WriteString("=?")
var sPath string
dbResult := gorm.Raw(build.String(), sId).Scan(&sPath)
if dbResult.Error != nil {
Log.Error("查询路径信息发生异常:", dbResult.Error)
return "/00/"
}
return sPath
}
/**
* 取指定节点下的子节点编号
* @param tableInfo 表信息
* @param sPid 父节点
* @return
*/
func (dao DaoBaseFunc) NewChildId(entity dbinfo.Entity, sPid string) *msgentity.MsgEntity {
var build strings.Builder
build.WriteString("SELECT (cur + 1) AS newId FROM (")
build.WriteString(" select cast(A.${dbinfo.TableMajorKeyString} AS SIGNED) AS cur, IFNULL(")
build.WriteString(" (select MIN( CAST(B.${dbinfo.TableMajorKeyString} as signed integer)) from ${sDbTableName} AS B")
build.WriteString(" where cast(B.${dbinfo.TableMajorKeyString} AS SIGNED) > cast(A.${dbinfo.TableMajorKeyString} AS SIGNED)")
build.WriteString(" and B.${dbinfo.TablePidKey} = #{sPid}")
build.WriteString(" and CAST(B.${dbinfo.TableMajorKeyString} as signed integer) != 0") // 过滤字段中含非数字的记录
build.WriteString(" and CAST(B.${dbinfo.TableMajorKeyString} as signed integer) = CAST(B.${dbinfo.TableMajorKeyString} as signed integer) +0") // 过滤字段中含非数字的记录
build.WriteString(" ), 99999999) AS nxt")
build.WriteString(" from ${sDbTableName} AS A")
build.WriteString(" where A.${dbinfo.TablePidKey} = #{sPid}")
build.WriteString(" and CAST(A.${dbinfo.TableMajorKeyString} as signed integer) != 0") // 过滤字段中含非数字的记录
build.WriteString(" and CAST(A.${dbinfo.TableMajorKeyString} as signed integer) = CAST(A.${dbinfo.TableMajorKeyString} as signed integer) +0") // 过滤字段中含非数字的记录
build.WriteString(" ) AS D")
build.WriteString(" WHERE (nxt - cur > 1) or (nxt = 99999999)")
build.WriteString(" ORDER BY cur")
build.WriteString(" LIMIT 0, 1")
txt := build.String()
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
txt = strings.Replace(txt, "${dbinfo.TablePidKey}", dbinfo.TablePidKey, -1)
txt = strings.Replace(txt, "${dbinfo.TableMajorKeyString}", dbinfo.TableMajorKeyString, -1)
txt = strings.Replace(txt, "#{sPid}", "@sPid", -1)
newId := ""
dbResult := gorm.Raw(txt, sql.Named(dbinfo.TablePidKey, sPid)).Find(&newId)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1001, "查询数据发生异常:", dbResult.Error)
}
return msgentity.Success(newId, "获取子节点编号成功")
}
/**
* 验证新增数据是否存在重复
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) ValidEntityRepeatByAdd(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity {
customService := serviceMap[dbinfo.SimpleTableName(entity)]
//-- 树形结构 --//
if dbinfo.EntityHasPid(entity) {
if nil == customService { //如果没有自定义业务层
return dao.CommonCheckRepeatByAddAndTree(entity, currentUser) //通用树型结构表添加数据时重复检查方法
}
method := reflectutil.GetMethod(customService, "CheckRepeatByAddAndTree")
if !method.IsValid() { //如果自定义业务层定义了自检方法
return dao.CommonCheckRepeatByAddAndTree(entity, currentUser) //通用树型结构表添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByAddAndTree", entity)
me := result[0].Interface()
return me.(*msgentity.MsgEntity)
}
//--不是树形数据则使用普通方法检查--//
if nil == customService { //如果没有自定义业务层
return dao.CommonCheckRepeatByAdd(entity, currentUser) //通用添加数据时重复检查方法
}
method := reflectutil.GetMethod(customService, "CheckRepeatByAdd")
if !method.IsValid() { //如果自定义业务层定义了自检方法
return dao.CommonCheckRepeatByAdd(entity, currentUser) //通用添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByAdd", entity)
me := result[0].Interface()
return me.(*msgentity.MsgEntity)
}
/**
* 验证更新数据是否存在重复
* @param entity 数据实体
* @param id 主键
* @param data 数据
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) ValidEntityRepeatByEdit(entity dbinfo.Entity, id interface{}, data map[string]interface{}, currentUser string) *msgentity.MsgEntity {
customService := serviceMap[dbinfo.SimpleTableName(entity)]
//-- 树形结构 --//
if dbinfo.EntityHasPid(entity) {
if nil == customService { //如果没有自定义业务层
return dao.CommonCheckRepeatByEditAndTree(entity, id, data["sName"], currentUser) //通用树型结构表添加数据时重复检查方法
}
method := reflectutil.GetMethod(customService, "CheckRepeatByEditAndTree")
if !method.IsValid() { //如果自定义业务层定义了自检方法
return dao.CommonCheckRepeatByEditAndTree(entity, id, data["sName"], currentUser) //通用树型结构表添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByEditAndTree", id, data["sName"])
me := result[0].Interface()
return me.(*msgentity.MsgEntity)
}
//--不是树形数据则使用普通方法检查--//
if nil == customService { //如果没有自定义业务层
return dao.CommonCheckRepeatByEdit(entity, id, currentUser) //通用添加数据时重复检查方法
}
method := reflectutil.GetMethod(customService, "CheckRepeatByEdit")
if !method.IsValid() { //如果自定义业务层定义了自检方法
return dao.CommonCheckRepeatByEdit(entity, id, currentUser) //通用添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByEdit", data, id)
me := result[0].Interface()
return me.(*msgentity.MsgEntity)
}
/**
* 通用树型结构表添加数据时重复检查方法
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) CommonCheckRepeatByAddAndTree(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity {
vName := dbinfo.GetVal(entity, dbinfo.TableTreeNodeName)
if nil == vName {
return msgentity.Err(1001, "节点名称为空")
}
sName := vName.(string)
var sPid string
vPid := dbinfo.GetVal(entity, dbinfo.TablePidKey)
if nil != vPid {
sPid = vPid.(string)
} else {
sPid = dbinfo.TableTreeRootValue
}
if sPid == "" {
sPid = dbinfo.TableTreeRootValue
}
//同一层节点下,展现名不能相同//
var build strings.Builder
build.WriteString("SELECT SUM(iCount) AS iCount FROM (")
build.WriteString(" select count(1) as iCount from ${sDbTableName}")
build.WriteString(" where ${dbinfo.TablePidKey} = #{sPid} and ${dbinfo.TableTreeNodeName} = #{sName}")
build.WriteString(") TMP")
txt := build.String()
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
txt = strings.Replace(txt, "${dbinfo.TablePidKey}", dbinfo.TablePidKey, -1)
txt = strings.Replace(txt, "${dbinfo.TableTreeNodeName}", dbinfo.TableTreeNodeName, -1)
txt = strings.Replace(txt, "#{sPid}", "@sPid", -1)
txt = strings.Replace(txt, "#{sName}", "@sName", -1)
var iCount int
dbResult := gorm.Raw(txt, sql.Named(dbinfo.TablePidKey, sPid), sql.Named("sName", sName)).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1002, "查询数据发生异常:", dbResult.Error)
}
if iCount != 0 {
return msgentity.Err(1003, "节点重复")
}
return msgentity.Success(1999, "节点未重复")
}
/**
* 通用树型结构表添加数据时重复检查方法
* @param entity 数据实体
* @param id 主键
* @param sName 展现名
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) CommonCheckRepeatByEditAndTree(entity dbinfo.Entity, id interface{}, sName interface{}, currentUser string) *msgentity.MsgEntity {
if (sName == nil) || (sName == "") || (sName == "<nil>") {
return msgentity.Err(1001, "节点名称为空")
}
//同一层节点下,展现名不能相同//
var build strings.Builder
build.WriteString("SELECT SUM(iCount) AS iCount FROM (")
build.WriteString(" select count(1) as iCount from ${sDbTableName}")
build.WriteString(" where ${sId} <> @sId")
build.WriteString(" and ${dbinfo.TablePidKey} = (select a.${dbinfo.TablePidKey} from ${sDbTableName} a where a.${sId} = #{sId})")
build.WriteString(" and ${dbinfo.TableTreeNodeName} = #{sName}")
build.WriteString(") TMP")
txt := build.String()
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
txt = strings.Replace(txt, "${sId}", dbinfo.EntityKeyName(entity), -1)
txt = strings.Replace(txt, "${dbinfo.TablePidKey}", dbinfo.TablePidKey, -1)
txt = strings.Replace(txt, "${dbinfo.TableTreeNodeName}", dbinfo.TableTreeNodeName, -1)
txt = strings.Replace(txt, "#{sName}", "@sName", -1)
var iCount int
dbResult := gorm.Raw(txt, sql.Named(dbinfo.EntityKeyName(entity), id), sql.Named("sName", sName)).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1002, "查询数据发生异常:", dbResult.Error)
}
if iCount != 0 {
return msgentity.Err(1003, "节点重复")
}
return msgentity.Success(1999, "节点未重复")
}
/**
* 通用添加数据时重复检查方法
* @param entity 数据实体
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) CommonCheckRepeatByAdd(entity dbinfo.Entity, currentUser string) *msgentity.MsgEntity {
vCheckRepeatCombination := checkRepeatCombinationMap[dbinfo.SimpleTableName(entity)]
vCheckRepeatAlone := checkRepeatAloneMap[dbinfo.SimpleTableName(entity)]
k := 0
//检查待新增内容是否存在重复数据(多字段组合重复即重复)集合
if (vCheckRepeatCombination != nil) && (len(vCheckRepeatCombination) > 0) {
checkRepeatCombination := vCheckRepeatCombination
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ${sDbTableName} WHERE 1=1")
var temp strings.Builder
temp.WriteString("[")
where := make(map[string]interface{})
for _, value := range checkRepeatCombination {
build.WriteString(" AND ")
build.WriteString(value)
build.WriteString(" = @")
build.WriteString(value)
where[value] = dbinfo.GetVal(entity, value)
dataInfo := entity.GetDataInfo(value)
temp.WriteString("、'")
temp.WriteString(dataInfo.GsComment)
temp.WriteString("'")
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
txt := strings.Replace(build.String(), "1=1 AND ", "", -1)
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
iCount := 0
dbResult := gorm.Raw(txt, where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(1001, "验证数据是否重复发生异常:", dbResult.Error)
}
if iCount != 0 {
temp.WriteString("]组合发现数据重复")
return msgentity.Err(1002, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
//检查待新增内容是否存在重复数据(单独字段重复即重复)集合
if (vCheckRepeatAlone != nil) && (len(vCheckRepeatAlone) > 0) {
checkRepeatAlone := vCheckRepeatAlone
var build strings.Builder
build.WriteString("SELECT SUM(iCount) FROM (")
where := make(map[string]interface{})
for key, value := range checkRepeatAlone {
build.WriteString(" union all select (SIGN(COUNT(1)) * ")
build.WriteString(strconv.Itoa(value))
build.WriteString(") as iCount ")
build.WriteString(" from ${sDbTableName} ")
build.WriteString(" where ")
build.WriteString(key)
build.WriteString("= @")
build.WriteString(key)
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" and ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where[key] = dbinfo.GetVal(entity, key)
}
build.WriteString(") TMP")
txt := strings.Replace(build.String(), " union all ", " ", 1)
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
iCount := 0
dbResult := gorm.Raw(txt, where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(1003, "验证数据是否重复发生异常:", dbResult.Error)
}
if iCount != 0 {
var temp strings.Builder
str := fmt.Sprintf("%0*d", len(checkRepeatAlone), iCount)
array := []rune(str)
for key, value := range checkRepeatAlone {
i := len(strconv.Itoa(value))
if array[i] != 0 {
continue
}
dataInfo := entity.GetDataInfo(key)
temp.WriteString("、'")
temp.WriteString(dataInfo.GsComment)
temp.WriteString("'")
}
temp.WriteString("存在重复")
return msgentity.Err(1004, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
if k == 0 {
return msgentity.Success("没有设定验证函数,通过")
}
return msgentity.Success("经验证,通过")
}
/**
* 通用更新数据时重复检查方法
* @param entity 数据实体
* @param id 数据主键
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) CommonCheckRepeatByEdit(entity dbinfo.Entity, id interface{}, currentUser string) *msgentity.MsgEntity {
vCheckRepeatCombination := checkRepeatCombinationMap[dbinfo.SimpleTableName(entity)]
vCheckRepeatAlone := checkRepeatAloneMap[dbinfo.SimpleTableName(entity)]
k := 0
//检查待新增内容是否存在重复数据(多字段组合重复即重复)集合
if (vCheckRepeatCombination != nil) && (len(vCheckRepeatCombination) > 0) {
checkRepeatCombination := vCheckRepeatCombination
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ${sDbTableName} WHERE 1=1")
var temp strings.Builder
temp.WriteString("[")
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
build.WriteString(" AND ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" != @")
build.WriteString(dbinfo.EntityKeyName(entity))
for _, value := range checkRepeatCombination {
build.WriteString(" AND ")
build.WriteString(value)
build.WriteString(" = @")
build.WriteString(value)
where[value] = dbinfo.GetVal(entity, value) //利用反射取属性值
dataInfo := entity.GetDataInfo(value)
temp.WriteString("、'")
temp.WriteString(dataInfo.GsComment)
temp.WriteString("'")
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
txt := strings.Replace(build.String(), "1=1 AND ", "", -1)
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
iCount := 0
dbResult := gorm.Raw(txt, where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(1001, "验证数据是否重复发生异常:", dbResult.Error)
}
if iCount != 0 {
temp.WriteString("]组合发现数据重复")
return msgentity.Err(1002, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
//检查待新增内容是否存在重复数据(单独字段重复即重复)集合
if (vCheckRepeatAlone != nil) && (len(vCheckRepeatAlone) > 0) {
checkRepeatAlone := vCheckRepeatAlone
var build strings.Builder
build.WriteString("SELECT SUM(iCount) FROM (")
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
for key, value := range checkRepeatAlone {
build.WriteString(" union all select (SIGN(COUNT(1)) * ")
build.WriteString(strconv.Itoa(value))
build.WriteString(") as iCount ")
build.WriteString(" from ${sDbTableName} ")
build.WriteString(" where ")
build.WriteString(key)
build.WriteString("= @")
build.WriteString(key)
build.WriteString(" and ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" != @")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" and ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where[key] = dbinfo.GetVal(entity, key)
}
build.WriteString(") TMP")
txt := strings.Replace(build.String(), " union all ", " ", 1)
txt = strings.Replace(txt, "${sDbTableName}", entity.TableName(), -1)
txt = strings.Replace(txt, "${sTableName}", entity.OwnerTable(), -1)
iCount := 0
dbResult := gorm.Raw(txt, where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(1003, "验证数据是否重复发生异常:", dbResult.Error)
}
if iCount != 0 {
var temp strings.Builder
str := fmt.Sprintf("%0*d", len(checkRepeatAlone), iCount)
array := []rune(str)
for key, value := range checkRepeatAlone {
i := len(strconv.Itoa(value))
if array[i] != 0 {
continue
}
dataInfo := entity.GetDataInfo(key)
temp.WriteString("、'")
temp.WriteString(dataInfo.GsComment)
temp.WriteString("'")
}
temp.WriteString("存在重复")
return msgentity.Err(1004, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
if k == 0 {
return msgentity.Success("没有设定验证函数,通过")
}
return msgentity.Success("经验证,通过")
}
/**
* 读取树形结构数据
* @param entity 数据实体
* @param sGroupColumn 分组字段
* @param sGroupName 分组名称
* @param currentUser 当前用户
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByTree(entity dbinfo.Entity, sGroupColumn, sGroupName, currentUser string) *msgentity.MsgEntity {
if !dbinfo.HasColumnName(entity, sGroupName) {
return msgentity.Err(1001, "指定分组字段不存在!")
}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.TableMajorKeyString)
build.WriteString(" > 0")
where := make(map[string]interface{})
if sGroupName != "" {
build.WriteString(" AND ")
build.WriteString(dbinfo.TablePathKey)
build.WriteString(" LIKE (")
build.WriteString(" select CONCAT(a.")
build.WriteString(dbinfo.TablePathKey)
build.WriteString(", '%')")
build.WriteString(" from ${sDbTableName} a")
if sGroupColumn != "" {
build.WriteString(" where a.")
build.WriteString(sGroupColumn) //指定字段作为分组标识
build.WriteString(" = ?")
} else if dbinfo.EntityHasOnlyign(entity) {
build.WriteString(" where a.") //启用唯一标识作为关键字
build.WriteString(dbinfo.TableOnlyignName) //启用唯一标识作为关键字
build.WriteString(" = @sGroupName") //启用唯一标识作为关键字
} else {
build.WriteString(" where a.")
build.WriteString(dbinfo.TableTreeNodeName)
build.WriteString(" = @sGroupName")
}
build.WriteString(" )")
where["sGroupName"] = sGroupName
}
build.WriteString(" ORDER BY ")
build.WriteString(dbinfo.TablePathKey)
rows, err := gorm.Raw(build.String(), where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(1002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return msgentity.Err(1003, "查询后数据转换发生异常")
}
return msgentity.Success(res, "查询成功")
}
/**
* 根据字段名取指定记录编号的数据库表中对应字段的值
* @param entity 实体类
* @param id 记录编号
* @param fieldNames 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
func (dao DaoBaseFunc) GetValueByFieldName(entity dbinfo.Entity, id interface{}, fieldNames []string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
fieldNames = dao.holdByEntityToArray(entity, fieldNames) //按实体保留数组中的数据
if len(fieldNames) < 1 {
return msgentity.Err(7001, "没有对应的数据可查询!")
}
var build strings.Builder
build.WriteString("SELECT ")
for _, val := range fieldNames {
build.WriteString(",")
build.WriteString(val)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("=@")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
sql := strings.Replace(build.String(), ",", "", 1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7004, "数据不存在!")
}
return msgentity.Success(res[0], "查询成功")
}
/**
* 根据字段名取指定记录编号的数据库表中对应字段的值
* @param entity 实体类
* @param id 记录编号
* @param fieldName 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
func (dao DaoBaseFunc) GetValueByField(entity dbinfo.Entity, id interface{}, fieldName, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
fieldName = strings.TrimSpace(fieldName)
if fieldName == "" {
return msgentity.Err(7001, "没有对应的数据可查询!")
}
columns := strings.Split(fieldName, ",")
columns = dao.holdByEntityToArray(entity, columns)
if len(columns) < 1 {
return msgentity.Err(7002, "没有对应的字段数据可查询!")
}
fieldName = ""
for _, val := range columns {
temp := strings.TrimSpace(val)
if temp == "" {
continue
}
fieldName = fieldName + "," + temp
}
if fieldName == "" {
return msgentity.Err(7003, "没有对应的字段数据可查询!")
}
fieldName = fieldName[1:]
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(fieldName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" = @")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
sql := strings.Replace(build.String(), ",", "", 1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7003, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7004, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7005, "数据不存在!")
}
return msgentity.Success(res[0], "查询成功")
}
/**
* 根据字段名取指定条件的数据库表中对应字段的值
* @param entity 实体类
* @param whereInfo 条件
* @param fieldName 待取数据的字段名称集合
* @param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
func (dao DaoBaseFunc) GetValueByWhere(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldName, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
fieldName = strings.TrimSpace(fieldName)
if fieldName == "" {
return msgentity.Err(7001, "没有对应的数据可查询!")
}
if !dbinfo.HasColumnName(entity, fieldName) {
return msgentity.Err(7002, "指定字段不存在!")
}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(fieldName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := make(map[string]interface{})
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
sql := strings.Replace(build.String(), ",", "", 1)
sql = strings.Replace(sql, " 1=1 AND ", " ", -1)
sql = strings.Replace(sql, " WHERE 1=1", " ", -1)
rows, err := gorm.Raw(sql, where).Rows()
if nil != err {
Log.Error("查询发生异常:", err)
return msgentity.Err(7003, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7004, "查询发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7005, "数据不存在!")
}
return msgentity.Success(res, "查询成功")
}
/**
* 取记录对应的版本号
* @param entity 实体类
* @param idName 编号
* @return
*/
func (dao DaoBaseFunc) GetiVersion(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(dbinfo.TableVersionName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("=@")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
iVersion := 0
dbResult := gorm.Raw(build.String(), where).Find(&iVersion)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(7002, "验证数据是否重复发生异常:", dbResult.Error)
}
if iVersion == 0 {
return msgentity.Err(7003, "没有发现此数据")
}
return msgentity.Success(iVersion, "查询成功")
}
/**
* 取记录对应的状态值
* @param entity 实体类
* @param id 编号
* @return
*/
func (dao DaoBaseFunc) GetiState(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(dbinfo.TableStateName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString("=@")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[dbinfo.EntityKeyName(entity)] = id
iState := 0
dbResult := gorm.Raw(build.String(), where).Find(&iState)
if dbResult.Error != nil {
Log.Error("验证数据是否重复发生异常:", dbResult.Error)
return msgentity.Err(7002, "验证数据是否重复发生异常:", dbResult.Error)
}
if iState == 0 {
return msgentity.Err(7003, "没有发现此数据")
}
return msgentity.Success(iState, "查询成功")
}
/**
* 根据关键值取对象集合
* @Param entity 实体类
* @Param where 存放查询条件
* @Param currentUser 当前用户
* @Param onlyCreator 是否只取当前用户创建的数据
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7002, "没有对应的查询条件!")
}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
sql := strings.Replace(build.String(), " 1=1 AND ", " ", 1)
sql = strings.Replace(sql, " WHERE 1=1", " ", -1)
rows, iCode, err := gorm.FindToMap(sql, where)
if err != nil {
return msgentity.Err(iCode, err.Error())
}
return msgentity.Success(rows, "查询成功")
}
/**
* 根据关键值取对象集合中的第一个
* @Param entity 实体类
* @Param whereInfo 存放查询条件
* @Param currentUser 当前用户
* @param onlyCreator 是否只取当前用户创建的数据
* @param fields 指定要查询的字段集合
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindOneByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool, fields ...string) *msgentity.MsgEntity {
columns := "," + entity.BaseColumnNames() + ","
whereInfoTemp := []dbinfo.WhereInfo{}
for _, val := range whereInfo {
if !strings.Contains(columns, ","+val.Name+",") {
continue
}
whereInfoTemp = append(whereInfoTemp, val)
}
if len(whereInfoTemp) < 1 {
return msgentity.Err(7001, "没有对应的查询条件!")
}
var build strings.Builder
build.WriteString("SELECT ")
fields = dao.holdByEntityToArray(entity, fields) //按实体保留数组中的数据
if len(fields) < 1 {
return msgentity.Err(7002, "没有对应的字段数据可查询!")
}
for _, val := range fields {
build.WriteString(",")
build.WriteString(val)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfoTemp {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
text := strings.Replace(build.String(), "SELECT ,", "SELECT ", -1)
text = strings.Replace(text, " 1=1 AND ", " ", -1)
text = strings.Replace(text, " WHERE 1=1", " ", -1)
data, iCode, err := gorm.FindToMap(text, where)
if err != nil {
return msgentity.Err(iCode, err)
}
if iCode < 1 {
return msgentity.Err(7004, "数据不存在!")
}
return msgentity.Success(data[0], "查询成功")
}
/**
* 根据关键值取对象集合中的符合条件的第一条记录的指定字段
* @Param entity 实体类
* @Param where 存放查询条件
* @param fieldName 指定要查询的字段
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindValueByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldName, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7002, "没有对应的查询条件!")
}
fieldName = strings.TrimSpace(fieldName)
if fieldName == "" {
return msgentity.Err(7002, "没有待查字段!")
}
if !dbinfo.HasColumnName(entity, fieldName) {
return msgentity.Err(7003, "指定字段不存在!")
}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(fieldName)
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
text := strings.Replace(build.String(), " 1=1 AND ", " ", -1)
text = strings.Replace(text, " WHERE 1=1", " ", -1) //没有条件
rows, iCount, err := gorm.FindToMap(text, where)
if err != nil {
return msgentity.Err(iCount, err.Error())
}
if iCount < 1 {
return msgentity.Err(7006, "数据不存在!")
}
val := rows[0][fieldName]
return msgentity.Success(val, "查询成功")
}
/**
* 根据关键值取对象集合中的符合条件的第一条记录的指定字段
* @Param entity 实体类
* @Param where 存放查询条件
* @param fieldMap 指定要查询的字段集合(原字段, 别名)
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindByFields(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldMap map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7001, "没有对应的查询条件!")
}
var columns strings.Builder
columns.WriteString("@@@")
var orderStr strings.Builder
orderStr.WriteString("@@@")
iCount := 0
for k, v := range fieldMap {
if !dbinfo.HasColumnName(entity, k) {
continue
}
iCount++
columns.WriteString(",")
columns.WriteString(k)
orderStr.WriteString(",")
orderStr.WriteString(k)
if v != "" {
columns.WriteString(" AS ")
columns.WriteString(v)
}
}
if iCount < 1 {
return msgentity.Err(7003, "没有符合的字段!")
}
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(strings.Replace(columns.String(), "@@@,", "", -1))
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
build.WriteString(" ORDER BY ")
build.WriteString(strings.Replace(orderStr.String(), "@@@,", "", -1))
text := strings.Replace(build.String(), " WHERE 1=1 AND ", " WHERE ", -1)
text = strings.Replace(text, " WHERE 1=1", " ", -1)
rows, err := gorm.Raw(text, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7004, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7006, "数据不存在!")
}
return msgentity.Success(res, "查询成功")
}
/**
* 根据关键值查数量
* @Param entity 实体类
* @Param where 存放查询条件
* @param currentUser 当前用户
* @param onlyCreator 仅查询创建者
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) FindCountByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7001, "没有对应的查询条件!")
}
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
sql := strings.Replace(build.String(), " 1=1 AND ", " ", 1)
sql = strings.Replace(sql, " WHERE 1=1", " ", -1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7004, "数据不存在!")
}
return msgentity.Success(res[0]["iCount"], "查询成功")
}
/**
* 以事务方式执行多个sql
* 注意:Mapper必须存在才能执行
* @param sqls [sql, params]
* @return msgentity.MsgEntity 一个执行失败则回滚
*/
func (dao DaoBaseFunc) TransactionSql(sqls map[string]map[string]interface{}) *msgentity.MsgEntity {
if len(sqls) < 1 {
return msgentity.Err(7001, "没有需要执行的sql")
}
tx := gorm.GetDB().Begin() // 开始事务
for sql, params := range sqls {
if err := tx.Exec(sql, params).Error; err == nil {
continue
}
Log.Error("sql执行失败:", sql)
tx.Rollback() //回滚事务
return msgentity.Err(7002, "没有需要执行的sql")
}
tx.Commit() //提交事务
return msgentity.Success(7999, "事务执行成功")
}
/**
* 根据字段名取分组数据
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return
*/
func (dao DaoBaseFunc) GroupByField(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
return dao.GroupByFieldBase(entity, sCreator, fields, currentUser, onlyCreator, false)
}
/**
* 根据字段名取分组数据,并返回数量
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return
*/
func (dao DaoBaseFunc) GroupByFieldAndCount(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
return dao.GroupByFieldBase(entity, sCreator, fields, currentUser, onlyCreator, true)
}
/**
* 根据字段名取分组数据
* @param entity 实体类
* @param sCreator 指定用户
* @param fields 字段名与别名对象
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @param isGroupCount 添加分组后是否添加'数量列'
* @return
*/
func (dao DaoBaseFunc) GroupByFieldBase(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator, isGroupCount bool) *msgentity.MsgEntity {
if len(fields) < 1 {
return msgentity.Err(7001, "没有对应的待查字段!")
}
array := map[string]interface{}{}
for key, value := range fields {
array[key] = value
}
array = reflectutil.HoldByEntity(entity, array, "", "G") //按实体保留map中的数据
var build strings.Builder
build.WriteString("SELECT @@")
for key, val := range array {
build.WriteString(",")
build.WriteString(key)
if val.(string) != "" {
build.WriteString(" AS ")
build.WriteString(val.(string))
}
}
if isGroupCount {
build.WriteString(",")
build.WriteString(" COUNT(1) AS iCount")
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
if sCreator != "" {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
}
where := map[string]interface{}{}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
build.WriteString(" GROUP BY @@")
for key := range fields {
build.WriteString(",")
build.WriteString(key)
}
sql := build.String()
sql = strings.Replace(sql, " WHERE 1=1 GROUP BY ", " GROUP BY ", -1)
sql = strings.Replace(sql, " @@,", " ", -1)
sql = strings.Replace(sql, " 1=1 AND ", " ", -1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7003, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7004, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7005, "数据不存在!")
}
return msgentity.Success(res, "查询成功")
}
/**
* 取表中指定字段的最大值
* @param entity 实体类
* @param sCreator 指定用户
* @param field 字段名
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) MaxByField(entity dbinfo.Entity, sCreator string, field string, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
field = strings.TrimSpace(field)
if field == "" {
return msgentity.Err(7001, "没有待查字段!")
}
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7002, "没有对应的查询条件!")
}
if !dbinfo.HasColumnName(entity, field) {
return msgentity.Err(7003, "指定字段不存在!")
}
var build strings.Builder
build.WriteString("SELECT MAX(")
build.WriteString(field)
build.WriteString(") AS data FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if sCreator == "" {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
sql := strings.Replace(build.String(), " 1=1 AND ", " ", 1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7004, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7006, "数据不存在!")
}
return msgentity.Success(res[0]["data"], "查询成功")
}
/**
* 取表中指定字段的最小值
* @param entity 实体类
* @param sCreator 指定用户
* @param field 字段名
* @param where 查询条件
* @param currentUser 当前用户
* @param onlyCreator 用户查询限制(仅创建者可见)
* @param whereStr 查询条件字符串
* @return
*/
func (dao DaoBaseFunc) MinByField(entity dbinfo.Entity, sCreator string, field string, whereInfo []dbinfo.WhereInfo, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
field = strings.TrimSpace(field)
if field == "" {
return msgentity.Err(7001, "没有待查字段!")
}
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7002, "没有对应的查询条件!")
}
if !dbinfo.HasColumnName(entity, field) {
return msgentity.Err(7003, "指定字段不存在!")
}
var build strings.Builder
build.WriteString("SELECT MIN(")
build.WriteString(field)
build.WriteString(") AS data FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if sCreator == "" {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
sql := strings.Replace(build.String(), " 1=1 AND ", " ", 1)
rows, err := gorm.Raw(sql, where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7004, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询后数据转换发生异常:", err)
return msgentity.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7006, "数据不存在!")
}
return msgentity.Success(res[0]["data"], "查询成功")
}
/**
* 检查关键值记录是否存在(返回1:存在;0:不存在)
* @param entity 实体类
* @param id 记录编号
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) HasById(entity dbinfo.Entity, id interface{}) *msgentity.MsgEntity {
if fmt.Sprintf("%v", id) == "" {
return msgentity.Err(7001, "记录编号参数为空!")
}
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(dbinfo.EntityKeyName(entity))
build.WriteString(" =@")
build.WriteString(dbinfo.EntityKeyName(entity))
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := map[string]interface{}{dbinfo.EntityKeyName(entity): id}
var iCount int
dbResult := gorm.Raw(build.String(), where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(7003, "查询数据发生异常:", dbResult.Error)
}
if iCount == 0 {
return msgentity.Err(0, "数据不存在!")
}
return msgentity.Success(1, "数据存在!")
}
/**
* 检查关键值记录是否存在(返回1:存在;0:不存在)
* @param entity 实体类
* @Param keyName 字段名
* @Param keyValue 字段值
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) HasByKey(entity dbinfo.Entity, keyName string, keyValue interface{}) *msgentity.MsgEntity {
keyName = strings.TrimSpace(keyName)
if keyName == "" {
return msgentity.Err(7001, "字段名参数为空!")
}
if (keyValue == nil) || (fmt.Sprintf("%v", keyValue) == "") || (fmt.Sprintf("%v", keyValue) == "<nil>") {
return msgentity.Err(7002, "字段值参数为空!")
}
if !dbinfo.HasColumnName(entity, keyName) {
return msgentity.Err(7003, "指定字段不存在!")
}
dataInfo := entity.GetDataInfo(keyName)
if nil == dataInfo {
return msgentity.Err(7004, "字段备注信息缺失")
}
switch dataInfo.GsDbFileType {
case "int":
temp, err := strconv.Atoi(keyValue.(string))
if err != nil {
return msgentity.Err(7005, "字段值参数为不符合规范!")
}
keyValue = temp
case "bigint":
temp, err := strconv.ParseInt(keyValue.(string), 10, 64)
if err != nil {
return msgentity.Err(7006, "字段值参数为不符合规范!")
}
keyValue = temp
}
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE ")
build.WriteString(keyName)
build.WriteString(" =@")
build.WriteString(keyName)
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
where := map[string]interface{}{keyName: keyValue}
var iCount int
dbResult := gorm.Raw(build.String(), where).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(7007, "查询数据发生异常:", dbResult.Error)
}
if iCount == 0 {
return msgentity.Err(0, "数据不存在!")
}
return msgentity.Success(1, "数据存在!")
}
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) DoSql(sql string, where ...interface{}) *msgentity.MsgEntity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1002, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return msgentity.Err(1003, "查询成功但没有数据")
}
return msgentity.Success(list, "查询成功")
}
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) ExecSql(sql string, where ...interface{}) *msgentity.MsgEntity {
txt := gorm.ReplaceVariable(sql)
dbResult := gorm.Exec(txt, where...)
if dbResult.Error != nil {
Log.Error("执行发生异常:", dbResult.Error)
return msgentity.Err(1001, "执行发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return msgentity.Err(1002, "执行成功但没有影响数")
}
return msgentity.Success(dbResult.RowsAffected, "执行成功")
}
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) GetValue(sql string, where ...interface{}) *msgentity.MsgEntity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1002, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return msgentity.Err(1003, "查询成功但没有数据")
}
var result interface{}
row := list[0]
for _, v := range row {
result = v
}
return msgentity.Success(result, "查询成功")
}
/**
* 执行SQL脚本获取一行数据(多列)
* 注意:库名必须用${}进行包装,此脚本应只存在一条记录
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) GetRow(sql string, where ...interface{}) *msgentity.MsgEntity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1001, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return msgentity.Err(1002, "查询成功但没有数据")
}
return msgentity.Success(list[0], "查询成功")
}
/**
* 执行SQL脚本获取多行数据(多列)
* 注意:库名必须用${}进行包装,此脚本可返回多条记录
* @param sql SQL脚本
* @param where 存放查询条件
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) GetRows(sql string, where ...interface{}) *msgentity.MsgEntity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return msgentity.Err(1001, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return msgentity.Err(1002, "查询成功但没有数据")
}
return msgentity.Success(list, "查询成功")
}
/**
* 根据关键值翻转值(限布尔值类型,1转2,2转1)
* @Param entity 实体类
* @Param whereInfo 存放查询条件
* @Param reversalColumn 翻转的字段名
* @Param currentUser 当前用户
* @Param onlyCreator 是否只翻转创建人创建的数据
* @return msgentity.MsgEntity
*/
func (dao DaoBaseFunc) ReversalByKey(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, reversalColumn, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
if len(whereInfo) < 1 {
return msgentity.Err(7001, "没有对应的查询条件!")
}
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(entity.TableName())
build.WriteString(" SET ")
build.WriteString(reversalColumn)
build.WriteString("= IF(")
build.WriteString(reversalColumn)
build.WriteString("=1,2,1)")
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(dbinfo.TableDelSignName)
build.WriteString(" != 1")
}
sql := strings.Replace(build.String(), " 1=1 AND ", " ", 1)
dbResult := gorm.Exec(sql, where)
if dbResult.Error != nil {
Log.Error("执行发生异常:", dbResult.Error)
return msgentity.Err(1001, "执行发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return msgentity.Err(1002, "执行成功但没有影响数")
}
return msgentity.Success(dbResult.RowsAffected, "执行成功")
}
/**
* 根据条件仅查询指定字段名数据
* @param entity 实体类
* @param whereInfo
* @param fieldNames 待取数据的字段名称集合
* @Param currentUser 当前用户
* @Param onlyCreator 是否只翻转创建人创建的数据
* @return msgentity.MsgEntity 返回内容data中存放的是Map
*/
func (dao DaoBaseFunc) FindField(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo, fieldNames []string, currentUser string, onlyCreator bool) *msgentity.MsgEntity {
fieldNames = dao.holdByEntityToArray(entity, fieldNames) //按实体保留数组中的数据
if len(fieldNames) < 1 {
return msgentity.Err(7001, "没有对应的数据可查询!")
}
whereInfo = dao.holdByEntityToWhereInfo(entity, whereInfo) //按实体保留条件
var build strings.Builder
build.WriteString("SELECT ")
for _, val := range fieldNames {
build.WriteString(",")
build.WriteString(val)
}
build.WriteString(" FROM ")
build.WriteString(entity.TableName())
build.WriteString(" WHERE 1=1")
where := map[string]interface{}{}
for _, value := range whereInfo {
condition := value.Condition
if condition == "" {
condition = "="
}
build.WriteString(" AND ")
build.WriteString(value.Name)
build.WriteString(" ")
build.WriteString(condition)
if value.ValueName != "" {
build.WriteString(" ")
build.WriteString(value.ValueName)
continue
}
build.WriteString(" @")
build.WriteString(value.Name)
where[value.Name] = value.Value
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(dbinfo.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
sql := strings.Replace(build.String(), ",", "", 1)
sql = strings.Replace(sql, " WHERE 1=1 AND ", " WHERE ", -1)
sql = strings.Replace(sql, " WHERE 1=1", " ", -1)
rows, err := gorm.Raw(sql, where).Rows()
if nil != err {
Log.Error("查询发生异常:", err)
return msgentity.Err(7002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
Log.Error("查询发生异常:", err)
return msgentity.Err(7003, "查询发生异常:", err)
}
if len(res) < 1 {
return msgentity.Err(7004, "数据不存在!")
}
return msgentity.Success(res, "查询成功")
}
/**
* 按实体保留切片中的数据
* object 待检查对象
* whereInfo 数据
*/
func (DaoBaseFunc) holdByEntityToWhereInfo(entity dbinfo.Entity, whereInfo []dbinfo.WhereInfo) []dbinfo.WhereInfo {
columns := "," + entity.BaseColumnNames() + ","
result := []dbinfo.WhereInfo{}
for _, val := range whereInfo {
if !strings.Contains(columns, ","+val.Name+",") {
continue
}
result = append(result, val)
}
return result
}
/**
* 按实体保留切片中的数据
* object 待检查对象
* data 数据
* fieldPrefix 字段前缀(可不传)
*/
func (DaoBaseFunc) holdByEntityToArray(entity dbinfo.Entity, data []string) []string {
columns := "," + entity.BaseColumnNames() + ","
result := []string{}
for _, val := range data {
if !strings.Contains(columns, ","+val+",") {
continue
}
result = append(result, val)
}
return result
}
// 分页数据查询部分语句,在分页查询数据及 数据搜索时使用
// 返回 findByPageCountSql, findByPageSql, params
func (dao DaoBaseFunc) GetFindByPageSelectSql(currentUser string, entity dbinfo.Entity,
findByPageParam dbinfo.FindByPageParam, onlyCreator bool) (string, string, map[string]interface{}) {
conditionMap := map[string]interface{}{} //普通条件
conditionRangeStMap := map[string]interface{}{} //范围条件
conditionRangeEdMap := map[string]interface{}{} //范围条件
conditionArrayMap := map[string]string{} //数组条件
conditionLikeMap := []string{} //模糊查询字段
sLikeStr := strings.TrimSpace(findByPageParam.GsLikeStr) //全文检索条件
sLikeDateSt := strings.TrimSpace(findByPageParam.GsLikeDateSt) //模糊查询记录修改时间范围条件-开始
sLikeDateEd := strings.TrimSpace(findByPageParam.GsLikeDateEd) //模糊查询记录修改时间范围条件-结束
params := map[string]interface{}{}
var appendFieldSql strings.Builder
var dictionarySql strings.Builder
var oTherJoin map[string]string
// var s reflect.Type
// typeOf := reflect.TypeOf(entity) //通过反射获取type定义
// if typeOf.Kind() == reflect.Ptr { //是否指针类型
// s = reflect.TypeOf(entity).Elem() //通过反射获取type定义
// } else if "reflect.Value" == typeOf.String() {
// if entity.(reflect.Value).Kind() == reflect.Ptr {
// s = entity.(reflect.Value).Elem().Type()
// } else if entity.(reflect.Value).Kind() == reflect.Struct {
// s = entity.(reflect.Value).Type()
// } else {
// s = entity.(reflect.Value).Type()
// }
// } else if typeOf.Kind() == reflect.Struct {
// s = typeOf
// } else {
// s = entity.(reflect.Value).Type() //通过反射获取type定义
// }
// sDbName := dbinfo.GetDbName(entity)
// sTableName := dbinfo.SimpleTableName(entity)
//sMainTableKeyName := dbinfo.EntityKeyName(entity)
if (nil != findByPageParam.Gcondition) && (len(findByPageParam.Gcondition.(map[string]interface{})) > 0) {
condition := findByPageParam.Gcondition.(map[string]interface{})
for key, val := range condition {
if val == nil {
continue
}
keyFieldName := key
// if mu.isLowerStart(keyFieldName) {
// keyFieldName = "G" + key
// }
//_, ok := s.FieldByName(keyFieldName) //直接以字段名作为条件的(即不管是否以St或Ed结尾,都不属于范围条件)
if dbinfo.HasColumnName(entity, keyFieldName) {
conditionMap[key] = val //明确值的字符串/日期/数字等都直接加入查询条件
params[key] = val
continue
}
if strings.HasSuffix(key, "St") { //以St结尾
temp := key[0 : len(key)-2] //去掉结尾
if dbinfo.HasColumnName(entity, temp) {
conditionRangeStMap[temp] = val //明确值的字符串/日期/数字等都直接加入查询条件
params[key] = val
}
// keyFieldName := temp
// if mu.isLowerStart(keyFieldName) {
// keyFieldName = "G" + temp
// }
// _, ok := s.FieldByName(keyFieldName) //直接以字段名作为条件的(即不管是否以St或Ed结尾,都不属于范围条件)
// if ok {
// conditionRangeStMap[temp] = val //明确值的字符串/日期/数字等都直接加入查询条件
// params[key] = val
// }
continue
}
if strings.HasSuffix(key, "Ed") { //以Ed结尾
temp := key[0 : len(key)-2] //去掉结尾
if dbinfo.HasColumnName(entity, temp) {
conditionRangeStMap[temp] = val //明确值的字符串/日期/数字等都直接加入查询条件
params[key] = val
}
// keyFieldName := temp
// if mu.isLowerStart(keyFieldName) {
// keyFieldName = "G" + temp
// }
// _, ok := s.FieldByName(keyFieldName) //直接以字段名作为条件的(即不管是否以St或Ed结尾,都不属于范围条件)
// if ok {
// conditionRangeEdMap[temp] = val //明确值的字符串/日期/数字等都直接加入查询条件
// params[key] = val
// }
continue
}
valType := reflect.TypeOf(val)
if (strings.HasSuffix(key, "Array")) && (strings.HasPrefix(valType.String(), "[]")) { //以Array结尾,并且属于数组类型
temp := key[0 : len(key)-len("Array")] //去掉结尾
if !dbinfo.HasColumnName(entity, temp) {
continue //字段名不存在
}
// keyFieldName := temp
// if mu.isLowerStart(keyFieldName) {
// keyFieldName = "G" + temp
// }
// _, ok := s.FieldByName(keyFieldName) //直接以字段名作为条件的(即不管是否以St或Ed结尾,都不属于范围条件)
// if !ok {
// continue //字段名不存在
// }
var sb strings.Builder
sb.WriteString("(@@@@_@@@@")
valArray := val.([]interface{})
if strings.Contains("/int/int64/long/decimal/float64/", valType.String()) {
for _, v := range valArray {
sb.WriteString(",")
sb.WriteString(fmt.Sprintf("%v", v))
}
} else {
for _, v := range valArray {
sb.WriteString(",'")
sb.WriteString(fmt.Sprintf("%v", v))
sb.WriteString("'")
}
}
sb.WriteString(")")
conditionArrayMap[temp] = strings.Replace(sb.String(), "@@@@_@@@@,", "", 1)
continue
}
}
}
if sLikeStr != "" {
var dLikeDateSt time.Time
var dLikeDateEd time.Time
if sLikeDateSt != "" {
dLikeDateSt = timeutil.ToDate(sLikeDateSt)
} else {
dLikeDateSt = timeutil.AddDay(time.Now(), -7)
}
if sLikeDateEd != "" {
dLikeDateEd = timeutil.ToDate(sLikeDateEd)
} else {
dLikeDateEd = time.Now()
}
params["dLikeDateSt"] = dLikeDateSt
params["dLikeDateEd"] = dLikeDateEd
}
dataInfoList := dbinfo.AllDataInfo(entity)
for _, dataInfo := range dataInfoList {
if findByPageParam.GsLikeStr != "" {
if !strings.Contains("/id/iId/uId/sId/sCreator/dCreateDate/sModifieder/dModifiedDate/iState/iSetp/iIndex/iVersion/", dataInfo.GsName) &&
((dataInfo.GsDbFileType == "varchar") || (dataInfo.GsDbFileType == "char")) {
conditionLikeMap = append(conditionLikeMap, dataInfo.GsTableName+"."+dataInfo.GsName)
}
}
if findByPageParam.GsHideBigText && dataInfo.GbBigTxt { //如果开启了过滤大文本字段,则跳过
continue
}
if findByPageParam.GsHideFields != "" { //如果是过滤字段则跳过
if strings.Contains(findByPageParam.GsHideFields, ";"+dataInfo.GsName+";") {
continue
}
}
f, d := dao.GetFindByPageSelectSqlByField(dataInfo, entity.OwnerTable(), dataInfo.GsName, oTherJoin)
if f != "" {
appendFieldSql.WriteString(f)
}
if d != "" {
dictionarySql.WriteString(d)
}
}
var defaultOrderSql strings.Builder
defaultOrderSql.WriteString(" ORDER BY @@@@_@@@@")
if dbinfo.EntityHasIndex(entity) {
defaultOrderSql.WriteString(",")
defaultOrderSql.WriteString("${sTableName}.")
defaultOrderSql.WriteString(dbinfo.TableIndexName)
}
if dbinfo.EntityHasModifiedDate(entity) {
defaultOrderSql.WriteString(",")
defaultOrderSql.WriteString("${sTableName}.")
defaultOrderSql.WriteString(dbinfo.TableModifiedDateName)
defaultOrderSql.WriteString(" DESC")
}
var vFindByPageWhere strings.Builder
if onlyCreator && (dbinfo.EntityHasCreator(entity)) {
currentLoginUserId := currentUser
if !strings.Contains("/00000000/00000001/", currentLoginUserId) {
vFindByPageWhere.WriteString("AND ${sTableName}.")
vFindByPageWhere.WriteString(dbinfo.TableCreatorName)
vFindByPageWhere.WriteString(" = '")
vFindByPageWhere.WriteString(currentLoginUserId)
vFindByPageWhere.WriteString("'")
}
}
if len(conditionMap) > 0 {
for key, val := range conditionMap {
if strings.Contains(fmt.Sprintf("%v", val), "%") {
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" LIKE @")
vFindByPageWhere.WriteString(key)
} else {
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" = @")
vFindByPageWhere.WriteString(key)
}
params[key] = val
}
}
if len(conditionRangeStMap) > 0 {
for key, val := range conditionRangeStMap {
if fmt.Sprintf("%v", val) != "" {
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" >= @")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString("St")
}
}
}
if len(conditionRangeEdMap) > 0 {
for key, val := range conditionRangeEdMap {
if fmt.Sprintf("%v", val) != "" {
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" <= @")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString("Ed")
}
}
}
if len(conditionArrayMap) > 0 {
for key, val := range conditionArrayMap {
if fmt.Sprintf("%v", val) == "" {
continue
}
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" IN (")
vFindByPageWhere.WriteString(val)
vFindByPageWhere.WriteString(")")
}
}
if (sLikeStr != "") && (len(conditionLikeMap) > 0) {
if dbinfo.EntityHasModifiedDate(entity) {
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(dbinfo.TableModifiedDateName)
vFindByPageWhere.WriteString(" >= @dLikeDateSt")
vFindByPageWhere.WriteString(" AND ${sTableName}.")
vFindByPageWhere.WriteString(dbinfo.TableModifiedDateName)
vFindByPageWhere.WriteString(" <= @dLikeDateEd")
}
vFindByPageWhere.WriteString(" AND (@@@@_@@@@")
for _, key := range conditionLikeMap {
vFindByPageWhere.WriteString(" OR (")
vFindByPageWhere.WriteString(key)
vFindByPageWhere.WriteString(" LIKE CONCAT('%', @sLikeStr, '%'))")
}
vFindByPageWhere.WriteString(")")
params["sLikeStr"] = sLikeStr
}
if dbinfo.EntityHasDelSign(entity) { //存在逻辑删除字段
vFindByPageWhere.WriteString(" AND ")
vFindByPageWhere.WriteString(entity.TableName())
vFindByPageWhere.WriteString(dbinfo.TableDelSignName)
vFindByPageWhere.WriteString(" != 1")
}
var findByPageCountSql strings.Builder
findByPageCountSql.WriteString("SELECT COUNT(1) AS iCount FROM ")
findByPageCountSql.WriteString(entity.TableName())
if vFindByPageWhere.Len() != 0 {
findByPageCountSql.WriteString(" WHERE ")
findByPageCountSql.WriteString(vFindByPageWhere.String())
}
result0 := strings.Replace(findByPageCountSql.String(), "${sTableName}", entity.OwnerTable(), -1)
result0 = strings.Replace(result0, "(@@@@_@@@@)", "", -1)
result0 = strings.Replace(result0, "@@@@_@@@@ OR ", "", -1)
result0 = strings.Replace(result0, " AND AND ", " AND ", -1)
result0 = strings.Replace(result0, " WHERE AND ", " WHERE ", -1)
result0 = strings.Replace(result0, " WHERE AND ", " WHERE ", -1)
result0 = strings.Replace(result0, " WHERE AND ", " WHERE ", -1)
result0 = strings.Replace(result0, " WHERE AND ", " WHERE ", -1)
var findByPageSql strings.Builder
findByPageSql.WriteString("SELECT ")
findByPageSql.WriteString(appendFieldSql.String())
findByPageSql.WriteString(" ${sTableName}.* ")
findByPageSql.WriteString(" FROM ${sDbTableName} AS ${sTableName} ")
if dictionarySql.String() != "" {
findByPageSql.WriteString(dictionarySql.String())
}
if vFindByPageWhere.Len() != 0 {
findByPageSql.WriteString(" WHERE ")
findByPageSql.WriteString(vFindByPageWhere.String())
}
if len(findByPageParam.Gorders) > 0 {
findByPageSql.WriteString(" ORDER BY ")
findByPageSql.WriteString("@@@@_@@@@")
for _, val := range findByPageParam.Gorders {
findByPageSql.WriteString(",")
findByPageSql.WriteString(val.String())
}
} else {
if !strings.Contains(defaultOrderSql.String(), " ORDER BY ") {
findByPageSql.WriteString(" ORDER BY ")
}
findByPageSql.WriteString(defaultOrderSql.String())
}
if findByPageParam.Gpage.GiSize < 1 {
findByPageParam.Gpage.GiSize = 10
}
if findByPageParam.Gpage.GiCurrent < 1 {
findByPageParam.Gpage.GiCurrent = 1
}
findByPageSql.WriteString(" LIMIT ")
findByPageSql.WriteString(strconv.Itoa((findByPageParam.Gpage.GiCurrent - 1) * findByPageParam.Gpage.GiSize))
findByPageSql.WriteString(" , ")
findByPageSql.WriteString(strconv.Itoa(findByPageParam.Gpage.GiSize))
result1 := findByPageSql.String()
result1 = strings.Replace(result1, "${sDbTableName}", entity.TableName(), -1)
result1 = strings.Replace(result1, "${sTableName}", entity.OwnerTable(), -1)
result1 = strings.Replace(result1, "@@@@_@@@@ OR ", "", -1)
result1 = strings.Replace(result1, "@@@@_@@@@, ", "", -1)
result1 = strings.Replace(result1, "ORDER BY @@@@_@@@@,", "ORDER BY ", -1)
result1 = strings.Replace(result1, " ORDER BY @@@@_@@@@ LIMIT ", " LIMIT ", -1)
result1 = strings.Replace(result1, " WHERE AND ", " WHERE ", -1)
result1 = strings.Replace(result1, " WHERE AND ", " WHERE ", -1)
return result0, result1, params
}
// 取分页查询的字段信息
func (DaoBaseFunc) GetFindByPageSelectSqlByField(dataInfo *dbinfo.DataInfo, sTableName, sFieldName string, oTherJoin map[string]string) (string, string) {
var appendFieldSql strings.Builder
var dictionarySql strings.Builder
//--发现关联表--//
if (sTableName != dataInfo.GsTableName) && (dataInfo.GsRelName != "") && (dataInfo.GsRelMainName != "") {
title := strings.TrimSpace(dataInfo.GsRelTitle)
if title == "" {
title = sFieldName
}
appendFieldSql.WriteString(" ")
appendFieldSql.WriteString(dataInfo.GsTableName)
appendFieldSql.WriteString("_")
appendFieldSql.WriteString(dataInfo.GsRelName)
appendFieldSql.WriteString(".")
appendFieldSql.WriteString(dataInfo.GsName)
appendFieldSql.WriteString(" AS ")
appendFieldSql.WriteString(title)
appendFieldSql.WriteString(",")
var leftJoinName strings.Builder
leftJoinName.WriteString(dataInfo.GsTableName)
leftJoinName.WriteString("_")
leftJoinName.WriteString(dataInfo.GsRelName)
_, ok := oTherJoin[leftJoinName.String()]
if ok { //已经存在
return appendFieldSql.String(), dictionarySql.String()
}
var leftJoin strings.Builder
leftJoin.WriteString(" LEFT JOIN ")
leftJoin.WriteString(gorm.GetDbName(dataInfo.GsDbName))
leftJoin.WriteString(dataInfo.GsTableName)
leftJoin.WriteString(" AS ")
leftJoin.WriteString(leftJoinName.String())
leftJoin.WriteString(" ON (")
leftJoin.WriteString(dataInfo.GsTableName)
leftJoin.WriteString("_")
leftJoin.WriteString(dataInfo.GsRelName)
leftJoin.WriteString(".")
leftJoin.WriteString(dataInfo.GsRelName)
leftJoin.WriteString(" = ")
leftJoin.WriteString(gorm.GetDbName(dataInfo.GsDbName))
leftJoin.WriteString(sTableName)
leftJoin.WriteString(".")
leftJoin.WriteString(dataInfo.GsRelMainName)
leftJoin.WriteString(") ")
oTherJoin[leftJoinName.String()] = leftJoin.String() //防止重复累加相同的关联
dictionarySql.WriteString(leftJoin.String())
return appendFieldSql.String(), dictionarySql.String()
}
//--检查备注中的通用关联--//
sComment := stringutil.SubBetween(dataInfo.GsComment, "(", ")", true)
if sComment == "" {
return appendFieldSql.String(), dictionarySql.String()
}
if strings.HasPrefix(sComment, "枚举") { //枚举类型
sComment = sComment[len("枚举")+1:]
comment := strings.Split(sComment, ";")
if len(comment) < 1 {
return appendFieldSql.String(), dictionarySql.String()
}
appendFieldSql.WriteString(" CASE ")
appendFieldSql.WriteString(dataInfo.GsTableName)
appendFieldSql.WriteString(".")
appendFieldSql.WriteString(dataInfo.GsName)
for _, val := range comment {
array := strings.Split(val, ":")
if len(array) < 1 {
return appendFieldSql.String(), dictionarySql.String()
}
if len(array) < 2 {
array = append(array, "缺失")
}
appendFieldSql.WriteString(" WHEN ")
appendFieldSql.WriteString(array[0])
appendFieldSql.WriteString(" THEN '")
appendFieldSql.WriteString(array[1])
appendFieldSql.WriteString("' ")
}
appendFieldSql.WriteString(" ELSE '未知' END AS s")
appendFieldSql.WriteString(dataInfo.GsName[1:])
appendFieldSql.WriteString("Text,")
return appendFieldSql.String(), dictionarySql.String()
}
if strings.HasPrefix(sComment, "布尔值,") { //布尔值
sComment = sComment[len("布尔值,"):]
comment := strings.Split(sComment, ";")
if len(comment) <= 0 {
return appendFieldSql.String(), dictionarySql.String()
}
appendFieldSql.WriteString(" CASE ")
appendFieldSql.WriteString(sTableName)
appendFieldSql.WriteString(".")
appendFieldSql.WriteString(dataInfo.GsName)
for _, val := range comment {
val = strings.TrimSpace(val)
if val == "" {
return appendFieldSql.String(), dictionarySql.String()
}
array := strings.Split(val, ":")
if len(array) < 1 {
return appendFieldSql.String(), dictionarySql.String()
}
if len(array) < 2 {
array = append(array, "缺失")
}
appendFieldSql.WriteString(" WHEN ")
appendFieldSql.WriteString(array[0])
appendFieldSql.WriteString(" THEN '")
appendFieldSql.WriteString(array[1])
appendFieldSql.WriteString("' ")
}
appendFieldSql.WriteString(" ELSE '否' END AS s")
appendFieldSql.WriteString(dataInfo.GsName[1:])
appendFieldSql.WriteString("Text,")
return appendFieldSql.String(), dictionarySql.String()
}
if strings.HasPrefix(sComment, "字典") { //字典
appendFieldSql.WriteString(" Dictionary_")
appendFieldSql.WriteString(dataInfo.GsName)
appendFieldSql.WriteString(".")
appendFieldSql.WriteString(dbinfo.TableTreeNodeName)
appendFieldSql.WriteString(" AS s")
appendFieldSql.WriteString(dataInfo.GsName[1:])
appendFieldSql.WriteString("Text,")
dictionarySql.WriteString(" LEFT JOIN ")
dictionarySql.WriteString(gorm.GetDbName(dbinfo.BaseSystemName))
dictionarySql.WriteString(dbinfo.TableNameDictionary)
dictionarySql.WriteString(" AS Dictionary_")
dictionarySql.WriteString(dataInfo.GsName)
dictionarySql.WriteString(" ON (Dictionary_")
dictionarySql.WriteString(dataInfo.GsName)
dictionarySql.WriteString(".")
dictionarySql.WriteString(dbinfo.TableOnlyignName)
dictionarySql.WriteString(" LIKE '")
dictionarySql.WriteString(dataInfo.GsName)
dictionarySql.WriteString("%' AND Dictionary_")
dictionarySql.WriteString(dataInfo.GsName)
dictionarySql.WriteString(".")
dictionarySql.WriteString(dbinfo.TableDictionaryValueName)
dictionarySql.WriteString(" = CAST(")
dictionarySql.WriteString(sTableName)
dictionarySql.WriteString(".")
dictionarySql.WriteString(dataInfo.GsName)
dictionarySql.WriteString(" AS CHAR)) ")
return appendFieldSql.String(), dictionarySql.String()
}
return appendFieldSql.String(), dictionarySql.String()
}
// 对gorm.First操作进行封装
func (DaoBaseFunc) First(entity dbinfo.Entity, conds ...interface{}) (dbinfo.Entity, error) {
dbResult := gorm.GetDB().Table(entity.TableName()).First(entity, conds...)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return nil, dbResult.Error
}
if dbResult.RowsAffected < 1 {
return nil, errors.New("没有查询到数据")
}
return entity, nil
}
// 对gorm.Create操作进行封装
func (DaoBaseFunc) Create(entity dbinfo.Entity) (dbinfo.Entity, error) {
dbResult := gorm.GetDB().Table(entity.TableName()).Create(entity)
if dbResult.Error != nil {
Log.Error("新增发生异常:", dbResult.Error)
return nil, dbResult.Error
}
if dbResult.RowsAffected < 1 {
return nil, errors.New("新增失败,影响数为0")
}
return entity, nil
}
// 对gorm.Save操作进行封装,
// 警告:Save是一个组合函数。 如果保存值不包含主键,它将执行 Create,否则它将执行 Update (包含所有字段)。
func (DaoBaseFunc) Save(entity dbinfo.Entity) (dbinfo.Entity, error) {
dbResult := gorm.GetDB().Table(entity.TableName()).Save(entity)
if dbResult.Error != nil {
Log.Error("更新发生异常:", dbResult.Error)
return nil, dbResult.Error
}
if dbResult.RowsAffected < 1 {
return nil, errors.New("更新失败,影响数为0")
}
return entity, nil
}
// 对gorm.Delete操作进行封装
func (DaoBaseFunc) Delete(entity dbinfo.Entity, conds ...interface{}) (int, error) {
dbResult := gorm.GetDB().Table(entity.TableName()).Delete(entity, conds...)
if dbResult.Error != nil {
Log.Error("删除发生异常:", dbResult.Error)
return 1001, dbResult.Error
}
iCode := dbResult.RowsAffected
if iCode < 1 {
return 1002, errors.New("删除失败,影响数为0")
}
return int(iCode), nil
}
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Go
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https://gitee.com/tomatomeatman/golang-repository.git
git@gitee.com:tomatomeatman/golang-repository.git
tomatomeatman
golang-repository
GolangRepository
61e401b0d628

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