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CommonDao.go 93.19 KB
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laowei 提交于 2024-07-31 14:17 +08:00 . 1
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package app
import (
"database/sql"
"fmt"
"strconv"
"strings"
"time"
"gitee.com/tomatomeatman/golang-repository/bricks2/model/dbinfo"
"gitee.com/tomatomeatman/golang-repository/bricks2/model/emity"
"gitee.com/tomatomeatman/golang-repository/bricks2/model/globalconst"
"gitee.com/tomatomeatman/golang-repository/bricks2/model/globalvariable"
"gitee.com/tomatomeatman/golang-repository/bricks2/utils/function/data/integerutil"
"gitee.com/tomatomeatman/golang-repository/bricks2/utils/function/reflectutil"
"gitee.com/tomatomeatman/golang-repository/bricks2/utils/gorm"
Log "github.com/cihub/seelog"
)
// var (
// recordKeyJamCommonDao = "" //创建sRecordKey用的干扰串
// )
type CommonDao struct{}
/**
* 新增
* @param entity 待保存实体
*/
func (dao CommonDao) Add(entity dbinfo.Entity) *emity.MsgEmity {
if reflectutil.HasField(entity, "GsPid") {
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 CommonDao) AddCommon(entity dbinfo.Entity) *emity.MsgEmity {
// 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)
// }
dbResult := gorm.GetDB().Create(entity)
if dbResult.Error != nil {
Log.Error("新增发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(8041, "新增发生异常:", dbResult.Error)
}
return emity.MsgEmity{}.Success(entity, "新增成功")
}
/**
* 新增树节点
* @param entity 检查用数据结构
*/
func (dao CommonDao) AddNode(entity dbinfo.Entity) *emity.MsgEmity {
// 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)
// }
tableInfo := entity.TableInfo() // entity.TableInfo()
var build strings.Builder
build.WriteString("INSERT INTO ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
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().Create(entity)
if dbResult.Error != nil {
Log.Error("新增发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(8041, "新增发生异常:", dbResult.Error)
}
return emity.MsgEmity{}.Success(entity, "新增成功")
}
// 批量新增
func (dao CommonDao) Adds(entitys []dbinfo.Entity) *emity.MsgEmity {
var me *emity.MsgEmity
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.Create(entity).Error; err != nil {
Log.Error("批量新增发生异常:", err)
me = emity.MsgEmity{}.Err(8041, "批量新增发生异常:", err)
return err
}
}
me = emity.MsgEmity{}.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 emity.MsgEmity 返回执行情况
*/
func (dao CommonDao) ChangeState(entity dbinfo.Entity, id interface{}, iState int, iVersion int, sMemo string, unidirectional bool) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
params := []interface{}{}
params = append(params, sql.Named(tableInfo.GsKeyName+"Where", id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" SET ")
build.WriteString(globalconst.TableStateName)
build.WriteString("=@")
build.WriteString(globalconst.TableStateName)
params = append(params, sql.Named(globalconst.TableStateName, iState))
sMemo = strings.TrimSpace(sMemo)
if sMemo != "" {
build.WriteString(" ,")
build.WriteString(globalconst.TablesMemo)
build.WriteString("=@")
build.WriteString(globalconst.TablesMemo)
params = append(params, sql.Named(globalconst.TablesMemo, sMemo))
}
if iVersion != 0 {
build.WriteString(" ,")
build.WriteString(globalconst.TableVersionName)
build.WriteString("= 1 + ")
build.WriteString(globalconst.TableVersionName)
}
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("Where")
if iVersion != 0 {
build.WriteString(" AND ")
build.WriteString(globalconst.TableVersionName)
build.WriteString("=@iVersionWhere")
params = append(params, sql.Named("iVersionWhere", iVersion))
}
if unidirectional {
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7005, "更新状态值发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return emity.MsgEmity{}.Success(7999, "更新状态值成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(", ")
build.WriteString(globalconst.TableStateName)
if iVersion != 0 {
build.WriteString(", ")
build.WriteString(globalconst.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
var iStateOld, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(tableInfo.GsKeyName, id)).Row()
row.Scan(&iStateOld, &iVersionOld)
if iStateOld == 0 {
return emity.MsgEmity{}.Err(7001, "没有找到对应数据!")
}
if (iVersion != 0) && (iVersion != iVersionOld) {
return emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity 返回执行情况
*/
func (dao CommonDao) ChangeSetp(entity dbinfo.Entity, id interface{}, iSetp int, iVersion int, sMemo string, unidirectional bool) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
params := []interface{}{}
params = append(params, sql.Named(tableInfo.GsKeyName+"Where", id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" SET iSetp=@iSetp")
params = append(params, sql.Named("iSetp", iSetp))
sMemo = strings.TrimSpace(sMemo)
if sMemo != "" {
build.WriteString(" ,")
build.WriteString(globalconst.TablesMemo)
build.WriteString("=@")
build.WriteString(globalconst.TablesMemo)
params = append(params, sql.Named(globalconst.TablesMemo, sMemo))
}
if iVersion != 0 {
build.WriteString(" ,")
build.WriteString(globalconst.TableVersionName)
build.WriteString(" = 1 + ")
build.WriteString(globalconst.TableVersionName)
}
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("Where")
if iVersion != 0 {
build.WriteString(" AND ")
build.WriteString(globalconst.TableVersionName)
build.WriteString(" =@iVersionWhere")
params = append(params, sql.Named("iVersionWhere", iVersion))
}
if unidirectional {
build.WriteString(" AND ")
build.WriteString(globalconst.TableSetpName)
build.WriteString(" < @iSetpWhere")
params = append(params, sql.Named("iSetpWhere", iSetp))
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7005, "更新步骤值发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return emity.MsgEmity{}.Success(7999, "更新步骤值成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(", ")
build.WriteString(globalconst.TableSetpName)
if iVersion != 0 {
build.WriteString(", ")
build.WriteString(globalconst.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
var iSetpOld, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(tableInfo.GsKeyName, id)).Row()
row.Scan(&iSetpOld, &iVersionOld)
if iSetpOld == 0 {
return emity.MsgEmity{}.Err(7001, "没有找到对应数据!")
}
if (iVersion != 0) && (iVersion != iVersionOld) {
return emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 CommonDao) DelSign(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *emity.MsgEmity {
if id == nil {
return emity.MsgEmity{}.Err(7001, "记录编号为空")
}
tableInfo := entity.TableInfo()
if !tableInfo.GbHasDelSign { //有逻辑删除字段标识才能进行逻辑删除
return emity.MsgEmity{}.Err(1007, "没有逻辑删除字段,试图逻辑删除失败")
}
if tableInfo.GbHasVersion && (iVersion < 1) && (iVersion != integerutil.MaxInt()) {
return emity.MsgEmity{}.Err(7002, "记录版本号不正确")
}
where := map[string]interface{}{}
where[tableInfo.GsKeyName] = id
var delSql strings.Builder
delSql.WriteString("UPDATE ")
delSql.WriteString(gorm.GetDbName(tableInfo.GsDbName))
delSql.WriteString(tableInfo.GsTableName)
delSql.WriteString(" SET ")
delSql.WriteString(globalconst.TableDelSignName)
delSql.WriteString(" = 1 WHERE ")
delSql.WriteString(tableInfo.GsKeyName)
delSql.WriteString(" = @")
delSql.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasVersion && (iVersion != integerutil.MaxInt()) {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableVersionName)
delSql.WriteString("=@")
delSql.WriteString(globalconst.TableVersionName)
where[globalconst.TableVersionName] = iVersion
}
if onlyCreator && (currentUser != "") {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableCreatorName)
delSql.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(delSql.String(), where)
if dbResult.Error != nil {
Log.Error("逻辑删除发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "逻辑删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return emity.MsgEmity{}.Success(1999, "(逻辑)删除成功")
}
//--影响数为0,需要进一步判断--//
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = ? ")
var iCount int
gorm.Raw(build.String(), id).Scan(&iCount)
if iCount == 0 {
return emity.MsgEmity{}.Success(1999, "没有发现此数据")
}
if !tableInfo.GbHasVersion {
return emity.MsgEmity{}.Err(1003, "删除失败,数据还存在")
}
var oldVersion int
var iDelSign int
build.Reset()
build.WriteString("SELECT ")
build.WriteString(globalconst.TableVersionName)
build.WriteString(", ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = ?")
gorm.Raw(build.String(), id).Row().Scan(&oldVersion, &iDelSign)
if iDelSign == 1 {
return emity.MsgEmity{}.Err(1004, "数据已经被(逻辑)删除")
}
if oldVersion == iVersion {
return emity.MsgEmity{}.Err(1005, "删除失败,数据还存在")
}
return emity.MsgEmity{}.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 CommonDao) DelSignByMap(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
tableInfo := entity.TableInfo()
if !tableInfo.GbHasDelSign { //有逻辑删除字段标识才能进行逻辑删除
return emity.MsgEmity{}.Err(1007, "没有逻辑删除字段,试图逻辑删除失败")
}
var delSql strings.Builder
delSql.WriteString("UPDATE ")
delSql.WriteString(gorm.GetDbName(tableInfo.GsDbName))
delSql.WriteString(tableInfo.GsTableName)
delSql.WriteString(" SET ")
delSql.WriteString(globalconst.TableDelSignName)
delSql.WriteString(" = 1 WHERE 1=1")
for k := range where {
delSql.WriteString(" AND ")
delSql.WriteString(k)
delSql.WriteString("=@")
delSql.WriteString(k)
}
if onlyCreator && (currentUser != "") {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableCreatorName)
delSql.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(delSql.String(), where)
if dbResult.Error != nil {
Log.Error("逻辑删除发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "逻辑删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return emity.MsgEmity{}.Success(1999, "(逻辑)删除成功")
}
return emity.MsgEmity{}.Err(1003, "(逻辑)删除失败")
}
// 删除
func (dao CommonDao) Del(entity dbinfo.Entity, id interface{}, iVersion int, currentUser string, onlyCreator bool) *emity.MsgEmity {
if id == nil {
return emity.MsgEmity{}.Err(7001, "记录编号为空")
}
tableInfo := entity.TableInfo()
if tableInfo.GbHasVersion && (iVersion < 1) && (iVersion != integerutil.MaxInt()) {
return emity.MsgEmity{}.Err(7002, "记录版本号不正确")
}
where := map[string]interface{}{}
where[tableInfo.GsKeyName] = id
var delSql strings.Builder
delSql.WriteString("DELETE FROM ")
delSql.WriteString(gorm.GetDbName(tableInfo.GsDbName))
delSql.WriteString(tableInfo.GsTableName)
delSql.WriteString(" WHERE ")
delSql.WriteString(tableInfo.GsKeyName)
delSql.WriteString(" = @")
delSql.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasVersion && (iVersion != integerutil.MaxInt()) {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableVersionName)
delSql.WriteString("=@")
delSql.WriteString(globalconst.TableVersionName)
where[globalconst.TableVersionName] = iVersion
}
if onlyCreator && (currentUser != "") {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableCreatorName)
delSql.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
dbResult := gorm.Exec(delSql.String(), where)
if dbResult.Error != nil {
Log.Error("删除发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "删除发生异常:", dbResult.Error)
}
if dbResult.RowsAffected > 0 {
return emity.MsgEmity{}.Success(1999, "删除成功")
}
//--影响数为0,需要进一步判断--//
var build strings.Builder
build.WriteString("SELECT 1 FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = ?")
var iCount int
gorm.Raw(build.String(), id).Scan(&iCount)
if iCount == 0 {
return emity.MsgEmity{}.Success(1999, "没有发现此数据")
}
if !tableInfo.GbHasVersion {
return emity.MsgEmity{}.Err(1003, "删除失败,数据还存在")
}
var oldVersion int
build.Reset()
build.WriteString("SELECT ")
build.WriteString(globalconst.TableVersionName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = ?")
gorm.Raw(build.String(), id).Scan(&oldVersion)
if oldVersion == iVersion {
return emity.MsgEmity{}.Err(1004, "删除失败,数据还存在")
}
return emity.MsgEmity{}.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 CommonDao) DelByMap(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
if entity == nil {
return emity.MsgEmity{}.Err(7001, "结构体参数为nil")
}
tableInfo := entity.TableInfo()
var delSql strings.Builder
delSql.WriteString("DELETE FROM ")
delSql.WriteString(gorm.GetDbName(tableInfo.GsDbName))
delSql.WriteString(tableInfo.GsTableName)
delSql.WriteString(" WHERE 1=1")
for k := range where {
delSql.WriteString(" AND ")
delSql.WriteString(k)
delSql.WriteString("=@")
delSql.WriteString(k)
}
if onlyCreator && (currentUser != "") {
delSql.WriteString(" AND ")
delSql.WriteString(globalconst.TableCreatorName)
delSql.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
// var dbResult *ggorm.DB
// if len(where) < 1 {
// dbResult = gorm.Exec(delSql.String())
// } else {
// dbResult = gorm.Exec(delSql.String(), where)
// }
dbResult := gorm.Exec(delSql.String(), where)
if dbResult.Error != nil {
Log.Error("删除发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "删除发生异常:", dbResult.Error)
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) Edit(entity dbinfo.Entity, id interface{}, iVersion int, data map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
params := []interface{}{} //[]sql.NamedArg{}
params = append(params, sql.Named(tableInfo.GsKeyName, id))
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
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 tableInfo.GbHasVersion {
build.WriteString(", ")
build.WriteString(globalconst.TableVersionName)
build.WriteString("= 1 + ")
build.WriteString(globalconst.TableVersionName)
}
if tableInfo.GbHasModifieder {
build.WriteString(",")
build.WriteString(globalconst.TableModifiederName)
build.WriteString("=@")
build.WriteString(globalconst.TableModifiederName)
params = append(params, sql.Named(globalconst.TableModifiederName, currentUser))
}
if tableInfo.GbHasModifiedDate {
build.WriteString(", ")
build.WriteString(globalconst.TableModifiedDateName)
build.WriteString("=NOW()")
}
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
if (iVersion != 0) && tableInfo.GbHasVersion {
build.WriteString(" AND ")
build.WriteString(globalconst.TableVersionName)
build.WriteString("=@sCreator")
params = append(params, sql.Named("sCreator", iVersion))
}
if onlyCreator && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
params = append(params, sql.Named("sCreator", currentUser))
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7005, "更新数据发生异常:", dbResult.Error)
}
if 0 < dbResult.RowsAffected {
return emity.MsgEmity{}.Success(7999, "更新数据成功!")
}
build.Reset()
build.WriteString("SELECT ")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasVersion {
build.WriteString(", ")
build.WriteString(globalconst.TableVersionName)
}
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
var vId, iVersionOld int
row := gorm.Raw(build.String(), sql.Named(tableInfo.GsKeyName, id)).Row()
row.Scan(&vId, &iVersionOld)
if (fmt.Sprintf("%v", vId) == "") || (fmt.Sprintf("%v", vId) == "<nil>") {
return emity.MsgEmity{}.Err(7001, "没有找到对应数据!")
}
if tableInfo.GbHasVersion && (iVersion != iVersionOld) {
return emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
if id == nil {
return emity.MsgEmity{}.Err(7001, "记录编号为空")
}
tableInfo := entity.TableInfo()
where := map[string]interface{}{"id": id}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@id")
if onlyCreator && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7005, "查询成功,但没有数据")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) EntityById(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
if id == nil {
return emity.MsgEmity{}.Err(7001, "记录编号为空")
}
tableInfo := entity.TableInfo()
where := map[string]interface{}{"id": id}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@id")
if onlyCreator && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7002, "查询发生异常")
}
if dbResult.RowsAffected != 1 {
return emity.MsgEmity{}.Err(7003, "查询数据不符合")
}
return emity.MsgEmity{}.Success(entity, "查询成功")
// 下面是map转结构体
// me := dao.FindById(entity, id, currentUser, onlyCreator)
// if !me.Gsuccess {
// return me
// }
// //data := me.Gdata.(map[string])
// jsonBytes, err := json.Marshal(me.Gdata)
// if err != nil {
// return emity.MsgEmity{}.Err(7006, "转换失败")
// }
// err = json.Unmarshal(jsonBytes, &entity)
// if err != nil {
// return emity.MsgEmity{}.Err(7007, "转换失败")
// }
// fmt.Println(entity)
// return emity.MsgEmity{}.Success(entity, "查询成功")
}
func (dao CommonDao) EntityBySql(entityList interface{}, sql string, where map[string]interface{}) *emity.MsgEmity {
sql = strings.TrimSpace(sql)
if sql == "" {
return emity.MsgEmity{}.Err(1001, "待执行语句为空")
}
if entityList == nil {
return emity.MsgEmity{}.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 emity.MsgEmity{}.Err(1003, "查询发生异常:", err)
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindAll(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
tableInfo := entity.TableInfo()
if onlyCreator && (currentUser != "") {
where[globalconst.TableCreatorName] = currentUser
}
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
if len(where) > 0 {
build.WriteString(" WHERE 1=1")
for key := range where {
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(1005, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return emity.MsgEmity{}.Err(1006, "查询后数据转换发生异常")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindByDate(entity dbinfo.Entity, sDateSt string, sDateEd string, currentUser string, onlyCreator bool) *emity.MsgEmity {
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 emity.MsgEmity{}.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 emity.MsgEmity{}.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
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(globalconst.TableCreateDateName)
build.WriteString(" BETWEEN @dDateSt AND @dDateEd")
where := map[string]interface{}{
"dDateSt": dDateSt,
"dDateEd": dDateEd,
}
if onlyCreator && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7003, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return emity.MsgEmity{}.Err(7004, "查询后数据转换发生异常")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindByRow(entity dbinfo.Entity, id interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
if id == nil {
return emity.MsgEmity{}.Err(7001, "记录编号为空")
}
sId := fmt.Sprintf("%v", id)
if sId == "" {
return emity.MsgEmity{}.Err(7002, "记录编号为空")
}
tableInfo := entity.TableInfo()
// 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(tableInfo.GsTableName)
build.WriteString(".*,")
//for i := 0; i < s.NumField(); i++ {
for _, dataInfo := range entity.AllDataInfo() {
f, d := ModuleUtil{}.GetFindByPageSelectSqlByField(dataInfo, tableInfo.GsTableName, dataInfo.GsName, oTherJoin)
if f != "" {
appendFieldSql.WriteString(f)
}
if d != "" {
dictionarySql.WriteString(d)
}
}
build.WriteString(appendFieldSql.String())
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" AS ")
build.WriteString(tableInfo.GsTableName)
if dictionarySql.String() != "" {
build.WriteString(dictionarySql.String())
}
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" =@")
build.WriteString(tableInfo.GsKeyName)
where := map[string]interface{}{tableInfo.GsKeyName: id}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(1005, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return emity.MsgEmity{}.Err(1006, "查询后数据转换发生异常")
}
if len(res) < 1 {
return emity.MsgEmity{}.Success(res, "查询成功,但没有数据")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindByPage(entity dbinfo.Entity, findByPageParam dbinfo.FindByPageParam, currentUser string, onlyCreator bool) *emity.MsgEmity {
findByPageCountSql, findByPageSql, params := ModuleUtil{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询分页数量成功但解析数据发生异常")
}
page.SetRecord(res)
return emity.MsgEmity{}.Success(page, "查询分页数量成功")
}
// func (dao CommonDao) FindData(OrderInfoList orders, String sLikeStr, Object condition,
// onlyCreator bool, entity dbinfo.Entity) {
// }
// 取路径字段
func (dao CommonDao) 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(globalconst.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 CommonDao) NewChildId(tableInfo *dbinfo.TableInfo, sPid string) *emity.MsgEmity {
var build strings.Builder
build.WriteString("SELECT (cur + 1) AS newId FROM (")
build.WriteString(" select cast(A.${globalconst.TableMajorKeyString} AS SIGNED) AS cur, IFNULL(")
build.WriteString(" (select MIN( CAST(B.${globalconst.TableMajorKeyString} as signed integer)) from ${sDbName}${sTableName} AS B")
build.WriteString(" where cast(B.${globalconst.TableMajorKeyString} AS SIGNED) > cast(A.${globalconst.TableMajorKeyString} AS SIGNED)")
build.WriteString(" and B.${globalconst.TablePidKey} = #{sPid}")
build.WriteString(" and CAST(B.${globalconst.TableMajorKeyString} as signed integer) != 0") // 过滤字段中含非数字的记录
build.WriteString(" and CAST(B.${globalconst.TableMajorKeyString} as signed integer) = CAST(B.${globalconst.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 ${sDbName}${sTableName} AS A")
build.WriteString(" where A.${globalconst.TablePidKey} = #{sPid}")
build.WriteString(" and CAST(A.${globalconst.TableMajorKeyString} as signed integer) != 0") // 过滤字段中含非数字的记录
build.WriteString(" and CAST(A.${globalconst.TableMajorKeyString} as signed integer) = CAST(A.${globalconst.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, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -1)
txt = strings.Replace(txt, "${globalconst.TablePidKey}", globalconst.TablePidKey, -1)
txt = strings.Replace(txt, "${globalconst.TableMajorKeyString}", globalconst.TableMajorKeyString, -1)
txt = strings.Replace(txt, "#{sPid}", "@sPid", -1)
newId := ""
dbResult := gorm.Raw(txt, sql.Named(globalconst.TablePidKey, sPid)).Find(&newId)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1001, "查询数据发生异常:", dbResult.Error)
}
return emity.MsgEmity{}.Success(newId, "获取子节点编号成功")
}
/**
* 验证新增数据是否存在重复
* @param dbEntity 数据实体
* @param currentUser 当前用户
* @return emity.MsgEmity
*/
func (dao CommonDao) ValidEntityRepeatByAdd(dbEntity dbinfo.Entity, currentUser string) *emity.MsgEmity {
tableInfo := dbEntity.TableInfo()
customService := globalvariable.Get(tableInfo.GsTableName + "_ModuleService")
//-- 树形结构 --//
if tableInfo.GbHasPid {
if nil == customService { //如果没有自定义业务层
return dao.CommonCheckRepeatByAddAndTree(dbEntity, 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(dbEntity, currentUser) //通用树型结构表添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByAddAndTree", dbEntity)
me := result[0].Interface()
return me.(*emity.MsgEmity)
}
//--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(dbEntity, 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(dbEntity, currentUser) //通用添加数据时重复检查方法
}
result := reflectutil.DoMethod(customService, "CheckRepeatByAdd", dbEntity)
me := result[0].Interface()
return me.(*emity.MsgEmity)
}
/**
* 验证更新数据是否存在重复
* @param dbEntity 数据实体
* @param id 主键
* @param data 数据
* @param currentUser 当前用户
* @return emity.MsgEmity
*/
func (dao CommonDao) ValidEntityRepeatByEdit(entity dbinfo.Entity, id interface{}, data map[string]interface{}, currentUser string) *emity.MsgEmity {
tableInfo := entity.TableInfo()
customService := globalvariable.Get(tableInfo.GsTableName + "_ModuleService")
//-- 树形结构 --//
if tableInfo.GbHasPid {
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.(*emity.MsgEmity)
}
//--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.(*emity.MsgEmity)
}
/**
* 通用树型结构表添加数据时重复检查方法
* @param dbEntity 数据实体
* @param currentUser 当前用户
* @return emity.MsgEmity
*/
func (dao CommonDao) CommonCheckRepeatByAddAndTree(dbEntity dbinfo.Entity, currentUser string) *emity.MsgEmity {
vName := reflectutil.GetFieldValue(dbEntity, globalconst.GtableTreeNodeName)
if nil == vName {
return emity.MsgEmity{}.Err(1001, "节点名称为空")
}
tableInfo := dbEntity.TableInfo()
sName := vName.(string)
var sPid string
vPid := reflectutil.GetFieldValue(dbEntity, globalconst.GtablePidKey)
if nil != vPid {
sPid = vPid.(string)
} else {
sPid = globalconst.TableTreeRootValue
}
if sPid == "" {
sPid = globalconst.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 ${sDbName}${sTableName}")
build.WriteString(" where ${globalconst.TablePidKey} = #{sPid} and ${globalconst.TableTreeNodeName} = #{sName}")
build.WriteString(") TMP")
txt := build.String()
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -1)
txt = strings.Replace(txt, "${globalconst.TablePidKey}", globalconst.TablePidKey, -1)
txt = strings.Replace(txt, "${globalconst.TableTreeNodeName}", globalconst.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(globalconst.TablePidKey, sPid), sql.Named("sName", sName)).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "查询数据发生异常:", dbResult.Error)
}
if iCount != 0 {
return emity.MsgEmity{}.Err(1003, "节点重复")
}
return emity.MsgEmity{}.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 dbEntity 数据实体
* @param id 主键
* @param sName 展现名
* @param currentUser 当前用户
* @return emity.MsgEmity
*/
func (dao CommonDao) CommonCheckRepeatByEditAndTree(entity dbinfo.Entity, id interface{}, sName interface{}, currentUser string) *emity.MsgEmity {
if (sName == nil) || (sName == "") || (sName == "<nil>") {
return emity.MsgEmity{}.Err(1001, "节点名称为空")
}
tableInfo := entity.TableInfo()
//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 ${sDbName}${sTableName}")
build.WriteString(" where ${sId} <> @sId")
build.WriteString(" and ${globalconst.TablePidKey} = (select a.${globalconst.TablePidKey} from ${sDbName}${sTableName} a where a.${sId} = #{sId})")
build.WriteString(" and ${globalconst.TableTreeNodeName} = #{sName}")
build.WriteString(") TMP")
txt := build.String()
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -1)
txt = strings.Replace(txt, "${sId}", tableInfo.GsKeyName, -1)
txt = strings.Replace(txt, "${globalconst.TablePidKey}", globalconst.TablePidKey, -1)
txt = strings.Replace(txt, "${globalconst.TableTreeNodeName}", globalconst.TableTreeNodeName, -1)
txt = strings.Replace(txt, "#{sName}", "@sName", -1)
var iCount int
dbResult := gorm.Raw(txt, sql.Named(tableInfo.GsKeyName, id), sql.Named("sName", sName)).Find(&iCount)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "查询数据发生异常:", dbResult.Error)
}
if iCount != 0 {
return emity.MsgEmity{}.Err(1003, "节点重复")
}
return emity.MsgEmity{}.Success(1999, "节点未重复")
}
/**
* 通用添加数据时重复检查方法
* @param dbEntity 数据实体
* @param currentUser 当前用户
* @return emity.MsgEmity
*/
func (dao CommonDao) CommonCheckRepeatByAdd(dbEntity dbinfo.Entity, currentUser string) *emity.MsgEmity {
tableInfo := dbEntity.TableInfo()
vCheckRepeatCombination := globalvariable.Get(tableInfo.GsTableName + "_CheckRepeatCombination")
vCheckRepeatAlone := globalvariable.Get(tableInfo.GsTableName + "_CheckRepeatAlone")
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 nil != vCheckRepeatCombination {
checkRepeatCombination := vCheckRepeatCombination.([]string)
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ${sDbName}${sTableName} 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] = reflectutil.GetFieldValue(dbEntity, value)
temp.WriteString("、")
temp.WriteString(value)
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
txt := strings.Replace(build.String(), "1=1 AND ", "", -1)
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 nil != vCheckRepeatAlone {
checkRepeatAlone := vCheckRepeatAlone.(map[string]int)
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 ${sDbName}${sTableName} ")
build.WriteString(" where ")
build.WriteString(key)
build.WriteString("= @")
build.WriteString(key)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" and ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where[key] = reflectutil.GetFieldValue(dbEntity, key)
}
build.WriteString(") TMP")
txt := strings.Replace(build.String(), " union all ", " ", 1)
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -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 emity.MsgEmity{}.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
}
temp.WriteString("、")
temp.WriteString(key)
}
temp.WriteString("存在重复")
return emity.MsgEmity{}.Err(1004, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
if k == 0 {
return emity.MsgEmity{}.Success("没有设定验证函数,通过")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) CommonCheckRepeatByEdit(entity dbinfo.Entity, id interface{}, currentUser string) *emity.MsgEmity {
tableInfo := entity.TableInfo()
vCheckRepeatCombination := globalvariable.Get(tableInfo.GsTableName + "_CheckRepeatCombination")
vCheckRepeatAlone := globalvariable.Get(tableInfo.GsTableName + "_CheckRepeatAlone")
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 nil != vCheckRepeatCombination {
checkRepeatCombination := vCheckRepeatCombination.([]string)
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ${sDbName}${sTableName} WHERE 1=1 ")
var temp strings.Builder
temp.WriteString("[")
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = id
build.WriteString(" AND ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
for _, value := range checkRepeatCombination {
build.WriteString(" AND ")
build.WriteString(value)
build.WriteString(" = @")
build.WriteString(value)
where[value] = reflectutil.GetFieldValue(entity, value)
temp.WriteString("、")
temp.WriteString(value)
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
txt := strings.Replace(build.String(), "1=1 AND ", "", -1)
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -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 emity.MsgEmity{}.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 emity.MsgEmity{}.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 nil != vCheckRepeatAlone {
checkRepeatAlone := vCheckRepeatAlone.(map[string]int)
var build strings.Builder
build.WriteString("SELECT SUM(iCount) FROM (")
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = 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 ${sDbName}${sTableName} ")
build.WriteString(" where ")
build.WriteString(key)
build.WriteString("= @")
build.WriteString(key)
build.WriteString(" and ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" = @")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" and ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where[key] = reflectutil.GetFieldValue(entity, key)
}
build.WriteString(") TMP")
txt := strings.Replace(build.String(), " union all ", " ", 1)
txt = strings.Replace(txt, "${sDbName}", gorm.GetDbName(tableInfo.GsDbName), -1)
txt = strings.Replace(txt, "${sTableName}", tableInfo.GsTableName, -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 emity.MsgEmity{}.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
}
temp.WriteString("、")
temp.WriteString(key)
}
temp.WriteString("存在重复")
return emity.MsgEmity{}.Err(1004, strings.Replace(temp.String(), "、", "", 1))
}
k++
}
if k == 0 {
return emity.MsgEmity{}.Success("没有设定验证函数,通过")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindByTree(entity dbinfo.Entity, sGroupColumn, sGroupName string, currentUser string) *emity.MsgEmity {
fieldPrefix := ""
if !strings.HasPrefix(sGroupName, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, sGroupName, fieldPrefix) {
return emity.MsgEmity{}.Err(1001, "指定分组字段不存在!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(globalconst.TableMajorKeyString)
build.WriteString(" > 0")
where := make(map[string]interface{})
if sGroupName != "" {
build.WriteString(" AND ")
build.WriteString(globalconst.TablePathKey)
build.WriteString(" LIKE (")
build.WriteString(" select CONCAT(a.")
build.WriteString(globalconst.TablePathKey)
build.WriteString(", '%')")
build.WriteString(" from ${sDbName}${sTableName} a")
if sGroupColumn != "" {
build.WriteString(" where a.")
build.WriteString(sGroupColumn) //指定字段作为分组标识
build.WriteString(" = ?")
} else if tableInfo.GbHasOnlyign {
build.WriteString(" where a.") //启用唯一标识作为关键字
build.WriteString(globalconst.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(globalconst.TableTreeNodeName)
build.WriteString(" = @sGroupName")
}
build.WriteString(" )")
where["sGroupName"] = sGroupName
}
build.WriteString(" ORDER BY ")
build.WriteString(globalconst.TablePathKey)
rows, err := gorm.Raw(build.String(), where).Rows()
if err != nil {
Log.Error("查询发生异常:", err)
return emity.MsgEmity{}.Err(1002, "查询发生异常:", err)
}
defer rows.Close()
res := gorm.ScanRows2mapI(rows)
if res == nil {
return emity.MsgEmity{}.Err(1003, "查询后数据转换发生异常")
}
return emity.MsgEmity{}.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
* @return emity.MsgEmity 返回内容data中存放的是Map
*/
func (dao CommonDao) GetValueByFieldName(entity dbinfo.Entity, id interface{}, fieldNames []string, currentUser string) *emity.MsgEmity {
fieldNames = reflectutil.HoldByEntityToArray(entity, fieldNames, "", "G") //按实体保留数组中的数据
if len(fieldNames) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的数据可查询!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
for _, val := range fieldNames {
build.WriteString(",")
build.WriteString(val)
}
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = id
if (!ModuleUtil{}.EnableTag(tableInfo.GsTableName, 5)) && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7004, "数据不存在!")
}
return emity.MsgEmity{}.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
* @return emity.MsgEmity 返回内容data中存放的是Map
*/
func (dao CommonDao) GetValueByField(entity dbinfo.Entity, id interface{}, fieldName string, currentUser string) *emity.MsgEmity {
fieldName = strings.TrimSpace(fieldName)
if fieldName == "" {
return emity.MsgEmity{}.Err(7001, "没有对应的数据可查询!")
}
fieldPrefix := ""
if !strings.HasPrefix(fieldName, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, fieldName, fieldPrefix) {
return emity.MsgEmity{}.Err(7002, "指定字段不存在!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(fieldName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = id
if (!ModuleUtil{}.EnableTag(tableInfo.GsTableName, 5)) && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7004, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7005, "数据不存在!")
}
return emity.MsgEmity{}.Success(res[0], "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 CommonDao) GetiVersion(entity dbinfo.Entity, id interface{}) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(globalconst.TableVersionName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = 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 emity.MsgEmity{}.Err(7002, "验证数据是否重复发生异常:", dbResult.Error)
}
if iVersion == 0 {
return emity.MsgEmity{}.Err(7003, "没有发现此数据")
}
return emity.MsgEmity{}.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 CommonDao) GetiState(entity dbinfo.Entity, id interface{}) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(globalconst.TableStateName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where := make(map[string]interface{})
where[tableInfo.GsKeyName] = 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 emity.MsgEmity{}.Err(7002, "验证数据是否重复发生异常:", dbResult.Error)
}
if iState == 0 {
return emity.MsgEmity{}.Err(7003, "没有发现此数据")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindByKey(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if len(where) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的查询条件!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT * FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询后数据转换发生异常:", err)
}
return emity.MsgEmity{}.Success(res, "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 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 emity.MsgEmity
*/
func (dao CommonDao) FindOneByKey(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool, fields ...string) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if len(where) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的查询条件!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
fields = reflectutil.HoldByEntityToArray(entity, fields, "", "G") //按实体保留数组中的数据
for _, val := range fields {
build.WriteString(",")
build.WriteString(val)
}
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7004, "数据不存在!")
}
return emity.MsgEmity{}.Success(res[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 emity.MsgEmity
*/
func (dao CommonDao) FindValueByKey(entity dbinfo.Entity, where map[string]interface{}, fieldName string, currentUser string, onlyCreator bool) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if len(where) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的查询条件!")
}
fieldName = strings.TrimSpace(fieldName)
if fieldName == "" {
return emity.MsgEmity{}.Err(7002, "没有待查字段!")
}
fieldPrefix := ""
if !strings.HasPrefix(fieldName, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, fieldName, fieldPrefix) {
return emity.MsgEmity{}.Err(7003, "指定字段不存在!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(fieldName)
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString("=@")
build.WriteString(tableInfo.GsKeyName)
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7006, "数据不存在!")
}
return emity.MsgEmity{}.Success(res[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 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 emity.MsgEmity
*/
func (dao CommonDao) FindByFields(entity dbinfo.Entity, where map[string]interface{}, fieldMap map[string]string, currentUser string, onlyCreator bool) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if nil == fieldMap || len(fieldMap) < 1 {
return emity.MsgEmity{}.Err(7002, "没有待查字段!")
}
var columns strings.Builder
columns.WriteString("@@@")
var orderStr strings.Builder
orderStr.WriteString("@@@")
iCount := 0
for k, v := range fieldMap {
fieldPrefix := ""
if !strings.HasPrefix(k, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, k, fieldPrefix) {
continue
}
iCount++
columns.WriteString(",")
columns.WriteString(k)
orderStr.WriteString(",")
orderStr.WriteString(k)
if v != "" {
columns.WriteString(" AS ")
columns.WriteString(v)
}
}
if iCount < 1 {
return emity.MsgEmity{}.Err(7003, "没有符合的字段!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT ")
build.WriteString(strings.Replace(columns.String(), "@@@,", "", -1))
build.WriteString(" FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7006, "数据不存在!")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) FindCountByKey(entity dbinfo.Entity, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if len(where) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的查询条件!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7003, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7004, "数据不存在!")
}
return emity.MsgEmity{}.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 emity.MsgEmity 一个执行失败则回滚
*/
func (dao CommonDao) TransactionSql(sqls map[string]map[string]interface{}) *emity.MsgEmity {
if len(sqls) < 1 {
return emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7002, "没有需要执行的sql")
}
tx.Commit() //提交事务
return emity.MsgEmity{}.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 CommonDao) GroupByField(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *emity.MsgEmity {
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 CommonDao) GroupByFieldAndCount(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator bool) *emity.MsgEmity {
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 CommonDao) GroupByFieldBase(entity dbinfo.Entity, sCreator string, fields map[string]string, currentUser string, onlyCreator, isGroupCount bool) *emity.MsgEmity {
if len(fields) < 1 {
return emity.MsgEmity{}.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
tableInfo := entity.TableInfo()
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(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
if sCreator != "" {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
}
where := map[string]interface{}{}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7004, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7005, "数据不存在!")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) MaxByField(entity dbinfo.Entity, sCreator string, field string, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
field = strings.TrimSpace(field)
if field == "" {
return emity.MsgEmity{}.Err(7001, "没有待查字段!")
}
if len(where) < 1 {
return emity.MsgEmity{}.Err(7002, "没有对应的查询条件!")
}
fieldPrefix := ""
if !strings.HasPrefix(field, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, field, fieldPrefix) {
return emity.MsgEmity{}.Err(7003, "指定字段不存在!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT MAX(")
build.WriteString(field)
build.WriteString(") AS data FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if sCreator == "" {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
}
if (!ModuleUtil{}.EnableTag(tableInfo.GsTableName, 4)) && (currentUser != "") { //7个数的控制分别是:删除、修改、查询、导出、统计、步骤值可逆、物理删除
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7006, "数据不存在!")
}
return emity.MsgEmity{}.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 CommonDao) MinByField(entity dbinfo.Entity, sCreator string, field string, where map[string]interface{}, currentUser string, onlyCreator bool) *emity.MsgEmity {
field = strings.TrimSpace(field)
if field == "" {
return emity.MsgEmity{}.Err(7001, "没有待查字段!")
}
if len(where) < 1 {
return emity.MsgEmity{}.Err(7002, "没有对应的查询条件!")
}
fieldPrefix := ""
if !strings.HasPrefix(field, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, field, fieldPrefix) {
return emity.MsgEmity{}.Err(7003, "指定字段不存在!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT MIN(")
build.WriteString(field)
build.WriteString(") AS data FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if sCreator == "" {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7005, "查询后数据转换发生异常:", err)
}
if len(res) < 1 {
return emity.MsgEmity{}.Err(7006, "数据不存在!")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) HasById(entity dbinfo.Entity, id interface{}) *emity.MsgEmity {
if fmt.Sprintf("%v", id) == "" {
return emity.MsgEmity{}.Err(7001, "记录编号参数为空!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(tableInfo.GsKeyName)
build.WriteString(" =@")
build.WriteString(tableInfo.GsKeyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.TableDelSignName)
build.WriteString(" != 1")
}
where := map[string]interface{}{tableInfo.GsKeyName: 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 emity.MsgEmity{}.Err(7003, "查询数据发生异常:", dbResult.Error)
}
if iCount == 0 {
return emity.MsgEmity{}.Err(0, "数据不存在!")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) HasByKey(entity dbinfo.Entity, keyName string, keyValue interface{}) *emity.MsgEmity {
keyName = strings.TrimSpace(keyName)
if keyName == "" {
return emity.MsgEmity{}.Err(7001, "字段名参数为空!")
}
if (keyValue == nil) || (fmt.Sprintf("%v", keyValue) == "") || (fmt.Sprintf("%v", keyValue) == "<nil>") {
return emity.MsgEmity{}.Err(7002, "字段值参数为空!")
}
fieldPrefix := ""
if !strings.HasPrefix(keyName, "G") {
fieldPrefix = "G"
}
if !reflectutil.HasField(entity, keyName, fieldPrefix) {
return emity.MsgEmity{}.Err(7003, "指定字段不存在!")
}
dataInfo := dbinfo.DataInfo{}.GetDataInfoByName(entity, keyName)
if nil == dataInfo {
return emity.MsgEmity{}.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 emity.MsgEmity{}.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 emity.MsgEmity{}.Err(7006, "字段值参数为不符合规范!")
}
keyValue = temp
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("SELECT COUNT(1) AS iCount FROM ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" WHERE ")
build.WriteString(keyName)
build.WriteString(" =@")
build.WriteString(keyName)
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(7007, "查询数据发生异常:", dbResult.Error)
}
if iCount == 0 {
return emity.MsgEmity{}.Err(0, "数据不存在!")
}
return emity.MsgEmity{}.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${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return emity.MsgEmity
*/
func (dao CommonDao) DoSql(sql string, where ...interface{}) *emity.MsgEmity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return emity.MsgEmity{}.Err(1003, "查询成功但没有数据")
}
return emity.MsgEmity{}.Success(list, "查询成功")
}
/**
* 执行SQL脚本获取单行单列数据
* 注意:库名必须用${}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 emity.MsgEmity
*/
func (dao CommonDao) ExecSql(sql string, where ...interface{}) *emity.MsgEmity {
txt := gorm.ReplaceVariable(sql)
dbResult := gorm.Exec(txt, where...)
if dbResult.Error != nil {
Log.Error("执行发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1001, "执行发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return emity.MsgEmity{}.Err(1002, "执行成功但没有影响数")
}
return emity.MsgEmity{}.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${}进行包装,此脚本应只存在一条记录且为单列
* @param sql 待执行的SQL脚本
* @param where 存放查询条件
* @return emity.MsgEmity
*/
func (dao CommonDao) GetValue(sql string, where ...interface{}) *emity.MsgEmity {
txt := gorm.ReplaceVariable(sql)
var list []map[string]interface{}
dbResult := gorm.Raw(txt, where...).Scan(&list)
if dbResult.Error != nil {
Log.Error("查询发生异常:", dbResult.Error)
return emity.MsgEmity{}.Err(1002, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return emity.MsgEmity{}.Err(1003, "查询成功但没有数据")
}
var result interface{}
row := list[0]
for _, v := range row {
result = v
}
return emity.MsgEmity{}.Success(result, "查询成功")
}
/**
* 执行SQL脚本获取一行数据(多列)
* 注意:库名必须用${}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 emity.MsgEmity
*/
func (dao CommonDao) GetRow(sql string, where ...interface{}) *emity.MsgEmity {
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 emity.MsgEmity{}.Err(1001, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return emity.MsgEmity{}.Err(1002, "查询成功但没有数据")
}
return emity.MsgEmity{}.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 emity.MsgEmity
*/
func (dao CommonDao) GetRows(sql string, where ...interface{}) *emity.MsgEmity {
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 emity.MsgEmity{}.Err(1001, "查询发生异常:", dbResult.Error)
}
if len(list) < 1 {
return emity.MsgEmity{}.Err(1002, "查询成功但没有数据")
}
return emity.MsgEmity{}.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 where 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 emity.MsgEmity
*/
func (dao CommonDao) ReversalByKey(entity dbinfo.Entity, where map[string]interface{}, reversalColumn, currentUser string, onlyCreator bool) *emity.MsgEmity {
where = reflectutil.HoldByEntity(entity, where, "", "G") //按实体保留map中的数据
if len(where) < 1 {
return emity.MsgEmity{}.Err(7001, "没有对应的查询条件!")
}
tableInfo := entity.TableInfo()
var build strings.Builder
build.WriteString("UPDATE ")
build.WriteString(gorm.GetDbName(tableInfo.GsDbName))
build.WriteString(tableInfo.GsTableName)
build.WriteString(" SET ")
build.WriteString(reversalColumn)
build.WriteString("= IF(")
build.WriteString(reversalColumn)
build.WriteString("=1,2,1)")
build.WriteString(" WHERE 1=1")
for key, value := range where {
if value == "" {
continue
}
build.WriteString(" AND ")
build.WriteString(key)
build.WriteString("=@")
build.WriteString(key)
}
if onlyCreator && (currentUser != "") {
build.WriteString(" AND ")
build.WriteString(globalconst.TableCreatorName)
build.WriteString("=@sCreator")
where["sCreator"] = currentUser
}
if tableInfo.GbHasDelSign { //存在逻辑删除字段
build.WriteString(" AND ")
build.WriteString(globalconst.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 emity.MsgEmity{}.Err(1001, "执行发生异常:", dbResult.Error)
}
if dbResult.RowsAffected < 1 {
return emity.MsgEmity{}.Err(1002, "执行成功但没有影响数")
}
return emity.MsgEmity{}.Success(dbResult.RowsAffected, "执行成功")
}
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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
011e27951845

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