package main

import(
	"fmt"
	"net/http"
	"text/template"
	// "os"
)

var myTemplate *template.Template

type Person struct{
	Name string
	Title string
	Age int
}
type Result struct{
	output string
}
func (p *Result)Write(b []byte) (n int, err error){
	fmt.Println("result is writing")
	p.output+=string(b)
	return len(b),nil
}
func userInfo(w http.ResponseWriter,r *http.Request){
	fmt.Println("handle userInfo")
	// fmt.Fprintf(w,"userInfo")

	var arr []Person
	p:=Person{Name:"Mary",Age:56,Title:"我的个人网站",}
	p1:=Person{Name:"Mary1",Age:56,Title:"我的个人网站",}
	p2:=Person{Name:"Mary2",Age:56,Title:"我的个人网站",}
	p3:=Person{Name:"Mary3",Age:56,Title:"我的个人网站",}

	arr=append(arr,p)
	arr=append(arr,p1)
	arr=append(arr,p2)
	arr=append(arr,p3)

	err:=myTemplate.Execute(w,arr)
	if err!=nil{
		fmt.Println(err)
	}
	// myTemplate.Execute(os.Stdout,p)

	// file,err:=os.OpenFile("/home/huyezhou/go/src/test.log",os.O_CREATE|os.O_WRONLY,0755)
	// if err!=nil{
	// 	fmt.Println("open failed err:",err)
	// 	return
	// }
	// myTemplate.Execute(file,p)

	// resultWriter:=&Result{}
	// myTemplate.Execute(resultWriter,p)
	// fmt.Println("template render data:",resultWriter.output)
}
func initTemplate(filename string)(err error){
	myTemplate,err=template.ParseFiles(filename)
	if err!=nil{
		fmt.Println("parse file error:",err)
		return
	}
	return
}
func main(){
	initTemplate("./index.html")
	http.HandleFunc("/user/Info",userInfo)
	err:=http.ListenAndServe("0.0.0.0:8080",nil)
	if err!=nil{
		fmt.Println("http listen failed")
	}
}