package main

import (
	"encoding/json"
	"fmt"
	"html/template"
	"io"
	"net/http"
	"path/filepath"
	"strings"

	"cnphper.com/model"
)

func profile_logout(resp http.ResponseWriter, req *http.Request) {
	sess, ok := checkLogin(resp, req)
	if ok {
		SessPoll.Del(sess.Sess)
	}
	resp.Header().Set("Location", "/login")
	resp.WriteHeader(302)
}

func profile_passwd(resp http.ResponseWriter, req *http.Request) {
	sess, ok := checkLogin(resp, req)
	if !ok {
		return
	}
	if req.Method == "GET" {
		//视图输出
		files := []string{
			filepath.Join(Cfg.TmplDir, "profile", "passwd.tmpl"),
			filepath.Join(Cfg.TmplDir, "header.tmpl"),
			filepath.Join(Cfg.TmplDir, "navbar.tmpl"),
		}
		tmpl, err := template.New("passwd.tmpl").Funcs(TmplFuncMap).ParseFiles(files...)
		if err != nil {
			io.WriteString(resp, fmt.Sprintf("Error: %s\n", err.Error()))
		} else {
			tmpl.Execute(resp, struct {
				Sess  *Session
				Req   *http.Request
				Title string
			}{
				sess,
				req,
				"修改密码",
			})
		}
	} else {
		req.ParseForm()
		oldpwd := strings.TrimSpace(req.PostForm.Get("oldpwd"))
		newpwd := strings.TrimSpace(req.PostForm.Get("newpwd"))
		if oldpwd == "" {
			json, _ := json.Marshal(ErrorRet{Errno: 1, Error: "旧密码不能为空！"})
			resp.Write(json)
		} else if len(oldpwd) < 6 {
			json, _ := json.Marshal(ErrorRet{Errno: 2, Error: "旧密码格式不正确空！"})
			resp.Write(json)
		} else if newpwd == "" {
			json, _ := json.Marshal(ErrorRet{Errno: 3, Error: "新密码不能为空！"})
			resp.Write(json)
		} else if len(newpwd) < 6 {
			json, _ := json.Marshal(ErrorRet{Errno: 4, Error: "旧密码格式不正确空！"})
			resp.Write(json)
		} else if oldpwd == newpwd {
			json, _ := json.Marshal(ErrorRet{Errno: 5, Error: "新密码不能与旧密码相同！"})
			resp.Write(json)
		} else {
			mdlAccounts := model.NewAccounts(Db)
			row, err := mdlAccounts.Login(sess.Account.Account, oldpwd)
			if err != nil {
				json, _ := json.Marshal(ErrorRet{Errno: 6, Error: "旧密码不正确！"})
				resp.Write(json)
			}
			affected, err := mdlAccounts.UpdatePassword(row.Id, newpwd)
			if err != nil {
				json, _ := json.Marshal(ErrorRet{Errno: 7, Error: err.Error()})
				resp.Write(json)
			}
			if affected > 0 {
				json, _ := json.Marshal(ErrorRet{Errno: 0, Error: ""})
				resp.Write(json)
			} else {
				json, _ := json.Marshal(ErrorRet{Errno: 8, Error: "未知错误！"})
				resp.Write(json)
			}
		}
	}
}