package main

import (
	//"fmt"
	"database/sql"
	_"github.com/Go-SQL-Driver/MySQL"
)

type userinfo struct {
	username	string
	departname	string
	created		string
}

func main(){
	db, err := sql.Open("mysql", "root:[email protected](127.0.0.1:3306)/test?charset=utf8")

	checkErr(err)

	//insert
	//stmt, err := db.Prepare("INSERT userinfo SET username=?,departname=?,created=?")
	//checkErr(err)

	//res, err := stmt.Exec("zhja", "研發", "2016-06-17")
	//checkErr(err)

	//id, err := res.LastInsertId()
	//checkErr(err)

	//fmt.Println(id)

	//result, err := db.Exec("INSERT INTO userinfo (username, departname, created) VALUES (?, ?, ?)","lily","銷售","2016-06-21")
	//checkErr(err)

	//ids, err := result.LastInsertId()

	//fmt.Println(ids)

	//db.Exec("DELETE FROM userinfo WHERE uid=?", 1)
	//checkErr(err)

	//stmt, err := db.Prepare("DELETE FROM userinfo WHERE uid=?")
	//stmt.Exec(2)


	//var username, departname, created string
	//err = db.QueryRow("SELECT username,departname,created FROM userinfo WHERE uid=?", 3).Scan(&username, &departname, &created)
	//fmt.Println(username)
	//fmt.Println(departname)
	//fmt.Println(created)

	rows, err := db.Query("SELECT username,departname,created FROM userinfo WHERE username=?", "zhja")
	checkErr(err)
	for rows.Next() {
		var username, departname, created string
		if err := rows.Scan(&username, &departname, &created); err == nil {
			fmt.Println(err)
		}
		fmt.Println(username)
		fmt.Println(departname)
		fmt.Println(created)
	}

	tx, err := db.Begin()
	checkErr(err)
	stmt, err1 := tx.Prepare("INSERT INTO userinfo (username, departname, created) VALUES (?, ?, ?)")
	checkErr(err1)
	_, err2 := stmt.Exec("test", "測試", "2016-06-20")
	checkErr(err2)
	//err3 := tx.Commit()
	err3 := tx.Rollback()
	checkErr(err3)
}

func checkErr(err error){
	if err != nil {
		panic(err)
	}
}