package advsql

import (
	"crypto/sha512"
	"encoding/hex"
	"fmt"
	"testing"

	_ "github.com/go-sql-driver/mysql"
)

type User struct {
	Name string
	Hash []byte
	Salt string
}

func UserDecoder(u *User, decode ScanFunc) error {
	return decode(&u.Name, &u.Hash, &u.Salt)
}

func InsertUserEncoder(u *User, encode ScanFunc) error {
	return encode(u.Name, u.Hash, u.Salt)
}

func UpdateUserByNameEncoder(u *User, encode ScanFunc) error {
	return encode(u.Salt, u.Name)
}

func TestDB(t *testing.T) {
	db := NewMysqlDatabase("ip", 3306, "username", "password", "database")
	defer db.Close()

	insertUser := Insert(db, "INSERT INTO users VALUES (?, ?, ?)", InsertUserEncoder)

	updateUser := Update(db, "UPDATE users SET salt = ? WHERE name = ?", UpdateUserByNameEncoder)

	getUsers := QueryMany(db, "SELECT * FROM users WHERE name = ?", UserDecoder)

	pw := sha512.Sum512([]byte("weiter"))
	timon := &User{
		Name: "timon",
		Hash: pw[:],
		Salt: "salt",
	}
	fmt.Println("insert:", insertUser(timon))

	timon.Hash = []byte("asd")
	fmt.Println("update:", updateUser(timon))

	for user := range getUsers("tordarus") {
		fmt.Printf("name: \"%s\" | hash: \"%s\" | salt: \"%s\"\n", user.Name, hex.EncodeToString(user.Hash), user.Salt)
	}

}