<?php

/**
 * LoginForm is the model behind the login form.
 */

namespace app\models;

use Yii;
use yii\base\Model;

class JoinForm extends Model {

    public $username;
    public $password;

    /**
     * @return array the validation rules.
     */
    public function rules() {
        return array(
            // username and password are both required
            array('username, password', 'required'),
            // password is validated by validatePassword()
            array('password', 'validatePassword')
        );
    }

    /**
     * @return array customized attribute labels
     */
    public function attributeLabels() {

        return array(
            'username'   => Yii::t('api', 'Username'),
            'password'   => Yii::t('api', 'Password'),
        );
    }

    /**
     * Validates the password.
     * This method serves as the inline validation for password.
     */

    public function validatePassword() {
        $user = Users::find(array('username' => $this->username, 'status' => Users::STATUS_ACTIVE));
        if (!$user || !$user->validatePassword($this->password)) {
            $this->addError('password', Yii::t('api', 'Incorrect username or password'));
        }
    }

    /**
     * Logs in a user using the provided username and password.
     * @return boolean whether the user is logged in successfully
     */
    public function login() {
        if ($this->validate()) {
            $user = Users::findByLogin($this->username);
            Yii::$app->user->login($user, $this->rememberMe ? 3600 * 24 * 30 : 0);
            return true;
        } else {
            return false;
        }
    }

}