<?php

namespace app\models;

use Yii;
use yii\web\IdentityInterface;

/**
 * This is the model class for table "user".
 *
 * @property int $id 用户ID
 * @property string|null $username 用户名
 * @property string|null $password 密码
 * @property string|null $auth_key authkey
 * @property string|null $email 邮箱
 * @property int|null $status 用户状态
 */
class User extends \yii\db\ActiveRecord implements IdentityInterface
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return 'user';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['username', 'password'], 'required', 'on' => 'login'],
            [['username', 'password', 'email'], 'required', 'on' => 'register'],
            [['username', 'password', 'auth_key', 'email'], 'string', 'max' => 255],
            [['status'], 'integer'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'username' => 'Username',
            'password' => 'Password',
            'auth_key' => 'Auth Key',
            'email' => 'Email',
            'status' => 'Status',
        ];
    }

    /**
     * Finds an identity by the given ID.
     *
     * @param string|int $id the ID to be looked for
     * @return IdentityInterface|null the identity object that matches the given ID.
     */
    public static function findIdentity($id)
    {
        return static::findOne($id);
    }

    /**
     * Finds an identity by the given token.
     *
     * @param mixed $token the token to be looked for
     * @param mixed $type the type of the token. The value of this parameter depends on the implementation.
     * For example, [[\yii\filters\auth\HttpBearerAuth]] will set this parameter to be `yii\filters\auth\HttpBearerAuth`.
     * @return IdentityInterface|null the identity object that matches the given token.
     */
    public static function findIdentityByAccessToken($token, $type = null)
    {
        // This method is not needed if you don't use access tokens for authentication.
        return null;
    }

    /**
     * Returns the ID of the user.
     *
     * @return string|int the ID of the user
     */
    public function getId()
    {
        return $this->id;
    }

    /**
     * Returns an auth key used to authenticate cookie-based login.
     *
     * @return string the auth key
     */
    public function getAuthKey()
    {
        return $this->auth_key;
    }

    /**
     * Validates the given auth key.
     *
     * @param string $authKey the given auth key
     * @return bool whether the given auth key is valid.
     */
    public function validateAuthKey($authKey)
    {
        return $this->getAuthKey() === $authKey;
    }

    /**
     * 验证用户名密码
     *
     * @return bool 返回用户名密码验证状态
     */
    public function login()
    {
        $user = User::findOne(['username' => $this->username]);

        if ($user !== null && $user->validatePassword($this->password)) {
            return Yii::$app->user->login($user);
        }

        return false;
    }

    /**
     * @param $password
     * @return bool
     */
    public function validatePassword($password)
    {
        return Yii::$app->security->validatePassword($password, $this->password);
    }
}