<?php
namespace common\models;

use Yii;
use yii\base\NotSupportedException;
use yii\behaviors\TimestampBehavior;
use yii\db\ActiveRecord;
use yii\web\IdentityInterface;
use common\components\RoleDefinition;

/**
 * User model
 *
 * @property integer $id
 * @property string $username
 * @property string $password_hash
 * @property string $password_reset_token
 * @property string $email
 * @property string $auth_key
 * @property integer $status
 * @property integer $created_at
 * @property integer $updated_at
 * @property string $password write-only password
 */
class User extends ActiveRecord implements IdentityInterface
{
    const STATUS_DELETED = 0;
    const STATUS_ACTIVE = 10;
    
    const ROLE_RECEPTION = 'receptionist';

    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%user}}';
    }

    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            TimestampBehavior::className(),
        ];
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            ['status', 'default', 'value' => self::STATUS_ACTIVE],
            ['status', 'in', 'range' => [self::STATUS_ACTIVE, self::STATUS_DELETED]],
        ];
    }

    /**
     * @inheritdoc
     */
    public static function findIdentity($id)
    {
        return static::findOne(['id' => $id, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * @inheritdoc
     */
    public static function findIdentityByAccessToken($token, $type = null)
    {
        throw new NotSupportedException('"findIdentityByAccessToken" is not implemented.');
    }

    /**
     * Finds user by username
     *
     * @param string $username
     * @return static|null
     */
    public static function findByUsername($username)
    {
        return static::findOne(['username' => $username, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * Finds user by password reset token
     *
     * @param string $token password reset token
     * @return static|null
     */
    public static function findByPasswordResetToken($token)
    {
        if (!static::isPasswordResetTokenValid($token)) {
            return null;
        }

        return static::findOne([
            'password_reset_token' => $token,
            'status' => self::STATUS_ACTIVE,
        ]);
    }

    /**
     * Finds out if password reset token is valid
     *
     * @param string $token password reset token
     * @return boolean
     */
    public static function isPasswordResetTokenValid($token)
    {
        if (empty($token)) {
            return false;
        }

        $timestamp = (int) substr($token, strrpos($token, '_') + 1);
        $expire = Yii::$app->params['user.passwordResetTokenExpire'];
        return $timestamp + $expire >= time();
    }

    /**
     * @inheritdoc
     */
    public function getId()
    {
        return $this->getPrimaryKey();
    }

    /**
     * @inheritdoc
     */
    public function getAuthKey()
    {
        return $this->auth_key;
    }

    /**
     * @inheritdoc
     */
    public function validateAuthKey($authKey)
    {
        return $this->getAuthKey() === $authKey;
    }

    /**
     * Validates password
     *
     * @param string $password password to validate
     * @return boolean if password provided is valid for current user
     */
    public function validatePassword($password)
    {
        return Yii::$app->security->validatePassword($password, $this->password_hash);
    }

    /**
     * Generates password hash from password and sets it to the model
     *
     * @param string $password
     */
    public function setPassword($password)
    {
        $this->password_hash = Yii::$app->security->generatePasswordHash($password);
    }

    /**
     * Generates "remember me" authentication key
     */
    public function generateAuthKey()
    {
        $this->auth_key = Yii::$app->security->generateRandomString();
    }

    /**
     * Generates new password reset token
     */
    public function generatePasswordResetToken()
    {
        $this->password_reset_token = Yii::$app->security->generateRandomString() . '_' . time();
    }

    /**
     * Removes password reset token
     */
    public function removePasswordResetToken()
    {
        $this->password_reset_token = null;
    }
    
    public function getUserAccountAssignments(){
    	return $this->hasMany(UserAccountAssignment::className(), ['id_user' =>'id']);
    }
    
    static function statuses() {
    	return [
    			self::STATUS_ACTIVE => Yii::t('app', 'Aktív'),
    			self::STATUS_DELETED => Yii::t('app', 'Inaktív'),
    	]    ;
    }
    
    public function getStatusHuman(){
    	$result = null;
    	$s = self::statuses($this->status);
    	if ( array_key_exists($this->status, $s)){
    		$result = $s[$this->status];
    	}
    	return $result;
    }
    
    
    public function attributeLabels(){
    	return [
    		'username' => Yii::t('backend/user', 'Username'),
    		'email' => Yii::t('backend/user', 'E-Mail'),
    		'created_at' => Yii::t('backend/user', 'Created at'),
    		'role' => Yii::t('backend/user', 'Role'),
    		'statusHuman' => Yii::t('backend/user', 'Status'),
    	];
    }
    
    /**
     * 
     * 
     * @return \yii\rbac\Role[]*/
    public function getRoles(){
    	$roles = \Yii::$app->authManager->getRolesByUser($this->id );
		return $roles;    	
    }

    /**
     * @return string
     * */
    public function getRoleString(){
    	$roles = \Yii::$app->authManager->getRolesByUser($this->id );
    	
    	return implode(', ', array_map(function ($role) { return sprintf("%s", RoleDefinition::getRoleLabel($role->name)); }, $roles ));
    }
    
    /**
     * $param int $forceIncludeAccount id warehouse, that should be included in list, even if it is inactive
     * */
    public static  function read($forceIncludeObjectWithId = null){
    	$users = null;
    	$query = User::find();
    	
    	if ( RoleDefinition::isReception()){
    		$query->andWhere(['id' => Yii::$app->user->id ]);
    	}
    	
    	if ( $forceIncludeObjectWithId  == null){
    		$users = $query->andWhere(['status' => User::STATUS_ACTIVE])->all();
    	}else{
    		$users = $query->andWhere( ['or', ['status' => User::STATUS_ACTIVE], ['id' =>  $forceIncludeObjectWithId ] ])->all();
    	}
    
    	return $users;
    }
    
}