<?php

namespace app\services\api;

class Sync
{
    public function container($action)
    {
        if (method_exists($this, $action))
            return $this->{$action}($this->parse());
        return $this->execError('Wrong action');
    }

    private function parse()
    {
        $data = json_decode(\Yii::$app->request->getRawBody());
        if ($data) return $data;
        return $this->execError('Wrong data format');
    }

    protected function required($strong_params, $params, $data) {
        foreach ($strong_params as $param) {
            if(empty($data->{$param}))
            if(empty($data->{$param}))
                return $this->execError("Missing parameter $param");
        }
        foreach ($params as $param) {
            if(!isset($data->{$param}))
                return $this->execError("Missing parameter $param");
        }
    }


    protected function exist($class, $key, $value) {
        /** @var \yii\db\ActiveRecord $class */
        if($class::find()->where([$key => $value])->exists()) {
            return $this->execError("Record already exists with $key:$value");
        }
    }
    protected function notExist($class, $key, $value) {
        /** @var \yii\db\ActiveRecord $class */
        if(!$class::find()->where([$key => $value])->exists()) {
            return $this->execError("Record does not exists $key:$value");
        }
    }

    protected function execError($message)
    {
        return ['error' => 1, 'message' => $message];
    }

    protected function execSuccess()
    {
        return['success' => 1];
    }
}