<?php

namespace refill;

use mtopcard;
use trans_wapper;
use Exception;
use Log;

class chprice_helper
{
    public function update_from_file()
    {
        include(BASE_CONFIG_PATH . CONFIG_PREFIX . '/refill.ini.php');
        global $config;

        $oils = $config['oil_providers'];
        $phones = $config['phone_providers'];
        $this->update_db($oils,mtopcard\OilCardPaper);
        $this->update_db($phones,mtopcard\PhoneCardPaper);
    }

    private function update_db($providers,$type)
    {
        $updater = function($name,$cfg,$type)
        {
            $json_cfg = json_encode($cfg);
            $file_hash = md5($json_cfg);

            $mod_price = Model('provider_price');
            $store_id = intval($cfg['store_id']);
            $item = $mod_price->getPirce(['provider_name' => $name,'product_type' => $type]);

            if(empty($item)) {
                $ret = $mod_price->insert(['product_type' => $type, 'provider_name' => $name, 'store_id' => $store_id,
                    'cfg' => $json_cfg, 'cfg_hash' => $file_hash, 'operator' => 'system', 'update_time' => time()]);
            }
            elseif($item['cfg_hash'] != $file_hash)
            {
                try
                {
                    $tran = new trans_wapper($mod_price,'notify change order state trans');

                    $item = $mod_price->getPirce(['provider_name' => $name,'product_type' => $type],'*',true,true);
                    $effect_time = intval($item['effect_time']);
                    if($effect_time > 0)
                    {
                        $ret = $mod_price->where(['price_id' => $item['price_id']])
                                         ->update(['new_cfg' => $json_cfg, 'cfg_hash' => $file_hash, 'operator' => 'system', 'update_time' => time()]);
                    }
                    else
                    {
                        $ret = $mod_price->where(['price_id' => $item['price_id']])
                                         ->update(['cfg' => $json_cfg, 'cfg_hash' => $file_hash, 'operator' => 'system', 'update_time' => time()]);
                    }
                    $tran->commit();
                }
                catch (Exception $ex)
                {
                    $tran->rollback();
                    Log::record($ex->getMessage(),Log::ERR);
                }
            }
            else {
                $ret = true;
            }

            return $ret;
        };

        foreach ($providers as $provider) {
            $name = $provider['name'];
            $cfg = $provider['cfg'];

            if(!empty($cfg)) {
                $updater($name,$cfg,$type);
            }
        }
    }

    public function update($price_id,$cfgs,$effect_time,$operator='system')
    {
        try
        {
            $json_cfg = json_encode($cfgs);

            $mod_price = Model('provider_price');
            $tran = new trans_wapper($mod_price,'notify change order state trans');

            $item = $mod_price->getPirce(['price_id' => $price_id], '*', true, true);
            if ($effect_time > 0) {
                $ret = $mod_price->where(['price_id' => $item['price_id']])
                                 ->update(['new_cfg' => $json_cfg, 'operator' => $operator, 'effect_time' => $effect_time, 'update_time' => time()]);
            } else {
                $ret = $mod_price->where(['price_id' => $item['price_id']])
                                 ->update(['cfg' => $json_cfg, 'new_cfg' => '', 'effect_time' => 0, 'operator' => $operator, 'update_time' => time()]);
            }
            $tran->commit();
        }
        catch (Exception $ex)
        {
            $tran->rollback();
            Log::record($ex->getMessage(),Log::ERR);
        }

        return $ret;
    }

    public function effect($price_id)
    {
        try
        {
            $mod_price = Model('provider_price');
            $tran = new trans_wapper($mod_price,'notify change order state trans');

            $item = $mod_price->getPirce(['price_id' => $price_id], '*', true, true);
            $effect_time = intval($item['effect_time']);

            if ($effect_time > 0) {
                $ret = $mod_price->where(['price_id' => $item['price_id']])
                                 ->update(['cfg' => ['exp', 'new_cfg'], 'new_cfg' => '', 'effect_time' => 0]);
            }
            $tran->commit();
        }
        catch (Exception $ex)
        {
            $tran->rollback();
            Log::record($ex->getMessage(),Log::ERR);
        }

        return $ret;
    }

    private function load_type($type)
    {
        $mod_price = Model('provider_price');
        $items = $mod_price->getPirces(['product_type' => $type,'opened' => 1],'provider_name,cfg');

        $result = [];
        foreach ($items as $item) {
            $result[] = ['name' => $item['provider_name'],'cfg' => json_decode($item['cfg'],true)];
        }

        return $result;
    }

    public function load_from_db()
    {
        global $config;
        $config['oil_providers'] = $this->load_type(mtopcard\OilCardPaper);
        $config['phone_providers'] = $this->load_type(mtopcard\PhoneCardPaper);
    }
}