<?php

namespace services;

require_once('mt/ShopGoods.php');
require_once('mt/Item.php');

require_once('models/ShopBuyRecord.php');
require_once('models/Hero.php');
require_once('models/HeroSkin.php');
require_once('models/GunSkin.php');

use mt;
use phpcommon;
use models\ShopBuyRecord;
use models\Hero;
use models\HeroSkin;
use models\GunSkin;

class ShopService {

    public static function getGoodsList($shopId)
    {
        if ($shopId == 0) {
            $goodsMetaList = mt\ShopGoods::all();
        } else {
            $goodsMetaList = mt\ShopGoods::getGoodsList($shopId);
        }

        $goodsMetaList = $goodsMetaList ? $goodsMetaList : array();
        $buyRecordHash = ShopBuyRecord::allToHash();

        $goodsList = array();
        foreach ($goodsMetaList as $goodsMeta) {
            $goodsDto = array(
                'goods_meta' => self::goodsMetaToInfo($goodsMeta),
                'bought_times' => 0,
                'free_num' => 0,
            );
            array_push($goodsList, $goodsDto);
            switch ($goodsMeta['limit_type']) {
                case mt\Item::DAILY_BUY_LIMIT: {
                        $buyRecord = getXVal($buyRecordHash, $goodsMeta['goods_id']);
                        $goodsDto['bought_times'] = $buyRecord ? $buyRecord['this_day_buy_times'] : 0;
                    }
                    break;
                case mt\Item::WEEKLY_BUY_LIMIT: {
                        $buyRecord = getXVal($buyRecordHash, $goodsMeta['goods_id']);
                        $goodsDto['bought_times'] = $buyRecord ? $buyRecord['this_week_buy_times'] : 0;
                    }
                    break;
                case mt\Item::TOTAL_BUY_LIMIT: {
                        $buyRecord = getXVal($buyRecordHash, $goodsMeta['goods_id']);
                        $goodsDto['bought_times'] = $buyRecord ? $buyRecord['total_buy_times'] : 0;
                    }
                    break;
                default: {
                    }
                    break;
            }

            $itemMeta = mt\Item::get($goodsMeta['item_id']);
            if ($itemMeta) {
                // 如果是皮肤，判断是否已经拥有，如果已经拥有，不能购买
                if ($itemMeta['type'] == mt\Item::HERO_SKIN_TYPE) {
                    $errCode = 0;
                    $errMsg = '';
                    if (!self::canBuy($itemMeta, $errCode, $errMsg)) {
                        $goods['bought_times'] = 1;
                    } else {
                        $goods['bought_times'] = 0;
                    }
                }
            } else if ($goodsMeta['goods_id'] != 9999){
                error_log('item not found:' . json_encode($goodsMeta));
            }

            if (!empty($goods['free_type'])) {
                $count = self::getFreeBuyTimes($goodsMeta['free_type'],
                                               $goodsMeta['goods_id'],
                                               $goodsMeta['goods_id']);
                $goodsDto['free_num'] = $goodsDto['free_num'] - $count;
            }
        }
        return $goodsList;
    }

    public static function getFreeBuyTimes()
    {
        return 0;
        switch ($free_type) {
            case 1: {
                    $dayTime = myself()->_getNowDaySeconds();
                    $sql = 'SELECT COUNT(idx) as cnt FROM t_shop_free_record WHERE account_id = ? AND `id` = ? AND goods_id = ? AND createtime >= ?';
                    $row = $conn->execQueryOne($sql, array($account, $id, $goodsId, $dayTime));
                    return $row['cnt'];
                }
                break;
        }

        return 0;
    }

    public static function buyLimitCheck($goodsMeta, &$errCode, &$errMsg)
    {
        $errCode = 0;
        $errMsg = '';
        $buyRecordHash = ShopBuyRecord::allToHash();
        $boughtTimes = 1;
        {
            switch ($goodsMeta['limit_type']) {
                case ShopController::DAILY_BUY_LIMIT: {
                        $buyRecord = getXVal($buyRecordHash, $id);
                        $boughtTimes = $buyRecord ? $buyRecord['this_day_buy_times'] + 1 : 1;
                        if ($buyRecord && getXVal($buyRecord, 'this_day_buy_times', 0) >= $goodsMeta['limit_num']) {
                            $this->_rspErr(2, 'Daily purchase limit');
                            return;
                        }
                    }
                    break;
                case ShopController::WEEKLY_BUY_LIMIT: {
                        $buyRecord = getXVal($buyRecordHash, $id);
                        $boughtTimes = $buyRecord ? $buyRecord['this_week_buy_times'] + 1 : 1;
                        if ($buyRecord && getXVal($buyRecord, 'this_week_buy_times', 0) >= $goodsMeta['limit_num']) {
                            $this->_rspErr(2, 'Weekly purchase limit reached');
                            return;
                        }
                    }
                    break;
                case ShopController::TOTAL_BUY_LIMIT: {
                        // error_log("total buy limit " . $address . " " . $id . " " . $goodsMeta['limit_num']);
                        $buyRecord = getXVal($buyRecordHash, $id);
                        $boughtTimes = $buyRecord ? $buyRecord['total_buy_times'] + 1 : 1;
                        if ($buyRecord && getXVal($buyRecord, 'total_buy_times', 0) >= $goodsMeta['limit_num']) {
                            $this->_rspErr(2, 'Purchase limit reached');
                            return;
                        }
                    }
                    break;
                default: {
                    }
                    break;
            }
        }
    }

    public static function goodsMetaToInfo($goodsMeta)
    {
        return array(
            'item_id' => $goodsMeta['item_id'],
            'item_num' => $goodsMeta['item_num'],
            'max_amount' => $goodsMeta['max_amount'],
            'shop_id' => $goodsMeta['shop_id'],
            'shopstage' => $goodsMeta['shopstage'],
            'tag' => $goodsMeta['tag'],
            'recommend' => $goodsMeta['recommend'],
            'token_type' => $goodsMeta['token_type'],
            'price' => $goodsMeta['price'],
            'discount' => $goodsMeta['discount'],
            'limit_type' => $goodsMeta['limit_type'],
            'limit_num' => $goodsMeta['limit_num'],
            'buy_cond' => $goodsMeta['buy_cond'],
            'buy_gift' => $goodsMeta['buy_gift'],
            'normal_gift' => $goodsMeta['normal_gift'],
            'free_type' => $goodsMeta['free_type'],
            'shop_icon' => $goodsMeta['shop_icon'],
        );
    }

    private static function canBuy($itemMeta, &$errCode, &$errMsg)
    {
        $errCode = 0;
        $errMsg = '';
        switch ($itemMeta['type']) {
            case mt\Item::HERO_TYPE: {
                    $heroDb = Hero::find($itemMeta['id']);
                    if ($heroDb) {
                        $errCode = 10;
                        $errMsg = 'You already have the hero';
                        return false;
                    }
                }
                break;
            case mt\Item::HERO_SKIN_TYPE: {
                    $heroSkinDb = HeroSkin::find($itemMeta['id']);
                    if ($heroSkinDb) {
                        $errCode = 10;
                        $errMsg = 'You already have the skin';
                        return false;
                    }
                }
                break;
            case mt\Item::GUN_SKIN_TYPE: {
                    $gunSkinDb = GunSkin::find($itemMeta['id']);
                    if ($gunSkinDb) {
                        $errCode = 10;
                        $errMsg = 'You already have the skin';
                        return false;
                    }
                }
                break;
            default: {
                    return true;
                }
                break;
        }
        return true;
    }

}