<?php

require_once('mt/Shop.php');
require_once('mt/ShopGoods.php');
require_once('mt/Hero.php');
require_once('mt/Item.php');
require_once('mt/Parameter.php');
require_once('mt/Drop.php');
require_once('mt/PayMethod.php');
require_once('mt/Dailyselection.php');
require_once('mt/ShopChest.php');

require_once('models/User.php');
require_once('models/Hero.php');
require_once('models/Bag.php');
require_once('models/HeroSkin.php');
require_once('models/Gun.php');
require_once('models/GunSkin.php');
require_once('models/ShopBuyRecord.php');
require_once('models/Chip.php');
require_once('models/BcOrder.php');
require_once('models/Transaction.php');

require_once('services/AwardService.php');
require_once('services/PropertyChgService.php');
require_once('services/BlockChainService.php');

require_once('phpcommon/bignumber.php');

require_once('services/LogService.php');
require_once('services/callback/ShopAddItemService.php');

use models\User;
use models\Bag;
use models\Hero;
use models\HeroSkin;
use models\Gun;
use models\GunSkin;
use models\ShopBuyRecord;
use models\Chip;
use mt\Shop;
use mt\PayMethod;
use mt\Dailyselection;
use mt\ShopChest;
use mt\ShopGoods;
use models\Transaction;
use models\BcOrder;
use services\LogService;
use services\ShopAddItemService;

class DailySelectionController extends BaseAuthedController
{

    public function refreshDailySelection()
    {
        $address = $this->_getAccountId();

        $costs = mt\Parameter::getByName('daily_selection_refresh_cost');
        $arrCosts = explode('|', $costs['param_value']);
        $maxCount  = count($arrCosts);

        $count = $this->countTodayRefreshTimes($address);
        if ($count >= $maxCount) {
            $this->_rspErr(2, 'The maximum number of refreshes has been reached');
            return;
        }

        $cost = $arrCosts[$count];
        $costItemId = $this->getCostItemIdByTokenType(ShopController::TOKEN_TYPE_GOLD);
        $costItems = $this->makeCostItems($costItemId, $cost);
        $lackItem = null;
        if (!$this->_hasEnoughItems($costItems, $lackItem)) {
            $this->_rspErr(2, $this->_getLackItemErrMsg($lackItem));
            return;
        }

        $chk = $this->refreshDailySelectionWithMode($address, 1);
        if ($chk) {
            $this->_decItems($costItems);

            // error_log("refreshDailySelection-------" . $address . "---" . $cost);
            $this->_rspData(
                array(
                    'cost' => $cost,
                )
            );
        } else {
            $this->_rspErr(3, 'refresh failed');
        }
    }

    public function getDailySelectionList()
    {
        $address = $this->_getAccountId();

        // 不清除过期的每日精选可以避免跨日操作错误
        // $chk = $this->clearBeforeTodayDailySelections();

        $chk = $this->getTodayLastDailySelection($address);
        if (!$chk) {
            $chk = $this->refreshDailySelectionWithMode($address, 0);
            $chk = $this->getTodayLastDailySelection($address);
        }

        // 预检查是否有表格更新，未必能检测准确，但是可以避免大部分情况下的错误
        $check = true;
        $selection = $chk[0];
        $pre_goodsList = array();
        for ($i = 1; $i <= 6; $i++) {
            $pre_goodsList[$i] = mt\Dailyselection::get($selection['grid_' . $i]);
            if (!$pre_goodsList[$i]) {
                $check = false;
                break;
            }
        }
        if (!$check) {
            $chk = $this->refreshDailySelectionWithMode($address, 0);
            $chk = $this->getTodayLastDailySelection($address);
            $selection = $chk[0];
        }

        $selection = $chk[0];
        $goodsList = array();
        for ($i = 1; $i <= 6; $i++) {
            $goodsList[$i] = mt\Dailyselection::get($selection['grid_' . $i]);
            if ($goodsList[$i]) {
                $goodsList[$i]['count'] = $selection['count_' . $i];
                // $goodsList[$i]['pending'] = $this->checkPendingBuyGoodsDS($address, $goodsList[$i]['goods_id'], $selection['idx'], $i);
                $goodsList[$i]['pending'] = 0;
            }
        }

        $count = $this->countTodayRefreshTimes($address);
        $costs = mt\Parameter::getByName('daily_selection_refresh_cost');
        $arrCosts = explode('|', $costs['param_value']);

        $max_count = count($arrCosts);
        $cost = $count < $max_count ? $arrCosts[$count] : -1;

        $this->_rspData(
            array(
                'idx' => $selection['idx'],
                'refresh_info' => "{$count}/{$max_count}",
                'cost' => $cost,
                'goods_list' => $goodsList,
            )
        );
    }

    public function buyGoodsDS()
    {
        $idx = getReqVal('idx', 0);
        if ($idx <= 0) {
            $this->_rspErr(2, 'idx is invalid');
            return;
        }

        $grid = getReqVal('grid', 0);
        if ($grid < 1 || $grid > 6) {
            $this->_rspErr(2, 'grid is invalid');
            return;
        }

        $count = getReqVal('count', 0);
        if ($count<=0) {
            $this->_rspErr(2, 'count is invalid');
            return;
        }

        $token_type = getReqVal('token_type', '4');
        switch ($token_type) {
        case ShopController::TOKEN_TYPE_GOLD:
        case ShopController::TOKEN_TYPE_DIAMOND:
            break;
        default:
            $this->_rspErr(1, "token_type is unsupport, {$token_type}");
            return;
        }

        $conn = $this->_getMysql('');

        $row = SqlHelper::selectOne(
            $conn,
            't_shop_dailyselection',
            array(
                'idx',
                'address',
                'grid_' . $grid,
                'count_' . $grid,
            ),
            array('idx' => $idx)
        );

        if (!$row) {
            $this->_rspErr(2, 'idx is invalid');
            return;
        }

        if ($row['grid_' . $grid] == 0) {
            $this->_rspErr(2, 'grid is invalid');
            return;
        }

        if ($row['count_' . $grid] < $count) {
            $this->_rspErr(2, 'count is invalid');
            return;
        }

        $sel_id = $row['grid_' . $grid];

        $goods = mt\Dailyselection::get($sel_id);

        $desired_token_type = $goods['token_type'];
        $check_token_type = splitStr1($desired_token_type);
        if (!in_array($token_type, $check_token_type)) {
            $this->_rspErr(1, "token_type parameter error, desired_token_type: {$desired_token_type}");
            return;
        }
        $token_pos = array_search($token_type, $check_token_type, true);

        $price_array = splitStr1($goods['price']);
        $discount_array = splitStr1($goods['discount']);

        $need_price = $price_array[$token_pos];
        $discount = $discount_array[$token_pos];

        $costItemId = $this->getCostItemIdByTokenType($token_type);

        $costItems = $this->makeCostItems($costItemId, $count * $need_price);
        
        error_log("buyGoodsDS costItems " . json_encode($costItems));

        $lackItem = null;
        if (!$this->_hasEnoughItems($costItems, $lackItem)) {
            $this->_rspErr(2, $this->_getLackItemErrMsg($lackItem));
            return;
        }

        $item_id = $goods['goods_id'];
        $item_num = $goods['goods_num'];

        $sql = "UPDATE t_shop_dailyselection SET count_$grid = count_$grid - $count WHERE idx = $idx";
        $chk = $conn->execScript($sql);

        $itemMeta = mt\Item::get($item_id);
        $propertyChgService = new services\PropertyChgService();
        for ($i = 0; $i < $count; $i++) {
            $this->internalAddItem($propertyChgService, $itemMeta, $item_num, 0);
        }
        $awardService = new services\AwardService();
        $awardService->addItem($goods['goods_id'], $count * $item_num);

        $this->_decItems($costItems);
        $event = [
            'name' => LogService::SHOP_BUY_ITEM_DAILY,
            'val' => $costItems[0]['item_num']
        ];
        switch ($token_type) {
        case ShopController::TOKEN_TYPE_GOLD:
            LogService::consumeGold($event);
            break;
        case ShopController::TOKEN_TYPE_DIAMOND:
            LogService::consumeDiamond($event);
            break;
        default:
            // 这里不应该出现，出现了说明配置表新增了一种货币，但是这里没有处理
            error_log("buyGoodsDS token_type is invalid, token_type: {$token_type}");
            return;
        }

        $goodsDto = array(
            'goods_id' => $sel_id,
            'item_id' => $goods['goods_id'],
            'price_info' => array(
                'item_id' => $goods['goods_id'],
                'cost_list' => array(),
            ),
            'bought_times' => 0,
            'total_buy_times' => 0,
        ); 
        {
            $priceInfo = mt\Item::getPriceInfo($itemMeta);
            if (!empty($priceInfo)) {
                $goodsDto['price_info'] = $priceInfo['price_info'];
            }
        }

        $propertyChgService->addUserChg();

        $this->_rspData(
            array(
                'idx' => $idx,
                'grid' => $grid,
                'count' => $count,
                'award' => $awardService->toDto(),
                'property_chg' => $propertyChgService->toDto(),
            )
        );
    }

    private function buyGoodsFree()
    {
    }

    private function decDailySelectionItem($idx, $grid, $count)
    {
        $self = myself();
        if (!$self) return false;

        $conn = $self->_getMysql('');
        $sql = "SELECT count_$grid FROM t_shop_dailyselection WHERE idx = $idx";
        $chk = $conn->execQuery($sql);
        if (!$chk) return false;
        if ($chk[0]['count_' . $grid] < $count) return false;

        $sql = "UPDATE t_shop_dailyselection SET count_$grid = count_$grid - $count WHERE idx = $idx";
        $chk = $conn->execScript($sql);
        return $chk;
    }

    private function clearBeforeTodayDailySelections()
    {
        $self = myself();
        if (!$self) return;

        $conn = $self->_getMysql('');
        $nowTime = $this->_getNowTime();
        $dayTime = $this->_getDaySeconds($nowTime);

        $sql = "DELETE FROM t_shop_dailyselection WHERE refresh_time < $dayTime";
        $chk = $conn->execScript($sql);
        return $chk;
    }

    private function countTodayRefreshTimes($address)
    {
        $self = myself();
        if (!$self) return;

        $conn = $self->_getMysql('');
        $nowTime = $this->_getNowTime();
        $dayTime = $this->_getDaySeconds($nowTime);

        $sql = "SELECT COUNT(idx) AS cnt FROM t_shop_dailyselection WHERE address = '$address' AND refresh_mode = 1 AND refresh_time >= $dayTime";

        $row = $conn->execQuery($sql);

        return $row[0]['cnt'];
    }

    private function getTodayLastDailySelection($address)
    {
        $self = myself();
        if (!$self) return;

        $conn = $self->_getMysql('');
        $nowTime = $this->_getNowTime();
        $dayTime = $this->_getDaySeconds($nowTime);

        $sql = "SELECT * FROM t_shop_dailyselection WHERE address = '$address' AND refresh_time >= $dayTime ORDER BY idx DESC LIMIT 1";

        $row = $conn->execQuery($sql);

        return $row;
    }

    private function refreshDailySelectionWithMode($address, $mode)
    {
        $selection = $this->randomNewDailySelection();

        $self = myself();
        if (!$self) return;

        $conn = $self->_getMysql('');
        $nowTime = $this->_getNowTime();

        $chk = SqlHelper::insert(
            $conn,
            't_shop_dailyselection',
            array(
                'address' => $address,
                'refresh_mode' => $mode,
                'refresh_time' => $nowTime,
                'grid_1' => $selection[1]['id'],
                'grid_2' => $selection[2]['id'],
                'grid_3' => $selection[3]['id'],
                'grid_4' => $selection[4]['id'],
                'grid_5' => $selection[5]['id'],
                'grid_6' => $selection[6]['id'],
                'count_1' => 1,
                'count_2' => 1,
                'count_3' => 1,
                'count_4' => 1,
                'count_5' => 1,
                'count_6' => 1,
            )
        );

        return $chk;
    }

    private function randomNewDailySelection()
    {
        $newDailySelection = array();
        for ($i = 1; $i <= 6; $i++) {
            $store = mt\Dailyselection::getBySlot($i);
            $newDailySelection[$i] = $this->weighted_random($store);
        }
        return $newDailySelection;
    }

    private function weighted_random($array)
    {
        // 计算数组元素的总权重
        $total_weight = array_sum(array_column($array, "weight"));
        // 生成一个随机数
        $rand = mt_rand(1, $total_weight);
        // 遍历数组，找到随机数对应的元素
        foreach ($array as $item) {
            // 如果随机数小于或等于当前元素的权重，返回该元素
            if ($rand <= $item["weight"]) {
                return $item;
            }
            // 否则，减去当前元素的权重，继续循环
            $rand -= $item["weight"];
        }
    }

}