<?php

namespace app\storeapi\logic;

use app\api\controller\AccountLogController;
use app\common\logic\BaseLogic;
use app\common\model\teastore\TeaStore;
use app\common\model\teastore\TeaStoreGroup;
use app\common\model\teastore\TeaStoreRoom;
use app\common\model\teastore\TeaStoreRoom as roomModel;
use app\common\model\user\UserGroup;
use app\common\model\store\StoreUserAccountLog;
use app\common\model\order\OrderGroup;

use app\common\service\FileService;
use think\facade\Db;
class GroupLogic extends BaseLogic
{
    public static function addGroup($params){
        Db::startTrans();
        try {
            $store = TeaStore::where([
                'id' => $params['store_id'],
                'del' => 0
            ])->find();
            if(!$store){
                throw new \Exception('门店不存在');
            }
            if (!in_array($params['type'], [1, 2])) {
                throw new \Exception('套餐类型错误');
            }
            if($params['price']<$params['discount_price']){
                throw new \Exception('门市价不能小于团购价');
            }
            $discount = $params['discount_price']/$params['price'];
            $data = [
                'store_id'=>$params['store_id'],
                'type'=>$params['type'],
                'sku_id'=>$params['sku_id'],
                'title'=>$params['title'],
                'img'=>$params['img'],
                'hour'=>$params['hour'],
                'description'=>$params['description'],
                'introduce'=>$params['introduce'],
                'storepl_number'=>$params['pl_number'],
                'rests_introduce'=>$params['rests_introduce'],
                'price'=>$params['price'],
                'sold'=>$params['sold'],
                'pl_number'=>$params['pl_number'],
                'discount_price'=>$params['discount_price'],
                'returd_details'=>$params['returd_details'],
                'discount'=>$discount,
                'room_id'=>$params['room_id'],
                'status'=>$params['status'],
                'dtime'=>time()
            ];
            TeaStoreGroup::create($data);
            Db::commit();
            return [];
        }catch (\Exception $e) {
            Db::rollback();
            self::setError($e->getMessage());
            return false;
        }

    }

    public static function editGroup($params){
        Db::startTrans();
        try {
            // 1. 查找记录
            $group = TeaStoreGroup::find($params['group_id']);
            if (!$group) {
                throw new \Exception('团购套餐不存在');
            }

            // 2. 基础验证
            if (isset($params['type']) && !in_array($params['type'], [1, 2])) {
                throw new \Exception('套餐类型错误');
            }

            // 3. 验证门店（如果修改门店）
            if (isset($params['store_id'])) {
                $storeExists = TeaStore::where([
                    'id' => $params['store_id'],
                    'del' => 0
                ])->find();

                if (!$storeExists) {
                    throw new \Exception('门店不存在');
                }
            }

            // 4. 价格验证
            $price = $params['price'] ?? $group->price;
            $discountPrice = $params['discount_price'] ?? $group->discount_price;

            if ($price < $discountPrice) {
                throw new \Exception('门市价不能小于团购价');
            }

            // 5. 准备更新数据
            $updateData = [];
            $fields = ['store_id', 'type', 'sku_id', 'title', 'img', 'hour',
                'description', 'introduce', 'rests_introduce', 'price','pl_number','discount_price',
                'returd_details', 'room_id', 'status','sold'];

            foreach ($fields as $field) {
                if (isset($params[$field])) {
                    $updateData[$field] = $params[$field];
                }
            }

            // 计算折扣
            if (isset($params['price']) || isset($params['discount_price'])) {
                if ($params['price'] != 0 && $params['price'] > 0) {
                    $updateData['discount'] = round(($discountPrice / $params['price']) * 10, 1);
                } else {
                    $updateData['discount'] = 0;
                }
            }
            $updateData['update_dtime'] =time();
            TeaStoreGroup::where("id",$params['group_id'])->update($updateData);
            // 6. 更新记录
//            $group->save($updateData);

            Db::commit();
            return [];

        } catch (\Exception $e) {
            Db::rollback();
            self::setError($e->getMessage());
            return false;
        }
    }

    public static function groupLists($params){
        // 验证状态参数
        $status = $params['status'];
        if (!in_array($params['status'], [0, 1, 2])) {
            throw new \Exception('状态参数错误');
        }
        // 构建查询条件
        $query = TeaStoreGroup::where('del', 0)
            ->where([
                'status'=> $status,
                'store_id'=>$params['store_id']
            ]);


        // 添加标题模糊查询（如果传入了search参数）
        if (!empty($params['search'])) {
            $query->where('title', 'like', '%' . $params['search'] . '%');
        }

        // 查询并分页
        $list = $query->order('dtime', 'desc')
            ->paginate([
                'page' => $params['page'],
                'list_rows' => $params['size']
            ]);
        $statusCount = self::getGroupStatusCount($params['store_id']);
        // 处理列表数据中的图片
        $items = $list->items();

        foreach ($items as &$item) {
            // 处理img字段：分割为数组并拼接URL
            $item['img_list'] = explode(",",$item['img']);
            $img = [];
            foreach($item['img_list'] as $k=>$v){
                $img[] = FileService::getImgUrl($v);
            }
            $item['img_list'] = $img;
            // 添加主图（第一张）
            $item['main_image'] = !empty($item['img_list']) ? $item['img_list'][0] : '';
            // 图片数量
            $item['img_count'] = count($item['img_list']);
            $item['code'] = $item['id'];
            $item['discount'] = round($item['discount'],2);
          
            // 保留原始img字段（可选）
            // $item['img'] 保持原样
        }


        // 返回分页数据
        return [
            'offline'=>$statusCount['offline'],
            'online'=>$statusCount['online'],
            'draft'=>$statusCount['draft'],
            'list' => $list->items(),
            'total' => $list->total(),
            'per_page' => $list->listRows(),
            'current_page' => $list->currentPage(),
            'last_page' => $list->lastPage(),
            'more' => is_more($list->total(), $params['page'], $params['size'])
        ];
    }

    /**
     * 获取套餐统计（三个状态的计数）
     * @return array 统计结果
     */
    public static function getGroupStatusCount($store_id)
    {
        $counts = TeaStoreGroup::where('del', 0)
            ->where('store_id',$store_id)
            ->field('status, COUNT(*) as count')
            ->group('status')
            ->select()
            ->toArray();

        // 格式化结果
        $result = [
            'offline' => 0,  // 已下架
            'online'  => 0,  // 已上架
            'draft'   => 0,  // 草稿箱
            'total'   => 0   // 总数
        ];

        foreach ($counts as $count) {
            switch ($count['status']) {
                case 0:
                    $result['offline'] = $count['count'];
                    break;
                case 1:
                    $result['online'] = $count['count'];
                    break;
                case 2:
                    $result['draft'] = $count['count'];
                    break;
            }
            $result['total'] += $count['count'];
        }

        return $result;
    }

    /**
     * 格式化图片列表
     * @param string $imgString 图片字符串，逗号分隔
     * @return array 拼接完整URL的图片数组
     */
    private static function formatImageList($imgString)
    {
        if (empty($imgString)) {
            return [];
        }

        // 用逗号分割字符串
        $images = explode(',', $imgString);

        // 过滤空值
        $images = array_filter($images);

        if (empty($images)) {
            return [];
        }

        // 去除空白字符
        $images = array_map('trim', $images);

        // 获取当前域名
        $domain = request()->domain();

        $result = [];
        foreach ($images as $image) {
            // 如果已经是完整URL，直接返回
            if (strpos($image, 'http://') === 0 || strpos($image, 'https://') === 0) {
                $result[] = $image;
                continue;
            }

            // 移除开头的斜杠
            $image = ltrim($image, '/');

            // 拼接完整URL（假设图片放在uploads目录）
            $result[] = $domain . '/' . $image;
        }

        return $result;
    }


    public static function delGroup($params){
        Db::startTrans();
        try {
            // 1. 验证记录存在性且未删除
            $group = TeaStoreGroup::where([
                'id' => $params['group_id'],
                'del' => 0  // 只查找未删除的记录
            ])->find();

            if (!$group) {
                throw new \Exception('团购套餐不存在或已被删除');
            }

            // 3. 执行逻辑删除
            $group->del = 1;
            $group->update_dtime = time();
            $result = $group->save();

            if ($result === false) {
                throw new \Exception('删除失败');
            }

            Db::commit();

            return [];

        } catch (\Exception $e) {
            Db::rollback();
            self::setError($e->getMessage());
            return false;
        }
    }

    public static function operateGroup($params){
        Db::startTrans();
        try {
            // 1. 验证记录存在性且未删除
            $group = TeaStoreGroup::where([
                'id' => $params['group_id'],
                'del' => 0  // 只查找未删除的记录
            ])->find();

            if (!$group) {
                throw new \Exception('团购套餐不存在或已被删除');
            }

            // 3. 执行逻辑删除
            $group->status = $params['status'];
            $group->update_dtime = time();
            $result = $group->save();

            if ($result === false) {
                throw new \Exception('更新失败');
            }

            Db::commit();


            return [];
        } catch (\Exception $e) {
            Db::rollback();
            self::setError($e->getMessage());
            return false;
        }
    }

    public static function groupDetails($params){
        try{
            $group = TeaStoreGroup::where('id', $params['group_id'])
                ->where('del', 0)
                ->find();

            if (!$group) {
                throw new \Exception('套餐不存在或已被删除');
            }

            $data = $group->toArray();
//            $domain = request()->domain();
            // 处理多图
            $data['img_list'] = self::getImageList($data['img']);
            foreach ($data['img_list'] as &$items){
//               $fullImages[] = $domain . '/' . $items;
                $fullImages[] = FileService::getImgUrl($items);
            }
            $data['img_list']= $fullImages;
            // 添加状态文本
            $data['status_text'] = self::getStatusText($data['status']);
            $room_id = $data['room_id'];
            $data['room_title'] = '';
            if($room_id == 0){
                $data['room_title'] = '通用';
            }else{
                $roomData = explode(',',$room_id);
                $room = TeaStoreRoom::whereIn('id', $roomData)->field('title')
                    ->select()
                    ->toArray();
                $data['room_title'] = implode(',', array_column($room, 'title'));
            }


            return $data;
        }catch (\Exception $e) {
            self::setError($e->getMessage());
            return false;
        }
        // 查询套餐

    }

    public static function cancelCode($params){
        $qr_sn =$params['qr_sn'];
        $store_id =$params['store_id'];

        Db::startTrans();
        try {

            $user_group  = UserGroup::where('qr_sn',$qr_sn)->find();
            if(!$user_group){
                throw new \Exception('券码错误,无效券码');
            }
            if($user_group['status'] !=0){
                throw new \Exception('已被核销或已过期');
            }
            $group_order = OrderGroup::where('id',$user_group['order_id'])->find();
            if(!$group_order){
                throw new \Exception('核销错误请联系客服');
            }
            if($group_order['store_id'] !=$store_id){
                throw new \Exception('此券码不属于当前门店');
            }
            $order_sn = $group_order['order_sn'];

            $store = TeaStore::where([
                'id'=>$store_id,
                'del'=>0
            ])->find();
            if(!$store){
                throw new \Exception('门店不存在');
            }
            $balance = $store['balance'];
            $after_amount = $balance+$group_order['order_amount'];

            // 方法1：使用随机数组合
            $part1 = mt_rand(100000, 999999); // 6位
            $part2 = mt_rand(100000, 999999); // 6位
            $part3 = mt_rand(100000, 999999); // 6位

            $sn = $part1 . $part2 . $part3;

            // 组合成18位
            $number = $part1 . $part2 . $part3;
            $accountData = [
                'sn'=>$sn,
                'user_id'=>$params['user_id'],
                'change_object'=>4,
                'change_type'=>'4',
                'action'=>'1',
                'amount'=>$group_order['order_amount'],
                'before_amount'=>$after_amount,
                'source_sn'=>$order_sn,
                'store_id'=>$store_id,
                'room_id'=>'0',
                'remark'=>'门店核销',
                'create_time'=>time(),
                'status'=>'1'
            ];
            StoreUserAccountLog::create($accountData);
            $store->balance = $after_amount;
            $store->save();
            $user_group->status = 1;
            $user_group->update_dtime = date('Y-m-d H:i');
            $user_group->save();

            Db::commit();
            return [];
        } catch (\Exception $e) {
            Db::rollback();
            self::setError($e->getMessage());
            return false;
        }


    }

    private static function getImageList($imgString)
    {
        if (empty($imgString)) {
            return [];
        }

        // 用逗号分隔字符串
        $images = explode(',', $imgString);

        // 去除空值和空白字符
        $images = array_filter(array_map('trim', $images));

        return array_values($images); // 重新索引数组
    }

    private static function getStatusText($status)
    {
        $statusMap = [
            0 => '已下架',
            1 => '已上架',
            2 => '草稿箱'
        ];

        return $statusMap[$status] ?? '未知状态';
    }


}