<?php

namespace App\Services;
use App\Services\BaseService;
use App\Services\UserService;
use App\Services\ProductService;
use App\Models\Order;
use Illuminate\Support\Str;
use Illuminate\Support\Facades\DB;

class OrderService extends BaseService
{

    public static $MODEL= Order::class;

    const STATUS_YES = 1;
    const STATUS_NOT = 0;
    
    /**
     * @description: 获取查询条件
     * @param {array} $search 查询内容
     * @return {array}
     */
    public static function getWhere(array $search = []): array
    {
        $where = [];
        if (isset($search['id']) && $search['id'] !== '') {
            $where[] = ['id', '=',  $search['id']];
        }
        if (isset($search['user_id']) && $search['user_id'] !== '') {
            $where[] = ['user_id', '=',  $search['user_id']];
        }
        if (isset($search['order_no']) && $search['order_no'] !== '') {
            $where[] = ['order_no', '=',  $search['order_no']];
        }
        if (isset($search['status']) && $search['status'] !== '') {
            $where[] = ['status', '=',  $search['status']];
        }
        if (isset($search['order_date']) && $search['order_date'] !== '') {
            $where[] = ['order_date', '=',  $search['order_date']];
        }
        if (isset($search['paid_date']) && $search['paid_date'] !== '') {
            $where[] = ['paid_date', '=',  $search['paid_date']];
        }
        if (isset($search['product_id']) && $search['product_id'] !== '') {
            $where[] = ['product_id', '=',  $search['product_id']];
        }
        return $where;
    }

    /**
     * @description: 查询单条数据
     * @param array $search
     * @return 
     */
    public static function findOne(array $search)
    {
        return static::model()::where(static::getWhere($search))->first();
    }

    /**
     * @description: 查询所有数据
     * @param array $search
     * @return \Illuminate\Database\Eloquent\Collection
     */
    public static function findAll(array $search = [])
    {
        return static::model()::where(static::getWhere($search))->get();
    }
    

    /**
     * @description: 分页查询
     * @param array $search
     * @return \Illuminate\Contracts\Pagination\LengthAwarePaginator
     */
    public static function paginate(array $search = [])
    {

        $limit = isset($search['limit']) ? $search['limit'] : 15;
        $paginator = static::model()::where(static::getWhere($search))
            ->orderBy('id', 'desc')
            ->paginate($limit);
        return ['total' => $paginator->total(), 'data' => $paginator->items()];
    }


     /**
     * @description: 
     * @param {*} $params
     * @return {*}
     */    
    public static function submit($params = [])
    {
        $result = false;
        $msg['code'] = self::NOT;
        $msg['msg'] = '';

        // 2. 判断是否是更新
        if (!empty($params['id'])) {
            // 更新
            $info = self::findOne(['id'=>$params['id']] );
            if (!$info) {
                $msg['msg'] = '数据不存在！';
            }else{
                $result = $info->update($params);
                $id = $params['id'];
            }

        } else {
            // 创建
            $result = $info = self::model()::create($params);
            $id = $result->id;
        }
        
       
        if($result){
           $msg['code'] = self::YES;
           $msg['msg'] = '设置成功';
        }else{
            $msg['msg'] = empty($msg['msg']) ?'操作失败':$msg['msg'];
        }

        return $msg;
    }

    /**
     * @description: 分配订单
     * @param {*} $user_id 用户ID
     * @return {*}
     */    
    public static function assignOrder($user_id)
    {
        $result = [];
        $result['code'] = self::NOT;
        $result['data'] = [];
 
        $today = date('Y-m-d');
        // // 查找个人待处理订单
        // $pendingOrder = self::findOne(['user_id' => $user_id,'status' => self::STATUS_NOT]);

        // 用户信息
        $userInfo = UserService::findOne(['id' => $user_id]);
        $balance = $userInfo->balance;  // 余额

        $productPriceMax = config_val('product_price_max');   // 商品最高价

        $maxOrderQuantity = $userInfo->membership->quantity;    // 用户每日可完单限制
        if($maxOrderQuantity > 0){
            // 今日完单数
            $todayCompleteQuantity = static::model()::where(self::getWhere(['user_id' => $user_id ,'status' => self::STATUS_YES]))->count();
            if($todayCompleteQuantity >= $maxOrderQuantity){
                if($userInfo->membership_level_code =='silver'){
                    $result['msg'] = '恭喜您，今日订单已完成！可在升级黄金会员后继续新一轮订单';
                }else{
                    $result['msg'] = '恭喜您，今日订单已完成！可在升级钻石会员后继续新一轮订单';
                }
                return $result;
            }
        }

        $minPrice = 0;  // 最低消费

        // 已完成数量
        $completeQuantity = static::model()::where(self::getWhere(['user_id' => $user_id ,'status' => self::STATUS_YES]))->count();
        // 达到卡单数
        if(($completeQuantity + 1) == $userInfo->blocked_order){
            $minPrice = bcadd($balance, $userInfo->blocked_amount, 4);  // 计算最低消息
        }

        
        $product_commission_min = config_val('product_commission_min'); // 商品佣金最低
        $product_commission_max = config_val('product_commission_max'); // 商品佣金最高

           
        // 已下单的商品id集合
        // $productIds = static::model()::where(self::getWhere(['user_id' => $user_id]))->pluck('product_id');  
        $productIds = [];  
        
        // 随机的商品信息
        $randomProduct = ProductService::getRandom($productIds,$balance,$minPrice);
        if(empty($randomProduct)){
            $result['msg'] = '暂无适合的商品，请稍后再试';
            return $result;
        }

        $productPrice = $randomProduct->price; // 商品价格

        if($minPrice > 0){
            $price = $minPrice;
        }else{
            if($balance < $productPrice){
                $price = bcadd($productPrice,rand(10,50),2);
            }else{
                $priceMin = bcmul($balance,0.3,2);    // 最低价
                if($balance > 10000){
                    $priceMin = 1000;
                }
                if($priceMin < $productPrice){
                    $priceMin = $productPrice;
                }
                $priceMax = bcmul($balance,0.7,2);    // 最高价
                if($priceMax < $productPrice){
                    $priceMax = $productPrice;
                }
                if($priceMax > $productPriceMax){
                    $priceMax = $productPriceMax;
                }
                $price = random_float($priceMin,$priceMax,4);
            }
        }

        $price = retain_number_format($price);

        $commission = bcmul($price,random_float($product_commission_min,$product_commission_max,4),4); 

        if($minPrice > 0){
            $commission = $userInfo->blocked_profit; //  卡單默認佣金
        }
        $commission = retain_number_format($commission);

        $data = [];
        $data['order_no'] = self::generalOrderNo($user_id); // 订单号
        $data['user_id'] = $user_id;    // 用户
        $data['product_id'] = $randomProduct->id;   // 商品ID
        $data['price'] = $price;   // 商品价格
        $data['commission'] = $commission;   // 商品佣金
        $data['product_snapshot'] = json_encode($randomProduct,JSON_UNESCAPED_UNICODE); // 商品快照
        $data['status'] = self::STATUS_NOT; // 订单待处理
        $data['order_date'] = date('Y-m-d');    // 订单日期
        // $data['paid_date'] = date('Y-m-d');    // 完单日期

        $order =  static::model()::create($data);

        if($order){
            $result['code'] = self::YES;
            $result['msg'] = '订单已生成，请尽快支付';
            $result['data'] = $order;
        }else{
            $result['msg'] = '分配订单失败，请稍后再试';
        }
        return $result;

    }

    // 生成随机的订单号
    public static function generalOrderNo($user_id = 0)
    {
        $orderNo = 'ORD' . now()->format('YmdHis') . Str::random(6).'_'.$user_id;
        return $orderNo;
    }

    /**
     * @description: 订单支付
     * @param {*} $orderNo 订单号
     * @param {*} $userId 用户ID
     * @return {*}
     */    
    public static function paymentOrder($orderNo,$userId)
    {
        $result = [];
        $result['code'] = self::NOT;
        $orderInfo = self::findOne(['order_no' => $orderNo ,'user_id' => $userId]);
        if(!$orderInfo){
            $result['msg'] = '未找到相关订单数据';
            return $result;
        }

        if($orderInfo->status == self::STATUS_YES){
            $result['msg'] = '订单已支付，请勿重复提交';
            return $result;
        }

        $userInfo = UserService::findOne(['id' => $userId]);

        $balance = $userInfo->balance;  // 余额
        $chaMoney = bcsub($orderInfo->price,$balance,2);
        if($balance < $orderInfo->price){
            $result['msg'] = lang('当前账户余额不足，完成此订单还差{money}，请先完成充值');
            $result['msg'] = str_replace('{money}',$chaMoney,$result['msg']);
            $result['money'] =  $chaMoney;
            return $result;
        }
        // $afterBalance = bcsub($balance,$orderInfo->price,4);
        if(bcsub($balance,$orderInfo->price,4) < 0){
            $result['msg'] = lang('当前账户余额不足，完成此订单还差{money}，请先完成充值');
            $result['msg'] = str_replace('{money}',$chaMoney,$result['msg']);
            $result['money'] =  $chaMoney;
            return $result;
        }

        // 能支付成功直接返佣
        $afterBalance = bcadd($balance,$orderInfo->commission,4);
        
        DB::beginTransaction();
        try {
            // 更新用户余额
            $userInfo->balance = $afterBalance;
            $userInfo->save();
          
          	
            $orderInfo->status = self::STATUS_YES;
            $orderInfo->paid_date = date('Y-m-d');
            $orderInfo->save();

            // 支付
            $log = UserBalanceLogService::addLog(
                $userId,
                '佣金',
                $balance,
                $orderInfo->commission,
                '订单：'.$orderNo
            );
          
          	// 60单发奖励
            if(static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES]))->count() == 60){
                $profit = rand(config_val('bonus_min'),config_val('bonus_max'));
                // 一级返
                if($userInfo->inviter_id_1){
                    self::inviterBonus($userInfo->inviter_id_1,$profit,$orderNo);
                }
            }
          
            if($log['code'] == self::NOT){
                DB::rollBack();
                return $log;
            }
            
            // // 一级返
            // if($userInfo->inviter_id_1){
            //     $percentage = config_val('inviter_commission_1');
            //     self::inviterCommission($userInfo->inviter_id_1,$orderInfo->commission,$percentage,$orderNo);
            // }
            // // 二级返
            // if($userInfo->inviter_id_2){
            //     $percentage = config_val('inviter_commission_2');
            //     self::inviterCommission($userInfo->inviter_id_2,$orderInfo->commission,$percentage,$orderNo);
            // }
            // // 三级返
            // if($userInfo->inviter_id_3){
            //     $percentage = config_val('inviter_commission_3');
            //     self::inviterCommission($userInfo->inviter_id_3,$orderInfo->commission,$percentage,$orderNo);
            // }

            DB::commit();

            $msg['code'] = self::YES;
            $msg['msg'] = '刷单成功';
            return $msg;

        } catch (\Exception $e) {
            DB::rollBack();
            
            $msg['msg'] = $e->getMessage();
            return $msg;
        }

    }

    /**
     * @description: 分佣
     * @param {*} $user_id 用户ID
     * @param {*} $amount   分佣金额
     * @param {*} $percentage 比例
     * @return {*}
     */    
    public static function inviterCommission($userId, $amount, $percentage, $orderNo)
    {
        $userInfo = UserService::findOne(['id' => $userId]);
        if($userInfo){
            $balance = $userInfo->balance;
            
            // 使用高精度乘法，设置合适的精度（比如4位小数）
            $changeAmount = bcmul($amount, $percentage, 8); // 中间计算使用较高精度
            
            // 如果需要最终结果保留4位小数
            $changeAmount = bcadd($changeAmount, '0', 4);
            
            // 支付
            UserBalanceLogService::addLog(
                $userId,
                '分佣',
                $balance,
                $changeAmount,
                '订单：'.$orderNo
            );
        }
    }

    /**
     * @description: 
     * @param {*} $user_id 用户ID
     * @param {*} $profit   奖金
     * @param {*} $orderNo 订单
     * @return {*}
     */    
    public static function inviterBonus($userId, $profit, $orderNo)
    {
        $userInfo = UserService::findOne(['id' => $userId]);
        if($userInfo){
            $balance = $userInfo->balance;
            
            $changeAmount = $profit;
            
            // 支付
            UserBalanceLogService::addLog(
                $userId,
                '代理奖金',
                $balance,
                $changeAmount,
                '订单：'.$orderNo
            );
          	$userInfo->balance = bcadd($balance,$profit,2);
            $userInfo->save();
        }
    }

    /**
     * @description: 统计订单数据
     * @param {*} $user_id
     * @return {*}
     */    
    public static function statOrder($userId)
    {
        $result = [];
        $userInfo = UserService::findOne(['id' => $userId]);
        $result['balance'] = $userInfo->balance??0;
        $result['membership_name'] = $userInfo->membership_name??'';
        $result['membership_level_code'] = $userInfo->membership_level_code??'';
        // $result['userInfo'] = $userInfo;

        $today = date('Y-m-d');
        $yesterday = date('Y-m-d',(time() - 86400));

        // 总收益
        $result['total_profit'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES]))->sum('commission');

        // 今日收益
        $result['today_profit'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES ,'order_date' => $today]))->sum('commission');

        // 昨日收益
        $result['yesterday_profit'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES ,'order_date' => $yesterday]))->sum('commission');

        // 总单数
        $result['total_count'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES]))->count();

        // 未完成
        $result['total_pending_count'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_NOT]))->count();

        // 今日单数
        $result['today_count'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES ,'order_date' => $today]))->count();

        // 昨日单数
        $result['yesterday_count'] = static::model()::where(self::getWhere(['user_id' => $userId ,'status' => self::STATUS_YES ,'order_date' => $yesterday]))->count();


        return $result;

    }

}