<?php

namespace App\Services;
use App\Services\BaseService;
use App\Models\User;
use Illuminate\Support\Facades\DB;

use App\Services\OrderService;

class UserService extends BaseService
{
    const STATUS_YES = 1;   // 状态正常
    const STATUS_NOT = 0;   // 状态禁用

    const LOGIN_IP_LIMIT = 2; // 同一IP允许登录用户数量

    public static $MODEL= User::class;


    /**
     * @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['username']) && $search['username'] !== '') {
        //     $where[] = ['username', '=',  $search['username']];
        // }
        if (isset($search['username']) && $search['username'] !== '') {
            $where[] = ['username', 'like', '%' . $search['username'] . '%'];
        }
        if (isset($search['nickname']) && $search['nickname'] !== '') {
            $where[] = ['nickname', 'like', '%' . $search['nickname'] . '%'];
        }
        if (isset($search['status']) && $search['status'] !== '') {
            $where[] = ['status', '=', intval($search['status'])];
        }
        if (isset($search['flag']) && $search['flag'] !== '') {
            $where[] = ['flag', '=', intval($search['flag'])];
        }
        if (isset($search['mobile']) && $search['mobile'] !== '') {
            $where[] = ['mobile', '=', $search['mobile']];
        }
        if (isset($search['membership_level_code']) && $search['membership_level_code'] !== '') {
            $where[] = ['membership_level_code', '=', $search['membership_level_code']];
        }
        if (isset($search['last_login_ip']) && $search['last_login_ip'] !== '') {
            $where[] = ['last_login_ip', '=', $search['last_login_ip']];
        }
        if (isset($search['invite_code']) && $search['invite_code'] !== '') {
            $where[] = ['invite_code', '=', $search['invite_code']];
        }
        if (isset($search['inviter_id_1']) && $search['inviter_id_1'] !== '') {
            $where[] = ['inviter_id_1', '=', $search['inviter_id_1']];
        }
        if (isset($search['inviter_id_2']) && $search['inviter_id_2'] !== '') {
            $where[] = ['inviter_id_2', '=', $search['inviter_id_2']];
        }
        if (isset($search['inviter_id_3']) && $search['inviter_id_3'] !== '') {
            $where[] = ['inviter_id_3', '=', $search['inviter_id_3']];
        }
        return $where;
    }

    /**
     * @description: 查询单条数据
     * @param array $search
     * @return 
     */
    public static function findOne(array $search)
    {
        return static::model()::with(
            [
                'inviterLevel1' => fn($query) => $query->select('id', 'username', 'nickname'),
                'inviterLevel2' => fn($query) => $query->select('id', 'username', 'nickname'),
                'inviterLevel3' => fn($query) => $query->select('id', 'username', 'nickname'),
            ]
            )->where(static::getWhere($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;
        $paginator = static::model()::with(
            [
                'inviterLevel1' => fn($query) => $query->select('id', 'username', 'nickname'),
                'inviterLevel2' => fn($query) => $query->select('id', 'username', 'nickname'),
                'inviterLevel3' => fn($query) => $query->select('id', 'username', 'nickname'),
            ]
            )->where(static::getWhere($search))
            ->orderBy('id', 'desc')
            ->paginate($limit);
            $data = $paginator->items();
            foreach($data as $k=> $v){
                $data[$k]['total_order_count'] = OrderService::model()::where(OrderService::getWhere(['user_id' => $v->id]))->count();
                $data[$k]['total_order_profit'] = OrderService::model()::where(OrderService::getWhere(['user_id' => $v->id ,'status' => OrderService::STATUS_YES]))->sum('commission');
                $data[$k]['today_order_count'] =  OrderService::model()::where(OrderService::getWhere(['user_id' => $v->id ,'status' => OrderService::STATUS_YES ,'order_date' => date('Y-m-d')]))->count();
                time() - $v['last_active_time'] >180 ? $data[$k]['is_online'] = 0 : $data[$k]['is_online'] = 1;
            }
        return ['total' => $paginator->total(), 'data' => $data];
    }


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

        // 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: 检查IP登录数量
     * @param string $ip
     * @return int
     */
    public static function checkIpLimit($ip)
    {
        // $count = static::model()::where(self::getWhere(['last_login_ip' => $ip]))->count();
        // if($count > self::LOGIN_IP_LIMIT){
        //     static::model()::where(self::getWhere(['last_login_ip' => $ip]))->update(['status' => self::STATUS_NOT]);
        //     return false;
        // }
        return true;
    }

    /**
     * @description: 更新登录iP
     * @param {*} $id
     * @param {*} $ip
     * @return {*}
     */    
    public static function updateLoginIp($id,$ip)
    {
        static::model()::where('id',$id)->update(['last_login_ip' => $ip,'last_login_at' => date('Y-m-d H:i:s')]);
    }

    /**
     * @description: 调整用户余额
     * @param int $userId 用户ID
     * @param float $amount 调整金额，正数为增加，负数为减少
     * @param string $changeType 变动类型
     * @param string $remark 备注
     * @return bool
     */
    public static function adjustBalance($userId, $amount, $changeType, $remark = '')
    {
        $result = false;
        $msg['code'] = self::NOT;
        $msg['msg'] = '';
        $user = static::model()::where(self::getWhere(['id' => $userId]))->lockForUpdate()->first();
        if (!$user) {
            $msg['msg'] = '用户不存在';
            return $msg;
        }

        $beforeBalance = $user->balance;
        $afterBalance = $beforeBalance + $amount;
        if($afterBalance < 0){
            $msg['msg'] = '用户余额不足，无法扣款';
            return $msg;

        }
        
        DB::beginTransaction();
        try {
            // 更新用户余额
            $user->balance = $afterBalance;
            $user->save();

            // 记录余额变动日志
            $log = UserBalanceLogService::addLog(
                $userId,
                $changeType,
                $beforeBalance,
                $amount,
                $remark
            );
            if($log['code'] == self::NOT){
                DB::rollBack();
                return $log;
            }
            DB::commit();

            $msg['code'] = self::YES;
            $msg['msg'] = '用户余额调整成功';
            return $msg;

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

    }
}