<?php

namespace App\Http\Controllers\Api;

use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Arr;
use App\Models\Activity;
use App\Models\UserActivity;
use App\Http\Resources\Api\ActivityResource;
use App\Http\Resources\Api\UserActivityResource;

class ActivityController extends ApiController
{
    public function index(Request $request)
    {
        $activities = Activity::show()->sort()
            ->simplePaginate($request->query('per_page', 20));
            
        return $this->success(['activities' => ActivityResource::collection($activities)->resolve()]);
    }

    public function show(Activity $activity, Request $request)
    {
        $resource = ActivityResource::make($activity);

        //判断当前用户是否在该活动有奖品
        $resource->offsetSet('has_gift', UserActivity::where([
            'user_id' => $request->user()->id,
            'activity_id' => $activity->id
        ])->value('has_gift') ?? 0);
        return $resource;
    }

    public function rankList(Request $request)
    {
        $activityId = $request->input('activity_id', 0);

        //获取排行表
        $list = UserActivity::with('user')->where('activity_id', $activityId)->where('mark', '>', 0)->sort()->limit(30)->get();
        
        //获取当前排名；
        $userActivity = UserActivity::where([
            'user_id' => $request->user()->id,
            'activity_id' => $activityId,
        ])->first();

        $rankNumber = null;
        if($userActivity?->mark > 0){ //计算自己的排名

            $markNumber = UserActivity::where('activity_id', $activityId)->where('mark', '>', $userActivity->mark)->sort()->count();
            $rightTimesNumber = UserActivity::where('activity_id', $activityId)->where('mark', '=', $userActivity->mark)->where('right_times', '>', $userActivity->right_times)->count();
            $joinAtNumber = UserActivity::where('activity_id', $activityId)->where([
                'mark' =>$userActivity->mark,
                'right_times' => $userActivity->right_times
            ])->where('last_join_at', '<', $userActivity->last_join_at)->count();

            $rankNumber = $markNumber + $rightTimesNumber + $joinAtNumber + 1;
        }

        return $this->success(['rank_list' => UserActivityResource::collection($list)->resolve(), 'rank_number'=>$rankNumber]);
    }

    public function latestRankList(Request $request)
    {
        $activity = Activity::show()->sort()->first();
        $activityId = $activity?->id ?? 0;
        //获取排行表
        $list = UserActivity::with('user')->where('activity_id', $activityId)->where('mark', '>', 0)->sort()->limit(30)->get();
        
        //获取当前排名；
        $userActivity = UserActivity::where([
            'user_id' => $request->user()->id,
            'activity_id' => $activityId,
        ])->first();

        $rankNumber = null;
        if($userActivity?->mark > 0){ //计算自己的排名
            $markNumber = UserActivity::where('activity_id', $activityId)->where('mark', '>', $userActivity->mark)->sort()->count();
            $rightTimesNumber = UserActivity::where('activity_id', $activityId)->where('mark', '=', $userActivity->mark)->where('right_times', '>', $userActivity->right_times)->count();
            $joinAtNumber = UserActivity::where('activity_id', $activityId)->where([
                'mark' =>$userActivity->mark,
                'right_times' => $userActivity->right_times
            ])->where('last_join_at', '<', $userActivity->last_join_at)->count();
            
            $rankNumber = $markNumber + $rightTimesNumber + $joinAtNumber + 1;
        }

        return $this->success([
            'activity'=> ActivityResource::make($activity)->resolve(),
            'rank_list' => UserActivityResource::collection($list)->resolve(), 
            'rank_number'=>$rankNumber,
        ]);
    }
}