82 lines
2.4 KiB
PHP
82 lines
2.4 KiB
PHP
<?php
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namespace App\Endpoint\Api\Http\Controllers;
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use App\Endpoint\Api\Http\Resources\DrawActivityResource;
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use App\Endpoint\Api\Http\Resources\DrawLogResource;
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use App\Enums\DrawPrizeType;
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use App\Exceptions\BizException;
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use App\Models\DrawActivity;
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use App\Models\DrawLog;
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use App\Models\DrawTicket;
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use App\Services\DrawActivityService;
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use Illuminate\Contracts\Cache\LockTimeoutException;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Facades\DB;
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use Throwable;
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class DrawActivityController extends Controller
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{
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public function show($id, Request $request)
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{
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$drawActivity = DrawActivity::with(['prizes' => function ($builder) {
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$builder->latest('sort');
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}])->onlyPublished()->findOrFail($id);
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$drawTicket = null;
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$drawLog = null;
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if ($user = $request->user()) {
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// 当前用户的抽奖机会
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$drawTicket = DrawTicket::where('draw_activity_id', $drawActivity->id)
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->where('user_id', $user->id)
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->first();
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// 当前用户未填写收货地址的实物奖品
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$drawLog = DrawLog::whereRelation('prize', 'type', DrawPrizeType::Goods->value)
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->where('draw_activity_id', $drawActivity->id)
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->where('user_id', $user->id)
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->whereNull('consignee_name')
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->first();
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}
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return response()->json([
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'draw_activity' => DrawActivityResource::make($drawActivity),
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'draw_log_id' => $drawLog?->id,
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'draw_tickets_number' => (int) $drawTicket?->number,
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]);
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}
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public function draw($id, Request $request, DrawActivityService $drawActivityService)
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{
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$drawActivity = DrawActivity::onlyPublished()->findOrFail($id);
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$lock = Cache::lock("draw_activity_{$drawActivity->id}", 5);
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$user = $request->user();
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try {
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$lock->block(3);
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DB::beginTransaction();
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$drawLog = $drawActivityService->draw($drawActivity, $user);
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DB::commit();
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} catch (Throwable $e) {
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DB::rollBack();
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if ($e instanceof LockTimeoutException) {
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$e = new BizException('抽奖人数较多，请稍后');
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}
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throw $e;
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} finally {
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$lock?->release();
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}
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return DrawLogResource::make($drawLog);
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}
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}
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