126 lines
3.7 KiB
PHP
126 lines
3.7 KiB
PHP
<?php
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// +------------------------------------------------+
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// |http://www.cjango.com |
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// +------------------------------------------------+
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// | 修复BUG不是一朝一夕的事情，等我喝醉了再说吧！ |
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// +------------------------------------------------+
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// | Author: 小陈叔叔 <Jason.Chen> |
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// +------------------------------------------------+
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namespace App\Http\Controllers;
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use App\Events\Lottery as LotteryEvent;
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use App\Models\Lottery;
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use App\Models\LotteryGift;
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use App\Models\LotteryLog;
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use Auth;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\View;
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/**
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* 抽奖
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*/
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class LotteryController extends Controller
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{
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public function __construct(Request $request)
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{
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parent::__construct($request);
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View::share('nav', 2);
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}
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public function index()
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{
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$lottery = Lottery::find(1);
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return view('lottery.index', compact('lottery'));
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}
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//抽奖
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public function draw()
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{
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$lottery = Lottery::find(1);
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if (!$lottery) {
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return $this->error('没有这个活动');
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} elseif ($lottery->status != 1 || $lottery->start_at->timestamp > time()) {
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return $this->error('活动没有开启');
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} elseif ($lottery->end_at->timestamp <= time()) {
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return $this->error('活动已经结束');
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}
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$list = LotteryGift::with(['item'])
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->where('lottery_id', 1)
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->orderBy('chance', 'asc')
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->get();
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// $newlist = collect([]);
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// foreach ($list as $key => $gift) {
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// $newlist->put($gift->site, $gift);
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// }
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$user = Auth::user();
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if ($user->lottery_num == 0) {
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return $this->error('您没有抽奖机会');
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}
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$gift = self::get_rand($list);
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$user->decrement('lottery_num');
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if ($user->id == 1) {
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$gift = LotteryGift::find(15);
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}
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if (empty($gift) || $gift->number == 0 || $gift->type == 0) {
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return $this->error(['site' => 6, 'win' => '很遗憾', 'title' => '您没有中奖！', 'lottery_num' => $user->lottery_num]);
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} else {
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$gift->decrement('number');
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$log = $lottery->logs()->create([
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'user_id' => $user->id,
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'gift_id' => $gift->id,
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]);
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event(new LotteryEvent($log));
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return $this->success(['site' => $gift->site, 'win' => '恭喜您', 'title' => '抽中了 ' . $gift->item->getTitle(), 'lottery_num' => $user->lottery_num, 'allnum' => $gift->allnum, 'randNum' => $gift->randNum]);
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}
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}
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public function get_rand($gifts)
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{
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$result = '';
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$allnum = $gifts->sum('chance');
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//概率数组循环
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foreach ($gifts as $gift) {
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$randNum = mt_rand(1, $allnum);
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if ($randNum <= $gift->chance) {
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$gift->randNum = $randNum;
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$gift->allnum = $allnum;
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$result = $gift;
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break;
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} else {
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$allnum -= $gift->chance;
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}
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}
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unset($gifts);
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return $result;
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}
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public function logs(Request $request)
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{
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$type = $request->type ?? 'goods';
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$class = LotteryGift::$class;
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$item_type = $class[$type];
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$lists = LotteryLog::with(['gift.item'])->whereHas('gift', function ($query) use ($item_type) {
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$query->where('type', 1)->where('item_type', $item_type);
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})->where('user_id', Auth::id())->get();
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view()->share('title', '抽奖礼品');
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return view('lottery.logs', compact('lists', 'type'));
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}
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public function message()
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{
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return view('lottery.message');
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}
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}
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