131 lines
4.7 KiB
PHP
131 lines
4.7 KiB
PHP
<?php
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namespace App\Http\Controllers;
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use App\Models\LevelCache;
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use App\Models\User;
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use Illuminate\Http\JsonResponse;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Auth;
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use Illuminate\Support\Facades\Redis;
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/**
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* 文件功能：用户赚取金币与经验（观看视频广告等任务）控制器
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*
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* @author ChatRoom Laravel
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*
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* @version 1.0.0
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*/
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class EarnController extends Controller
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{
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public function __construct(
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private readonly \App\Services\ChatStateService $chatState
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) {}
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/**
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* @var int 每日观看最大次数限制
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*/
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private int $maxDailyLimit = 3;
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/**
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* @var int 每次领奖后至少需要的冷却时间（秒）
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*/
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private int $cooldownSeconds = 5;
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/**
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* 申领看视频的奖励
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* 成功看完视频后前端发起此请求。
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* 为防止刷包，必须加上每日总次数及短时频率限制。
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*/
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public function claimVideoReward(Request $request): JsonResponse
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{
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/** @var User $user */
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$user = Auth::user();
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$userId = $user->id;
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$dateKey = now()->format('Y-m-d');
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$dailyCountKey = "earn_video:count:{$userId}:{$dateKey}";
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$cooldownKey = "earn_video:cooldown:{$userId}";
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// 1. 检查冷却时间
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if (Redis::exists($cooldownKey)) {
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return response()->json([
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'success' => false,
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'message' => '操作过快，请稍后再试。',
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]);
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}
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// 2. 检查每日最大次数
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$todayCount = (int) Redis::get($dailyCountKey);
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if ($todayCount >= $this->maxDailyLimit) {
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return response()->json([
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'success' => false,
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'message' => "今日视频收益次数已达上限（每天最多{$this->maxDailyLimit}次），请明天再来。",
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]);
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}
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// 3. 开始发放奖励并增加次数
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// 增量前可能需要锁机制，但简单的 incr 在并发也不容易超量很多，且有限流
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$newCount = Redis::incr($dailyCountKey);
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// 设置每日次数键在同一天结束时过期，留一点余量
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if ($newCount === 1) {
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Redis::expire($dailyCountKey, 86400 * 2);
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}
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// 配置：单次 5000 金币，500 经验
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$rewardCoins = 5000;
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$rewardExp = 500;
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$user->increment('jjb', $rewardCoins);
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$user->increment('exp_num', $rewardExp);
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$user->refresh(); // 刷新模型以获取 increment 后的最新字段值
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// 设置冷却时间
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Redis::setex($cooldownKey, $this->cooldownSeconds, 1);
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// 4. 检查是否升级
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$levelUp = false;
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$newLevelName = '';
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// 我们利用现有的 levelCache 或者根据 exp_num 和当前 user_level 判断
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// 因为这是一个常见的游戏房逻辑，通常判断用户当前经验是否大于下一级的经验要求
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// 简化起见，如果需要严格触发升级系统，可参考已有的升华逻辑。
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// （在此处简化为：只要给了经验，前端自然显示就好。部分框架逻辑可能不需要在此检查升降，而是下一次进入发言时自动算）
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$roomId = (int) $request->input('room_id', 0);
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if ($roomId > 0) {
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$promoTag = ' <span onclick="window.dispatchEvent(new CustomEvent(\'open-earn-panel\'))" '
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.'style="display:inline-block;margin-left:6px;padding:1px 7px;background:#e9e4f5;'
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.'color:#6d4fa8;border-radius:10px;font-size:10px;cursor:pointer;font-weight:bold;vertical-align:middle;'
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.'border:1px solid #d0c4ec;" title="点击赚金币">💰 看视频赚金币</span>';
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$sysMsg = [
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'id' => $this->chatState->nextMessageId($roomId),
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'room_id' => $roomId,
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'from_user' => '系统播报',
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'to_user' => '大家',
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'content' => "👍 【{$user->username}】刚刚看视频赚取了 {$rewardCoins} 金币 + {$rewardExp} 经验！{$promoTag}",
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'is_secret' => false,
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'font_color' => '#16a34a',
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'action' => '',
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'sent_at' => now()->toDateTimeString(),
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];
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$this->chatState->pushMessage($roomId, $sysMsg);
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broadcast(new \App\Events\MessageSent($roomId, $sysMsg));
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}
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$remainingToday = $this->maxDailyLimit - $newCount;
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return response()->json([
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'success' => true,
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'message' => "观看完毕！获得 {$rewardCoins} 金币 + {$rewardExp} 经验。今日还可观看 {$remainingToday} 次。",
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'new_jjb' => $user->jjb, // refresh 后的真实值
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'level_up' => false,
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'new_level_name' => '',
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]);
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}
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}
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