feat(百家乐): AI小班长改用AI接口预测路单走势下注
- 新增 BaccaratPredictionService,调用 AI 厂商(OpenAI 兼容协议) 根据近期 20 局路单给出预测(大/小/豹子) - AiBaccaratBetJob 优先使用 AI 预测结果; AI 不可用(超时/无配置)时自动回退本地路单统计决策 - 复用 AiProviderConfig 多厂商配置与故障转移逻辑 - AI 调用结果写入 ai_usage_logs(action=baccarat_predict)
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@@ -6,7 +6,7 @@
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* 在每局百家乐开启时延迟调度执行:
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* 1. 检查是否存在连输休息惩罚(1小时)
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* 2. 检查可用金币,确保留存底金
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* 3. 获取近期路单进行简单决策
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* 3. 调用 AI 接口预测路单走势决定下注方向(AI 不可用时回退本地决策)
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* 4. 提交下注
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*
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* @author ChatRoom Laravel
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@@ -22,6 +22,7 @@ use App\Models\BaccaratRound;
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use App\Models\GameConfig;
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use App\Models\Sysparam;
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use App\Models\User;
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use App\Services\BaccaratPredictionService;
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use App\Services\UserCurrencyService;
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use Illuminate\Bus\Queueable;
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use Illuminate\Contracts\Queue\ShouldQueue;
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@@ -82,30 +83,34 @@ class AiBaccaratBetJob implements ShouldQueue
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return;
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}
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// 4. 决策逻辑:简单分析近期路单
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// 取最近 10 局
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// 4. 获取近期路单(最多取 20 局)
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$recentResults = BaccaratRound::query()
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->where('status', 'settled')
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->orderByDesc('id')
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->limit(10)
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->limit(20)
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->pluck('result')
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->toArray();
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$bigCount = count(array_filter($recentResults, fn ($r) => $r === 'big'));
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$smallCount = count(array_filter($recentResults, fn ($r) => $r === 'small'));
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// 5. 优先调用 AI 接口预测下注方向
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$predictionService = app(BaccaratPredictionService::class);
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$betType = $predictionService->predict($recentResults);
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// 基础策略:追逐热点 (跟大部队) 或 均值回归 (逆势)
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// 这里做一个简单的随机倾向:
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$strategy = rand(1, 100);
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if ($strategy <= 10) {
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$betType = 'triple'; // 10% 概率博豹子
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} elseif ($bigCount > $smallCount) {
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// 大偏热,70%概率顺势买大,30%逆势买小
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$betType = rand(1, 100) <= 70 ? 'big' : 'small';
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} elseif ($smallCount > $bigCount) {
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$betType = rand(1, 100) <= 70 ? 'small' : 'big';
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} else {
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$betType = rand(0, 1) ? 'big' : 'small';
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// AI 不可用时回退本地路单决策(保底逻辑)
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if ($betType === null) {
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$bigCount = count(array_filter($recentResults, fn (string $r) => $r === 'big'));
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$smallCount = count(array_filter($recentResults, fn (string $r) => $r === 'small'));
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$strategy = rand(1, 100);
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if ($strategy <= 10) {
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$betType = 'triple'; // 10% 概率博豹子
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} elseif ($bigCount > $smallCount) {
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// 大偏热:70% 概率顺势买大,30% 逆势买小
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$betType = rand(1, 100) <= 70 ? 'big' : 'small';
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} elseif ($smallCount > $bigCount) {
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$betType = rand(1, 100) <= 70 ? 'small' : 'big';
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} else {
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$betType = rand(0, 1) ? 'big' : 'small';
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}
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}
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// 5. 执行下注 (同 BaccaratController::bet 逻辑)
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222
app/Services/BaccaratPredictionService.php
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222
app/Services/BaccaratPredictionService.php
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@@ -0,0 +1,222 @@
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<?php
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/**
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* 文件功能:百家乐 AI 预测服务
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*
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* 通过调用已配置的 AI 厂商接口(OpenAI 兼容协议),
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* 根据近期路单数据分析走势,预测下一局应押注"大"、"小"还是"豹子"。
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*
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* 复用 AiChatService 中相同的厂商配置与 HTTP 调用模式。
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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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namespace App\Services;
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use App\Models\AiProviderConfig;
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use App\Models\AiUsageLog;
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use Illuminate\Support\Facades\Http;
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use Illuminate\Support\Facades\Log;
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class BaccaratPredictionService
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{
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/**
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* AI 请求超时时间(秒)
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*
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* 百家乐预测对延迟敏感,超时则回退本地决策。
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*/
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private const REQUEST_TIMEOUT = 30;
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/**
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* 调用 AI 接口预测百家乐下注方向
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*
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* 将近期路单格式化后发给 AI,解析其返回的预测结果。
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* 若 AI 不可用或解析失败,返回 null 以便调用方回退本地逻辑。
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*
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* @param array<int, string> $recentResults 近期已结算路单('big'|'small'|'triple',从最新到最旧)
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* @return string|null 预测结果:'big'|'small'|'triple',或 null(AI 不可用)
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*/
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public function predict(array $recentResults): ?string
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{
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$provider = AiProviderConfig::getDefault();
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if (! $provider) {
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Log::warning('百家乐 AI 预测:无可用 AI 厂商配置,跳过 AI 预测');
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return null;
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}
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$prompt = $this->buildPredictionPrompt($recentResults);
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try {
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return $this->callProvider($provider, $prompt);
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} catch (\Exception $e) {
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Log::warning('百家乐 AI 预测调用失败,将使用本地决策兜底', [
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'provider' => $provider->name,
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'error' => $e->getMessage(),
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]);
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return null;
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}
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}
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/**
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* 构建发送给 AI 的预测提示词
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*
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* 将路单数据转为人类可读格式,要求 AI 仅回复三种固定关键词之一。
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*
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* @param array<int, string> $recentResults 路单数组
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*/
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private function buildPredictionPrompt(array $recentResults): string
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{
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// 将英文 key 转为中文展示,方便 AI 理解
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$labelMap = ['big' => '大', 'small' => '小', 'triple' => '豹子'];
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$roadmap = array_map(
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fn (string $result) => $labelMap[$result] ?? $result,
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$recentResults
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);
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// 路单从旧到新排列(最后一条是最近一局)
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$roadmapText = implode(' → ', array_reverse($roadmap));
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$total = count($recentResults);
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return <<<PROMPT
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你是一位百家乐路单分析专家。请根据以下最近 {$total} 局的开奖路单,预测下一局最可能的结果。
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路单(从最早到最新):{$roadmapText}
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注意:
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- "大" 表示骰子总点数为 11~17
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- "小" 表示骰子总点数为 4~10
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- "豹子" 表示三颗骰子点数相同(极小概率)
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请综合分析路单走势(如连庄、跳变、交替等特征),仅输出以下三个词之一:
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大 / 小 / 豹子
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【重要】只输出单个词,不要包含任何其他文字、标点、换行或解释。
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PROMPT;
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}
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/**
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* 调用 AI 厂商接口并解析预测结果
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*
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* @param AiProviderConfig $config AI 厂商配置
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* @param string $prompt 预测提示词
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* @return string 预测结果:'big'|'small'|'triple'
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*
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* @throws \Exception 调用失败或无法解析结果时抛出
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*/
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private function callProvider(AiProviderConfig $config, string $prompt): string
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{
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$startTime = microtime(true);
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$apiKey = $config->getDecryptedApiKey();
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// 智能拼接端点 URL(与 AiChatService 保持一致)
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$base = rtrim($config->api_endpoint, '/');
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$endpoint = str_ends_with($base, '/v1')
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? $base.'/chat/completions'
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: $base.'/v1/chat/completions';
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try {
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$response = Http::withToken($apiKey)
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->timeout(self::REQUEST_TIMEOUT)
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->post($endpoint, [
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'model' => $config->model,
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'temperature' => 0.3, // 预测任务偏确定性,使用较低温度
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'max_tokens' => 10, // 只需要输出单个词
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'messages' => [
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[
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'role' => 'system',
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'content' => '你是百家乐路单分析专家,只输出"大"、"小"或"豹子"三个词之一,不输出任何其他内容。',
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],
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[
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'role' => 'user',
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'content' => $prompt,
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],
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],
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]);
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$responseTimeMs = (int) ((microtime(true) - $startTime) * 1000);
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if (! $response->successful()) {
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$this->logUsage($config, $responseTimeMs, false, $response->body());
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throw new \Exception("HTTP {$response->status()}: {$response->body()}");
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}
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$data = $response->json();
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$reply = trim($data['choices'][0]['message']['content'] ?? '');
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$promptTokens = $data['usage']['prompt_tokens'] ?? 0;
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$completionTokens = $data['usage']['completion_tokens'] ?? 0;
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$this->logUsage($config, $responseTimeMs, true, null, $promptTokens, $completionTokens);
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// 将 AI 回复的中文词解析为系统内部 key
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return $this->parseReply($reply);
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} catch (\Illuminate\Http\Client\ConnectionException $e) {
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$responseTimeMs = (int) ((microtime(true) - $startTime) * 1000);
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$this->logUsage($config, $responseTimeMs, false, $e->getMessage());
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throw new \Exception("连接超时: {$e->getMessage()}");
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}
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}
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/**
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* 将 AI 回复的中文词解析为系统内部下注键
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*
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* @param string $reply AI 返回的原始文本
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* @return string 'big'|'small'|'triple'
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*
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* @throws \Exception 无法识别时抛出
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*/
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private function parseReply(string $reply): string
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{
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// 从回复中提取核心词(容忍多余空白/标点)
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$cleaned = trim(preg_replace('/\s+/', '', $reply));
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return match ($cleaned) {
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'大' => 'big',
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'小' => 'small',
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'豹子' => 'triple',
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default => throw new \Exception("AI 返回无法识别的预测结果:{$reply}"),
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};
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}
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/**
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* 记录 AI 调用日志到 ai_usage_logs 表
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*
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* @param AiProviderConfig $config AI 厂商配置
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* @param int $responseTimeMs 响应时间(毫秒)
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* @param bool $success 是否成功
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* @param string|null $errorMessage 错误信息
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* @param int $promptTokens 输入 token 数
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* @param int $completionTokens 输出 token 数
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*/
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private function logUsage(
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AiProviderConfig $config,
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int $responseTimeMs,
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bool $success,
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?string $errorMessage = null,
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int $promptTokens = 0,
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int $completionTokens = 0,
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): void {
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try {
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AiUsageLog::create([
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'user_id' => 0, // AI 系统行为,无对应用户
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'provider' => $config->provider,
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'model' => $config->model,
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'action' => 'baccarat_predict',
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'prompt_tokens' => $promptTokens,
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'completion_tokens' => $completionTokens,
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'total_tokens' => $promptTokens + $completionTokens,
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'response_time_ms' => $responseTimeMs,
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'success' => $success,
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'error_message' => $errorMessage ? mb_substr($errorMessage, 0, 500) : null,
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]);
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} catch (\Exception $e) {
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Log::error('百家乐 AI 预测日志记录失败', ['error' => $e->getMessage()]);
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}
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}
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}
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