74 lines
1.9 KiB
PHP
74 lines
1.9 KiB
PHP
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<?php
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namespace App\Http\Controllers\Api;
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use App\Http\Controllers\Controller;
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use App\Models\Chat;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Str;
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class ChatHistoryController extends Controller
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{
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/**
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* Display a listing of the resource.
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*/
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public function index(Chat $chat)
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{
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return $this->success(
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$chat->histories()->get()
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);
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}
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/**
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* Store a newly created resource in storage.
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*/
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public function store(Request $request, Chat $chat)
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{
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// 获取上一条记录
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$last_history = $chat->histories()->orderBy('id', 'desc')->first();
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// 如果存在
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if ($last_history) {
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// 如果上一条是 user
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if ($last_history->role == 'user') {
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// 不允许发送消息
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return $this->badRequest('你已经回复过了，请等待 AI 响应。');
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}
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// 检查缓存是否存在
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$last_stream_key = 'chat_history_id:'.$last_history->id;
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// 如果存在
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if (Cache::has($last_stream_key)) {
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return $this->conflict('上一个流信息还没有获取，请等待一分钟后重试。');
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}
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}
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$request->validate([
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'message' => 'required',
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]);
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$chat->histories()->create([
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'content' => $request->input('message'),
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'role' => 'user',
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]);
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$random_id = Str::random(20);
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$last_stream_key = 'chat_history_id:'.$last_history->id;
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// 设置缓存
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Cache::put($last_stream_key, $random_id, 60);
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Cache::put("chat_history_stream_id:$random_id", $last_history->id, 60);
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return $this->success([
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'stream_url' => route('chat-stream', $random_id),
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]);
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}
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public function stream(string $stream_id)
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{
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return $stream_id;
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}
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}
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