<?php

namespace App\Jobs;

use App\Models\ChatLog;
use App\Models\ChatSession;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;

/**
 * LogChatInteractionJob
 *
 * Log pertanyaan + jawapan chatbot secara asynchronous.
 * Hantar ke queue supaya response chatbot tidak ditangguh oleh operasi DB.
 */
class LogChatInteractionJob implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    public int $tries = 3;
    public int $timeout = 30;

    public function __construct(
        private readonly string $sessionToken,
        private readonly ?int   $userId,
        private readonly ?int   $categoryId,
        private readonly string $question,
        private readonly string $answer,
        private readonly array  $sources,
        private readonly array  $contextChunks,
        private readonly string $modelUsed,
        private readonly ?int   $tokensUsed,
        private readonly float  $responseTime,
        private readonly bool   $hasAnswer,
    ) {
        $this->onQueue(config('knowledgebase.queue.chat_log', 'default'));
    }

    public function handle(): void
    {
        $session = ChatSession::where('session_token', $this->sessionToken)->first();

        if (!$session) {
            return;
        }

        ChatLog::create([
            'chat_session_id' => $session->id,
            'user_id'         => $this->userId,
            'category_id'     => $this->categoryId,
            'question'        => $this->question,
            'answer'          => $this->answer,
            'sources_used'    => $this->sources,
            'context_chunks'  => $this->contextChunks,
            'model_used'      => $this->modelUsed,
            'tokens_used'     => $this->tokensUsed,
            'response_time'   => $this->responseTime,
            'has_answer'      => $this->hasAnswer,
            'is_flagged'      => false,
        ]);

        $session->update(['last_activity_at' => now()]);
    }
}