<?php

namespace App\Jobs;

use App\Enums\Status;
use App\Events\Streaming;
use App\Events\Wisper;
use App\Helpers\ChunkParser;
use App\Models\Message;
use GuzzleHttp\Psr7\Utils;
use Illuminate\Bus\Batchable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Queue\Queueable;
use Illuminate\Support\Facades\Http;

class AskQuestionJob implements ShouldQueue
{
    use Batchable;
    use Queueable;

    public int $tries = 5;

    private readonly Message $message;
    private readonly string $question;

    /**
     * Create a new job instance.
     */
    public function __construct(Message $message, string $question)
    {
        $this->onQueue('primary');
        $this->afterCommit();

        $this->message = $message;
        $this->question = $question;
    }

    /**
     * Execute the job.
     */
    public function handle(ChunkParser $response): void
    {
        //TODO: ; For Status
        if ($this->batch()->cancelled()) {
            $this->status(Status::Canceled);
            return;
        }

        $this->status(Status::Sending);

        /** @var \Illuminate\Http\Client\Response $stream */
        $stream = Http::inference()
            ->withOptions(['stream' => true])
            ->post('/answer', ['message' => $this->question, 'history' => []]);

        $body = $stream->toPsrResponse()->getBody();
        for ($i = 0; !$body->eof(); $i++) {
            $response->append(Utils::readLine($body))
                ->parse();

            if ($status = $response->status) {
                $this->status($status);
            }

            $this->chunk($i, $response);
        }

        $this->status(Status::Completed);
        $this->message->update(['content' => $response->content, 'thinking' => $response->think, 'fields' => $response->fields]);
    }

    private function status(Status $status): void
    {
        $this->message->update(['status' => $status]);
        event(new Wisper($this->message, $status));
    }

    private function chunk(int $index, ChunkParser $response): void
    {
        try {
            event(new Streaming($this->message, $response->chunk, $index));
//            Model::withoutBroadcasting(fn() => $this->message->update(['content' => $response->content, 'thinking' => $response->think, 'fields' => $response->fields]));
        } catch (\Exception $e) {
            report($e);
        }
    }

    public function failed(\Throwable $exception): void
    {
        $this->status(Status::Failed);
    }
}