<?php

declare(strict_types=1);

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Jobs\GenerateAiBiographyJob;
use App\Models\User;
use App\Services\AiBiography\AiBiographyService;
use App\Support\UsernamePolicy;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

/**
 * Creator-facing AI biography endpoints.
 *
 * All write routes require the authenticated user to be the profile owner.
 * Reads are restricted to the authenticated owner (public rendering is handled
 * via ProfileJourneyController / ProfileApiController payloads).
 */
final class AiBiographyController extends Controller
{
    public function __construct(private readonly AiBiographyService $biographies)
    {
    }

    /**
     * POST /api/creator/profile/ai-biography/generate
     * Dispatch an async generation job for the authenticated user.
     */
    public function generate(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = Auth::user();

        GenerateAiBiographyJob::dispatch((int) $user->id, false)
            ->onQueue((string) config('ai_biography.queue', 'default'));

        return response()->json([
            'message' => 'Biography generation queued.',
        ], 202);
    }

    /**
     * POST /api/creator/profile/ai-biography/regenerate
     * Force-regenerate (replaces existing non-user-edited biography).
     */
    public function regenerate(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = Auth::user();

        GenerateAiBiographyJob::dispatch((int) $user->id, true)
            ->onQueue((string) config('ai_biography.queue', 'default'));

        return response()->json([
            'message' => 'Biography regeneration queued.',
        ], 202);
    }

    /**
     * PATCH /api/creator/profile/ai-biography
     * Creator edits their biography text.
     */
    public function update(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'text' => ['required', 'string', 'min:30', 'max:1200'],
        ]);

        /** @var User $user */
        $user = Auth::user();

        $this->biographies->updateText($user, $validated['text']);

        return response()->json(['message' => 'Biography updated.']);
    }

    /**
     * POST /api/creator/profile/ai-biography/hide
     */
    public function hide(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = Auth::user();

        $this->biographies->hide($user);

        return response()->json(['message' => 'Biography hidden.']);
    }

    /**
     * POST /api/creator/profile/ai-biography/show
     */
    public function show(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = Auth::user();

        $this->biographies->show($user);

        return response()->json(['message' => 'Biography made visible.']);
    }

    /**
     * GET /api/creator/profile/ai-biography
     * Return the authenticated creator's current biography status and metadata.
     */
    public function status(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = Auth::user();

        $payload = $this->biographies->creatorStatusPayload($user);

        return response()->json([
            'data' => $payload,
        ]);
    }
}