<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Services\GoogleDrive\GoogleDriveService;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Log;

class GoogleDriveController extends Controller
{
    public function __construct(
        protected GoogleDriveService $googleDrive
    ) {}

    public function authUrl(): JsonResponse
    {
        $url = $this->googleDrive->getAuthUrl();

        return response()->json(['url' => $url]);
    }

    public function callback(Request $request): RedirectResponse
    {
        $frontendUrl = config('app.frontend_admin_url', 'http://localhost:5173');

        $code = $request->query('code');
        if (! $code) {
            return redirect($frontendUrl.'?google_drive_error=missing_code');
        }

        $user = Auth::user();
        if (! $user) {
            return redirect($frontendUrl.'?google_drive_error=not_authenticated');
        }

        try {
            $this->googleDrive->handleCallback($code, $user);
        } catch (\Throwable $e) {
            Log::error('Google Drive connection failed', [
                'error' => $e->getMessage(),
                'user_id' => $user->id,
            ]);

            return redirect($frontendUrl.'?google_drive_error=connection_failed');
        }

        return redirect($frontendUrl.'?google_drive_connected=1');
    }

    public function status(): JsonResponse
    {
        $connection = Auth::user()?->googleDriveConnections()->first();

        return response()->json([
            'connected' => (bool) $connection,
            'account_email' => $connection?->account_email,
        ]);
    }

    public function disconnect(): JsonResponse
    {
        Auth::user()?->googleDriveConnections()->delete();

        return response()->json(['message' => 'Disconnected']);
    }

    public function sharedDrives(): JsonResponse
    {
        $drives = $this->googleDrive->listSharedDrives(Auth::user());

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

    public function folders(Request $request): JsonResponse
    {
        $parentId = $request->query('parent_id');
        $driveId = $request->query('drive_id');
        $folders = $this->googleDrive->listFolders(Auth::user(), $parentId, $driveId);

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

    public function createFolder(Request $request): JsonResponse
    {
        $request->validate([
            'name' => ['required', 'string', 'max:255'],
            'parent_id' => ['nullable', 'string'],
            'drive_id' => ['nullable', 'string'],
        ]);
        $folder = $this->googleDrive->createFolder(
            Auth::user(),
            $request->input('name'),
            $request->input('parent_id'),
            $request->input('drive_id')
        );

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