<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Artisan;
use Illuminate\Support\Facades\File;

class TweetController extends Controller
{
    // Menampilkan form input
    public function index()
    {
        return view('tweet.scrap_tweets');
    }

    // Memproses scraping
    public function scrape(Request $request)
    {
        $request->validate([
            'keyword' => 'required|string',
            'limit'   => 'nullable|integer',
            'token'   => 'required|string',
        ]);

        // Tambahkan "lang:id" ke keyword
        $keyword = trim($request->keyword) . ' lang:id';

        // Limit default 100 jika tidak diisi
        $limit = $request->limit ?? 100;

        // Nama file output berdasarkan keyword
        $safeKeyword = preg_replace('/[^a-z0-9_]/i', '', str_replace(' ', '_', strtolower($request->keyword)));
        $outputFile = "{$safeKeyword}.csv";

        // Jalankan command
        Artisan::call('scrap:tweets', [
            '--keyword' => $keyword,
            '--limit'   => $limit,
            '--output'  => $outputFile,
            '--token'   => $request->token,
        ]);

        $outputText = Artisan::output();
        $mainPath   = public_path("tweets-data/{$outputFile}");
        $nestedPath = public_path("tweets-data/tweets-data/{$outputFile}");

        // Jika file tidak ditemukan di lokasi utama, coba cek nested folder
        if (!file_exists($mainPath) && file_exists($nestedPath)) {
            try {
                File::ensureDirectoryExists(public_path('tweets-data'));
                File::move($nestedPath, $mainPath);
                @rmdir(public_path('tweets-data/tweets-data'));
            } catch (\Exception $e) {
                $outputText .= "\n\n⚠️ Gagal memindahkan file dari nested folder: " . $e->getMessage();
            }
        }

        // Terakhir, pastikan file sudah ada
        if (!file_exists($mainPath)) {
            $outputText .= "\n\n❌ Gagal menemukan file hasil scraping di lokasi manapun.";
            return back()->with('status', nl2br($outputText));
        }

        return back()
            ->with('status', nl2br($outputText))
            ->with('csv_filename', $outputFile);
    }
}