<?php
namespace App\Controllers;

use App\Models\Article;
use App\Models\Season;
use App\Models\User;

class PublicController extends Controller {
    
    public function index() {
        $config = $this->config;
        
        // Get current season
        $currentSeason = Season::getCurrent();
        
        // Get recent articles (draft status for WIP)
        $draftArticles = Article::all('draft');
        
        // Get published articles for archive preview
        $publishedArticles = Article::all('published');
        
        // Scan for PDF files in multiple directories
        $pdfFiles = [];
        
        // Check storage/latex directory
        $pdfDirs = [
            __DIR__ . '/../../storage/latex/',
            __DIR__ . '/../../../Latex/',
            __DIR__ . '/../../../Build/',
            __DIR__ . '/../../../Proostenkrant.NET/',
        ];
        
        foreach ($pdfDirs as $pdfDir) {
            if (is_dir($pdfDir)) {
                $files = scandir($pdfDir);
                foreach ($files as $file) {
                    if (pathinfo($file, PATHINFO_EXTENSION) === 'pdf') {
                        $filepath = $pdfDir . $file;
                        $pdfFiles[] = [
                            'filename' => $file,
                            'path' => $this->getPdfPath($pdfDir, $file),
                            'date' => date('Y-m-d', filemtime($filepath)),
                            'fullpath' => $filepath
                        ];
                    }
                }
            }
        }
        
        // Sort by date descending
        usort($pdfFiles, function($a, $b) {
            return strtotime($b['date']) - strtotime($a['date']);
        });
        
        $users = User::all();
        $usersById = [];
        foreach ($users as $user) {
            $usersById[$user['id']] = $user['display_name'];
        }
        
        $this->view('public/home', [
            'page_title' => 'Home',
            'show_nav' => true,
            'config' => $config,
            'currentSeason' => $currentSeason,
            'draftArticles' => $draftArticles,
            'publishedArticles' => $publishedArticles,
            'pdfFiles' => $pdfFiles,
            'usersById' => $usersById
        ]);
    }
    
    private function getPdfPath($directory, $filename) {
        // Map directory to public URL
        $baseDir = __DIR__ . '/../../';
        
        if (strpos($directory, '/storage/latex') !== false) {
            return '/storage/latex/' . $filename;
        } elseif (strpos($directory, '/Latex/') !== false) {
            return '/Latex/' . $filename;
        } elseif (strpos($directory, '/Build/') !== false) {
            return '/Build/' . $filename;
        } elseif (strpos($directory, '/Proostenkrant.NET/') !== false) {
            return '/Proostenkrant.NET/' . $filename;
        }
        
        return '/' . basename($directory) . '/' . $filename;
    }
    
    public function archive() {
        $pdfFiles = [];
        
        // Check multiple directories for PDFs
        $pdfDirs = [
            __DIR__ . '/../../storage/latex/',
            __DIR__ . '/../../../Latex/',
            __DIR__ . '/../../../Build/',
            __DIR__ . '/../../../Proostenkrant.NET/',
        ];
        
        foreach ($pdfDirs as $pdfDir) {
            if (is_dir($pdfDir)) {
                $files = scandir($pdfDir);
                foreach ($files as $file) {
                    if (pathinfo($file, PATHINFO_EXTENSION) === 'pdf') {
                        $filepath = $pdfDir . $file;
                        // Try to extract date and edition from filename
                        $basename = pathinfo($file, PATHINFO_FILENAME);
                        $date = date('Y-m-d', filemtime($filepath));
                        
                        // Check if filename has a date pattern
                        if (preg_match('/(\d{4}-\d{2}-\d{2})/', $basename, $matches)) {
                            $date = $matches[1];
                        }
                        
                        $editionName = str_replace(['_', '-'], ' ', $basename);
                        
                        $pdfFiles[] = [
                            'filename' => $file,
                            'path' => $this->getPdfPath($pdfDir, $file),
                            'date' => $date,
                            'edition_name' => $editionName,
                            'fullpath' => $filepath
                        ];
                    }
                }
            }
        }
        
        // Sort by date descending
        usort($pdfFiles, function($a, $b) {
            return strtotime($b['date']) - strtotime($a['date']);
        });
        
        $this->view('public/archive', [
            'page_title' => 'Archief',
            'show_nav' => true,
            'pdfFiles' => $pdfFiles
        ]);
    }
}