#!/usr/bin/env php
<?php

declare(strict_types=1);

require __DIR__ . '/../vendor/autoload.php';

use ProPresenter\Parser\ProFileReader;

// Check for required argument
if ($argc < 2) {
    echo "Usage: parse-song.php <file.pro>\n";
    exit(1);
}

$filePath = $argv[1];

// Try to read the song file
try {
    $song = ProFileReader::read($filePath);
} catch (Exception $e) {
    echo "Error: " . $e->getMessage() . "\n";
    exit(1);
}

// Display song header
echo "Song: " . $song->getName() . "\n";
echo "UUID: " . $song->getUuid() . "\n";
echo "\n";

// Display groups
$groups = $song->getGroups();
echo "Groups (" . count($groups) . "):\n";

foreach ($groups as $index => $group) {
    $groupNumber = $index + 1;
    $slides = $song->getSlidesForGroup($group);
    $slideCount = count($slides);

    echo "  [" . $groupNumber . "] " . $group->getName() . " (" . $slideCount . " slide" . ($slideCount !== 1 ? "s" : "") . ")\n";

    foreach ($slides as $slideIndex => $slide) {
        $slideNumber = $slideIndex + 1;
        $plainText = $slide->getPlainText();

        if ($plainText === '') {
            echo "      Slide " . $slideNumber . ": (no text)\n";
        } else {
            // Replace newlines with " / " for single-line display
            $displayText = str_replace("\n", " / ", $plainText);
            echo "      Slide " . $slideNumber . ": " . $displayText . "\n";
        }

        // Display translation if it exists
        if ($slide->hasTranslation()) {
            $translation = $slide->getTranslation();
            if ($translation !== null) {
                $translationText = $translation->getPlainText();
                if ($translationText !== '') {
                    $displayTranslation = str_replace("\n", " / ", $translationText);
                    echo "        Translation: " . $displayTranslation . "\n";
                }
            }
        }
    }
}

echo "\n";

// Display arrangements
$arrangements = $song->getArrangements();

if (empty($arrangements)) {
    echo "Arrangements: (none)\n";
} else {
    echo "Arrangements (" . count($arrangements) . "):\n";

    foreach ($arrangements as $index => $arrangement) {
        $arrangementNumber = $index + 1;
        $groupsInArrangement = $song->getGroupsForArrangement($arrangement);
        $groupNames = array_map(fn ($g) => $g->getName(), $groupsInArrangement);
        $arrangementSequence = implode(" -> ", $groupNames);

        echo "  [" . $arrangementNumber . "] " . $arrangement->getName() . ": " . $arrangementSequence . "\n";
    }
}