const fs = require('fs');
const path=  require('path');
const config = require(path.join(process.cwd(), './config.conf'));
const contentDirectory = path.join(process.cwd(), 'default/content');
const contentLogPath = path.join(contentDirectory, 'content.log');
const contentIndexPath = path.join(contentDirectory, 'index.json');

function checkForNewContent() {
    try {
        if (config.skipContentCheck) {
            return;
        }

        const contentLog = getContentLog();
        const contentIndexText = fs.readFileSync(contentIndexPath, 'utf8');
        const contentIndex = JSON.parse(contentIndexText);

        for (const contentItem of contentIndex) {
            // If the content item is already in the log, skip it
            if (contentLog.includes(contentItem.filename)) {
                continue;
            }

            contentLog.push(contentItem.filename);
            const contentPath = path.join(contentDirectory, contentItem.filename);

            if (!fs.existsSync(contentPath)) {
                console.log(`Content file ${contentItem.filename} is missing`);
                continue;
            }

            const contentTarget = getTargetByType(contentItem.type);

            if (!contentTarget) {
                console.log(`Content file ${contentItem.filename} has unknown type ${contentItem.type}`);
                continue;
            }

            const targetPath = path.join(process.cwd(), contentTarget, contentItem.filename);

            if (fs.existsSync(targetPath)) {
                console.log(`Content file ${contentItem.filename} already exists in ${contentTarget}`);
                continue;
            }

            fs.cpSync(contentPath, targetPath, { recursive: true, force: false });
            console.log(`Content file ${contentItem.filename} copied to ${contentTarget}`);
        }

        fs.writeFileSync(contentLogPath, contentLog.join('\n'));
    } catch (err) {
        console.log('Content check failed', err);
    }
}

function getTargetByType(type) {
    switch (type) {
        case 'character':
            return 'public/characters';
        case 'sprites':
            return 'public/characters';
        case 'background':
            return 'public/backgrounds';
        case 'world':
            return 'public/worlds';
        case 'sound':
            return 'public/sounds';
        case 'avatar':
            return 'public/User Avatars';
        case 'theme':
            return 'public/themes';
        default:
            return null;
    }
}

function getContentLog() {
    if (!fs.existsSync(contentLogPath)) {
        return [];
    }

    const contentLogText = fs.readFileSync(contentLogPath, 'utf8');
    return contentLogText.split('\n');
}

module.exports = {
    checkForNewContent,
}