Roe2Js :: "files.js"

function loadJSONSync(url) {

    url = fixURL(url);

    var xhr = new XMLHttpRequest();

    xhr.open('GET', url, false); // 'false' makes the request synchronous

    xhr.send(null);

    if (xhr.status === 200) {

        return JSON.parse(xhr.responseText);

    } else {

        // throw new Error('Failed to load JSON');
        return [];

    }
}

function loadJSONDirect (url) {

    url = fixURL ( url );

    if( !fileExists ( url ) ) {
        return [];
    }

    try {
        var data = loadJSONSync(url);
        // // console.log(data);
    } catch (error) {
        return [];
        // console.error(error);
    }
    // console.log  ( basename(url), data );
    return data;
}

function fileExists ( url ) {

    url = fixURL( url );

    try {
        fetch ( url );
    } catch (error) {
        return false;
    }
    return true;
}

function basename(path = '', ext = '') {
    // Ensure path is a string
    path = path.toString();

    // Split the path by '/'
    let parts = path.split('/');

    // Get the last part of the path
    let base = parts[parts.length - 1];

    // If an extension is specified and the base ends with that extension
    if (ext && right(base, len(ext)) === ext) {
        // Remove the extension from the base
        base = left(base, len(base) - len(ext));
    }

    return base;
}

function fixURL ( url ) {

    // Ensure the URL starts with the host
    if ( !url.startsWith( host ) ) {
        url = `${host}${url}`;
    }

    // Replace spaces with %20
    url = url.replace(/ /g, '%20');

    return url;
}