/*
	Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
	Copyright (C) 2023 Spacebar and Spacebar Contributors
	
	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Affero General Public License as published
	by the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.
	
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Affero General Public License for more details.
	
	You should have received a copy of the GNU Affero General Public License
	along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

const fs = require("fs");

/** dir: string. types: string[] ( file types ) */
module.exports = function walk(dir, types = ["ts"]) {
    var results = [];
    var list = fs.readdirSync(dir);
    list.forEach(function (file) {
        file = dir + "/" + file;
        var stat = fs.statSync(file);
        if (stat && stat.isDirectory()) {
            /* Recurse into a subdirectory */
            results = results.concat(walk(file, types));
        } else {
            if (!types.find((x) => file.endsWith(x))) return;
            results.push(file);
        }
    });
    return results;
};