(function () {
    /* ---------------------Single commands--------------------- */

    /* Create a directory */
    p7.commands.createDirectory = async (name, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.createDirectory, 0, 0, [name, '', '', '', fileSystem, '']);

    /* Delete a directory */
    p7.commands.deleteDirectory = async (name, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.deleteDirectory, 0, 0, [name, '', '', '', fileSystem, '']);

    /* Rename a directory */
    p7.commands.renameDirectory = async (oldName, newName, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.renameDirectory, 0, 0, [oldName, newName, '', '', fileSystem, '']);

    /* Change working directory */
    p7.commands.changeDirectory = async (name, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.changeDirectory, 0, 0, [name, '', '', '', fileSystem, '']);

    /* Delete a file */
    p7.commands.deleteFile = async (directory, name, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.deleteFile, 0, 0, [directory, name, '', '', fileSystem, '']);

    /* Rename a file */
    p7.commands.renameFile = async (directory, oldName, newName, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.renameFile, 0, 0, [directory, oldName, newName, '', fileSystem, '']);

    /* Copy a file */
    p7.commands.copyFile = async (oldDirectory, oldName, newDirectory, newName, fileSystem) => await p7.send.singleCommand(flashCommandSubtype.copyFile, 0, 0, [oldDirectory, oldName, newDirectory, newName, fileSystem, '']);

    /* Optimize fileSystem */
    p7.commands.optimizeFileSystem = async (fileSystem) => await p7.send.singleCommand(flashCommandSubtype.optimizeFileSystem, 0, 0, ['', '', '', '', fileSystem, '']);

    /* ---------------------Single command requests--------------------- */

    /* List files */
    p7.commands.list = async function (fileSystem) {
        let fileList = [];

        try {
            (await p7.send.singleCommandRoleswap(flashCommandSubtype.fileInfoTransferAllRequest, 0, 0, ['', '', '', '', fileSystem, '']))
            .forEach(element => 
                fileList.push({
                    size:          element.fileSize,
                    DirectoryName: element.data[0],
                    name:          element.data[1]
                })
            ); 
        } catch (err) {
            throw new Error("Couldn't list files: " + err.message);
        }
        
        return fileList;
    }
    
}) ();