/**
 * utils.ts - Helper functions
 * 
 * @author CismonX <admin@cismon.net>
 * @license MIT
 */

import * as vscode from 'vscode';
import * as child_process from 'child_process';

/**
 * Open a prompt with two buttons, "Confirm" and "Cancel", and wait for user action.
 * 
 * @param message The message to be displayed on the prompt.
 * @param confirm Text to be displayed on the "Confirm" button.
 * @yields Whether the user clicked the "Confirm" button.
 */
export async function prompt(message: string, confirm: string) {
    return confirm === await vscode.window.showInformationMessage(message, confirm, 'Cancel');
}

/**
 * Execute command and get output.
 * 
 * @param path Path to the executable file.
 * @param args Arguments to be passed to the command.
 * @param maxBuffer Max output buffer size.
 * @yields The output data, or `undefined` if execution fails.
 */
export function exec(path: string, args: string[], maxBuffer: number) {
    return new Promise<string | undefined>((resolve) => {
        child_process.execFile(path, args, { maxBuffer: maxBuffer }, (error, stdout, stderr) => {
            if (stderr) {
                console.log(stderr);
            }
            if (error) {
                console.error(error);
                resolve(undefined);
            } else {
                resolve(stdout);
            }
        });
    });
}