#!/usr/bin/gjs
// boredom killer

const Gtk = imports.gi.Gtk;

Gtk.init(null);

function randomizeWindowPosition(window) {
    let screen = window.get_screen();
    let monitor = screen.get_monitor_at_window(screen.get_active_window());
    let geometry = screen.get_monitor_geometry(monitor);
    let [windowWidth, windowHeight] = window.get_size();
    let x = Math.floor(Math.random() * (geometry.width - windowWidth));
    let y = Math.floor(Math.random() * (geometry.height - windowHeight));

    window.move(x, y);
}

function getUserInput(prompt) {
    let dialog = new Gtk.MessageDialog({
        buttons: Gtk.ButtonsType.OK_CANCEL,
        message_type: Gtk.MessageType.QUESTION,
        text: prompt
    });

    let box = dialog.get_content_area();
    let entry = new Gtk.Entry();
    entry.set_activates_default(true);
    box.pack_end(entry, false, false, 0);
    dialog.show_all();
    let okButton = dialog.get_widget_for_response(Gtk.ResponseType.OK);
    okButton.set_can_default(true);
    okButton.grab_default();

    if (dialog.run() === Gtk.ResponseType.OK) {
        dialog.hide();
        let result = parseInt(entry.get_text(), 10);
        return Number.isInteger(result) && result;
    } else {
        return null;
    }
}

let count;

function spawnMessageDialog() {
    let dialog = new Gtk.MessageDialog({
        buttons: Gtk.ButtonsType.OK,
        text: 'Having fun yet?'
    });

    dialog.connect('response', function() {
        dialog.hide();
        count--;
        if (count === 0) {
            Gtk.main_quit();
        }
    });

    randomizeWindowPosition(dialog);
    dialog.present();
}

let done = false;
while (!done) {
    count = getUserInput('Please enter a fun factor between 1 and 100');
    if (Number.isInteger(count) && count >= 1 && count <= 100) {
        done = true;
    }
}

for (let i = 0; i < count; ++i) {
    spawnMessageDialog();
}

Gtk.main();