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// Author: cirakg & claude ai
// Summary: Navigation between screens (README 13.2): opening entries, asking for the PIN first when needed, the menu.
import Toybox.Lang;
import Toybox.System;
import Toybox.WatchUi;
module Nav {
// A second open request within this time is the same tap delivered
// twice (as START in onKey and as onTap) and is ignored.
const OPEN_DEBOUNCE_MS = 500;
var _lastOpenMs as Number? = null;
// Open an entry from the list: its detail screen, or the PIN screen first
// when it is locked and the session is locked. Ignored while a PIN or
// detail screen is already on top, or right after another open, so one
// tap can't push two screens.
function openEntry(id as String) as Void {
var top = WatchUi.getCurrentView()[0];
if (top instanceof PinView || top instanceof OtpView || top instanceof CodeView) {
return;
}
var now = System.getTimer();
var last = _lastOpenMs;
if (last != null && now - last >= 0 && now - last < OPEN_DEBOUNCE_MS) {
return;
}
_lastOpenMs = now;
var vault = AppState.theVault();
var header = vault.header(id);
if (header == null) {
showInfo("Damaged entry", ["Damaged entry " + id + ". Delete it and add it again."]);
return;
}
if (header.locked && !vault.session.isUnlocked()) {
var action = new OpenAfterPin(id);
WatchUi.pushView(new PinView(PinView.MODE_UNLOCK, action.method(:run)), new PinDelegate(), WatchUi.SLIDE_LEFT);
return;
}
WatchUi.pushView(detailView(header), detailDelegate(header), WatchUi.SLIDE_LEFT);
}
function detailView(header as Entry) as WatchUi.View {
if (header.kind == Entry.KIND_OTP) {
return new OtpView(header);
}
return new CodeView(header);
}
function detailDelegate(header as Entry) as WatchUi.InputDelegate {
if (header.kind == Entry.KIND_OTP) {
return new OtpDelegate();
}
return new CodeDelegate();
}
// A simple text screen.
function showInfo(title as String, lines as Array<String>) as Void {
WatchUi.pushView(new InfoView(title, lines, "info"), new InfoDelegate(), WatchUi.SLIDE_LEFT);
}
function openMenu() as Void {
WatchUi.pushView(MainMenu.build(), new MainMenuDelegate(), WatchUi.SLIDE_UP);
}
// Opens an entry once the PIN screen succeeded (replacing the PIN screen).
class OpenAfterPin {
private var _id as String;
function initialize(id as String) {
_id = id;
}
function run() as Void {
var header = AppState.theVault().header(_id);
if (header == null) {
WatchUi.popView(WatchUi.SLIDE_RIGHT);
return;
}
WatchUi.switchToView(detailView(header), detailDelegate(header), WatchUi.SLIDE_LEFT);
}
}
}
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