Created a timer for pizza

apps.json

@@ -1773,5 +1773,20 @@
     "storage": [
       {"name":"widviz.wid.js","url":"widget.js"}
     ]
+  },
+  { 
+    "id": "pizzatimer",
+    "name": "Pizza Timer",
+    "shortName":"PTimer",
+    "icon": "pizza.png",
+    "version":"0.01",
+    "description": "A timer app for when you cook Pizza. Some say it can also time other things",
+    "tags": "timer,tool,pizza",
+    "readme": "README.md",
+    "allow_emulator":true,
+    "storage": [
+      {"name":"pizzatimer.app.js","url":"app.js"},
+      {"name":"pizzatimer.img","url":"app-icon.js","evaluate":true}
+    ]
   }
 ]

apps/pizzatimer/ChangeLog

@@ -0,0 +1 @@
+0.01: You can now time cooking a Pizza!

apps/pizzatimer/README.md

@@ -0,0 +1 @@
+# Pizza Timer

apps/pizzatimer/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("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"))

apps/pizzatimer/app.js

@@ -0,0 +1,273 @@
+/* UI GLOBALS */
+
+const HOUR_SCENE = 0;
+const MIN_SCENE = 1;
+const SEC_SCENE = 2;
+const COUNTDOWN_SCENE = 3;
+
+var currentScene = 0;
+
+var btn1Watch;
+var btn2Watch;
+var btn3Watch;
+
+var drawInterval;
+
+/* STATE GLOBALS */
+
+var menuTime = new Uint8Array([0,0,0]);
+var countdownTime = menuTime.slice(0);
+var show = [true, true, true];
+
+/* COUNTDOWN CONSTANTS */
+
+const HOUR_INDEX = 0;
+const MIN_INDEX = 1;
+const SEC_INDEX = 2;
+
+var flashIndex = HOUR_INDEX;
+
+/* logic */
+
+function setCountdownTime() {
+  countdownTime = menuTime.slice(0);
+}
+
+function countDownFinished() {
+  return countdownTime[HOUR_INDEX] <= 0 &&
+         countdownTime[MIN_INDEX] <= 0 &&
+         countdownTime[SEC_INDEX] <= 0;
+}
+
+function alertCountdownFinished() {
+  if (drawInterval) return;
+  Bangle.buzz()
+    .then(() => new Promise(resolve => setTimeout(resolve, 200)))
+    .then(() => Bangle.buzz());
+  setTimeout(alertCountdownFinished, 2000);
+}
+
+function unsetDrawInterval() {
+  clearInterval(drawInterval);
+  drawInterval = undefined;
+}
+
+function decrementCountdownTime() {
+  const allZero = countDownFinished();
+
+  if(allZero) {
+    return;
+  }
+
+  if (countdownTime[SEC_INDEX] !== 0) {
+    countdownTime[SEC_INDEX] = countdownTime[SEC_INDEX] - 1;
+    return;
+  }
+
+  countdownTime[SEC_INDEX] = 59;
+
+  if (countdownTime[MIN_INDEX] !== 0) {
+    countdownTime[MIN_INDEX] = countdownTime[MIN_INDEX] - 1;
+    return;
+  }
+
+  countdownTime[MIN_INDEX] = 59;
+
+  if (countdownTime[HOUR_INDEX] !== 0) {
+    countdownTime[HOUR_INDEX] = countdownTime[HOUR_INDEX] - 1;
+    return;
+  }
+}
+
+function toggleShow(timeIndex) {
+   show[timeIndex] = !show[timeIndex];
+}
+
+function twoPadded(i) {
+  return i.length < 2 ? "0" + i : i;
+}
+
+function getTimeString(t) {
+  let hour = t[HOUR_INDEX].toString();
+  let min = t[MIN_INDEX].toString();
+  let sec = t[SEC_INDEX].toString();
+
+  hour = show[HOUR_INDEX] ? twoPadded(hour) : "  ";
+  min = show[MIN_INDEX] ? twoPadded(min) : "  ";
+  sec = show[SEC_INDEX] ? twoPadded(sec) : "  ";
+
+  return hour + ":" + min + ":" + sec;
+}
+
+/* drawing */
+
+/*
+  shamelessly stollen from Bluetooth Music Controls
+  https://github.com/espruino/BangleApps/blob/6b09377414e02d575b8335bb051c831ecc9da9d9/apps/hidmsic/hid-music.js#L42
+*/
+function drawArrows() {
+  function c(a) {
+    return {
+      width: 8,
+      height: a.length,
+      bpp: 1,
+      buffer: (new Uint8Array(a)).buffer
+    };
+  }
+  const d = g.getWidth() - 18;
+  g.drawImage(c([16,56,124,254,16,16,16,16]),d,40);
+  g.drawImage(c([16,16,16,16,254,124,56,16]),d,194);
+  g.drawImage(c([0,8,12,14,255,14,12,8]),d,116);
+}
+
+function drawTime(input) {
+  g.clear();
+  g.setFontAlign(0,0);
+  g.setFont("4x6",5);
+  g.drawString(input, g.getWidth() / 2, g.getHeight() / 2);
+}
+
+function drawMenu() {
+  const timeString = getTimeString(menuTime);
+  drawTime(timeString);
+  drawArrows();
+}
+
+function drawCountdown() {
+  const timeString = getTimeString(countdownTime);
+  drawTime(timeString);
+}
+
+/* button callbacks */
+
+function getMaxSelectableTime() {
+  return flashIndex === HOUR_INDEX ? 23 : 59;
+}
+
+/* btn1 */
+
+function incrementMenuTime() {
+  const maxTime = getMaxSelectableTime();
+  const currentTime = menuTime[flashIndex];
+  const newTime = currentTime < maxTime ? currentTime + 1 : 0;
+  menuTime[flashIndex] = newTime;
+}
+
+/* btn2 */
+
+function incrementScene() {
+  currentScene++;
+}
+
+function incrementFlashIndex() {
+  flashIndex++;
+}
+
+function showAll() {
+  for(var i = 0; i < show.length; i++) {
+    show[i] = true;
+  }
+}
+
+function showFlashIndex() {
+  show[flashIndex] = true;
+}
+
+function hideFlashIndex() {
+  show[flashIndex] = false;
+}
+
+function next() {
+  incrementScene();
+
+  if (currentScene === COUNTDOWN_SCENE) {
+    showAll();
+    startCountdownScene();
+  } else {
+    showFlashIndex();
+    incrementFlashIndex();
+    hideFlashIndex();
+  }
+}
+
+/* btn3 */
+
+function decrementMenuTime() {
+  const maxTime = getMaxSelectableTime();
+  const currentTime = menuTime[flashIndex];
+  const newTime = currentTime > 0 ? currentTime - 1 : maxTime;
+  menuTime[flashIndex] = newTime;
+}
+
+/* watches */
+
+function setupMenuWatches() {
+  clearWatch();
+  btn1Watch = setWatch(incrementMenuTime, BTN1, {repeat: true});
+  btn2Watch = setWatch(next, BTN2, {repeat: true});
+  btn3Watch = setWatch(decrementMenuTime, BTN3, {repeat: true});
+}
+
+function setupCountdownWatches() {
+  clearWatch();
+  btn2Watch = setWatch(main, BTN2, {repeat: true});
+}
+
+/* scenes */
+
+function menu() {
+  drawMenu();
+  toggleShow(flashIndex);
+}
+
+function countdown() {
+  decrementCountdownTime();
+  drawCountdown();
+
+  if (countDownFinished()) {
+    unsetDrawInterval();
+    alertCountdownFinished();
+  }
+}
+
+/* init */
+
+function unsetDrawInterval() {
+  if (!drawInterval) return;
+  clearInterval(drawInterval);
+  drawInterval = undefined;
+}
+
+function startMenuScene() {
+  g.flip();
+  Bangle.buzz();
+  setupMenuWatches();
+  unsetDrawInterval();
+  menu();
+  drawInterval = setInterval(menu, 500);
+}
+
+function startCountdownScene() {
+  Bangle.beep();
+  setupCountdownWatches();
+  unsetDrawInterval();
+  setCountdownTime();
+  showAll();
+  drawCountdown();
+  drawInterval = setInterval(countdown, 1000);
+}
+
+/* main */
+
+function reset() {
+  currentScene = 0;
+  flashIndex = HOUR_INDEX;
+  hideFlashIndex();
+}
+
+function main() {
+  reset();
+  startMenuScene();
+}
+
+main();