Add manual download from settings

apps/flashcards/README.md

@@ -0,0 +1,3 @@
+A simple flash cards application based on Trello public board.
+
+

apps/flashcards/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("mEwwhC/AH0iABQWKgQXLkAXhCxZIKFxgwKC68zABwWGgYXPmAX/C/4X/C/4X/C9ndACQX/C6dEAAQXS6gXDpovpR/4X/C8ENCyPQC4YA/AGo"))

apps/flashcards/app.js

@@ -0,0 +1,158 @@
+/**
+ * Copyright 2023 SHOGEL
+ * We believe in Finnish
+ */
+var Layout = require("Layout");
+var locale = require("locale");
+var storage = require("Storage");
+
+// Constants
+let SWAP_SIDE_BUZZ_MILLISECONDS = 50;
+let CARD_DATA_FILE = "flashcards.data.json";
+let CARD_EMPTY = "empty card";
+let CARD_LINE_LENGTH = 9;
+let CARD_LINE_FONT = "20%";
+
+// Global variables
+let cards = [];
+
+let cardIndex = 0;
+let backSide = false;
+let lastDragX = 0;
+let lastDragY = 0;
+
+// Cards data
+function wordWrap(str, maxLength) {
+  if (maxLength == undefined) {
+    maxLength = CARD_LINE_LENGTH;
+  }
+  let res = '';
+  while (str.length > maxLength) {
+    let found = false;
+    // Inserts new line at first whitespace of the line
+    for (i = maxLength - 1; i >= 0; i--) {
+      if (str.charAt(i)==' ') {
+        res = res + [str.slice(0, i), "\n"].join('');
+        str = str.slice(i + 1);
+        found = true;
+        break;
+      }
+    }
+    // Inserts new line at MAX_LENGTH position, the word is too long to wrap
+    if (!found) {
+      res += [str.slice(0, maxLength), "\n"].join('');
+      str = str.slice(maxLength);
+    }
+  }
+  return res + str;
+}
+
+function loadLocalCards() {
+  if (storage.read(CARD_DATA_FILE))
+  {
+    refreshCards(storage.readJSON(CARD_DATA_FILE, 1)  || {},false);
+  }
+}
+
+function refreshCards(cardsJSON,showMsg)
+{
+  cardIndex = 0;
+  backSide = false;
+  cards = [];
+
+  if (cardsJSON && cardsJSON.length) {
+    cardsJSON.forEach(card => {
+      cards.push([ wordWrap(card.name), wordWrap(card.desc) ]);
+    });
+  }
+
+  if (!cards.length) {
+    cards.push([ wordWrap(CARD_EMPTY), wordWrap(CARD_EMPTY) ]);
+    drawMessage("e: cards not found");
+  } else if (showMsg) {
+    drawMessage("i: cards refreshed");
+  }
+}
+
+// Drawing a card
+let drawTimeout;
+let queueDraw = function() {
+  let timeout = 60000;
+  if (drawTimeout) clearTimeout(drawTimeout);
+  drawTimeout = setTimeout(function() {
+    drawTimeout = undefined;
+    draw();
+  }, timeout - (Date.now() % timeout));
+};
+
+var cardLayout = new Layout( {
+  type:"v", c: [
+    {type:"txt", font:"6x8:3", label:"", id:"widgets", fillx:1 },
+    {type:"txt", font:CARD_LINE_FONT, label:"ABCDEFGHIJ KLMNOPQRST UVWXYZÅÄÖ", filly:1, id:"card" },
+    {type:"txt", font:"6x8:2", label:"00:00", id:"clock", fillx:1, bgCol:g.theme.fg, col:g.theme.bg }
+  ]
+}, {lazy:true});
+
+function drawCard() {
+  cardLayout.card.label = cards[cardIndex][backSide ? 1 : 0];
+  cardLayout.clock.label = locale.time(new Date(),1);
+  cardLayout.render();
+}
+
+function drawMessage(msg) {
+  cardLayout.card.label = wordWrap(msg);
+  cardLayout.render();
+  console.log(msg);
+}
+
+function draw() {
+  drawCard();
+  Bangle.drawWidgets();
+  queueDraw();
+}
+
+// Handle a touch: swap card side
+function handleTouch(zone, event) {
+  backSide = !backSide;
+  drawCard();
+  Bangle.buzz(SWAP_SIDE_BUZZ_MILLISECONDS);
+}
+
+// Handle a drag event: cycle cards
+function handleDrag(event) {
+  let first_x = event.xy[0];
+  let last_x = event.xy[event.xy.length - 2];
+  let xdiff = last_x - first_x;
+  /*
+  let first_y = event.xy[1];
+  let last_y = event.xy[event.xy.length - 1];
+  let ydiff = last_y - first_y;
+  */
+  if(xdiff > 0) {
+    cardIndex = (cardIndex + 1) % cards.length;
+  }
+  else if(--cardIndex < 0) {
+    cardIndex = cards.length - 1;
+  }
+  drawCard();
+}
+
+
+// initialize
+loadLocalCards();
+cardLayout.update();
+Bangle.loadWidgets();
+Bangle.on("touch", handleTouch);
+Bangle.on("stroke", handleDrag);
+
+// On start: display the first card
+g.clear();
+draw();
+
+// cleanup
+Bangle.setUI({mode:"clock", remove:function() {
+  if (drawTimeout) clearTimeout(drawTimeout);
+  drawTimeout = undefined;
+  Bangle.removeListener("touch", handleTouch);
+  Bangle.removeListener("stroke", handleDrag);
+}});

apps/flashcards/metadata.json

@@ -0,0 +1,21 @@
+{
+  "id": "flashcards",
+  "name": "Flash Cards",
+  "shortName": "Flash Cards",
+  "version": "1.1",
+  "description": "Flash cards based on public Trello board",
+  "screenshots" : [ { "url":"screenshot.png" }],  
+  "icon": "app.png",
+  "tags": "flash cards",
+  "type": "clock",
+  "supports": ["BANGLEJS2"],
+  "storage": [
+    {"name":"flashcards.app.js","url":"app.js"},
+    {"name":"flashcards.settings.js","url":"settings.js"}, 
+    {"name":"flashcards.img","url":"app-icon.js","evaluate":true}
+  ],  
+  "data": [
+    {"name":"flashcards.data.json"},
+    {"name":"flashcards.settings.json"}  
+  ]
+}

apps/flashcards/settings.js

@@ -0,0 +1,56 @@
+(function(back) {
+  var storage = require("Storage");
+
+  var settingsFILE = "flashcards.settings.json";
+  var dataFile = "flashcards.data.json";
+  var trelloTimeout = 3000;
+  var trelloURL = "https://api.trello.com/1/lists/$cardsListId/cards/?fields=name%2Cdesc%2Clist";
+
+  var settings = Object.assign({
+    listId: ""
+  }, storage.readJSON(settingsFILE, true) || {});
+
+  function writeSettings() {
+    storage.writeJSON(FILE, settings);
+  }
+
+  var settingsMenu = {
+    "" : { "title" : "Flash Cards" },
+    "< Back" : () => back(),
+    "Get from Trello": () => {
+      E.showPrompt("Download cards?").then((v) => {
+        let delay = 500;
+        if (v) {
+          if (Bangle.http)
+          {
+            if (settings.listId.length)
+            {
+              delay = delay + trelloTimeout;
+              E.showMessage('i: downloading');
+              Bangle.http(trelloURL.replace("$cardsListId", settings.listId),
+              {
+                timeout : trelloTimeout,
+                method: "GET",
+                headers: { "Content-Type": "application/json" }
+              }).then(data=>{
+                var cardsJSON = JSON.parse(data.resp);
+                storage.write(dataFile, JSON.stringify(result));
+                E.showMessage('i: downloaded');
+              })
+              .catch((e) => {
+                  E.showMessage("e: " + e);
+              });
+            } else {
+              E.showMessage("e: list Id not found");
+            }
+          } else {
+            E.showMessage("e: Gadgetbridge not found");
+          }
+        }
+        setTimeout(() => E.showMenu(settingsMenu), delay);
+      });
+    }
+  }
+  // Show the menu
+  E.showMenu(settingsMenu);
+})(load)