mylocation: Add option to set location from waypoint

apps/mylocation/ChangeLog

@@ -7,3 +7,4 @@
 0.07: Move mylocation app into 'Settings -> Apps'
 0.08: Allow setting location from webinterface in the AppLoader
 0.09: Fix web interface so app can be installed (replaced custom with interface html)
+0.10: Add waypoints as location source

apps/mylocation/README.md

@@ -9,7 +9,7 @@ next to it - and you can choose your location on a map.
 
 **On Bangle.js** go to `Settings -> Apps -> My Location`
 
-* Select one of the preset Cities, setup through the GPS or use the webinterface from the AppLoader
+* Select one of the preset Cities, setup through the GPS, waypoints (if installed) or use the webinterface from the AppLoader
 * Other Apps can read this information to do calculations based on location
 * When the City shows ??? it means the location has been set through the GPS
 

apps/mylocation/metadata.json

@@ -4,8 +4,8 @@
   "icon": "app.png",
   "type": "settings",
   "screenshots": [{"url":"screenshot_1.png"}],
-  "version":"0.09",
-  "description": "Sets and stores the latitude and longitude of your preferred City.  It can be set from GPS or webinterface. `mylocation.json` can be used by other apps that need your main location. See README for details.",
+  "version":"0.10",
+  "description": "Sets and stores the latitude and longitude of your preferred City. It can be set from GPS, waypoints or webinterface. `mylocation.json` can be used by other apps that need your main location. See README for details.",
   "readme": "README.md",
   "tags": "tool,utility",
   "supports": ["BANGLEJS", "BANGLEJS2"],

apps/mylocation/settings.js

@@ -13,7 +13,7 @@ let s = {
 function loadSettings() {
   settings = require('Storage').readJSON(SETTINGS_FILE, 1) || {};
   for (const key in settings) {
-    s[key] = settings[key]
+    s[key] = settings[key];
   }
 }
 
@@ -31,7 +31,7 @@ function setFromGPS() {
     //console.log(".");
     if (gps.fix === 0) return;
     //console.log("fix from GPS");
-    s = {'lat': gps.lat, 'lon': gps.lon, 'location': '???' };
+    s = {'lat': gps.lat, 'lon': gps.lon, 'location': 'GPS' };
     Bangle.buzz(1500); // buzz on first position
     Bangle.setGPSPower(0, "mylocation");
     saveSettings();
@@ -50,6 +50,25 @@ function setFromGPS() {
   Bangle.setUI("updown", undefined);
 }
 
+function setFromWaypoint() {
+  wpmenu = {
+    '': { 'title': /*LANG*/'Waypoint' },
+    '< Back': ()=>{ showMainMenu(); },
+  };
+  require("waypoints").load().forEach(wp => {
+    if (typeof(wp.lat) === 'number' && typeof(wp.lon) === 'number') {
+      wpmenu[wp.name] = ()=>{
+          s.location = wp.name;
+          s.lat = parseFloat(wp.lat);
+          s.lon = parseFloat(wp.lon);
+          saveSettings();
+          showMainMenu();
+      };
+    }
+  });
+  return E.showMenu(wpmenu);
+}
+
 function showMainMenu() {
   //console.log("showMainMenu");
   const mainmenu = {
@@ -58,7 +77,13 @@ function showMainMenu() {
     /*LANG*/'City': {
       value: 0 | locations.indexOf(s.location),
       min: 0, max: locations.length - 1,
-      format: v => locations[v],
+      format: v => {
+        if (v === -1) {
+          return s.location;
+        } else {
+          return locations[v];
+        }
+      },
       onchange: v => {
         if (locations[v] !== "???") {
           s.location = locations[v];
@@ -70,6 +95,12 @@ function showMainMenu() {
     },
     /*LANG*/'Set From GPS': ()=>{ setFromGPS(); }
   };
+  try {
+    require("waypoints");
+    mainmenu[/*LANG*/'Set From Waypoint'] = ()=>{ setFromWaypoint(); };
+  } catch(err) {
+    // waypoints not installed, thats ok
+  }
   return E.showMenu(mainmenu);
 }