Merge pull request espruino#3651 from bobrippling/feat/settings-var-cache

messages: settings only loads from storage once

Author: gfwilliams

apps/messages/ChangeLog

@@ -7,3 +7,4 @@
 0.61: Add repeatCalls option to allow different repeat settings for messages vs calls
 0.62: Add option for driving on left (affects roundabout icons in navigation)
 0.63: Add option to not open the first unread message
+0.64: Only load from storage once in settings

apps/messages/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "messages",
   "name": "Messages",
-  "version": "0.63",
+  "version": "0.64",
   "description": "Library to handle, load and store message events received from Android/iOS",
   "icon": "app.png",
   "type": "module",

apps/messages/settings.js

@@ -1,7 +1,7 @@
 (function(back) {
   const iconColorModes = ['color', 'mono'];
 
-  function settings() {
+  function loadSettings() {
     let settings = require('Storage').readJSON("messages.settings.json", true) || {};
     if (settings.vibrate===undefined) settings.vibrate=":";
     if (settings.vibrateCalls===undefined) settings.vibrateCalls=":";
@@ -19,42 +19,42 @@
     return settings;
   }
   function updateSetting(setting, value) {
-    let settings = require('Storage').readJSON("messages.settings.json", true) || {};
     settings[setting] = value;
     require('Storage').writeJSON("messages.settings.json", settings);
   }
+  var settings = loadSettings();
 
   var mainmenu = {
     "" : { "title" : /*LANG*/"Messages" },
     "< Back" : back,
-    /*LANG*/'Vibrate': require("buzz_menu").pattern(settings().vibrate, v => updateSetting("vibrate", v)),
-    /*LANG*/'Vibrate for calls': require("buzz_menu").pattern(settings().vibrateCalls, v => updateSetting("vibrateCalls", v)),
+    /*LANG*/'Vibrate': require("buzz_menu").pattern(settings.vibrate, v => updateSetting("vibrate", v)),
+    /*LANG*/'Vibrate for calls': require("buzz_menu").pattern(settings.vibrateCalls, v => updateSetting("vibrateCalls", v)),
     /*LANG*/'Repeat': {
-      value: settings().repeat,
+      value: settings.repeat,
       min: 0, max: 10,
       format: v => v?v+"s":/*LANG*/"Off",
       onchange: v => updateSetting("repeat", v)
     },
     /*LANG*/'Repeat for calls': {
-      value: settings().repeatCalls,
+      value: settings.repeatCalls,
       min: 0, max: 10,
       format: v => v?v+"s":/*LANG*/"Off",
       onchange: v => updateSetting("repeatCalls", v)
     },
     /*LANG*/'Vibrate timer': {
-      value: settings().vibrateTimeout,
-      min: 0, max: settings().maxUnreadTimeout, step : 10,
+      value: settings.vibrateTimeout,
+      min: 0, max: settings.maxUnreadTimeout, step : 10,
       format: v => v?v+"s":/*LANG*/"Off",
       onchange: v => updateSetting("vibrateTimeout", v)
     },
     /*LANG*/'Unread timer': {
-      value: settings().unreadTimeout,
-      min: 0, max: settings().maxUnreadTimeout, step : 10,
+      value: settings.unreadTimeout,
+      min: 0, max: settings.maxUnreadTimeout, step : 10,
       format: v => v?v+"s":/*LANG*/"Off",
       onchange: v => updateSetting("unreadTimeout", v)
     },
     /*LANG*/'Min Font': {
-      value: 0|settings().fontSize,
+      value: 0|settings.fontSize,
       min: 0, max: 1,
       format: v => [/*LANG*/"Small",/*LANG*/"Medium"][v],
       onchange: v => updateSetting("fontSize", v)
@@ -64,39 +64,39 @@
       onchange: v => updateSetting("ignoreUnread", v)
     },
     /*LANG*/'Auto-Open Music': {
-      value: !!settings().openMusic,
+      value: !!settings.openMusic,
       onchange: v => updateSetting("openMusic", v)
     },
     /*LANG*/'Unlock Watch': {
-      value: !!settings().unlockWatch,
+      value: !!settings.unlockWatch,
       onchange: v => updateSetting("unlockWatch", v)
     },
     /*LANG*/'Flash Icon': {
-      value: !!settings().flash,
+      value: !!settings.flash,
       onchange: v => updateSetting("flash", v)
     },
     /*LANG*/'Quiet mode disables auto-open': {
-      value: !!settings().quietNoAutOpn,
+      value: !!settings.quietNoAutOpn,
       onchange: v => updateSetting("quietNoAutOpn", v)
     },
     /*LANG*/'Disable auto-open': {
-      value: !!settings().noAutOpn,
+      value: !!settings.noAutOpn,
       onchange: v => updateSetting("noAutOpn", v)
     },
     /*LANG*/'Widget messages': {
-      value:0|settings().maxMessages,
+      value:0|settings.maxMessages,
       min: 0, max: 5,
       format: v => v ? v :/*LANG*/"Hide",
       onchange: v => updateSetting("maxMessages", v)
     },
     /*LANG*/'Icon color mode': {
-      value: Math.max(0,iconColorModes.indexOf(settings().iconColorMode)),
+      value: Math.max(0,iconColorModes.indexOf(settings.iconColorMode)),
       min: 0, max: iconColorModes.length - 1,
       format: v => iconColorModes[v],
       onchange: v => updateSetting("iconColorMode", iconColorModes[v])
     },
     /*LANG*/'Car driver pos': { // used by messagegui
-      value:!!settings().carIsRHD,
+      value:!!settings.carIsRHD,
       format: v => v ? /*LANG*/"Right" :/*LANG*/"Left",
       onchange: v => updateSetting("carIsRHD", v)
     },