BangleApps/apps/coretemp/settings.js

48 lines
1.1 KiB
JavaScript

// This file should contain exactly one function, which shows the app's settings
/**
* @param {function} back Use back() to return to settings menu
*/
(function(back) {
const SETTINGS_FILE = 'coretemp.json'
// initialize with default settings...
let s = {
'enabled': true,
}
// ...and overwrite them with any saved values
// This way saved values are preserved if a new version adds more settings
const storage = require('Storage')
const saved = storage.readJSON(SETTINGS_FILE, 1) || {}
for (const key in saved) {
s[key] = saved[key];
}
// creates a function to safe a specific setting, e.g. save('color')(1)
function save(key) {
return function (value) {
s[key] = value;
storage.write(SETTINGS_FILE, s);
}
}
function updateSettings() {
require("Storage").write("coretemp.json", s);
if (WIDGETS["coretemp"])
WIDGETS["coretemp"].reload();
return;
}
const menu = {
'' : {'title' : 'CoreTemp sensor'},
'< Back' : back,
'Enabled' : {
value : !!s.enabled,
format : v => v ? "Yes" : "No",
onchange : v => {
s.enabled = v;
updateSettings();
}
}
}
E.showMenu(menu);
})