szurubooru/public_html/js/BrowsingSettings.js
2014-10-18 18:48:19 +02:00

86 lines
1.5 KiB
JavaScript

var App = App || {};
App.BrowsingSettings = function(
promise,
auth,
api) {
var settings = getDefaultSettings();
auth.startObservingLoginChanges('browsing-settings', loginStateChanged);
readFromLocalStorage();
if (auth.isLoggedIn())
loginStateChanged();
function setSettings(newSettings) {
settings = newSettings;
return save();
}
function getSettings() {
return settings;
}
function getDefaultSettings() {
return {
hideDownvoted: true,
endlessScroll: true,
listPosts: {
safe: true,
sketchy: true,
unsafe: true,
},
};
}
function loginStateChanged() {
readFromUser(auth.getCurrentUser());
}
function readFromLocalStorage() {
readFromString(localStorage.getItem('browsingSettings'));
}
function readFromUser(user) {
readFromString(user.browsingSettings);
}
function readFromString(string) {
if (!string)
return;
try {
settings = JSON.parse(string);
} catch (e) {
}
}
function saveToLocalStorage() {
localStorage.setItem('browsingSettings', JSON.stringify(settings));
}
function saveToUser(user) {
var formData = {
browsingSettings: JSON.stringify(settings),
};
return api.put('/users/' + user.name, formData);
}
function save() {
return promise.make(function(resolve, reject) {
saveToLocalStorage();
if (auth.isLoggedIn()) {
saveToUser(auth.getCurrentUser()).then(resolve).fail(reject);
} else {
resolve();
}
});
}
return {
getSettings: getSettings,
setSettings: setSettings,
};
}
App.DI.registerSingleton('browsingSettings', App.BrowsingSettings);