hyperion.ng/assets/webconfig/js/app/models/Settings.js

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/*global define */
define(['lib/stapes', 'api/LocalStorage'], function (Stapes, LocalStorage) {
'use strict';
return Stapes.subclass(/** @lends Settings.prototype */{
storage: null, servers: [],
/**
* @class Settings
* @classdesc Local application settings
* @constructs
* @fires saved
* @fires loaded
* @fires error
* @fires serverAdded
* @fires serverChanged
* @fires serverRemoved
*/
constructor: function () {
this.storage = new LocalStorage();
this.storage.on({
error: function (message) {
this.emit('error', message);
}, got: function (settings) {
if (settings) {
this.servers = settings.servers || [];
}
this.emit('loaded');
}, set: function () {
this.emit('saved');
}
}, this);
},
/**
* Save current settings
*/
save: function () {
this.storage.set({
servers: this.servers
});
},
/**
* Loads persistent settings
*/
load: function () {
this.storage.get();
},
/**
* Add a server definition
* @param {object} server - Server information
*/
addServer: function (server) {
if (this.indexOfServer(server) === -1) {
if (this.servers.length === 0) {
server.selected = true;
}
this.servers.push(server);
this.save();
this.emit('serverAdded', server);
}
},
/**
* Sets a server as a default server
* @param {number} index - Index of the server in the server list to set as default one
*/
setSelectedServer: function (index) {
var i;
for (i = 0; i < this.servers.length; i++) {
delete this.servers[i].selected;
}
this.servers[index].selected = true;
this.save();
this.emit('serverChanged', this.servers[index]);
},
/**
* Remove a server from the list
* @param {number} index - Index of the server in the list to remove
*/
removeServer: function (index) {
this.servers.splice(index, 1);
this.save();
this.emit('serverRemoved');
},
/**
* Update server information
* @param {number} index - Index of the server to update
* @param {object} server - New server information
*/
updateServer: function (index, server) {
if (index >= 0 && index < this.servers.length) {
this.servers[index] = server;
this.save();
this.emit('serverChanged', server);
}
},
/**
* Find the server in the list.
* @param {object} server - Server to search index for
* @returns {number} - Index of the server in the list. -1 if server not found
*/
indexOfServer: function (server) {
var i, tmp;
for (i = 0; i < this.servers.length; i++) {
tmp = this.servers[i];
if (tmp.port === server.port && tmp.address === server.address) {
return i;
}
}
return -1;
}
});
});