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