signal-desktop/js/views/network_status_view.js

115 lines
4 KiB
JavaScript

(function () {
'use strict';
window.Whisper = window.Whisper || {};
Whisper.NetworkStatusView = Whisper.View.extend({
className: 'network-status',
templateName: 'networkStatus',
initialize: function() {
this.$el.hide();
var renderIntervalHandle = setInterval(this.update.bind(this), 5000);
extension.windows.onClosed(function () { clearInterval(renderIntervalHandle); });
setTimeout(this.finishConnectingGracePeriod.bind(this), 5000);
this.withinConnectingGracePeriod = true;
this.setSocketReconnectInterval(null);
window.addEventListener('online', this.update.bind(this));
window.addEventListener('offline', this.update.bind(this));
this.model = new Backbone.Model();
this.listenTo(this.model, 'change', this.onChange);
},
events: {
'click .openInstaller': extension.install
},
onReconnectTimer: function() {
this.setSocketReconnectInterval(60000);
},
finishConnectingGracePeriod: function() {
this.withinConnectingGracePeriod = false;
},
setSocketReconnectInterval: function(millis) {
this.socketReconnectWaitDuration = moment.duration(millis);
},
navigatorOnLine: function() { return navigator.onLine; },
getSocketStatus: function() { return window.getSocketStatus(); },
getNetworkStatus: function() {
var message = '';
var instructions = '';
var hasInterruption = false;
var action = null;
var buttonClass = null;
var socketStatus = this.getSocketStatus();
switch(socketStatus) {
case WebSocket.CONNECTING:
message = i18n('connecting');
this.setSocketReconnectInterval(null);
break;
case WebSocket.OPEN:
this.setSocketReconnectInterval(null);
break;
case WebSocket.CLOSING:
message = i18n('disconnected');
instructions = i18n('checkNetworkConnection');
hasInterruption = true;
break;
case WebSocket.CLOSED:
message = i18n('disconnected');
instructions = i18n('checkNetworkConnection');
hasInterruption = true;
break;
}
if (socketStatus == WebSocket.CONNECTING && !this.withinConnectingGracePeriod) {
hasInterruption = true;
}
if (this.socketReconnectWaitDuration.asSeconds() > 0) {
instructions = i18n('attemptingReconnection', [this.socketReconnectWaitDuration.asSeconds()]);
}
if (!this.navigatorOnLine()) {
hasInterruption = true;
message = i18n('offline');
instructions = i18n('checkNetworkConnection');
} else if (!Whisper.Registration.isDone()) {
hasInterruption = true;
message = i18n('Unlinked');
instructions = i18n('unlinkedWarning');
action = i18n('relink');
buttonClass = 'openInstaller';
}
return {
message: message,
instructions: instructions,
hasInterruption: hasInterruption,
action: action,
buttonClass: buttonClass
};
},
update: function() {
var status = this.getNetworkStatus();
this.model.set(status);
},
render_attributes: function() {
return this.model.attributes;
},
onChange: function() {
this.render();
if (this.model.attributes.hasInterruption) {
this.$el.slideDown();
}
else {
this.$el.hide();
}
}
});
})();