Files
tubestation/toolkit/components/payments/content/paymentDialogFrameScript.js
2017-07-21 18:34:33 -07:00

87 lines
2.4 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
/* eslint-env mozilla/frame-script */
const { classes: Cc, interfaces: Ci, results: Cr, utils: Cu } = Components;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
let PaymentFrameScript = {
init() {
this.defineLazyLogGetter(this, "frameScript");
addEventListener("DOMContentLoaded", this, {once: true});
addEventListener("paymentContentToChrome", this, false, true);
addMessageListener("paymentChromeToContent", this);
},
handleEvent(event) {
switch (event.type) {
case "DOMContentLoaded": {
this.sendMessageToChrome("DOMContentLoaded");
break;
}
case "paymentContentToChrome": {
this.sendToChrome(event);
break;
}
default: {
throw new Error("Unexpected event type");
}
}
},
receiveMessage({data: {messageType, data}}) {
switch (messageType) {
case "showPaymentRequest": {
this.sendToContent("showPaymentRequest", data);
break;
}
}
},
sendToChrome({detail}) {
let {messageType, requestId} = detail;
this.log.debug(`received message from content: ${messageType} ... ${requestId}`);
switch (messageType) {
case "paymentCancel": {
this.sendMessageToChrome("paymentCancel", {
requestId,
});
break;
}
}
},
defineLazyLogGetter(scope, logPrefix) {
XPCOMUtils.defineLazyGetter(scope, "log", () => {
let {ConsoleAPI} = Cu.import("resource://gre/modules/Console.jsm", {});
return new ConsoleAPI({
maxLogLevelPref: "dom.payments.loglevel",
prefix: logPrefix,
});
});
},
sendToContent(messageType, detail = {}) {
this.log.debug(`sendToContent (${messageType})`);
let response = Object.assign({messageType}, detail);
let event = new content.document.defaultView.CustomEvent("paymentChromeToContent", {
bubbles: true,
detail: Cu.cloneInto(response, content.document.defaultView),
});
content.document.dispatchEvent(event);
},
sendMessageToChrome(messageType, detail = {}) {
sendAsyncMessage("paymentContentToChrome", Object.assign(detail, {messageType}));
},
};
PaymentFrameScript.init();