/* 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/. */
/* eslint-env browser */
"use strict";
const {
TAKE_SCREENSHOT_START,
TAKE_SCREENSHOT_END,
} = require("./index");
const { getFormatStr } = require("../utils/l10n");
const { getToplevelWindow } = require("../utils/window");
const e10s = require("../utils/e10s");
const Services = require("Services");
const CAMERA_AUDIO_URL = "resource://devtools/client/themes/audio/shutter.wav";
const animationFrame = () => new Promise(resolve => {
window.requestAnimationFrame(resolve);
});
function getFileName() {
let date = new Date();
let month = ("0" + (date.getMonth() + 1)).substr(-2);
let day = ("0" + date.getDate()).substr(-2);
let dateString = [date.getFullYear(), month, day].join("-");
let timeString = date.toTimeString().replace(/:/g, ".").split(" ")[0];
return getFormatStr("responsive.screenshotGeneratedFilename", dateString,
timeString);
}
function createScreenshotFor(node) {
let mm = node.frameLoader.messageManager;
return e10s.request(mm, "RequestScreenshot");
}
function saveToFile(data, filename) {
const chromeWindow = getToplevelWindow(window);
const chromeDocument = chromeWindow.document;
// append .png extension to filename if it doesn't exist
filename = filename.replace(/\.png$|$/i, ".png");
chromeWindow.saveURL(data, filename, null,
true, true,
chromeDocument.documentURIObject, chromeDocument);
}
function simulateCameraEffects(node) {
if (Services.prefs.getBoolPref("devtools.screenshot.audio.enabled")) {
let cameraAudio = new window.Audio(CAMERA_AUDIO_URL);
cameraAudio.play();
}
node.animate({ opacity: [ 0, 1 ] }, 500);
}
module.exports = {
takeScreenshot() {
return async function (dispatch, getState) {
await dispatch({ type: TAKE_SCREENSHOT_START });
// Waiting the next repaint, to ensure the react components
// can be properly render after the action dispatched above
await animationFrame();
let iframe = document.querySelector("iframe");
let data = await createScreenshotFor(iframe);
simulateCameraEffects(iframe);
saveToFile(data, getFileName());
dispatch({ type: TAKE_SCREENSHOT_END });
};
}
};