Files
tubestation/devtools/client/inspector/changes/ChangesView.js
2018-10-22 18:01:41 +00:00

96 lines
2.8 KiB
JavaScript

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* 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";
const { createFactory, createElement } = require("devtools/client/shared/vendor/react");
const { Provider } = require("devtools/client/shared/vendor/react-redux");
const ChangesApp = createFactory(require("./components/ChangesApp"));
const {
resetChanges,
trackChange,
} = require("./actions/changes");
class ChangesView {
constructor(inspector) {
this.inspector = inspector;
this.store = this.inspector.store;
this.toolbox = this.inspector.toolbox;
this.onAddChange = this.onAddChange.bind(this);
this.onClearChanges = this.onClearChanges.bind(this);
this.destroy = this.destroy.bind(this);
// Get the Changes front, and listen to it.
this.changesFront = this.toolbox.target.getFront("changes");
this.changesFront.on("add-change", this.onAddChange);
this.changesFront.on("clear-changes", this.onClearChanges);
this.init();
}
init() {
const changesApp = ChangesApp({});
// Expose the provider to let inspector.js use it in setupSidebar.
this.provider = createElement(Provider, {
id: "changesview",
key: "changesview",
store: this.store,
}, changesApp);
// TODO: save store and restore/replay on refresh.
// Bug 1478439 - https://bugzilla.mozilla.org/show_bug.cgi?id=1478439
this.inspector.target.once("will-navigate", this.destroy);
// Sync the store to the changes stored on the server. The
// syncChangesToServer() method is async, but we don't await it since
// this method itself is NOT async. The call will be made in its own
// time, which is fine since it definitionally brings us up-to-date
// with the server at that moment.
this.syncChangesToServer();
}
async syncChangesToServer() {
// Empty the store.
this.onClearChanges();
// Add back in all the changes from the changesFront.
const changes = await this.changesFront.allChanges();
changes.forEach((change) => {
this.onAddChange(change);
});
}
onAddChange(change) {
// Turn data into a suitable change to send to the store.
this.store.dispatch(trackChange(change));
}
onClearChanges() {
this.store.dispatch(resetChanges());
}
/**
* Destruction function called when the inspector is destroyed.
*/
destroy() {
this.store.dispatch(resetChanges());
this.changesFront.off("add-change", this.onAddChange);
this.changesFront.off("clear-changes", this.onClearChanges);
this.changesFront = null;
this.inspector = null;
this.store = null;
this.toolbox = null;
}
}
module.exports = ChangesView;