Import: choice on first startup, workflow, ported to Node.js fs API
FREEBIEpull/749/head
Scott Nonnenberg
8 years ago
parent
9c8fe1a9d8
commit
ba347744ff
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/*
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* vim: ts=4:sw=4:expandtab
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*/
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(function () {
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'use strict';
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window.Whisper = window.Whisper || {};
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var State = {
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IMPORTING: 1,
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COMPLETE: 2
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};
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var IMPORT_STARTED = 'importStarted';
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var IMPORT_COMPLETE = 'importComplete';
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var IMPORT_LOCATION = 'importLocation';
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Whisper.Import = {
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isStarted: function() {
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return Boolean(storage.get(IMPORT_STARTED));
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},
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isComplete: function() {
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return Boolean(storage.get(IMPORT_COMPLETE));
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},
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isIncomplete: function() {
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return this.isStarted() && !this.isComplete();
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},
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start: function() {
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storage.put(IMPORT_STARTED, true);
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},
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complete: function() {
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storage.put(IMPORT_COMPLETE, true);
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},
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saveLocation: function(location) {
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storage.put(IMPORT_LOCATION, location);
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},
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reset: function() {
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return Whisper.Backup.clearDatabase();
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}
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};
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Whisper.ImportView = Whisper.View.extend({
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templateName: 'app-migration-screen',
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className: 'app-loading-screen',
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events: {
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'click .import': 'onImport',
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'click .restart': 'onRestart',
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'click .cancel': 'onCancel',
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},
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initialize: function() {
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if (Whisper.Import.isIncomplete()) {
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this.error = true;
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}
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this.render();
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this.pending = Promise.resolve();
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},
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render_attributes: function() {
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var message;
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var importButton;
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var hideProgress = true;
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var restartButton;
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var cancelButton;
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if (this.error) {
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return {
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message: i18n('importError'),
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hideProgress: true,
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importButton: i18n('tryAgain'),
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};
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}
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switch (this.state) {
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case State.COMPLETE:
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message = i18n('importComplete');
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restartButton = i18n('restartSignal');
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break;
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case State.IMPORTING:
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message = i18n('importing');
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hideProgress = false;
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break;
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default:
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message = i18n('importInstructions');
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importButton = i18n('chooseDirectory');
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cancelButton = i18n('cancel');
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}
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return {
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hideProgress: hideProgress,
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message: message,
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importButton: importButton,
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restartButton: restartButton,
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cancelButton: cancelButton,
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};
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},
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onRestart: function() {
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return window.restart();
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},
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onCancel: function() {
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this.trigger('cancel');
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},
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onImport: function() {
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this.error = null;
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this.state = State.IMPORTING;
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this.render();
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var importLocation;
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// Wait for prior database interaction to complete
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this.pending = this.pending.then(function() {
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// For resilience to interruptions, clear database both before import and after
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return Whisper.Backup.clearDatabase();
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}).then(function() {
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Whisper.Import.start();
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return Whisper.Backup.importFromDirectory();
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}).then(function(directory) {
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importLocation = directory;
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// Catching in-memory cache up with what's in indexeddb now...
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// NOTE: this fires storage.onready, listened to across the app. We'll restart
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// to complete the install to start up cleanly with everything now in the DB.
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return storage.fetch();
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}).then(function() {
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// Clearing any migration-related state inherited from the Chome App
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storage.remove('migrationState');
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storage.remove('migrationEnabled');
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storage.remove('migrationEverCompleted');
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storage.remove('migrationStorageLocation');
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if (importLocation) {
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Whisper.Import.saveLocation(importLocation);
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}
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Whisper.Import.complete();
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this.state = State.COMPLETE;
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this.render();
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}.bind(this)).catch(function(error) {
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if (error.name !== 'ChooseError') {
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this.error = error.message;
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console.log('Error importing:', error && error.stack ? error.stack : error);
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}
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this.state = null;
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this.render();
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if (this.error) {
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return Whisper.Backup.clearDatabase();
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}
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}.bind(this));
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}
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});
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})();
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@ -0,0 +1,31 @@
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/*
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* vim: ts=4:sw=4:expandtab
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*/
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(function () {
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'use strict';
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window.Whisper = window.Whisper || {};
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Whisper.InstallChoiceView = Whisper.View.extend({
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templateName: 'install-choice',
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className: 'install install-choice',
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events: {
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'click .new': 'onClickNew',
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'click .import': 'onClickImport'
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},
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initialize: function() {
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this.render();
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},
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render_attributes: {
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installWelcome: i18n('installWelcome'),
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installTagline: i18n('installTagline'),
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installNew: i18n('installNew'),
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installImport: i18n('installImport')
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},
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onClickNew: function() {
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this.trigger('install-new');
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},
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onClickImport: function() {
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this.trigger('install-import');
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}
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});
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})();
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