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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import {addSingletonGetter} from 'chrome://resources/js/cr.m.js';
const NUX_SIGNIN_VIEW_INTERACTION_METRIC_NAME =
'FirstRun.NewUserExperience.SignInInterstitialInteraction';
/**
* NuxSignInInterstitialInteractions enum.
* These values are persisted to logs and should not be renumbered or re-used.
* See tools/metrics/histograms/enums.xml.
* @enum {number}
*/
const NuxSignInInterstitialInteractions = {
PageShown: 0,
NavigatedAway: 1,
Skip: 2,
SignIn: 3,
NavigatedAwayThroughBrowserHistory: 4,
};
const NUX_SIGNIN_VIEW_INTERACTIONS_COUNT =
Object.keys(NuxSignInInterstitialInteractions).length;
/** @interface */
export class SigninViewProxy {
recordPageShown() {}
recordNavigatedAway() {}
recordNavigatedAwayThroughBrowserHistory() {}
recordSkip() {}
recordSignIn() {}
}
/** @implements {SigninViewProxy} */
export class SigninViewProxyImpl {
/** @override */
recordPageShown() {
this.recordInteraction_(NuxSignInInterstitialInteractions.PageShown);
}
/** @override */
recordNavigatedAway() {
this.recordInteraction_(NuxSignInInterstitialInteractions.NavigatedAway);
}
/** @override */
recordNavigatedAwayThroughBrowserHistory() {
this.recordInteraction_(
NuxSignInInterstitialInteractions.NavigatedAwayThroughBrowserHistory);
}
/** @override */
recordSkip() {
this.recordInteraction_(NuxSignInInterstitialInteractions.Skip);
}
/** @override */
recordSignIn() {
this.recordInteraction_(NuxSignInInterstitialInteractions.SignIn);
}
/**
* @param {number} interaction
* @private
*/
recordInteraction_(interaction) {
chrome.metricsPrivate.recordEnumerationValue(
NUX_SIGNIN_VIEW_INTERACTION_METRIC_NAME, interaction,
NUX_SIGNIN_VIEW_INTERACTIONS_COUNT);
}
}
addSingletonGetter(SigninViewProxyImpl);
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