"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
const core_1 = require("@angular-devkit/core");
const child_process = require("child_process");
const debug = require("debug");
const fs_1 = require("fs");
const inquirer = require("inquirer");
const os = require("os");
const ua = require("universal-analytics");
const uuid_1 = require("uuid");
const color_1 = require("../utilities/color");
const config_1 = require("../utilities/config");
const tty_1 = require("../utilities/tty");
// tslint:disable: no-console
const analyticsDebug = debug('ng:analytics'); // Generate analytics, including settings and users.
const analyticsLogDebug = debug('ng:analytics:log'); // Actual logs of events.
const BYTES_PER_GIGABYTES = 1024 * 1024 * 1024;
let _defaultAngularCliPropertyCache;
exports.AnalyticsProperties = {
    AngularCliProd: 'UA-8594346-29',
    AngularCliStaging: 'UA-8594346-32',
    get AngularCliDefault() {
        if (_defaultAngularCliPropertyCache) {
            return _defaultAngularCliPropertyCache;
        }
        const v = require('../package.json').version;
        // The logic is if it's a full version then we should use the prod GA property.
        if (/^\d+\.\d+\.\d+$/.test(v) && v !== '0.0.0') {
            _defaultAngularCliPropertyCache = exports.AnalyticsProperties.AngularCliProd;
        }
        else {
            _defaultAngularCliPropertyCache = exports.AnalyticsProperties.AngularCliStaging;
        }
        return _defaultAngularCliPropertyCache;
    },
};
/**
 * This is the ultimate safelist for checking if a package name is safe to report to analytics.
 */
exports.analyticsPackageSafelist = [
    /^@angular\//,
    /^@angular-devkit\//,
    /^@ngtools\//,
    '@schematics/angular',
    '@schematics/schematics',
    '@schematics/update',
];
function isPackageNameSafeForAnalytics(name) {
    return exports.analyticsPackageSafelist.some(pattern => {
        if (typeof pattern == 'string') {
            return pattern === name;
        }
        else {
            return pattern.test(name);
        }
    });
}
exports.isPackageNameSafeForAnalytics = isPackageNameSafeForAnalytics;
/**
 * Attempt to get the Windows Language Code string.
 * @private
 */
function _getWindowsLanguageCode() {
    if (!os.platform().startsWith('win')) {
        return undefined;
    }
    try {
        // This is true on Windows XP, 7, 8 and 10 AFAIK. Would return empty string or fail if it
        // doesn't work.
        return child_process
            .execSync('wmic.exe os get locale')
            .toString()
            .trim();
    }
    catch (_) { }
    return undefined;
}
/**
 * Get a language code.
 * @private
 */
function _getLanguage() {
    // Note: Windows does not expose the configured language by default.
    return (process.env.LANG || // Default Unix env variable.
        process.env.LC_CTYPE || // For C libraries. Sometimes the above isn't set.
        process.env.LANGSPEC || // For Windows, sometimes this will be set (not always).
        _getWindowsLanguageCode() ||
        '??'); // ¯\_(ツ)_/¯
}
/**
 * Return the number of CPUs.
 * @private
 */
function _getCpuCount() {
    const cpus = os.cpus();
    // Return "(count)x(average speed)".
    return cpus.length;
}
/**
 * Get the first CPU's speed. It's very rare to have multiple CPUs of different speed (in most
 * non-ARM configurations anyway), so that's all we care about.
 * @private
 */
function _getCpuSpeed() {
    const cpus = os.cpus();
    return Math.floor(cpus[0].speed);
}
/**
 * Get the amount of memory, in megabytes.
 * @private
 */
function _getRamSize() {
    // Report in gigabytes (or closest). Otherwise it's too much noise.
    return Math.round(os.totalmem() / BYTES_PER_GIGABYTES);
}
/**
 * Get the Node name and version. This returns a string like "Node 10.11", or "io.js 3.5".
 * @private
 */
function _getNodeVersion() {
    // We use any here because p.release is a new Node construct in Node 10 (and our typings are the
    // minimal version of Node we support).
    const p = process; // tslint:disable-line:no-any
    const name = (typeof p.release == 'object' && typeof p.release.name == 'string' && p.release.name) ||
        process.argv0;
    return name + ' ' + process.version;
}
/**
 * Get a numerical MAJOR.MINOR version of node. We report this as a metric.
 * @private
 */
function _getNumericNodeVersion() {
    const p = process.version;
    const m = p.match(/\d+\.\d+/);
    return (m && m[0] && parseFloat(m[0])) || 0;
}
// These are just approximations of UA strings. We just try to fool Google Analytics to give us the
// data we want.
// See https://developers.whatismybrowser.com/useragents/
const osVersionMap = {
    darwin: {
        '1.3.1': '10_0_4',
        '1.4.1': '10_1_0',
        '5.1': '10_1_1',
        '5.2': '10_1_5',
        '6.0.1': '10_2',
        '6.8': '10_2_8',
        '7.0': '10_3_0',
        '7.9': '10_3_9',
        '8.0': '10_4_0',
        '8.11': '10_4_11',
        '9.0': '10_5_0',
        '9.8': '10_5_8',
        '10.0': '10_6_0',
        '10.8': '10_6_8',
    },
    win32: {
        '6.3.9600': 'Windows 8.1',
        '6.2.9200': 'Windows 8',
        '6.1.7601': 'Windows 7 SP1',
        '6.1.7600': 'Windows 7',
        '6.0.6002': 'Windows Vista SP2',
        '6.0.6000': 'Windows Vista',
        '5.1.2600': 'Windows XP',
    },
};
/**
 * Build a fake User Agent string for OSX. This gets sent to Analytics so it shows the proper OS,
 * versions and others.
 * @private
 */
function _buildUserAgentStringForOsx() {
    let v = osVersionMap.darwin[os.release()];
    if (!v) {
        // Remove 4 to tie Darwin version to OSX version, add other info.
        const x = parseFloat(os.release());
        if (x > 10) {
            v = `10_` + (x - 4).toString().replace('.', '_');
        }
    }
    const cpuModel = os.cpus()[0].model.match(/^[a-z]+/i);
    const cpu = cpuModel ? cpuModel[0] : os.cpus()[0].model;
    return `(Macintosh; ${cpu} Mac OS X ${v || os.release()})`;
}
/**
 * Build a fake User Agent string for Windows. This gets sent to Analytics so it shows the proper
 * OS, versions and others.
 * @private
 */
function _buildUserAgentStringForWindows() {
    return `(Windows NT ${os.release()})`;
}
/**
 * Build a fake User Agent string for Linux. This gets sent to Analytics so it shows the proper OS,
 * versions and others.
 * @private
 */
function _buildUserAgentStringForLinux() {
    return `(X11; Linux i686; ${os.release()}; ${os.cpus()[0].model})`;
}
/**
 * Build a fake User Agent string. This gets sent to Analytics so it shows the proper OS version.
 * @private
 */
function _buildUserAgentString() {
    switch (os.platform()) {
        case 'darwin':
            return _buildUserAgentStringForOsx();
        case 'win32':
            return _buildUserAgentStringForWindows();
        case 'linux':
            return _buildUserAgentStringForLinux();
        default:
            return os.platform() + ' ' + os.release();
    }
}
/**
 * Implementation of the Analytics interface for using `universal-analytics` package.
 */
class UniversalAnalytics {
    /**
     * @param trackingId The Google Analytics ID.
     * @param uid A User ID.
     */
    constructor(trackingId, uid) {
        this._dirty = false;
        this._metrics = [];
        this._dimensions = [];
        this._ua = ua(trackingId, uid, {
            enableBatching: true,
            batchSize: 5,
        });
        // Add persistent params for appVersion.
        this._ua.set('ds', 'cli');
        this._ua.set('ua', _buildUserAgentString());
        this._ua.set('ul', _getLanguage());
        // @angular/cli with version.
        this._ua.set('an', require('../package.json').name);
        this._ua.set('av', require('../package.json').version);
        // We use the application ID for the Node version. This should be "node 10.10.0".
        // We also use a custom metrics, but
        this._ua.set('aid', _getNodeVersion());
        // We set custom metrics for values we care about.
        this._dimensions[core_1.analytics.NgCliAnalyticsDimensions.CpuCount] = _getCpuCount();
        this._dimensions[core_1.analytics.NgCliAnalyticsDimensions.CpuSpeed] = _getCpuSpeed();
        this._dimensions[core_1.analytics.NgCliAnalyticsDimensions.RamInGigabytes] = _getRamSize();
        this._dimensions[core_1.analytics.NgCliAnalyticsDimensions.NodeVersion] = _getNumericNodeVersion();
    }
    /**
     * Creates the dimension and metrics variables to pass to universal-analytics.
     * @private
     */
    _customVariables(options) {
        const additionals = {};
        this._dimensions.forEach((v, i) => (additionals['cd' + i] = v));
        (options.dimensions || []).forEach((v, i) => (additionals['cd' + i] = v));
        this._metrics.forEach((v, i) => (additionals['cm' + i] = v));
        (options.metrics || []).forEach((v, i) => (additionals['cm' + i] = v));
        return additionals;
    }
    event(ec, ea, options = {}) {
        const vars = this._customVariables(options);
        analyticsLogDebug('event ec=%j, ea=%j, %j', ec, ea, vars);
        const { label: el, value: ev } = options;
        this._dirty = true;
        this._ua.event({ ec, ea, el, ev, ...vars });
    }
    screenview(cd, an, options = {}) {
        const vars = this._customVariables(options);
        analyticsLogDebug('screenview cd=%j, an=%j, %j', cd, an, vars);
        const { appVersion: av, appId: aid, appInstallerId: aiid } = options;
        this._dirty = true;
        this._ua.screenview({ cd, an, av, aid, aiid, ...vars });
    }
    pageview(dp, options = {}) {
        const vars = this._customVariables(options);
        analyticsLogDebug('pageview dp=%j, %j', dp, vars);
        const { hostname: dh, title: dt } = options;
        this._dirty = true;
        this._ua.pageview({ dp, dh, dt, ...vars });
    }
    timing(utc, utv, utt, options = {}) {
        const vars = this._customVariables(options);
        analyticsLogDebug('timing utc=%j, utv=%j, utl=%j, %j', utc, utv, utt, vars);
        const { label: utl } = options;
        this._dirty = true;
        this._ua.timing({ utc, utv, utt, utl, ...vars });
    }
    flush() {
        if (!this._dirty) {
            return Promise.resolve();
        }
        this._dirty = false;
        return new Promise(resolve => this._ua.send(resolve));
    }
}
exports.UniversalAnalytics = UniversalAnalytics;
/**
 * Set analytics settings. This does not work if the user is not inside a project.
 * @param level Which config to use. "global" for user-level, and "local" for project-level.
 * @param value Either a user ID, true to generate a new User ID, or false to disable analytics.
 */
function setAnalyticsConfig(level, value) {
    analyticsDebug('setting %s level analytics to: %s', level, value);
    const [config, configPath] = config_1.getWorkspaceRaw(level);
    if (!config || !configPath) {
        throw new Error(`Could not find ${level} workspace.`);
    }
    const configValue = config.value;
    const cli = configValue['cli'] || (configValue['cli'] = {});
    if (!core_1.json.isJsonObject(cli)) {
        throw new Error(`Invalid config found at ${configPath}. CLI should be an object.`);
    }
    if (value === true) {
        value = uuid_1.v4();
    }
    cli['analytics'] = value;
    const output = JSON.stringify(configValue, null, 2);
    fs_1.writeFileSync(configPath, output);
    analyticsDebug('done');
}
exports.setAnalyticsConfig = setAnalyticsConfig;
/**
 * Prompt the user for usage gathering permission.
 * @param force Whether to ask regardless of whether or not the user is using an interactive shell.
 * @return Whether or not the user was shown a prompt.
 */
async function promptGlobalAnalytics(force = false) {
    analyticsDebug('prompting global analytics.');
    if (force || tty_1.isTTY()) {
        const answers = await inquirer.prompt([
            {
                type: 'confirm',
                name: 'analytics',
                message: core_1.tags.stripIndents `
          Would you like to share anonymous usage data with the Angular Team at Google under
          Google’s Privacy Policy at https://policies.google.com/privacy? For more details and
          how to change this setting, see http://angular.io/analytics.
        `,
                default: false,
            },
        ]);
        setAnalyticsConfig('global', answers.analytics);
        if (answers.analytics) {
            console.log('');
            console.log(core_1.tags.stripIndent `
        Thank you for sharing anonymous usage data. If you change your mind, the following
        command will disable this feature entirely:

            ${color_1.colors.yellow('ng analytics off')}
      `);
            console.log('');
            // Send back a ping with the user `optin`.
            const ua = new UniversalAnalytics(exports.AnalyticsProperties.AngularCliDefault, 'optin');
            ua.pageview('/telemetry/optin');
            await ua.flush();
        }
        else {
            // Send back a ping with the user `optout`. This is the only thing we send.
            const ua = new UniversalAnalytics(exports.AnalyticsProperties.AngularCliDefault, 'optout');
            ua.pageview('/telemetry/optout');
            await ua.flush();
        }
        return true;
    }
    else {
        analyticsDebug('Either STDOUT or STDIN are not TTY and we skipped the prompt.');
    }
    return false;
}
exports.promptGlobalAnalytics = promptGlobalAnalytics;
/**
 * Prompt the user for usage gathering permission for the local project. Fails if there is no
 * local workspace.
 * @param force Whether to ask regardless of whether or not the user is using an interactive shell.
 * @return Whether or not the user was shown a prompt.
 */
async function promptProjectAnalytics(force = false) {
    analyticsDebug('prompting user');
    const [config, configPath] = config_1.getWorkspaceRaw('local');
    if (!config || !configPath) {
        throw new Error(`Could not find a local workspace. Are you in a project?`);
    }
    if (force || tty_1.isTTY()) {
        const answers = await inquirer.prompt([
            {
                type: 'confirm',
                name: 'analytics',
                message: core_1.tags.stripIndents `
          Would you like to share anonymous usage data about this project with the Angular Team at
          Google under Google’s Privacy Policy at https://policies.google.com/privacy? For more
          details and how to change this setting, see http://angular.io/analytics.

        `,
                default: false,
            },
        ]);
        setAnalyticsConfig('local', answers.analytics);
        if (answers.analytics) {
            console.log('');
            console.log(core_1.tags.stripIndent `
        Thank you for sharing anonymous usage data. Would you change your mind, the following
        command will disable this feature entirely:

            ${color_1.colors.yellow('ng analytics project off')}
      `);
            console.log('');
            // Send back a ping with the user `optin`.
            const ua = new UniversalAnalytics(exports.AnalyticsProperties.AngularCliDefault, 'optin');
            ua.pageview('/telemetry/project/optin');
            await ua.flush();
        }
        else {
            // Send back a ping with the user `optout`. This is the only thing we send.
            const ua = new UniversalAnalytics(exports.AnalyticsProperties.AngularCliDefault, 'optout');
            ua.pageview('/telemetry/project/optout');
            await ua.flush();
        }
        return true;
    }
    return false;
}
exports.promptProjectAnalytics = promptProjectAnalytics;
function hasGlobalAnalyticsConfiguration() {
    try {
        const globalWorkspace = config_1.getWorkspace('global');
        const analyticsConfig = globalWorkspace && globalWorkspace.getCli() && globalWorkspace.getCli()['analytics'];
        if (analyticsConfig !== null && analyticsConfig !== undefined) {
            return true;
        }
    }
    catch (_a) { }
    return false;
}
exports.hasGlobalAnalyticsConfiguration = hasGlobalAnalyticsConfiguration;
/**
 * Get the global analytics object for the user. This returns an instance of UniversalAnalytics,
 * or undefined if analytics are disabled.
 *
 * If any problem happens, it is considered the user has been opting out of analytics.
 */
function getGlobalAnalytics() {
    analyticsDebug('getGlobalAnalytics');
    const propertyId = exports.AnalyticsProperties.AngularCliDefault;
    if ('NG_CLI_ANALYTICS' in process.env) {
        if (process.env['NG_CLI_ANALYTICS'] == 'false' || process.env['NG_CLI_ANALYTICS'] == '') {
            analyticsDebug('NG_CLI_ANALYTICS is false');
            return undefined;
        }
        if (process.env['NG_CLI_ANALYTICS'] === 'ci') {
            analyticsDebug('Running in CI mode');
            return new UniversalAnalytics(propertyId, 'ci');
        }
    }
    // If anything happens we just keep the NOOP analytics.
    try {
        const globalWorkspace = config_1.getWorkspace('global');
        const analyticsConfig = globalWorkspace && globalWorkspace.getCli() && globalWorkspace.getCli()['analytics'];
        analyticsDebug('Client Analytics config found: %j', analyticsConfig);
        if (analyticsConfig === false) {
            analyticsDebug('Analytics disabled. Ignoring all analytics.');
            return undefined;
        }
        else if (analyticsConfig === undefined || analyticsConfig === null) {
            analyticsDebug('Analytics settings not found. Ignoring all analytics.');
            // globalWorkspace can be null if there is no file. analyticsConfig would be null in this
            // case. Since there is no file, the user hasn't answered and the expected return value is
            // undefined.
            return undefined;
        }
        else {
            let uid = undefined;
            if (typeof analyticsConfig == 'string') {
                uid = analyticsConfig;
            }
            else if (typeof analyticsConfig == 'object' && typeof analyticsConfig['uid'] == 'string') {
                uid = analyticsConfig['uid'];
            }
            analyticsDebug('client id: %j', uid);
            if (uid == undefined) {
                return undefined;
            }
            return new UniversalAnalytics(propertyId, uid);
        }
    }
    catch (err) {
        analyticsDebug('Error happened during reading of analytics config: %s', err.message);
        return undefined;
    }
}
exports.getGlobalAnalytics = getGlobalAnalytics;
/**
 * Return the usage analytics sharing setting, which is either a property string (GA-XXXXXXX-XX),
 * or undefined if no sharing.
 */
function getSharedAnalytics() {
    analyticsDebug('getSharedAnalytics');
    const envVarName = 'NG_CLI_ANALYTICS_SHARE';
    if (envVarName in process.env) {
        if (process.env[envVarName] == 'false' || process.env[envVarName] == '') {
            analyticsDebug('NG_CLI_ANALYTICS is false');
            return undefined;
        }
    }
    // If anything happens we just keep the NOOP analytics.
    try {
        const globalWorkspace = config_1.getWorkspace('global');
        const analyticsConfig = globalWorkspace && globalWorkspace.getCli() && globalWorkspace.getCli()['analyticsSharing'];
        if (!analyticsConfig || !analyticsConfig.tracking || !analyticsConfig.uuid) {
            return undefined;
        }
        else {
            analyticsDebug('Analytics sharing info: %j', analyticsConfig);
            return new UniversalAnalytics(analyticsConfig.tracking, analyticsConfig.uuid);
        }
    }
    catch (err) {
        analyticsDebug('Error happened during reading of analytics sharing config: %s', err.message);
        return undefined;
    }
}
exports.getSharedAnalytics = getSharedAnalytics;
