/*! @azure/msal-browser v5.7.0 2026-04-16 */
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'use strict';
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import { LogLevel, Logger } from '@azure/msal-common/browser';
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import { buildConfiguration } from '../config/Configuration.mjs';
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import { name, version } from '../packageMetadata.mjs';
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import { BrowserCacheLocation } from '../utils/BrowserConstants.mjs';
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import { LOG_LEVEL_CACHE_KEY, LOG_PII_CACHE_KEY } from '../cache/CacheKeys.mjs';
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/*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License.
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*/
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/**
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* Base class for operating context
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* Operating contexts are contexts in which MSAL.js is being run
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* More than one operating context may be available at a time
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* It's important from a logging and telemetry point of view for us to be able to identify the operating context.
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* For example: Some operating contexts will pre-cache tokens impacting performance telemetry
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*/
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class BaseOperatingContext {
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static loggerCallback(level, message) {
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switch (level) {
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case LogLevel.Error:
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// eslint-disable-next-line no-console
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console.error(message);
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return;
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case LogLevel.Info:
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// eslint-disable-next-line no-console
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console.info(message);
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return;
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case LogLevel.Verbose:
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// eslint-disable-next-line no-console
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console.debug(message);
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return;
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case LogLevel.Warning:
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// eslint-disable-next-line no-console
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console.warn(message);
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return;
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default:
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// eslint-disable-next-line no-console
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console.log(message);
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return;
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}
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}
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constructor(config) {
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/*
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* If loaded in an environment where window is not available,
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* set internal flag to false so that further requests fail.
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* This is to support server-side rendering environments.
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*/
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this.browserEnvironment = typeof window !== "undefined";
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this.config = buildConfiguration(config, this.browserEnvironment);
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let sessionStorage;
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try {
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sessionStorage = window[BrowserCacheLocation.SessionStorage];
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// Mute errors if it's a non-browser environment or cookies are blocked.
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}
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catch (e) { }
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const logLevelKey = sessionStorage?.getItem(LOG_LEVEL_CACHE_KEY);
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const piiLoggingKey = sessionStorage
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?.getItem(LOG_PII_CACHE_KEY)
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?.toLowerCase();
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const piiLoggingEnabled = piiLoggingKey === "true"
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? true
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: piiLoggingKey === "false"
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? false
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: undefined;
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const loggerOptions = { ...this.config.system.loggerOptions };
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const logLevel = logLevelKey && Object.keys(LogLevel).includes(logLevelKey)
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? LogLevel[logLevelKey]
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: undefined;
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if (logLevel) {
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loggerOptions.loggerCallback = BaseOperatingContext.loggerCallback;
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loggerOptions.logLevel = logLevel;
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}
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if (piiLoggingEnabled !== undefined) {
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loggerOptions.piiLoggingEnabled = piiLoggingEnabled;
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}
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this.logger = new Logger(loggerOptions, name, version);
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this.available = false;
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}
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/**
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* Return the MSAL config
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* @returns BrowserConfiguration
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*/
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getConfig() {
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return this.config;
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}
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/**
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* Returns the MSAL Logger
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* @returns Logger
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*/
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getLogger() {
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return this.logger;
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}
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isAvailable() {
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return this.available;
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}
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isBrowserEnvironment() {
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return this.browserEnvironment;
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}
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}
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export { BaseOperatingContext };
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//# sourceMappingURL=BaseOperatingContext.mjs.map
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