@aws-amplify/auth/dist/cjs/client/utils/store/signInStore.js

Auth category of aws-amplify

'use strict';

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.persistSignInState = exports.signInStore = exports.resetActiveSignInState = void 0;
exports.setActiveSignInState = setActiveSignInState;
const core_1 = require("@aws-amplify/core");
// Minutes until stored session invalidates is defaulted to 3 minutes
// to maintain parity with Amazon Cognito user pools API behavior
const MS_TO_EXPIRY = 3 * 60 * 1000;
const TGT_STATE = 'CognitoSignInState';
const SIGN_IN_STATE_KEYS = {
    username: `${TGT_STATE}.username`,
    challengeName: `${TGT_STATE}.challengeName`,
    signInSession: `${TGT_STATE}.signInSession`,
    expiry: `${TGT_STATE}.expiry`,
};
const signInReducer = (state, action) => {
    switch (action.type) {
        case 'SET_SIGN_IN_SESSION':
            (0, exports.persistSignInState)({ signInSession: action.value });
            return {
                ...state,
                signInSession: action.value,
            };
        case 'SET_SIGN_IN_STATE':
            (0, exports.persistSignInState)(action.value);
            return {
                ...action.value,
            };
        case 'SET_CHALLENGE_NAME':
            (0, exports.persistSignInState)({ challengeName: action.value });
            return {
                ...state,
                challengeName: action.value,
            };
        case 'SET_USERNAME':
            (0, exports.persistSignInState)({ username: action.value });
            return {
                ...state,
                username: action.value,
            };
        case 'SET_INITIAL_STATE':
            return getInitialState();
        case 'RESET_STATE':
            clearPersistedSignInState();
            return getDefaultState();
        // this state is never reachable
        default:
            return state;
    }
};
const isExpired = (expiryDate) => {
    const expiryTimestamp = Number(expiryDate);
    const currentTimestamp = Date.now();
    return expiryTimestamp <= currentTimestamp;
};
const resetActiveSignInState = () => {
    exports.signInStore.dispatch({ type: 'RESET_STATE' });
};
exports.resetActiveSignInState = resetActiveSignInState;
const clearPersistedSignInState = () => {
    for (const stateKey of Object.values(SIGN_IN_STATE_KEYS)) {
        core_1.syncSessionStorage.removeItem(stateKey);
    }
};
const getDefaultState = () => ({
    username: undefined,
    challengeName: undefined,
    signInSession: undefined,
});
// Hydrate signInStore from syncSessionStorage if the session has not expired
const getInitialState = () => {
    const expiry = core_1.syncSessionStorage.getItem(SIGN_IN_STATE_KEYS.expiry);
    if (!expiry || isExpired(expiry)) {
        clearPersistedSignInState();
        return getDefaultState();
    }
    const username = core_1.syncSessionStorage.getItem(SIGN_IN_STATE_KEYS.username) ?? undefined;
    const challengeName = (core_1.syncSessionStorage.getItem(SIGN_IN_STATE_KEYS.challengeName) ?? undefined);
    const signInSession = core_1.syncSessionStorage.getItem(SIGN_IN_STATE_KEYS.signInSession) ?? undefined;
    return {
        username,
        challengeName,
        signInSession,
    };
};
const createStore = reducer => {
    let currentState = reducer(getDefaultState(), { type: 'SET_INITIAL_STATE' });
    return {
        getState: () => currentState,
        dispatch: action => {
            currentState = reducer(currentState, action);
        },
    };
};
exports.signInStore = createStore(signInReducer);
function setActiveSignInState(state) {
    exports.signInStore.dispatch({
        type: 'SET_SIGN_IN_STATE',
        value: state,
    });
}
// Save local state into Session Storage
const persistSignInState = ({ challengeName, signInSession, username, }) => {
    username && core_1.syncSessionStorage.setItem(SIGN_IN_STATE_KEYS.username, username);
    challengeName &&
        core_1.syncSessionStorage.setItem(SIGN_IN_STATE_KEYS.challengeName, challengeName);
    if (signInSession) {
        core_1.syncSessionStorage.setItem(SIGN_IN_STATE_KEYS.signInSession, signInSession);
        // Updates expiry when session is passed
        core_1.syncSessionStorage.setItem(SIGN_IN_STATE_KEYS.expiry, String(Date.now() + MS_TO_EXPIRY));
    }
};
exports.persistSignInState = persistSignInState;
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