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diff --git a/frontend-old/node_modules/@firebase/messaging/dist/index.cjs.js b/frontend-old/node_modules/@firebase/messaging/dist/index.cjs.js
new file mode 100644
index 0000000..0e0b22c
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+++ b/frontend-old/node_modules/@firebase/messaging/dist/index.cjs.js
@@ -0,0 +1,1278 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+require('@firebase/installations');
+var component = require('@firebase/component');
+var idb = require('idb');
+var util = require('@firebase/util');
+var app = require('@firebase/app');
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+const DEFAULT_SW_PATH = '/firebase-messaging-sw.js';
+const DEFAULT_SW_SCOPE = '/firebase-cloud-messaging-push-scope';
+const DEFAULT_VAPID_KEY = 'BDOU99-h67HcA6JeFXHbSNMu7e2yNNu3RzoMj8TM4W88jITfq7ZmPvIM1Iv-4_l2LxQcYwhqby2xGpWwzjfAnG4';
+const ENDPOINT = 'https://fcmregistrations.googleapis.com/v1';
+const CONSOLE_CAMPAIGN_ID = 'google.c.a.c_id';
+const CONSOLE_CAMPAIGN_NAME = 'google.c.a.c_l';
+const CONSOLE_CAMPAIGN_TIME = 'google.c.a.ts';
+/** Set to '1' if Analytics is enabled for the campaign */
+const CONSOLE_CAMPAIGN_ANALYTICS_ENABLED = 'google.c.a.e';
+const DEFAULT_REGISTRATION_TIMEOUT = 10000;
+var MessageType$1;
+(function (MessageType) {
+    MessageType[MessageType["DATA_MESSAGE"] = 1] = "DATA_MESSAGE";
+    MessageType[MessageType["DISPLAY_NOTIFICATION"] = 3] = "DISPLAY_NOTIFICATION";
+})(MessageType$1 || (MessageType$1 = {}));
+
+/**
+ * @license
+ * Copyright 2018 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+var MessageType;
+(function (MessageType) {
+    MessageType["PUSH_RECEIVED"] = "push-received";
+    MessageType["NOTIFICATION_CLICKED"] = "notification-clicked";
+})(MessageType || (MessageType = {}));
+
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function arrayToBase64(array) {
+    const uint8Array = new Uint8Array(array);
+    const base64String = btoa(String.fromCharCode(...uint8Array));
+    return base64String.replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
+}
+function base64ToArray(base64String) {
+    const padding = '='.repeat((4 - (base64String.length % 4)) % 4);
+    const base64 = (base64String + padding)
+        .replace(/\-/g, '+')
+        .replace(/_/g, '/');
+    const rawData = atob(base64);
+    const outputArray = new Uint8Array(rawData.length);
+    for (let i = 0; i < rawData.length; ++i) {
+        outputArray[i] = rawData.charCodeAt(i);
+    }
+    return outputArray;
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+const OLD_DB_NAME = 'fcm_token_details_db';
+/**
+ * The last DB version of 'fcm_token_details_db' was 4. This is one higher, so that the upgrade
+ * callback is called for all versions of the old DB.
+ */
+const OLD_DB_VERSION = 5;
+const OLD_OBJECT_STORE_NAME = 'fcm_token_object_Store';
+async function migrateOldDatabase(senderId) {
+    if ('databases' in indexedDB) {
+        // indexedDb.databases() is an IndexedDB v3 API and does not exist in all browsers. TODO: Remove
+        // typecast when it lands in TS types.
+        const databases = await indexedDB.databases();
+        const dbNames = databases.map(db => db.name);
+        if (!dbNames.includes(OLD_DB_NAME)) {
+            // old DB didn't exist, no need to open.
+            return null;
+        }
+    }
+    let tokenDetails = null;
+    const db = await idb.openDB(OLD_DB_NAME, OLD_DB_VERSION, {
+        upgrade: async (db, oldVersion, newVersion, upgradeTransaction) => {
+            if (oldVersion < 2) {
+                // Database too old, skip migration.
+                return;
+            }
+            if (!db.objectStoreNames.contains(OLD_OBJECT_STORE_NAME)) {
+                // Database did not exist. Nothing to do.
+                return;
+            }
+            const objectStore = upgradeTransaction.objectStore(OLD_OBJECT_STORE_NAME);
+            const value = await objectStore.index('fcmSenderId').get(senderId);
+            await objectStore.clear();
+            if (!value) {
+                // No entry in the database, nothing to migrate.
+                return;
+            }
+            if (oldVersion === 2) {
+                const oldDetails = value;
+                if (!oldDetails.auth || !oldDetails.p256dh || !oldDetails.endpoint) {
+                    return;
+                }
+                tokenDetails = {
+                    token: oldDetails.fcmToken,
+                    createTime: oldDetails.createTime ?? Date.now(),
+                    subscriptionOptions: {
+                        auth: oldDetails.auth,
+                        p256dh: oldDetails.p256dh,
+                        endpoint: oldDetails.endpoint,
+                        swScope: oldDetails.swScope,
+                        vapidKey: typeof oldDetails.vapidKey === 'string'
+                            ? oldDetails.vapidKey
+                            : arrayToBase64(oldDetails.vapidKey)
+                    }
+                };
+            }
+            else if (oldVersion === 3) {
+                const oldDetails = value;
+                tokenDetails = {
+                    token: oldDetails.fcmToken,
+                    createTime: oldDetails.createTime,
+                    subscriptionOptions: {
+                        auth: arrayToBase64(oldDetails.auth),
+                        p256dh: arrayToBase64(oldDetails.p256dh),
+                        endpoint: oldDetails.endpoint,
+                        swScope: oldDetails.swScope,
+                        vapidKey: arrayToBase64(oldDetails.vapidKey)
+                    }
+                };
+            }
+            else if (oldVersion === 4) {
+                const oldDetails = value;
+                tokenDetails = {
+                    token: oldDetails.fcmToken,
+                    createTime: oldDetails.createTime,
+                    subscriptionOptions: {
+                        auth: arrayToBase64(oldDetails.auth),
+                        p256dh: arrayToBase64(oldDetails.p256dh),
+                        endpoint: oldDetails.endpoint,
+                        swScope: oldDetails.swScope,
+                        vapidKey: arrayToBase64(oldDetails.vapidKey)
+                    }
+                };
+            }
+        }
+    });
+    db.close();
+    // Delete all old databases.
+    await idb.deleteDB(OLD_DB_NAME);
+    await idb.deleteDB('fcm_vapid_details_db');
+    await idb.deleteDB('undefined');
+    return checkTokenDetails(tokenDetails) ? tokenDetails : null;
+}
+function checkTokenDetails(tokenDetails) {
+    if (!tokenDetails || !tokenDetails.subscriptionOptions) {
+        return false;
+    }
+    const { subscriptionOptions } = tokenDetails;
+    return (typeof tokenDetails.createTime === 'number' &&
+        tokenDetails.createTime > 0 &&
+        typeof tokenDetails.token === 'string' &&
+        tokenDetails.token.length > 0 &&
+        typeof subscriptionOptions.auth === 'string' &&
+        subscriptionOptions.auth.length > 0 &&
+        typeof subscriptionOptions.p256dh === 'string' &&
+        subscriptionOptions.p256dh.length > 0 &&
+        typeof subscriptionOptions.endpoint === 'string' &&
+        subscriptionOptions.endpoint.length > 0 &&
+        typeof subscriptionOptions.swScope === 'string' &&
+        subscriptionOptions.swScope.length > 0 &&
+        typeof subscriptionOptions.vapidKey === 'string' &&
+        subscriptionOptions.vapidKey.length > 0);
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Exported for tests.
+const DATABASE_NAME = 'firebase-messaging-database';
+const DATABASE_VERSION = 1;
+const OBJECT_STORE_NAME = 'firebase-messaging-store';
+let dbPromise = null;
+function getDbPromise() {
+    if (!dbPromise) {
+        dbPromise = idb.openDB(DATABASE_NAME, DATABASE_VERSION, {
+            upgrade: (upgradeDb, oldVersion) => {
+                // We don't use 'break' in this switch statement, the fall-through behavior is what we want,
+                // because if there are multiple versions between the old version and the current version, we
+                // want ALL the migrations that correspond to those versions to run, not only the last one.
+                // eslint-disable-next-line default-case
+                switch (oldVersion) {
+                    case 0:
+                        upgradeDb.createObjectStore(OBJECT_STORE_NAME);
+                }
+            }
+        });
+    }
+    return dbPromise;
+}
+/** Gets record(s) from the objectStore that match the given key. */
+async function dbGet(firebaseDependencies) {
+    const key = getKey(firebaseDependencies);
+    const db = await getDbPromise();
+    const tokenDetails = (await db
+        .transaction(OBJECT_STORE_NAME)
+        .objectStore(OBJECT_STORE_NAME)
+        .get(key));
+    if (tokenDetails) {
+        return tokenDetails;
+    }
+    else {
+        // Check if there is a tokenDetails object in the old DB.
+        const oldTokenDetails = await migrateOldDatabase(firebaseDependencies.appConfig.senderId);
+        if (oldTokenDetails) {
+            await dbSet(firebaseDependencies, oldTokenDetails);
+            return oldTokenDetails;
+        }
+    }
+}
+/** Assigns or overwrites the record for the given key with the given value. */
+async function dbSet(firebaseDependencies, tokenDetails) {
+    const key = getKey(firebaseDependencies);
+    const db = await getDbPromise();
+    const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');
+    await tx.objectStore(OBJECT_STORE_NAME).put(tokenDetails, key);
+    await tx.done;
+    return tokenDetails;
+}
+/** Removes record(s) from the objectStore that match the given key. */
+async function dbRemove(firebaseDependencies) {
+    const key = getKey(firebaseDependencies);
+    const db = await getDbPromise();
+    const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');
+    await tx.objectStore(OBJECT_STORE_NAME).delete(key);
+    await tx.done;
+}
+function getKey({ appConfig }) {
+    return appConfig.appId;
+}
+
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+const ERROR_MAP = {
+    ["missing-app-config-values" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: "{$valueName}"',
+    ["only-available-in-window" /* ErrorCode.AVAILABLE_IN_WINDOW */]: 'This method is available in a Window context.',
+    ["only-available-in-sw" /* ErrorCode.AVAILABLE_IN_SW */]: 'This method is available in a service worker context.',
+    ["permission-default" /* ErrorCode.PERMISSION_DEFAULT */]: 'The notification permission was not granted and dismissed instead.',
+    ["permission-blocked" /* ErrorCode.PERMISSION_BLOCKED */]: 'The notification permission was not granted and blocked instead.',
+    ["unsupported-browser" /* ErrorCode.UNSUPPORTED_BROWSER */]: "This browser doesn't support the API's required to use the Firebase SDK.",
+    ["indexed-db-unsupported" /* ErrorCode.INDEXED_DB_UNSUPPORTED */]: "This browser doesn't support indexedDb.open() (ex. Safari iFrame, Firefox Private Browsing, etc)",
+    ["failed-service-worker-registration" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */]: 'We are unable to register the default service worker. {$browserErrorMessage}',
+    ["token-subscribe-failed" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */]: 'A problem occurred while subscribing the user to FCM: {$errorInfo}',
+    ["token-subscribe-no-token" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */]: 'FCM returned no token when subscribing the user to push.',
+    ["token-unsubscribe-failed" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */]: 'A problem occurred while unsubscribing the ' +
+        'user from FCM: {$errorInfo}',
+    ["token-update-failed" /* ErrorCode.TOKEN_UPDATE_FAILED */]: 'A problem occurred while updating the user from FCM: {$errorInfo}',
+    ["token-update-no-token" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */]: 'FCM returned no token when updating the user to push.',
+    ["use-sw-after-get-token" /* ErrorCode.USE_SW_AFTER_GET_TOKEN */]: 'The useServiceWorker() method may only be called once and must be ' +
+        'called before calling getToken() to ensure your service worker is used.',
+    ["invalid-sw-registration" /* ErrorCode.INVALID_SW_REGISTRATION */]: 'The input to useServiceWorker() must be a ServiceWorkerRegistration.',
+    ["invalid-bg-handler" /* ErrorCode.INVALID_BG_HANDLER */]: 'The input to setBackgroundMessageHandler() must be a function.',
+    ["invalid-vapid-key" /* ErrorCode.INVALID_VAPID_KEY */]: 'The public VAPID key must be a string.',
+    ["use-vapid-key-after-get-token" /* ErrorCode.USE_VAPID_KEY_AFTER_GET_TOKEN */]: 'The usePublicVapidKey() method may only be called once and must be ' +
+        'called before calling getToken() to ensure your VAPID key is used.'
+};
+const ERROR_FACTORY = new util.ErrorFactory('messaging', 'Messaging', ERROR_MAP);
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function requestGetToken(firebaseDependencies, subscriptionOptions) {
+    const headers = await getHeaders(firebaseDependencies);
+    const body = getBody(subscriptionOptions);
+    const subscribeOptions = {
+        method: 'POST',
+        headers,
+        body: JSON.stringify(body)
+    };
+    let responseData;
+    try {
+        const response = await fetch(getEndpoint(firebaseDependencies.appConfig), subscribeOptions);
+        responseData = await response.json();
+    }
+    catch (err) {
+        throw ERROR_FACTORY.create("token-subscribe-failed" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {
+            errorInfo: err?.toString()
+        });
+    }
+    if (responseData.error) {
+        const message = responseData.error.message;
+        throw ERROR_FACTORY.create("token-subscribe-failed" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {
+            errorInfo: message
+        });
+    }
+    if (!responseData.token) {
+        throw ERROR_FACTORY.create("token-subscribe-no-token" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */);
+    }
+    return responseData.token;
+}
+async function requestUpdateToken(firebaseDependencies, tokenDetails) {
+    const headers = await getHeaders(firebaseDependencies);
+    const body = getBody(tokenDetails.subscriptionOptions);
+    const updateOptions = {
+        method: 'PATCH',
+        headers,
+        body: JSON.stringify(body)
+    };
+    let responseData;
+    try {
+        const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${tokenDetails.token}`, updateOptions);
+        responseData = await response.json();
+    }
+    catch (err) {
+        throw ERROR_FACTORY.create("token-update-failed" /* ErrorCode.TOKEN_UPDATE_FAILED */, {
+            errorInfo: err?.toString()
+        });
+    }
+    if (responseData.error) {
+        const message = responseData.error.message;
+        throw ERROR_FACTORY.create("token-update-failed" /* ErrorCode.TOKEN_UPDATE_FAILED */, {
+            errorInfo: message
+        });
+    }
+    if (!responseData.token) {
+        throw ERROR_FACTORY.create("token-update-no-token" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */);
+    }
+    return responseData.token;
+}
+async function requestDeleteToken(firebaseDependencies, token) {
+    const headers = await getHeaders(firebaseDependencies);
+    const unsubscribeOptions = {
+        method: 'DELETE',
+        headers
+    };
+    try {
+        const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${token}`, unsubscribeOptions);
+        const responseData = await response.json();
+        if (responseData.error) {
+            const message = responseData.error.message;
+            throw ERROR_FACTORY.create("token-unsubscribe-failed" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {
+                errorInfo: message
+            });
+        }
+    }
+    catch (err) {
+        throw ERROR_FACTORY.create("token-unsubscribe-failed" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {
+            errorInfo: err?.toString()
+        });
+    }
+}
+function getEndpoint({ projectId }) {
+    return `${ENDPOINT}/projects/${projectId}/registrations`;
+}
+async function getHeaders({ appConfig, installations }) {
+    const authToken = await installations.getToken();
+    return new Headers({
+        'Content-Type': 'application/json',
+        Accept: 'application/json',
+        'x-goog-api-key': appConfig.apiKey,
+        'x-goog-firebase-installations-auth': `FIS ${authToken}`
+    });
+}
+function getBody({ p256dh, auth, endpoint, vapidKey }) {
+    const body = {
+        web: {
+            endpoint,
+            auth,
+            p256dh
+        }
+    };
+    if (vapidKey !== DEFAULT_VAPID_KEY) {
+        body.web.applicationPubKey = vapidKey;
+    }
+    return body;
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// UpdateRegistration will be called once every week.
+const TOKEN_EXPIRATION_MS = 7 * 24 * 60 * 60 * 1000; // 7 days
+async function getTokenInternal(messaging) {
+    const pushSubscription = await getPushSubscription(messaging.swRegistration, messaging.vapidKey);
+    const subscriptionOptions = {
+        vapidKey: messaging.vapidKey,
+        swScope: messaging.swRegistration.scope,
+        endpoint: pushSubscription.endpoint,
+        auth: arrayToBase64(pushSubscription.getKey('auth')),
+        p256dh: arrayToBase64(pushSubscription.getKey('p256dh'))
+    };
+    const tokenDetails = await dbGet(messaging.firebaseDependencies);
+    if (!tokenDetails) {
+        // No token, get a new one.
+        return getNewToken(messaging.firebaseDependencies, subscriptionOptions);
+    }
+    else if (!isTokenValid(tokenDetails.subscriptionOptions, subscriptionOptions)) {
+        // Invalid token, get a new one.
+        try {
+            await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);
+        }
+        catch (e) {
+            // Suppress errors because of #2364
+            console.warn(e);
+        }
+        return getNewToken(messaging.firebaseDependencies, subscriptionOptions);
+    }
+    else if (Date.now() >= tokenDetails.createTime + TOKEN_EXPIRATION_MS) {
+        // Weekly token refresh
+        return updateToken(messaging, {
+            token: tokenDetails.token,
+            createTime: Date.now(),
+            subscriptionOptions
+        });
+    }
+    else {
+        // Valid token, nothing to do.
+        return tokenDetails.token;
+    }
+}
+/**
+ * This method deletes the token from the database, unsubscribes the token from FCM, and unregisters
+ * the push subscription if it exists.
+ */
+async function deleteTokenInternal(messaging) {
+    const tokenDetails = await dbGet(messaging.firebaseDependencies);
+    if (tokenDetails) {
+        await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);
+        await dbRemove(messaging.firebaseDependencies);
+    }
+    // Unsubscribe from the push subscription.
+    const pushSubscription = await messaging.swRegistration.pushManager.getSubscription();
+    if (pushSubscription) {
+        return pushSubscription.unsubscribe();
+    }
+    // If there's no SW, consider it a success.
+    return true;
+}
+async function updateToken(messaging, tokenDetails) {
+    try {
+        const updatedToken = await requestUpdateToken(messaging.firebaseDependencies, tokenDetails);
+        const updatedTokenDetails = {
+            ...tokenDetails,
+            token: updatedToken,
+            createTime: Date.now()
+        };
+        await dbSet(messaging.firebaseDependencies, updatedTokenDetails);
+        return updatedToken;
+    }
+    catch (e) {
+        throw e;
+    }
+}
+async function getNewToken(firebaseDependencies, subscriptionOptions) {
+    const token = await requestGetToken(firebaseDependencies, subscriptionOptions);
+    const tokenDetails = {
+        token,
+        createTime: Date.now(),
+        subscriptionOptions
+    };
+    await dbSet(firebaseDependencies, tokenDetails);
+    return tokenDetails.token;
+}
+/**
+ * Gets a PushSubscription for the current user.
+ */
+async function getPushSubscription(swRegistration, vapidKey) {
+    const subscription = await swRegistration.pushManager.getSubscription();
+    if (subscription) {
+        return subscription;
+    }
+    return swRegistration.pushManager.subscribe({
+        userVisibleOnly: true,
+        // Chrome <= 75 doesn't support base64-encoded VAPID key. For backward compatibility, VAPID key
+        // submitted to pushManager#subscribe must be of type Uint8Array.
+        applicationServerKey: base64ToArray(vapidKey)
+    });
+}
+/**
+ * Checks if the saved tokenDetails object matches the configuration provided.
+ */
+function isTokenValid(dbOptions, currentOptions) {
+    const isVapidKeyEqual = currentOptions.vapidKey === dbOptions.vapidKey;
+    const isEndpointEqual = currentOptions.endpoint === dbOptions.endpoint;
+    const isAuthEqual = currentOptions.auth === dbOptions.auth;
+    const isP256dhEqual = currentOptions.p256dh === dbOptions.p256dh;
+    return isVapidKeyEqual && isEndpointEqual && isAuthEqual && isP256dhEqual;
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function externalizePayload(internalPayload) {
+    const payload = {
+        from: internalPayload.from,
+        // eslint-disable-next-line camelcase
+        collapseKey: internalPayload.collapse_key,
+        // eslint-disable-next-line camelcase
+        messageId: internalPayload.fcmMessageId
+    };
+    propagateNotificationPayload(payload, internalPayload);
+    propagateDataPayload(payload, internalPayload);
+    propagateFcmOptions(payload, internalPayload);
+    return payload;
+}
+function propagateNotificationPayload(payload, messagePayloadInternal) {
+    if (!messagePayloadInternal.notification) {
+        return;
+    }
+    payload.notification = {};
+    const title = messagePayloadInternal.notification.title;
+    if (!!title) {
+        payload.notification.title = title;
+    }
+    const body = messagePayloadInternal.notification.body;
+    if (!!body) {
+        payload.notification.body = body;
+    }
+    const image = messagePayloadInternal.notification.image;
+    if (!!image) {
+        payload.notification.image = image;
+    }
+    const icon = messagePayloadInternal.notification.icon;
+    if (!!icon) {
+        payload.notification.icon = icon;
+    }
+}
+function propagateDataPayload(payload, messagePayloadInternal) {
+    if (!messagePayloadInternal.data) {
+        return;
+    }
+    payload.data = messagePayloadInternal.data;
+}
+function propagateFcmOptions(payload, messagePayloadInternal) {
+    // fcmOptions.link value is written into notification.click_action. see more in b/232072111
+    if (!messagePayloadInternal.fcmOptions &&
+        !messagePayloadInternal.notification?.click_action) {
+        return;
+    }
+    payload.fcmOptions = {};
+    const link = messagePayloadInternal.fcmOptions?.link ??
+        messagePayloadInternal.notification?.click_action;
+    if (!!link) {
+        payload.fcmOptions.link = link;
+    }
+    // eslint-disable-next-line camelcase
+    const analyticsLabel = messagePayloadInternal.fcmOptions?.analytics_label;
+    if (!!analyticsLabel) {
+        payload.fcmOptions.analyticsLabel = analyticsLabel;
+    }
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function isConsoleMessage(data) {
+    // This message has a campaign ID, meaning it was sent using the Firebase Console.
+    return typeof data === 'object' && !!data && CONSOLE_CAMPAIGN_ID in data;
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+_mergeStrings('AzSCbw63g1R0nCw85jG8', 'Iaya3yLKwmgvh7cF0q4');
+function _mergeStrings(s1, s2) {
+    const resultArray = [];
+    for (let i = 0; i < s1.length; i++) {
+        resultArray.push(s1.charAt(i));
+        if (i < s2.length) {
+            resultArray.push(s2.charAt(i));
+        }
+    }
+    return resultArray.join('');
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function extractAppConfig(app) {
+    if (!app || !app.options) {
+        throw getMissingValueError('App Configuration Object');
+    }
+    if (!app.name) {
+        throw getMissingValueError('App Name');
+    }
+    // Required app config keys
+    const configKeys = [
+        'projectId',
+        'apiKey',
+        'appId',
+        'messagingSenderId'
+    ];
+    const { options } = app;
+    for (const keyName of configKeys) {
+        if (!options[keyName]) {
+            throw getMissingValueError(keyName);
+        }
+    }
+    return {
+        appName: app.name,
+        projectId: options.projectId,
+        apiKey: options.apiKey,
+        appId: options.appId,
+        senderId: options.messagingSenderId
+    };
+}
+function getMissingValueError(valueName) {
+    return ERROR_FACTORY.create("missing-app-config-values" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {
+        valueName
+    });
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+class MessagingService {
+    constructor(app, installations, analyticsProvider) {
+        // logging is only done with end user consent. Default to false.
+        this.deliveryMetricsExportedToBigQueryEnabled = false;
+        this.onBackgroundMessageHandler = null;
+        this.onMessageHandler = null;
+        this.logEvents = [];
+        this.isLogServiceStarted = false;
+        const appConfig = extractAppConfig(app);
+        this.firebaseDependencies = {
+            app,
+            appConfig,
+            installations,
+            analyticsProvider
+        };
+    }
+    _delete() {
+        return Promise.resolve();
+    }
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function registerDefaultSw(messaging) {
+    try {
+        messaging.swRegistration = await navigator.serviceWorker.register(DEFAULT_SW_PATH, {
+            scope: DEFAULT_SW_SCOPE
+        });
+        // The timing when browser updates sw when sw has an update is unreliable from experiment. It
+        // leads to version conflict when the SDK upgrades to a newer version in the main page, but sw
+        // is stuck with the old version. For example,
+        // https://github.com/firebase/firebase-js-sdk/issues/2590 The following line reliably updates
+        // sw if there was an update.
+        messaging.swRegistration.update().catch(() => {
+            /* it is non blocking and we don't care if it failed */
+        });
+        await waitForRegistrationActive(messaging.swRegistration);
+    }
+    catch (e) {
+        throw ERROR_FACTORY.create("failed-service-worker-registration" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */, {
+            browserErrorMessage: e?.message
+        });
+    }
+}
+/**
+ * Waits for registration to become active. MDN documentation claims that
+ * a service worker registration should be ready to use after awaiting
+ * navigator.serviceWorker.register() but that doesn't seem to be the case in
+ * practice, causing the SDK to throw errors when calling
+ * swRegistration.pushManager.subscribe() too soon after register(). The only
+ * solution seems to be waiting for the service worker registration `state`
+ * to become "active".
+ */
+async function waitForRegistrationActive(registration) {
+    return new Promise((resolve, reject) => {
+        const rejectTimeout = setTimeout(() => reject(new Error(`Service worker not registered after ${DEFAULT_REGISTRATION_TIMEOUT} ms`)), DEFAULT_REGISTRATION_TIMEOUT);
+        const incomingSw = registration.installing || registration.waiting;
+        if (registration.active) {
+            clearTimeout(rejectTimeout);
+            resolve();
+        }
+        else if (incomingSw) {
+            incomingSw.onstatechange = ev => {
+                if (ev.target?.state === 'activated') {
+                    incomingSw.onstatechange = null;
+                    clearTimeout(rejectTimeout);
+                    resolve();
+                }
+            };
+        }
+        else {
+            clearTimeout(rejectTimeout);
+            reject(new Error('No incoming service worker found.'));
+        }
+    });
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function updateSwReg(messaging, swRegistration) {
+    if (!swRegistration && !messaging.swRegistration) {
+        await registerDefaultSw(messaging);
+    }
+    if (!swRegistration && !!messaging.swRegistration) {
+        return;
+    }
+    if (!(swRegistration instanceof ServiceWorkerRegistration)) {
+        throw ERROR_FACTORY.create("invalid-sw-registration" /* ErrorCode.INVALID_SW_REGISTRATION */);
+    }
+    messaging.swRegistration = swRegistration;
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function updateVapidKey(messaging, vapidKey) {
+    if (!!vapidKey) {
+        messaging.vapidKey = vapidKey;
+    }
+    else if (!messaging.vapidKey) {
+        messaging.vapidKey = DEFAULT_VAPID_KEY;
+    }
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function getToken$1(messaging, options) {
+    if (!navigator) {
+        throw ERROR_FACTORY.create("only-available-in-window" /* ErrorCode.AVAILABLE_IN_WINDOW */);
+    }
+    if (Notification.permission === 'default') {
+        await Notification.requestPermission();
+    }
+    if (Notification.permission !== 'granted') {
+        throw ERROR_FACTORY.create("permission-blocked" /* ErrorCode.PERMISSION_BLOCKED */);
+    }
+    await updateVapidKey(messaging, options?.vapidKey);
+    await updateSwReg(messaging, options?.serviceWorkerRegistration);
+    return getTokenInternal(messaging);
+}
+
+/**
+ * @license
+ * Copyright 2019 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function logToScion(messaging, messageType, data) {
+    const eventType = getEventType(messageType);
+    const analytics = await messaging.firebaseDependencies.analyticsProvider.get();
+    analytics.logEvent(eventType, {
+        /* eslint-disable camelcase */
+        message_id: data[CONSOLE_CAMPAIGN_ID],
+        message_name: data[CONSOLE_CAMPAIGN_NAME],
+        message_time: data[CONSOLE_CAMPAIGN_TIME],
+        message_device_time: Math.floor(Date.now() / 1000)
+        /* eslint-enable camelcase */
+    });
+}
+function getEventType(messageType) {
+    switch (messageType) {
+        case MessageType.NOTIFICATION_CLICKED:
+            return 'notification_open';
+        case MessageType.PUSH_RECEIVED:
+            return 'notification_foreground';
+        default:
+            throw new Error();
+    }
+}
+
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function messageEventListener(messaging, event) {
+    const internalPayload = event.data;
+    if (!internalPayload.isFirebaseMessaging) {
+        return;
+    }
+    if (messaging.onMessageHandler &&
+        internalPayload.messageType === MessageType.PUSH_RECEIVED) {
+        if (typeof messaging.onMessageHandler === 'function') {
+            messaging.onMessageHandler(externalizePayload(internalPayload));
+        }
+        else {
+            messaging.onMessageHandler.next(externalizePayload(internalPayload));
+        }
+    }
+    // Log to Scion if applicable
+    const dataPayload = internalPayload.data;
+    if (isConsoleMessage(dataPayload) &&
+        dataPayload[CONSOLE_CAMPAIGN_ANALYTICS_ENABLED] === '1') {
+        await logToScion(messaging, internalPayload.messageType, dataPayload);
+    }
+}
+
+const name = "@firebase/messaging";
+const version = "0.12.23";
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+const WindowMessagingFactory = (container) => {
+    const messaging = new MessagingService(container.getProvider('app').getImmediate(), container.getProvider('installations-internal').getImmediate(), container.getProvider('analytics-internal'));
+    navigator.serviceWorker.addEventListener('message', e => messageEventListener(messaging, e));
+    return messaging;
+};
+const WindowMessagingInternalFactory = (container) => {
+    const messaging = container
+        .getProvider('messaging')
+        .getImmediate();
+    const messagingInternal = {
+        getToken: (options) => getToken$1(messaging, options)
+    };
+    return messagingInternal;
+};
+function registerMessagingInWindow() {
+    app._registerComponent(new component.Component('messaging', WindowMessagingFactory, "PUBLIC" /* ComponentType.PUBLIC */));
+    app._registerComponent(new component.Component('messaging-internal', WindowMessagingInternalFactory, "PRIVATE" /* ComponentType.PRIVATE */));
+    app.registerVersion(name, version);
+    // BUILD_TARGET will be replaced by values like esm, cjs, etc during the compilation
+    app.registerVersion(name, version, 'cjs2020');
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Checks if all required APIs exist in the browser.
+ * @returns a Promise that resolves to a boolean.
+ *
+ * @public
+ */
+async function isWindowSupported() {
+    try {
+        // This throws if open() is unsupported, so adding it to the conditional
+        // statement below can cause an uncaught error.
+        await util.validateIndexedDBOpenable();
+    }
+    catch (e) {
+        return false;
+    }
+    // firebase-js-sdk/issues/2393 reveals that idb#open in Safari iframe and Firefox private browsing
+    // might be prohibited to run. In these contexts, an error would be thrown during the messaging
+    // instantiating phase, informing the developers to import/call isSupported for special handling.
+    return (typeof window !== 'undefined' &&
+        util.isIndexedDBAvailable() &&
+        util.areCookiesEnabled() &&
+        'serviceWorker' in navigator &&
+        'PushManager' in window &&
+        'Notification' in window &&
+        'fetch' in window &&
+        ServiceWorkerRegistration.prototype.hasOwnProperty('showNotification') &&
+        PushSubscription.prototype.hasOwnProperty('getKey'));
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+async function deleteToken$1(messaging) {
+    if (!navigator) {
+        throw ERROR_FACTORY.create("only-available-in-window" /* ErrorCode.AVAILABLE_IN_WINDOW */);
+    }
+    if (!messaging.swRegistration) {
+        await registerDefaultSw(messaging);
+    }
+    return deleteTokenInternal(messaging);
+}
+
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function onMessage$1(messaging, nextOrObserver) {
+    if (!navigator) {
+        throw ERROR_FACTORY.create("only-available-in-window" /* ErrorCode.AVAILABLE_IN_WINDOW */);
+    }
+    messaging.onMessageHandler = nextOrObserver;
+    return () => {
+        messaging.onMessageHandler = null;
+    };
+}
+
+/**
+ * @license
+ * Copyright 2017 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Retrieves a Firebase Cloud Messaging instance.
+ *
+ * @returns The Firebase Cloud Messaging instance associated with the provided firebase app.
+ *
+ * @public
+ */
+function getMessagingInWindow(app$1 = app.getApp()) {
+    // Conscious decision to make this async check non-blocking during the messaging instance
+    // initialization phase for performance consideration. An error would be thrown latter for
+    // developer's information. Developers can then choose to import and call `isSupported` for
+    // special handling.
+    isWindowSupported().then(isSupported => {
+        // If `isWindowSupported()` resolved, but returned false.
+        if (!isSupported) {
+            throw ERROR_FACTORY.create("unsupported-browser" /* ErrorCode.UNSUPPORTED_BROWSER */);
+        }
+    }, _ => {
+        // If `isWindowSupported()` rejected.
+        throw ERROR_FACTORY.create("indexed-db-unsupported" /* ErrorCode.INDEXED_DB_UNSUPPORTED */);
+    });
+    return app._getProvider(util.getModularInstance(app$1), 'messaging').getImmediate();
+}
+/**
+ * Subscribes the {@link Messaging} instance to push notifications. Returns a Firebase Cloud
+ * Messaging registration token that can be used to send push messages to that {@link Messaging}
+ * instance.
+ *
+ * If notification permission isn't already granted, this method asks the user for permission. The
+ * returned promise rejects if the user does not allow the app to show notifications.
+ *
+ * @param messaging - The {@link Messaging} instance.
+ * @param options - Provides an optional vapid key and an optional service worker registration.
+ *
+ * @returns The promise resolves with an FCM registration token.
+ *
+ * @public
+ */
+async function getToken(messaging, options) {
+    messaging = util.getModularInstance(messaging);
+    return getToken$1(messaging, options);
+}
+/**
+ * Deletes the registration token associated with this {@link Messaging} instance and unsubscribes
+ * the {@link Messaging} instance from the push subscription.
+ *
+ * @param messaging - The {@link Messaging} instance.
+ *
+ * @returns The promise resolves when the token has been successfully deleted.
+ *
+ * @public
+ */
+function deleteToken(messaging) {
+    messaging = util.getModularInstance(messaging);
+    return deleteToken$1(messaging);
+}
+/**
+ * When a push message is received and the user is currently on a page for your origin, the
+ * message is passed to the page and an `onMessage()` event is dispatched with the payload of
+ * the push message.
+ *
+ *
+ * @param messaging - The {@link Messaging} instance.
+ * @param nextOrObserver - This function, or observer object with `next` defined,
+ *     is called when a message is received and the user is currently viewing your page.
+ * @returns To stop listening for messages execute this returned function.
+ *
+ * @public
+ */
+function onMessage(messaging, nextOrObserver) {
+    messaging = util.getModularInstance(messaging);
+    return onMessage$1(messaging, nextOrObserver);
+}
+
+/**
+ * The Firebase Cloud Messaging Web SDK.
+ * This SDK does not work in a Node.js environment.
+ *
+ * @packageDocumentation
+ */
+registerMessagingInWindow();
+
+exports.deleteToken = deleteToken;
+exports.getMessaging = getMessagingInWindow;
+exports.getToken = getToken;
+exports.isSupported = isWindowSupported;
+exports.onMessage = onMessage;
+//# sourceMappingURL=index.cjs.js.map