@firebase/installations - npm Package Compare versions

Comparing version 0.1.5-canary.76539be to 0.1.5-canary.9678bf9

dist/index.cjs.js

@@ -12,3 +12,3 @@ 'use strict';
 
-var version = "0.1.5-canary.76539be";
+var version = "0.1.5-canary.9678bf9";
 
@@ -640,38 +640,2 @@ /**
  */
-function getId(app) {
-    return tslib_1.__awaiter(this, void 0, void 0, function () {
-        var appConfig, _a, installationEntry, registrationPromise;
-        return tslib_1.__generator(this, function (_b) {
-            switch (_b.label) {
-                case 0:
-                    appConfig = extractAppConfig(app);
-                    return [4 /*yield*/, getInstallationEntry(appConfig)];
-                case 1:
-                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
-                    if (registrationPromise) {
-                        // Suppress registration errors as they are not a problem for getId.
-                        registrationPromise.catch(function () { });
-                    }
-                    return [2 /*return*/, installationEntry.fid];
-            }
-        });
-    });
-}
-
-/**
- * @license
- * Copyright 2019 Google Inc.
- *
- * 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 generateAuthToken(appConfig, installationEntry) {
@@ -731,47 +695,10 @@ return tslib_1.__awaiter(this, void 0, void 0, function () {
  */
-function getToken(app) {
+/**
+ * Returns a valid authentication token for the installation. Generates a new
+ * token if one doesn't exist, is expired or about to expire.
+ *
+ * Should only be called if the Firebase Installation is registered.
+ */
+function refreshAuthToken(appConfig) {
     return tslib_1.__awaiter(this, void 0, void 0, function () {
-        var appConfig;
-        return tslib_1.__generator(this, function (_a) {
-            switch (_a.label) {
-                case 0:
-                    appConfig = extractAppConfig(app);
-                    return [4 /*yield*/, completeInstallationRegistration(appConfig)];
-                case 1:
-                    _a.sent();
-                    // At this point we either have a Registered Installation in the DB, or we've
-                    // already thrown an error.
-                    return [2 /*return*/, fetchAuthToken(appConfig)];
-            }
-        });
-    });
-}
-function completeInstallationRegistration(appConfig) {
-    return tslib_1.__awaiter(this, void 0, void 0, function () {
-        var _a, installationEntry, registrationPromise;
-        return tslib_1.__generator(this, function (_b) {
-            switch (_b.label) {
-                case 0: return [4 /*yield*/, getInstallationEntry(appConfig)];
-                case 1:
-                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
-                    if (!registrationPromise) return [3 /*break*/, 3];
-                    // A createInstallation request is in progress. Wait until it finishes.
-                    return [4 /*yield*/, registrationPromise];
-                case 2:
-                    // A createInstallation request is in progress. Wait until it finishes.
-                    _b.sent();
-                    return [3 /*break*/, 4];
-                case 3:
-                    if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
-                        // Installation ID can't be registered.
-                        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
-                    }
-                    _b.label = 4;
-                case 4: return [2 /*return*/];
-            }
-        });
-    });
-}
-function fetchAuthToken(appConfig) {
-    return tslib_1.__awaiter(this, void 0, void 0, function () {
         var tokenPromise, entry, authToken, _a;
@@ -957,2 +884,103 @@ return tslib_1.__generator(this, function (_b) {
  */
+function getId(app) {
+    return tslib_1.__awaiter(this, void 0, void 0, function () {
+        var appConfig, _a, installationEntry, registrationPromise;
+        return tslib_1.__generator(this, function (_b) {
+            switch (_b.label) {
+                case 0:
+                    appConfig = extractAppConfig(app);
+                    return [4 /*yield*/, getInstallationEntry(appConfig)];
+                case 1:
+                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
+                    if (registrationPromise) {
+                        // Suppress registration errors as they are not a problem for getId.
+                        registrationPromise.catch(function () { });
+                    }
+                    if (installationEntry.registrationStatus === 2 /* COMPLETED */) {
+                        // If the installation is already registered, update the authentication
+                        // token if needed. Suppress errors as they are not relevant to getId.
+                        refreshAuthToken(appConfig).catch(function () { });
+                    }
+                    return [2 /*return*/, installationEntry.fid];
+            }
+        });
+    });
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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 getToken(app) {
+    return tslib_1.__awaiter(this, void 0, void 0, function () {
+        var appConfig;
+        return tslib_1.__generator(this, function (_a) {
+            switch (_a.label) {
+                case 0:
+                    appConfig = extractAppConfig(app);
+                    return [4 /*yield*/, completeInstallationRegistration(appConfig)];
+                case 1:
+                    _a.sent();
+                    // At this point we either have a Registered Installation in the DB, or we've
+                    // already thrown an error.
+                    return [2 /*return*/, refreshAuthToken(appConfig)];
+            }
+        });
+    });
+}
+function completeInstallationRegistration(appConfig) {
+    return tslib_1.__awaiter(this, void 0, void 0, function () {
+        var _a, installationEntry, registrationPromise;
+        return tslib_1.__generator(this, function (_b) {
+            switch (_b.label) {
+                case 0: return [4 /*yield*/, getInstallationEntry(appConfig)];
+                case 1:
+                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
+                    if (!registrationPromise) return [3 /*break*/, 3];
+                    // A createInstallation request is in progress. Wait until it finishes.
+                    return [4 /*yield*/, registrationPromise];
+                case 2:
+                    // A createInstallation request is in progress. Wait until it finishes.
+                    _b.sent();
+                    return [3 /*break*/, 4];
+                case 3:
+                    if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
+                        // Installation ID can't be registered.
+                        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
+                    }
+                    _b.label = 4;
+                case 4: return [2 /*return*/];
+            }
+        });
+    });
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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 deleteInstallation(appConfig, installationEntry) {
@@ -959,0 +987,0 @@ return tslib_1.__awaiter(this, void 0, void 0, function () {

dist/index.esm.js

@@ -7,3 +7,3 @@ import firebase from '@firebase/app';
 
-var version = "0.1.5-canary.76539be";
+var version = "0.1.5-canary.9678bf9";
 
@@ -635,38 +635,2 @@ /**
  */
-function getId(app) {
-    return __awaiter(this, void 0, void 0, function () {
-        var appConfig, _a, installationEntry, registrationPromise;
-        return __generator(this, function (_b) {
-            switch (_b.label) {
-                case 0:
-                    appConfig = extractAppConfig(app);
-                    return [4 /*yield*/, getInstallationEntry(appConfig)];
-                case 1:
-                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
-                    if (registrationPromise) {
-                        // Suppress registration errors as they are not a problem for getId.
-                        registrationPromise.catch(function () { });
-                    }
-                    return [2 /*return*/, installationEntry.fid];
-            }
-        });
-    });
-}
-
-/**
- * @license
- * Copyright 2019 Google Inc.
- *
- * 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 generateAuthToken(appConfig, installationEntry) {
@@ -726,47 +690,10 @@ return __awaiter(this, void 0, void 0, function () {
  */
-function getToken(app) {
+/**
+ * Returns a valid authentication token for the installation. Generates a new
+ * token if one doesn't exist, is expired or about to expire.
+ *
+ * Should only be called if the Firebase Installation is registered.
+ */
+function refreshAuthToken(appConfig) {
     return __awaiter(this, void 0, void 0, function () {
-        var appConfig;
-        return __generator(this, function (_a) {
-            switch (_a.label) {
-                case 0:
-                    appConfig = extractAppConfig(app);
-                    return [4 /*yield*/, completeInstallationRegistration(appConfig)];
-                case 1:
-                    _a.sent();
-                    // At this point we either have a Registered Installation in the DB, or we've
-                    // already thrown an error.
-                    return [2 /*return*/, fetchAuthToken(appConfig)];
-            }
-        });
-    });
-}
-function completeInstallationRegistration(appConfig) {
-    return __awaiter(this, void 0, void 0, function () {
-        var _a, installationEntry, registrationPromise;
-        return __generator(this, function (_b) {
-            switch (_b.label) {
-                case 0: return [4 /*yield*/, getInstallationEntry(appConfig)];
-                case 1:
-                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
-                    if (!registrationPromise) return [3 /*break*/, 3];
-                    // A createInstallation request is in progress. Wait until it finishes.
-                    return [4 /*yield*/, registrationPromise];
-                case 2:
-                    // A createInstallation request is in progress. Wait until it finishes.
-                    _b.sent();
-                    return [3 /*break*/, 4];
-                case 3:
-                    if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
-                        // Installation ID can't be registered.
-                        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
-                    }
-                    _b.label = 4;
-                case 4: return [2 /*return*/];
-            }
-        });
-    });
-}
-function fetchAuthToken(appConfig) {
-    return __awaiter(this, void 0, void 0, function () {
         var tokenPromise, entry, authToken, _a;
@@ -952,2 +879,103 @@ return __generator(this, function (_b) {
  */
+function getId(app) {
+    return __awaiter(this, void 0, void 0, function () {
+        var appConfig, _a, installationEntry, registrationPromise;
+        return __generator(this, function (_b) {
+            switch (_b.label) {
+                case 0:
+                    appConfig = extractAppConfig(app);
+                    return [4 /*yield*/, getInstallationEntry(appConfig)];
+                case 1:
+                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
+                    if (registrationPromise) {
+                        // Suppress registration errors as they are not a problem for getId.
+                        registrationPromise.catch(function () { });
+                    }
+                    if (installationEntry.registrationStatus === 2 /* COMPLETED */) {
+                        // If the installation is already registered, update the authentication
+                        // token if needed. Suppress errors as they are not relevant to getId.
+                        refreshAuthToken(appConfig).catch(function () { });
+                    }
+                    return [2 /*return*/, installationEntry.fid];
+            }
+        });
+    });
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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 getToken(app) {
+    return __awaiter(this, void 0, void 0, function () {
+        var appConfig;
+        return __generator(this, function (_a) {
+            switch (_a.label) {
+                case 0:
+                    appConfig = extractAppConfig(app);
+                    return [4 /*yield*/, completeInstallationRegistration(appConfig)];
+                case 1:
+                    _a.sent();
+                    // At this point we either have a Registered Installation in the DB, or we've
+                    // already thrown an error.
+                    return [2 /*return*/, refreshAuthToken(appConfig)];
+            }
+        });
+    });
+}
+function completeInstallationRegistration(appConfig) {
+    return __awaiter(this, void 0, void 0, function () {
+        var _a, installationEntry, registrationPromise;
+        return __generator(this, function (_b) {
+            switch (_b.label) {
+                case 0: return [4 /*yield*/, getInstallationEntry(appConfig)];
+                case 1:
+                    _a = _b.sent(), installationEntry = _a.installationEntry, registrationPromise = _a.registrationPromise;
+                    if (!registrationPromise) return [3 /*break*/, 3];
+                    // A createInstallation request is in progress. Wait until it finishes.
+                    return [4 /*yield*/, registrationPromise];
+                case 2:
+                    // A createInstallation request is in progress. Wait until it finishes.
+                    _b.sent();
+                    return [3 /*break*/, 4];
+                case 3:
+                    if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
+                        // Installation ID can't be registered.
+                        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
+                    }
+                    _b.label = 4;
+                case 4: return [2 /*return*/];
+            }
+        });
+    });
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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 deleteInstallation(appConfig, installationEntry) {
@@ -954,0 +982,0 @@ return __awaiter(this, void 0, void 0, function () {

dist/index.esm2017.js

@@ -5,3 +5,3 @@ import firebase from '@firebase/app';
 
-const version = "0.1.5-canary.76539be";
+const version = "0.1.5-canary.9678bf9";
 
@@ -521,28 +521,2 @@ /**
  */
-async function getId(app) {
-    const appConfig = extractAppConfig(app);
-    const { installationEntry, registrationPromise } = await getInstallationEntry(appConfig);
-    if (registrationPromise) {
-        // Suppress registration errors as they are not a problem for getId.
-        registrationPromise.catch(() => { });
-    }
-    return installationEntry.fid;
-}
-
-/**
- * @license
- * Copyright 2019 Google Inc.
- *
- * 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 generateAuthToken(appConfig, installationEntry) {
@@ -591,21 +565,9 @@ const endpoint = getGenerateAuthTokenEndpoint(appConfig, installationEntry);
  */
-async function getToken(app) {
-    const appConfig = extractAppConfig(app);
-    await completeInstallationRegistration(appConfig);
-    // At this point we either have a Registered Installation in the DB, or we've
-    // already thrown an error.
-    return fetchAuthToken(appConfig);
-}
-async function completeInstallationRegistration(appConfig) {
-    const { installationEntry, registrationPromise } = await getInstallationEntry(appConfig);
-    if (registrationPromise) {
-        // A createInstallation request is in progress. Wait until it finishes.
-        await registrationPromise;
-    }
-    else if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
-        // Installation ID can't be registered.
-        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
-    }
-}
-async function fetchAuthToken(appConfig) {
+/**
+ * Returns a valid authentication token for the installation. Generates a new
+ * token if one doesn't exist, is expired or about to expire.
+ *
+ * Should only be called if the Firebase Installation is registered.
+ */
+async function refreshAuthToken(appConfig) {
     let tokenPromise;
@@ -744,2 +706,68 @@ const entry = await update(appConfig, (oldEntry) => {
  */
+async function getId(app) {
+    const appConfig = extractAppConfig(app);
+    const { installationEntry, registrationPromise } = await getInstallationEntry(appConfig);
+    if (registrationPromise) {
+        // Suppress registration errors as they are not a problem for getId.
+        registrationPromise.catch(() => { });
+    }
+    if (installationEntry.registrationStatus === 2 /* COMPLETED */) {
+        // If the installation is already registered, update the authentication
+        // token if needed. Suppress errors as they are not relevant to getId.
+        refreshAuthToken(appConfig).catch(() => { });
+    }
+    return installationEntry.fid;
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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(app) {
+    const appConfig = extractAppConfig(app);
+    await completeInstallationRegistration(appConfig);
+    // At this point we either have a Registered Installation in the DB, or we've
+    // already thrown an error.
+    return refreshAuthToken(appConfig);
+}
+async function completeInstallationRegistration(appConfig) {
+    const { installationEntry, registrationPromise } = await getInstallationEntry(appConfig);
+    if (registrationPromise) {
+        // A createInstallation request is in progress. Wait until it finishes.
+        await registrationPromise;
+    }
+    else if (installationEntry.registrationStatus !== 2 /* COMPLETED */) {
+        // Installation ID can't be registered.
+        throw ERROR_FACTORY.create("create-installation-failed" /* CREATE_INSTALLATION_FAILED */);
+    }
+}
+
+/**
+ * @license
+ * Copyright 2019 Google Inc.
+ *
+ * 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 deleteInstallation(appConfig, installationEntry) {
@@ -746,0 +774,0 @@ const endpoint = getDeleteEndpoint(appConfig, installationEntry);

package.json

 {
   "name": "@firebase/installations",
-  "version": "0.1.5-canary.76539be",
+  "version": "0.1.5-canary.9678bf9",
   "main": "dist/index.cjs.js",
@@ -48,8 +48,8 @@ "module": "dist/index.esm.js",
   "peerDependencies": {
-    "@firebase/app": "0.4.4-canary.76539be",
-    "@firebase/app-types": "0.4.0-canary.76539be"
+    "@firebase/app": "0.4.4-canary.9678bf9",
+    "@firebase/app-types": "0.4.0-canary.9678bf9"
   },
   "dependencies": {
-    "@firebase/installations-types": "0.1.1-canary.76539be",
-    "@firebase/util": "0.2.18-canary.76539be",
+    "@firebase/installations-types": "0.1.1-canary.9678bf9",
+    "@firebase/util": "0.2.18-canary.9678bf9",
     "idb": "3.0.2",
@@ -56,0 +56,0 @@ "tslib": "1.9.3"

src/functions/get-id.test.ts

@@ -21,2 +21,3 @@ /**
 import * as getInstallationEntryModule from '../helpers/get-installation-entry';
+import * as refreshAuthTokenModule from '../helpers/refresh-auth-token';
 import { AppConfig } from '../interfaces/app-config';
@@ -40,3 +41,7 @@ import { RequestStatus } from '../interfaces/installation-entry';
       'getInstallationEntry'
-    ).resolves({
+    );
+  });
+
+  it('returns the FID in InstallationEntry returned by getInstallationEntry', async () => {
+    getInstallationEntrySpy.resolves({
       installationEntry: {
@@ -47,5 +52,3 @@ fid: FID,
     });
-  });
 
-  it('returns the FID in InstallationEntry returned by getInstallationEntry', async () => {
     const firebaseApp = getFakeApp();
@@ -56,2 +59,24 @@ const fid = await getId(firebaseApp);
   });
+
+  it('calls refreshAuthToken if the installation is registered', async () => {
+    getInstallationEntrySpy.resolves({
+      installationEntry: {
+        fid: FID,
+        registrationStatus: RequestStatus.COMPLETED,
+        refreshToken: 'refreshToken',
+        authToken: {
+          requestStatus: RequestStatus.NOT_STARTED
+        }
+      }
+    });
+
+    const refreshAuthTokenSpy = stub(
+      refreshAuthTokenModule,
+      'refreshAuthToken'
+    ).resolves('authToken');
+
+    const firebaseApp = getFakeApp();
+    await getId(firebaseApp);
+    expect(refreshAuthTokenSpy).to.be.calledOnce;
+  });
 });

src/functions/get-id.ts

@@ -21,2 +21,4 @@ /**
 import { getInstallationEntry } from '../helpers/get-installation-entry';
+import { refreshAuthToken } from '../helpers/refresh-auth-token';
+import { RequestStatus } from '../interfaces/installation-entry';
 
@@ -28,2 +30,3 @@ export async function getId(app: FirebaseApp): Promise<string> {
   );
+
   if (registrationPromise) {
@@ -33,3 +36,10 @@ // Suppress registration errors as they are not a problem for getId.
   }
+
+  if (installationEntry.registrationStatus === RequestStatus.COMPLETED) {
+    // If the installation is already registered, update the authentication
+    // token if needed. Suppress errors as they are not relevant to getId.
+    refreshAuthToken(appConfig).catch(() => {});
+  }
+
   return installationEntry.fid;
 }

src/functions/get-token.test.ts

@@ -297,3 +297,3 @@ /**
 
-    it('does not call generateAuthToken on subsequent calls', async () => {
+    it('does not call generateAuthToken twice on subsequent calls', async () => {
       await getToken(app);
@@ -304,2 +304,7 @@ await getToken(app);
 
+    it('does not call generateAuthToken twice on simultaneous calls', async () => {
+      await Promise.all([getToken(app), getToken(app)]);
+      expect(generateAuthTokenSpy).to.be.calledOnce;
+    });
+
     it('throws if the app is offline', async () => {
@@ -306,0 +311,0 @@ stub(navigator, 'onLine').value(false);

src/functions/get-token.ts

@@ -19,18 +19,8 @@ /**
 import { FirebaseApp } from '@firebase/app-types';
-import { generateAuthToken } from '../api/generate-auth-token';
 import { extractAppConfig } from '../helpers/extract-app-config';
 import { getInstallationEntry } from '../helpers/get-installation-entry';
-import { remove, set, update } from '../helpers/idb-manager';
+import { refreshAuthToken } from '../helpers/refresh-auth-token';
 import { AppConfig } from '../interfaces/app-config';
-import {
-  AuthToken,
-  CompletedAuthToken,
-  InProgressAuthToken,
-  InstallationEntry,
-  RegisteredInstallationEntry,
-  RequestStatus
-} from '../interfaces/installation-entry';
-import { PENDING_TIMEOUT_MS, TOKEN_EXPIRATION_BUFFER } from '../util/constants';
-import { ERROR_FACTORY, ErrorCode, isServerError } from '../util/errors';
-import { sleep } from '../util/sleep';
+import { RequestStatus } from '../interfaces/installation-entry';
+import { ERROR_FACTORY, ErrorCode } from '../util/errors';
 
@@ -44,3 +34,3 @@ export async function getToken(app: FirebaseApp): Promise<string> {
   // already thrown an error.
-  return fetchAuthToken(appConfig);
+  return refreshAuthToken(appConfig);
 }
@@ -63,167 +53,1 @@
 }
-
-async function fetchAuthToken(appConfig: AppConfig): Promise<string> {
-  let tokenPromise: Promise<CompletedAuthToken> | undefined;
-  const entry = await update(
-    appConfig,
-    (oldEntry?: InstallationEntry): RegisteredInstallationEntry => {
-      if (!isEntryRegistered(oldEntry)) {
-        throw ERROR_FACTORY.create(ErrorCode.NOT_REGISTERED);
-      }
-
-      const oldAuthToken = oldEntry.authToken;
-      if (isAuthTokenValid(oldAuthToken)) {
-        // There is a valid token in the DB.
-        return oldEntry;
-      } else if (oldAuthToken.requestStatus === RequestStatus.IN_PROGRESS) {
-        // There already is a token request in progress.
-        tokenPromise = waitUntilAuthTokenRequest(appConfig);
-        return oldEntry;
-      } else {
-        // No token or token expired.
-        if (!navigator.onLine) {
-          throw ERROR_FACTORY.create(ErrorCode.APP_OFFLINE);
-        }
-
-        const inProgressEntry = makeAuthTokenRequestInProgressEntry(oldEntry);
-        tokenPromise = fetchAuthTokenFromServer(appConfig, inProgressEntry);
-        return inProgressEntry;
-      }
-    }
-  );
-
-  const authToken: CompletedAuthToken = tokenPromise
-    ? await tokenPromise
-    : (entry.authToken as CompletedAuthToken);
-  return authToken.token;
-}
-
-/**
- * Call only if FID is registered and Auth Token request is in progress.
- */
-async function waitUntilAuthTokenRequest(
-  appConfig: AppConfig
-): Promise<CompletedAuthToken> {
-  // Unfortunately, there is no way of reliably observing when a value in
-  // IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),
-  // so we need to poll.
-
-  let entry = await updateAuthTokenRequest(appConfig);
-  while (entry.authToken.requestStatus === RequestStatus.IN_PROGRESS) {
-    // generateAuthToken still in progress.
-    await sleep(100);
-
-    entry = await updateAuthTokenRequest(appConfig);
-  }
-
-  const authToken = entry.authToken;
-  if (authToken.requestStatus === RequestStatus.NOT_STARTED) {
-    throw ERROR_FACTORY.create(ErrorCode.GENERATE_TOKEN_FAILED);
-  } else {
-    return authToken;
-  }
-}
-
-/**
- * Called only if there is a GenerateAuthToken request in progress.
- *
- * Updates the InstallationEntry in the DB based on the status of the
- * GenerateAuthToken request.
- *
- * Returns the updated InstallationEntry.
- */
-function updateAuthTokenRequest(
-  appConfig: AppConfig
-): Promise<RegisteredInstallationEntry> {
-  return update(
-    appConfig,
-    (oldEntry?: InstallationEntry): RegisteredInstallationEntry => {
-      if (!isEntryRegistered(oldEntry)) {
-        throw ERROR_FACTORY.create(ErrorCode.NOT_REGISTERED);
-      }
-
-      const oldAuthToken = oldEntry.authToken;
-      if (hasAuthTokenRequestTimedOut(oldAuthToken)) {
-        return {
-          ...oldEntry,
-          authToken: { requestStatus: RequestStatus.NOT_STARTED }
-        };
-      }
-
-      return oldEntry;
-    }
-  );
-}
-
-async function fetchAuthTokenFromServer(
-  appConfig: AppConfig,
-  installationEntry: RegisteredInstallationEntry
-): Promise<CompletedAuthToken> {
-  try {
-    const authToken = await generateAuthToken(appConfig, installationEntry);
-    const updatedInstallationEntry: RegisteredInstallationEntry = {
-      ...installationEntry,
-      authToken
-    };
-    await set(appConfig, updatedInstallationEntry);
-    return authToken;
-  } catch (e) {
-    if (isServerError(e) && (e.serverCode === 401 || e.serverCode === 404)) {
-      // Server returned a "FID not found" or a "Invalid authentication" error.
-      // Generate a new ID next time.
-      await remove(appConfig);
-    } else {
-      const updatedInstallationEntry: RegisteredInstallationEntry = {
-        ...installationEntry,
-        authToken: { requestStatus: RequestStatus.NOT_STARTED }
-      };
-      await set(appConfig, updatedInstallationEntry);
-    }
-    throw e;
-  }
-}
-
-function isEntryRegistered(
-  installationEntry: InstallationEntry | undefined
-): installationEntry is RegisteredInstallationEntry {
-  return (
-    installationEntry !== undefined &&
-    installationEntry.registrationStatus === RequestStatus.COMPLETED
-  );
-}
-
-function isAuthTokenValid(authToken: AuthToken): boolean {
-  return (
-    authToken.requestStatus === RequestStatus.COMPLETED &&
-    !isAuthTokenExpired(authToken)
-  );
-}
-
-function isAuthTokenExpired(authToken: CompletedAuthToken): boolean {
-  const now = Date.now();
-  return (
-    now < authToken.creationTime ||
-    authToken.creationTime + authToken.expiresIn < now + TOKEN_EXPIRATION_BUFFER
-  );
-}
-
-/** Returns an updated InstallationEntry with an InProgressAuthToken. */
-function makeAuthTokenRequestInProgressEntry(
-  oldEntry: RegisteredInstallationEntry
-): RegisteredInstallationEntry {
-  const inProgressAuthToken: InProgressAuthToken = {
-    requestStatus: RequestStatus.IN_PROGRESS,
-    requestTime: Date.now()
-  };
-  return {
-    ...oldEntry,
-    authToken: inProgressAuthToken
-  };
-}
-
-function hasAuthTokenRequestTimedOut(authToken: AuthToken): boolean {
-  return (
-    authToken.requestStatus === RequestStatus.IN_PROGRESS &&
-    authToken.requestTime + PENDING_TIMEOUT_MS < Date.now()
-  );
-}

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Improved metrics

Total package byte prevSize

666977

increased by4.26%

Number of package files

267

increased by4.71%

Lines of code

7467

increased by5.07%

Worsened metrics

Number of low license alerts

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increased by5.56%

Dependency changes

• + Added@firebase/app@0.4.4-canary.9678bf9(transitive)

• + Added@firebase/app-types@0.4.0-canary.9678bf9(transitive)

• + Added@firebase/installations-types@0.1.1-canary.9678bf9(transitive)

• + Added@firebase/logger@0.1.15-canary.9678bf9(transitive)

• + Added@firebase/util@0.2.18-canary.9678bf9(transitive)

• - Removed@firebase/app@0.4.4-canary.76539be(transitive)

• - Removed@firebase/app-types@0.4.0-canary.76539be(transitive)

• - Removed@firebase/installations-types@0.1.1-canary.76539be(transitive)

• - Removed@firebase/logger@0.1.15-canary.76539be(transitive)

• - Removed@firebase/util@0.2.18-canary.76539be(transitive)

• Updated@firebase/installations-types@0.1.1-canary.9678bf9

• Updated@firebase/util@0.2.18-canary.9678bf9