Improve oauth state restore logic

src/components/auth/actions.js

@@ -162,12 +162,18 @@ export function oAuthValidate(oauthData) {
     );
 }
 
+/**
+ * @param {object} params
+ * @param {bool} params.accept=false
+ *
+ * @return {Promise}
+ */
 export function oAuthComplete(params = {}) {
-    localStorage.removeItem('oauthData');
-
     return wrapInLoader((dispatch, getState) =>
         oauth.complete(getState().auth.oauth, params)
             .then((resp) => {
+                localStorage.removeItem('oauthData');
+
                 if (resp.redirectUri.startsWith('static_page')) {
                     resp.code = resp.redirectUri.match(/code=(.+)&/)[1];
                     resp.redirectUri = resp.redirectUri.match(/^(.+)\?/)[1];
@@ -195,6 +201,7 @@ export function oAuthComplete(params = {}) {
 
 function handleOauthParamsValidation(resp = {}) {
     dispatchBsod();
+    localStorage.removeItem('oauthData');
 
     // eslint-disable-next-line no-alert
     resp.userMessage && setTimeout(() => alert(resp.userMessage), 500); // 500 ms to allow re-render

src/services/authFlow/AuthFlow.js

@@ -6,6 +6,7 @@ import OAuthState from './OAuthState';
 import ForgotPasswordState from './ForgotPasswordState';
 import RecoverPasswordState from './RecoverPasswordState';
 import ActivationState from './ActivationState';
+import CompleteState from './CompleteState';
 import ResendActivationState from './ResendActivationState';
 
 export default class AuthFlow {
@@ -39,8 +40,6 @@ export default class AuthFlow {
 
         this.getState = store.getState.bind(store);
         this.dispatch = store.dispatch.bind(store);
-
-        this.restoreOAuthState();
     }
 
     resolve(payload = {}) {
@@ -131,6 +130,10 @@ export default class AuthFlow {
 
         this.currentRequest = request;
 
+        if (this.restoreOAuthState()) {
+            return;
+        }
+
         switch (path) {
             case '/register':
                 this.setState(new RegisterState());
@@ -176,15 +179,25 @@ export default class AuthFlow {
     }
 
     /**
+     * Tries to restore last oauth request, if it was stored in localStorage
+     * in last 2 hours
      * @api private
+     *
+     * @return {bool} - whether oauth state is being restored
      */
     restoreOAuthState() {
         try {
             const data = JSON.parse(localStorage.getItem('oauthData'));
+            const expirationTime = 2 * 60 * 60 * 1000; // 2h
 
-            if (Date.now() - data.timestamp < 60 * 60 * 1000) {
-                this.run('oAuthValidate', data.payload);
+            if (Date.now() - data.timestamp < expirationTime) {
+                this.run('oAuthValidate', data.payload)
+                    .then(() => this.setState(new CompleteState()));
+
+                return true;
             }
         } catch (err) {/* bad luck :( */}
+
+        return false;
     }
 }

tests/services/authFlow/AuthFlow.test.js

@@ -10,6 +10,7 @@ import ForgotPasswordState from 'services/authFlow/ForgotPasswordState';
 import ActivationState from 'services/authFlow/ActivationState';
 import ResendActivationState from 'services/authFlow/ResendActivationState';
 import LoginState from 'services/authFlow/LoginState';
+import CompleteState from 'services/authFlow/CompleteState';
 
 describe('AuthFlow', () => {
     let flow;
@@ -34,10 +35,6 @@ describe('AuthFlow', () => {
     });
 
     describe('#setStore', () => {
-        afterEach(() => {
-            localStorage.removeItem('oauthData');
-        });
-
         it('should create #navigate, #getState, #dispatch', () => {
             flow.setStore({
                 getState() {},
@@ -48,39 +45,64 @@ describe('AuthFlow', () => {
             expect(flow.dispatch, 'to be defined');
             expect(flow.navigate, 'to be defined');
         });
+    });
 
-        it('should restore oauth state from localStorage', () => {
-            const oauthData = {};
+    describe('#restoreOAuthState', () => {
+        let oauthData;
+
+        beforeEach(() => {
+            oauthData = {foo: 'bar'};
             localStorage.setItem('oauthData', JSON.stringify({
                 timestamp: Date.now() - 10,
                 payload: oauthData
             }));
 
             sinon.stub(flow, 'run').named('flow.run');
-
-            flow.setStore({
-                getState() {},
-                dispatch() {}
+            flow.run.returns({then: (fn) => fn()});
+            sinon.stub(flow, 'setState').named('flow.setState');
         });
 
+        afterEach(() => {
+            localStorage.removeItem('oauthData');
+        });
+
+        it('should call to restoreOAuthState', () => {
+            sinon.stub(flow, 'restoreOAuthState').named('flow.restoreOAuthState');
+
+            flow.handleRequest({path: '/'});
+
+            expect(flow.restoreOAuthState, 'was called');
+        });
+
+        it('should restore oauth state from localStorage', () => {
+            flow.handleRequest({path: '/'});
+
             expect(flow.run, 'to have a call satisfying', [
                 'oAuthValidate', oauthData
             ]);
         });
 
+        it('should transition to CompleteState', () => {
+            flow.handleRequest({path: '/'});
+
+            expect(flow.setState, 'to have a call satisfying', [
+                expect.it('to be a', CompleteState)
+            ]);
+        });
+
+        it('should not handle current request', () => {
+            flow.handleRequest({path: '/'});
+
+            expect(flow.setState, 'was called once');
+        });
+
         it('should not restore outdated (>1h) oauth state', () => {
-            const oauthData = {};
             localStorage.setItem('oauthData', JSON.stringify({
-                timestamp: Date.now() - 60 * 60 * 1000,
+                timestamp: Date.now() - 2 * 60 * 60 * 1000,
                 payload: oauthData
             }));
 
-            sinon.stub(flow, 'run').named('flow.run');
-
-            flow.setStore({
-                getState() {},
-                dispatch() {}
-            });
+            flow.handleRequest({path: '/'});
 
             expect(flow.run, 'was not called');
         });