Implement SSOLoginHelper

Signed-off-by: RMidhunSuresh <rmidhunsuresh@gmail.com>

src/domain/login/SSOLoginViewModel.js

@@ -54,7 +54,7 @@ export class SSOLoginViewModel extends ViewModel{
         this._loadViewModel = this.track(new SessionLoadViewModel(this.childOptions({
             createAndStartSessionContainer: async () => {
                 if (loginOptions.sso) {
-                    this._sessionContainer.startWithLogin(loginOptions.sso(this._loginToken));
+                    this._sessionContainer.startWithLogin(loginOptions.token(this._loginToken));
                 }
                 return this._sessionContainer;
             },
@@ -73,7 +73,7 @@ export class SSOLoginViewModel extends ViewModel{
 
     async startSSOLogin() {
         await this.platform.settingsStorage.setString("sso_ongoing_login_homeserver", this._homeserver);
-        const link = `${this._homeserver}/_matrix/client/r0/login/sso/redirect?redirectUrl=${this.urlCreator.createSSOCallbackURL()}`;
+        const link = this._loginOptions.sso.ssoEndpointLink(this.urlCreator.createSSOCallbackURL());
         this.platform.openUrl(link);
     }
 }

src/matrix/SessionContainer.js

@@ -25,6 +25,7 @@ import {Sync, SyncStatus} from "./Sync.js";
 import {Session} from "./Session.js";
 import {PasswordLoginMethod} from "./login/PasswordLoginMethod.js";
 import {TokenLoginMethod} from "./login/TokenLoginMethod.js";
+import {SSOLoginHelper} from "./login/SSOLoginHelper.js";
 
 export const LoadStatus = createEnum(
     "NotLoading",
@@ -103,7 +104,7 @@ export class SessionContainer {
                 result.password = (username, password) => new PasswordLoginMethod({homeServer, username, password});
             }
             else if (flow.type === "m.login.sso" && flows.find(flow => flow.type === "m.login.token")) {
-                result.sso = loginToken => new TokenLoginMethod({homeServer, loginToken});
+                result.sso = new SSOLoginHelper(homeServer);
             }
             else if (flow.type === "m.login.token") {
                 result.token = loginToken => new TokenLoginMethod({homeServer, loginToken});

src/matrix/login/SSOLoginHelper.js

@@ -0,0 +1,25 @@
+/*
+Copyright 2021 The Matrix.org Foundation C.I.C.
+
+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.
+*/
+
+export class SSOLoginHelper{
+    constructor(homeserver) {
+        this._homeserver = homeserver;
+    }
+
+    ssoEndpointLink(redirectURL) {
+        return `${this._homeserver}/_matrix/client/r0/login/sso/redirect?redirectUrl=${redirectURL}`;
+    }
+}