Improve Login to DevSandbox button workflow

Signed-off-by: Jessica He <jhe@redhat.com>

Author: JessicaJHee

src/openshift/cluster.ts

@@ -500,6 +500,14 @@ export class Cluster extends OpenShiftItem {
         );
     }
 
+    static validateLoginToken(token: string): boolean {
+        const sha256Regex = new RegExp('^sha256~([A-Za-z0-9_]+)');
+        if (!sha256Regex.test(token)) {
+            return false;
+        }
+        return true;
+    }
+
     @vsCommand('openshift.explorer.login.clipboard')
     static async loginUsingClipboardToken(apiEndpointUrl: string, oauthRequestTokenUrl: string): Promise<string | null> {
         const clipboard = await Cluster.readFromClipboard();

src/webview/cluster/app/clusterView.scss

@@ -79,3 +79,27 @@
 .buttonSecondary:disabled {
     opacity: 0.4 !important;
 }
+
+.buttonRed {
+    white-space: nowrap !important;
+    display: inline-block !important;
+    margin-top: 8px !important;
+    margin-right: 8px !important;
+    background-color: #EE0000 !important;
+    color: white !important;
+}
+
+.buttonRed:hover {
+    color: white !important;
+    background-color: #BE0000 !important;
+    cursor: pointer !important;
+}
+
+.buttonRed:focus {
+    background-color: #BE0000 !important;
+    cursor: pointer !important;
+}
+
+.buttonRed:disabled {
+    opacity: 0.4 !important;
+}

src/webview/cluster/app/sandboxView.tsx

@@ -382,6 +382,9 @@ export default function addSandboxView(props): JSX.Element {
             postMessage('sandboxLoginUsingDataInClipboard', {apiEndpointUrl: currentState.apiEndpoint, oauthRequestTokenUrl: `${currentState.oauthTokenEndpoint}/request`});
         };
 
+        const invalidToken = currentState.errorCode === 'invalidToken';
+        const loginSandboxTitle = !invalidToken ? 'Login to DevSandbox OpenShift cluster with token from clipboard' : 'Token in clipboard is invalid. Select the Get Token option and copy to clipboard';
+
         return (
             <>
                 {( currentState.action === 'sandboxPageProvisioned' ) && (
@@ -410,11 +413,11 @@ export default function addSandboxView(props): JSX.Element {
                         <Tooltip title='Launch your DevSandbox console in browser' placement='bottom'>
                             <Button variant='contained' className='button' href={currentState.consoleDashboard}>Open Dashboard</Button>
                         </Tooltip>
-                        <Tooltip title='Copy token from DevSandbox console page in browser' placement='bottom'>
+                        <Tooltip title='Open the DevSandbox console page and copy the login token' placement='bottom'>
                             <Button variant='contained' className='button' href={`${currentState.oauthTokenEndpoint}/request`}>Get token</Button>
                         </Tooltip>
-                        <Tooltip title='Login to DevSandbox OpenShift cluster with token from clipboard' placement='bottom'>
-                            <Button variant='contained' className='buttonSecondary' onClick={handleLoginButton}>Login to DevSandbox</Button>
+                        <Tooltip title={loginSandboxTitle} placement='bottom'>
+                            <span><Button variant='contained' disabled={invalidToken} className='buttonRed' onClick={handleLoginButton}>Login to DevSandbox</Button></span>
                         </Tooltip>
                     </div>
                 )}

src/webview/cluster/clusterViewLoader.ts

@@ -110,7 +110,12 @@ async function clusterEditorMessageListener (event: any ): Promise<any> {
                 } else {
                     if (signupStatus.status.ready) {
                         const oauthInfo = await sandboxAPI.getOauthServerInfo(signupStatus.apiEndpoint);
-                        panel.webview.postMessage({action: 'sandboxPageProvisioned', statusInfo: signupStatus.username, consoleDashboard: signupStatus.consoleURL, apiEndpoint: signupStatus.apiEndpoint, oauthTokenEndpoint: oauthInfo.token_endpoint });
+                        let errCode = '';
+                        if (!Cluster.validateLoginToken(await vscode.env.clipboard.readText())) {
+                            errCode = 'invalidToken';
+                        }
+                        panel.webview.postMessage({ action: 'sandboxPageProvisioned', statusInfo: signupStatus.username, consoleDashboard: signupStatus.consoleURL, apiEndpoint: signupStatus.apiEndpoint, oauthTokenEndpoint: oauthInfo.token_endpoint, errorCode: errCode });
+                        pollClipboard(signupStatus);
                     } else {
                         // cluster is not ready and the reason is
                         if (signupStatus.status.verificationRequired) {
@@ -185,6 +190,22 @@ async function clusterEditorMessageListener (event: any ): Promise<any> {
     }
 }
 
+async function pollClipboard(signupStatus) {
+    while (panel) {
+        const previousContent = await vscode.env.clipboard.readText();
+        await new Promise(r => setTimeout(r, 500));
+        const currentContent = await vscode.env.clipboard.readText();
+        if (previousContent && previousContent !== currentContent) {
+            const oauthInfo = await sandboxAPI.getOauthServerInfo(signupStatus.apiEndpoint);
+            let errCode = '';
+            if (!Cluster.validateLoginToken(currentContent)){
+                errCode = 'invalidToken';
+            }
+            panel.webview.postMessage({action: 'sandboxPageProvisioned', statusInfo: signupStatus.username, consoleDashboard: signupStatus.consoleURL, apiEndpoint: signupStatus.apiEndpoint, oauthTokenEndpoint: oauthInfo.token_endpoint, errorCode: errCode});
+        }
+    }
+}
+
 export default class ClusterViewLoader {
     // eslint-disable-next-line @typescript-eslint/explicit-function-return-type
     static get extensionPath() {