bug: modified password placeholder text depending if remote URI is gi…

…thub (Fix #1176) (#1220)

* modified password placeholder text to only include PAT

* changed placeholder text if remote URI matches github https

* removed redundant type annotation

* get remote for no-auth git pull

* cleaned code and added catch for git clone

* removed comment

* removed old code

* fixed no-case-declarations error in the catch switch block

* fixed and ignored no-case-declaration errors

* removed redundant type annotation

* Update src/commandsAndMenu.tsx

Co-authored-by: Frédéric Collonval <fcollonval@users.noreply.github.com>

* updated translation strings and simplified gitPull

* make variable names more descriptive

---------

Co-authored-by: Frédéric Collonval <fcollonval@users.noreply.github.com>

src/cloneCommand.ts

@@ -79,6 +79,7 @@ export const gitCloneCommandPlugin: JupyterFrontEndPlugin<void> = {
               level: Level.ERROR,
               error: error as Error
             });
+            throw error;
           }
         }
       }

src/commandsAndMenu.tsx

@@ -1571,6 +1571,36 @@ export async function showGitOperationDialog<T>(
   authentication?: Git.IAuth,
   retry = false
 ): Promise<string> {
+  /**
+   * Returns the current remote's URL based on the current remote name and all the remotes
+   */
+  async function getCurrentRemote(currentRemoteName: string): Promise<string> {
+    const remoteList = await model.getRemotes().then(remoteList => {
+      return remoteList;
+    });
+
+    const currentRemote = remoteList.find(
+      remoteURI => remoteURI.name === currentRemoteName
+    );
+
+    if (currentRemote) {
+      return currentRemote?.url;
+    } else {
+      return '';
+    }
+  }
+
+  /**
+   * Returns the Git provider based on the domain name of the url
+   */
+  function getGitProviderHost(remoteUrl: string): string {
+    // Regex returns the word between "https" and "."
+    const re = /https:\/\/([^.]+)\./;
+    const result = remoteUrl.match(re) ?? [];
+    const gitProvider = result[1];
+    return gitProvider;
+  }
+
   try {
     let result: Git.IResultWithMessage;
     // the Git action
@@ -1612,21 +1642,65 @@ export async function showGitOperationDialog<T>(
         result = { code: -1, message: 'Unknown git command' };
         break;
     }
-
     return result.message;
   } catch (error) {
     if (
       AUTH_ERROR_MESSAGES.some(
         errorMessage => (error as Error).message.indexOf(errorMessage) > -1
       )
     ) {
+      // Change the placeholder message for GitHub
+      let gitPasswordPlaceholder = trans.__('password / personal access token');
+      let remoteGitProvider = '';
+
+      switch (operation) {
+        case Operation.Clone:
+          // eslint-disable-next-line no-case-declarations
+          const { url: encodedArgsUrl } = args as any as IGitCloneArgs;
+          remoteGitProvider = getGitProviderHost(
+            decodeURIComponent(encodedArgsUrl)
+          );
+          break;
+        case Operation.Push:
+        case Operation.ForcePush:
+        case Operation.Pull:
+          // If the remote is defined, check it against the remote URI list
+          if (model.currentBranch.upstream) {
+            // Compare the remote against the URI list
+            const remoteName = model.currentBranch.upstream.split('/')[0];
+            const currentRemoteUrl = await getCurrentRemote(remoteName);
+            remoteGitProvider = currentRemoteUrl
+              ? getGitProviderHost(currentRemoteUrl)
+              : '';
+          } else {
+            // if the remote is undefined, use first remote URI
+            const remoteList = await model.getRemotes().then(remoteList => {
+              return remoteList;
+            });
+            remoteGitProvider = getGitProviderHost(remoteList[0]?.url);
+          }
+          break;
+
+        case Operation.Fetch:
+          remoteGitProvider = await model
+            .getRemotes()
+            .then(remoteList => remoteList[0]?.url);
+          break;
+        default:
+          break;
+      }
+      // GitHub only verifies with personal access tokens
+      if (remoteGitProvider && remoteGitProvider.toLowerCase() === 'github') {
+        gitPasswordPlaceholder = trans.__('personal access token');
+      }
       // If the error is an authentication error, ask the user credentials
       const credentials = await showDialog({
         title: trans.__('Git credentials required'),
         body: new GitCredentialsForm(
           trans,
           trans.__('Enter credentials for remote repository'),
-          retry ? trans.__('Incorrect username or password.') : ''
+          retry ? trans.__('Incorrect username or password.') : '',
+          gitPasswordPlaceholder
         )
       });
 

src/git.ts

@@ -9,7 +9,8 @@ import { Git } from './tokens';
 export const AUTH_ERROR_MESSAGES = [
   'Invalid username or password',
   'could not read Username',
-  'could not read Password'
+  'could not read Password',
+  'Authentication error'
 ];
 
 /**

src/tokens.ts

@@ -360,6 +360,12 @@ export interface IGitExtension extends IDisposable {
    */
   getRelativeFilePath(path?: string): string | null;
 
+  /**
+   * Show remote repository for the current repository
+   * @returns promise which resolves to a list of remote repositories
+   */
+  getRemotes(): Promise<Git.IGitRemote[]>;
+
   /**
    * Add an entry in .gitignore file
    *

src/widgets/CredentialsBox.tsx

@@ -10,13 +10,16 @@ export class GitCredentialsForm
   extends Widget
   implements Dialog.IBodyWidget<Git.IAuth>
 {
+  private _passwordPlaceholder: string;
   constructor(
     trans: TranslationBundle,
     textContent = trans.__('Enter credentials for remote repository'),
-    warningContent = ''
+    warningContent = '',
+    passwordPlaceholder = trans.__('password / personal access token')
   ) {
     super();
     this._trans = trans;
+    this._passwordPlaceholder = passwordPlaceholder;
     this.node.appendChild(this.createBody(textContent, warningContent));
   }
 
@@ -41,9 +44,7 @@ export class GitCredentialsForm
     text.textContent = textContent;
     warning.textContent = warningContent;
     this._user.placeholder = this._trans.__('username');
-    this._password.placeholder = this._trans.__(
-      'password / personal access token'
-    );
+    this._password.placeholder = this._passwordPlaceholder;
 
     checkboxLabel.className = 'jp-CredentialsBox-label-checkbox';
     this._checkboxCacheCredentials.type = 'checkbox';