Use URI handler instead of direct GitHub URLs for Open button

Co-authored-by: alexr00 <38270282+alexr00@users.noreply.github.com>

Author: Copilot

src/@types/vscode.proposed.chatSessionsProvider.d.ts

@@ -95,6 +95,11 @@ declare module 'vscode' {
 		 */
 		description?: string | MarkdownString;
 
+		/**
+		 * An optional badge that provides additional context about the chat session.
+		 */
+		badge?: string | MarkdownString;
+
 		/**
 		 * An optional status indicating the current state of the session.
 		 */

src/lm/tools/summarizeIssueTool.ts

@@ -7,6 +7,7 @@
 import * as vscode from 'vscode';
 import { FetchIssueResult } from './fetchIssueTool';
 import { concatAsyncIterable, TOOL_COMMAND_RESULT } from './toolsUtils';
+import { toOpenIssueWebviewUri, toOpenPullRequestWebviewUri } from '../../common/uri';
 
 export class IssueSummarizationTool implements vscode.LanguageModelTool<FetchIssueResult> {
 	public static readonly toolId = 'github-pull-request_issue_summarize';
@@ -64,12 +65,13 @@ Body: ${comment.body}
 		const issueNumber = options.input.issueNumber;
 		const itemType = options.input.itemType;
 		if (owner && repo && issueNumber && itemType) {
-			const type = itemType === 'issue' ? 'issues' : 'pull';
-			const url = `https://github.com/${owner}/${repo}/${type}/${issueNumber}`;
+			const uri = itemType === 'issue'
+				? await toOpenIssueWebviewUri({ owner, repo, issueNumber })
+				: await toOpenPullRequestWebviewUri({ owner, repo, pullRequestNumber: issueNumber });
 			const openCommand: vscode.Command = {
 				title: 'Open',
 				command: 'vscode.open',
-				arguments: [vscode.Uri.parse(url)]
+				arguments: [uri]
 			};
 			content.push(new vscode.LanguageModelTextPart(TOOL_COMMAND_RESULT));
 			content.push(new vscode.LanguageModelTextPart(JSON.stringify(openCommand)));

src/lm/tools/summarizeNotificationsTool.ts

@@ -7,6 +7,7 @@
 import * as vscode from 'vscode';
 import { FetchNotificationResult } from './fetchNotificationTool';
 import { concatAsyncIterable, TOOL_COMMAND_RESULT } from './toolsUtils';
+import { toOpenIssueWebviewUri, toOpenPullRequestWebviewUri } from '../../common/uri';
 
 export class NotificationSummarizationTool implements vscode.LanguageModelTool<FetchNotificationResult> {
 	public static readonly toolId = 'github-pull-request_notification_summarize';
@@ -93,12 +94,13 @@ Body: ${comment.body}
 
 			// Add Open command
 			if (owner && repo && itemNumber && itemType) {
-				const type = itemType === 'issue' ? 'issues' : 'pull';
-				const url = `https://github.com/${owner}/${repo}/${type}/${itemNumber}`;
+				const uri = itemType === 'issue'
+					? await toOpenIssueWebviewUri({ owner, repo, issueNumber: Number(itemNumber) })
+					: await toOpenPullRequestWebviewUri({ owner, repo, pullRequestNumber: Number(itemNumber) });
 				const openCommand: vscode.Command = {
 					title: 'Open',
 					command: 'vscode.open',
-					arguments: [vscode.Uri.parse(url)]
+					arguments: [uri]
 				};
 				content.push(new vscode.LanguageModelTextPart(TOOL_COMMAND_RESULT));
 				content.push(new vscode.LanguageModelTextPart(JSON.stringify(openCommand)));