Add lightweight GraphQL query for PR numbers

- Created PullRequestNumbers query that fetches only number, title, and author
- Added getPullRequestNumbers() method to GitHubRepository
- Updated checkout command to use new lightweight query
- Reverted title change in package.nls.json per feedback

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

Author: Copilot

package.nls.json

@@ -210,7 +210,7 @@
 	"command.pr.focusDescriptionInput.title": "Focus Pull Request Description Review Input",
 	"command.pr.showDiffSinceLastReview.title": "Show Changes Since Last Review",
 	"command.pr.showDiffAll.title": "Show All Changes",
-	"command.pr.checkoutByNumber.title": "Checkout Pull Request...",
+	"command.pr.checkoutByNumber.title": "Checkout Pull Request by Number",
 	"command.review.openFile.title": "Open File",
 	"command.review.openLocalFile.title": "Open File",
 	"command.review.approve.title": "Approve",

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

@@ -105,6 +105,7 @@ declare module 'vscode' {
 		isComplete?: boolean;
 		toolSpecificData?: ChatTerminalToolInvocationData;
 		fromSubAgent?: boolean;
+		presentation?: 'hidden' | 'hiddenAfterComplete' | undefined;
 
 		constructor(toolName: string, toolCallId: string, isError?: boolean);
 	}

src/commands.ts

@@ -23,7 +23,7 @@ import { ChatSessionWithPR, CrossChatSessionWithPR } from './github/copilotApi';
 import { CopilotRemoteAgentManager, SessionIdForPr } from './github/copilotRemoteAgent';
 import { FolderRepositoryManager } from './github/folderRepositoryManager';
 import { GitHubRepository } from './github/githubRepository';
-import { Issue, PRType } from './github/interface';
+import { Issue } from './github/interface';
 import { IssueModel } from './github/issueModel';
 import { IssueOverviewPanel } from './github/issueOverview';
 import { GHPRComment, GHPRCommentThread, TemporaryComment } from './github/prComment';
@@ -1616,23 +1616,26 @@ ${contents}
 			let acceptDisposable: vscode.Disposable | undefined;
 			let hideDisposable: vscode.Disposable | undefined;
 
-			// Fetch all open PRs
+			// Fetch all open PRs (lightweight query)
 			try {
-				const prs = await githubRepo.manager.getPullRequests(PRType.All, { fetchNextPage: false });
+				const prs = await githubRepo.repo.getPullRequestNumbers();
+				if (!prs) {
+					return vscode.window.showErrorMessage(vscode.l10n.t('Failed to fetch pull requests'));
+				}
 				// Sort PRs by number in descending order (most recent first)
-				const sortedPRs = prs.items.sort((a, b) => b.number - a.number);
-				const prItems: (vscode.QuickPickItem & { pr: PullRequestModel })[] = sortedPRs.map(pr => ({
+				const sortedPRs = prs.sort((a, b) => b.number - a.number);
+				const prItems: (vscode.QuickPickItem & { prNumber: number })[] = sortedPRs.map(pr => ({
 					label: `#${pr.number}`,
 					description: pr.title,
 					detail: `by @${pr.author.login}`,
-					pr
+					prNumber: pr.number
 				}));
 
 				quickPick.items = prItems;
 				quickPick.busy = false;
 
 				// Handle selection
-				const selected = await new Promise<(vscode.QuickPickItem & { pr?: PullRequestModel }) | string | undefined>((resolve) => {
+				const selected = await new Promise<(vscode.QuickPickItem & { prNumber?: number }) | string | undefined>((resolve) => {
 					acceptDisposable = quickPick.onDidAccept(() => {
 						if (quickPick.selectedItems.length > 0) {
 							resolve(quickPick.selectedItems[0]);
@@ -1661,9 +1664,9 @@ ${contents}
 						return vscode.window.showErrorMessage(parseResult.errorMessage || vscode.l10n.t('Invalid pull request number or URL'));
 					}
 					prModel = await githubRepo.manager.fetchById(githubRepo.repo, parseResult.prNumber);
-				} else if (selected.pr) {
+				} else if (selected.prNumber) {
 					// User selected from the list
-					prModel = selected.pr;
+					prModel = await githubRepo.manager.fetchById(githubRepo.repo, selected.prNumber);
 				}
 
 				if (prModel) {

src/github/githubRepository.ts

@@ -27,6 +27,7 @@ import {
 	OrganizationTeamsCountResponse,
 	OrganizationTeamsResponse,
 	OrgProjectsResponse,
+	PullRequestNumbersResponse,
 	PullRequestParticipantsResponse,
 	PullRequestResponse,
 	PullRequestsResponse,
@@ -668,6 +669,40 @@ export class GitHubRepository extends Disposable {
 		return undefined;
 	}
 
+	async getPullRequestNumbers(): Promise<{ number: number; title: string; author: { login: string } }[] | undefined> {
+		let remote: GitHubRemote | undefined;
+		try {
+			Logger.debug(`Fetch pull request numbers - enter`, this.id);
+			const ensured = await this.ensure();
+			remote = ensured.remote;
+			const { query, schema } = ensured;
+			const { data } = await query<PullRequestNumbersResponse>({
+				query: schema.PullRequestNumbers,
+				variables: {
+					owner: remote.owner,
+					name: remote.repositoryName,
+					first: 100,
+				},
+			});
+			Logger.debug(`Fetch pull request numbers - done`, this.id);
+
+			if (data?.repository?.pullRequests) {
+				return data.repository.pullRequests.nodes;
+			}
+		} catch (e) {
+			Logger.error(`Fetching pull request numbers failed: ${e}`, this.id);
+			if (e.status === 404) {
+				// not found
+				vscode.window.showWarningMessage(
+					`Fetching pull request numbers for remote '${remote?.remoteName}' failed, please check if the repository ${remote?.owner}/${remote?.repositoryName} is valid.`,
+				);
+			} else {
+				throw e;
+			}
+		}
+		return undefined;
+	}
+
 	async getPullRequestForBranch(branch: string, headOwner: string): Promise<PullRequestModel | undefined> {
 		let remote: GitHubRemote | undefined;
 		try {

src/github/graphql.ts

@@ -844,6 +844,20 @@ export interface PullRequestsResponse {
 	} | null;
 }
 
+export interface PullRequestNumbersResponse {
+	repository: {
+		pullRequests: {
+			nodes: {
+				number: number;
+				title: string;
+				author: {
+					login: string;
+				};
+			}[]
+		}
+	} | null;
+}
+
 export interface MaxIssueResponse {
 	repository: {
 		issues: {

src/github/queries.gql

@@ -763,4 +763,25 @@ mutation ReplaceActorsForAssignable($input: ReplaceActorsForAssignableInput!) {
 			}
 		}
 	}
+}
+
+fragment PullRequestNumberFragment on PullRequest {
+	number
+	title
+	author {
+		login
+	}
+}
+
+query PullRequestNumbers($owner: String!, $name: String!, $first: Int!) {
+	repository(owner: $owner, name: $name) {
+		pullRequests(first: $first, states: OPEN, orderBy: { field: CREATED_AT, direction: DESC }) {
+			nodes {
+				...PullRequestNumberFragment
+			}
+		}
+	}
+	rateLimit {
+		...RateLimit
+	}
 }