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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'use strict';
import * as vscode from 'vscode';
import { openPullRequestOnGitHub } from '../commands';
import { IComment } from '../common/comment';
import { commands, contexts } from '../common/executeCommands';
import { disposeAll } from '../common/lifecycle';
import Logger from '../common/logger';
import { DEFAULT_MERGE_METHOD, PR_SETTINGS_NAMESPACE } from '../common/settingKeys';
import { ITelemetry } from '../common/telemetry';
import { ReviewEvent } from '../common/timelineEvent';
import { asPromise, formatError } from '../common/utils';
import { IRequestMessage, PULL_REQUEST_OVERVIEW_VIEW_TYPE } from '../common/webview';
import { FolderRepositoryManager } from './folderRepositoryManager';
import {
GithubItemStateEnum,
IAccount,
isTeam,
ITeam,
MergeMethod,
MergeMethodsAvailability,
PullRequestMergeability,
reviewerId,
ReviewEventEnum,
ReviewState,
} from './interface';
import { IssueOverviewPanel } from './issueOverview';
import { PullRequestModel } from './pullRequestModel';
import { PullRequestView } from './pullRequestOverviewCommon';
import { pickEmail, reviewersQuickPick } from './quickPicks';
import { parseReviewers } from './utils';
import { MergeArguments, MergeResult, PullRequest, ReviewType, SubmitReviewReply } from './views';
export class PullRequestOverviewPanel extends IssueOverviewPanel<PullRequestModel> {
public static override ID: string = 'PullRequestOverviewPanel';
/**
* Track the currently panel. Only allow a single panel to exist at a time.
*/
public static override currentPanel?: PullRequestOverviewPanel;
private _repositoryDefaultBranch: string;
private _existingReviewers: ReviewState[] = [];
private _teamsCount = 0;
private _prListeners: vscode.Disposable[] = [];
private _isUpdating: boolean = false;
public static override async createOrShow(
telemetry: ITelemetry,
extensionUri: vscode.Uri,
folderRepositoryManager: FolderRepositoryManager,
issue: PullRequestModel,
toTheSide: boolean = false,
preserveFocus: boolean = true
) {
const activeColumn = toTheSide
? vscode.ViewColumn.Beside
: vscode.window.activeTextEditor
? vscode.window.activeTextEditor.viewColumn
: vscode.ViewColumn.One;
// If we already have a panel, show it.
// Otherwise, create a new panel.
if (PullRequestOverviewPanel.currentPanel) {
PullRequestOverviewPanel.currentPanel._panel.reveal(activeColumn, preserveFocus);
} else {
const title = `Pull Request #${issue.number.toString()}`;
PullRequestOverviewPanel.currentPanel = new PullRequestOverviewPanel(
telemetry,
extensionUri,
activeColumn || vscode.ViewColumn.Active,
title,
folderRepositoryManager
);
}
await PullRequestOverviewPanel.currentPanel!.update(folderRepositoryManager, issue);
}
protected override set _currentPanel(panel: PullRequestOverviewPanel | undefined) {
PullRequestOverviewPanel.currentPanel = panel;
}
public static override refresh(): void {
if (this.currentPanel) {
this.currentPanel.refreshPanel();
}
}
public static scrollToReview(): void {
if (this.currentPanel) {
this.currentPanel._postMessage({ command: 'pr.scrollToPendingReview' });
}
}
protected constructor(
telemetry: ITelemetry,
extensionUri: vscode.Uri,
column: vscode.ViewColumn,
title: string,
folderRepositoryManager: FolderRepositoryManager,
) {
super(telemetry, extensionUri, column, title, folderRepositoryManager, PULL_REQUEST_OVERVIEW_VIEW_TYPE, {
light: 'resources/icons/pr_webview.svg',
dark: 'resources/icons/dark/pr_webview.svg'
});
this.registerPrListeners();
this.setVisibilityContext();
this._register(folderRepositoryManager.onDidMergePullRequest(_ => {
this._postMessage({
command: 'update-state',
state: GithubItemStateEnum.Merged,
});
}));
this._register(vscode.commands.registerCommand('review.approveDescription', (e) => this.approvePullRequestCommand(e)));
this._register(vscode.commands.registerCommand('review.commentDescription', (e) => this.submitReviewCommand(e)));
this._register(vscode.commands.registerCommand('review.requestChangesDescription', (e) => this.requestChangesCommand(e)));
this._register(vscode.commands.registerCommand('review.approveOnDotComDescription', () => {
return openPullRequestOnGitHub(this._item, (this._item as any)._telemetry);
}));
this._register(vscode.commands.registerCommand('review.requestChangesOnDotComDescription', () => {
return openPullRequestOnGitHub(this._item, (this._item as any)._telemetry);
}));
}
registerPrListeners() {
disposeAll(this._prListeners);
this._prListeners.push(this._folderRepositoryManager.onDidChangeActivePullRequest(_ => {
if (this._folderRepositoryManager && this._item) {
const isCurrentlyCheckedOut = this._item.equals(this._folderRepositoryManager.activePullRequest);
this._postMessage({
command: 'pr.update-checkout-status',
isCurrentlyCheckedOut,
});
}
}));
if (this._item) {
this._prListeners.push(this._item.onDidChangeComments(() => {
if (!this._isUpdating) {
this.refreshPanel();
}
}));
}
}
protected override onDidChangeViewState(e: vscode.WebviewPanelOnDidChangeViewStateEvent): void {
super.onDidChangeViewState(e);
this.setVisibilityContext();
}
private setVisibilityContext() {
return commands.setContext(contexts.PULL_REQUEST_DESCRIPTION_VISIBLE, this._panel.visible);
}
/**
* Find currently configured user's review status for the current PR
* @param reviewers All the reviewers who have been requested to review the current PR
* @param pullRequestModel Model of the PR
*/
private getCurrentUserReviewState(reviewers: ReviewState[], currentUser: IAccount): string | undefined {
const review = reviewers.find(r => reviewerId(r.reviewer) === currentUser.login);
// There will always be a review. If not then the PR shouldn't have been or fetched/shown for the current user
return review?.state;
}
private isUpdateBranchWithGitHubEnabled(): boolean {
return this._item.isActive || vscode.workspace.getConfiguration(PR_SETTINGS_NAMESPACE).get('experimentalUpdateBranchWithGitHub', false);
}
protected override continueOnGitHub() {
const isCrossRepository: boolean =
!!this._item.base &&
!!this._item.head &&
!this._item.base.repositoryCloneUrl.equals(this._item.head.repositoryCloneUrl);
return super.continueOnGitHub() && isCrossRepository;
}
protected override async updateItem(pullRequestModel: PullRequestModel): Promise<void> {
try {
const [
pullRequest,
timelineEvents,
defaultBranch,
status,
requestedReviewers,
repositoryAccess,
branchInfo,
currentUser,
viewerCanEdit,
orgTeamsCount,
mergeQueueMethod,
isBranchUpToDateWithBase,
mergeability,
emailForCommit,
coAuthors
] = await Promise.all([
this._folderRepositoryManager.resolvePullRequest(
pullRequestModel.remote.owner,
pullRequestModel.remote.repositoryName,
pullRequestModel.number,
),
pullRequestModel.getTimelineEvents(),
this._folderRepositoryManager.getPullRequestRepositoryDefaultBranch(pullRequestModel),
pullRequestModel.getStatusChecks(),
pullRequestModel.getReviewRequests(),
this._folderRepositoryManager.getPullRequestRepositoryAccessAndMergeMethods(pullRequestModel),
this._folderRepositoryManager.getBranchNameForPullRequest(pullRequestModel),
this._folderRepositoryManager.getCurrentUser(pullRequestModel.githubRepository),
pullRequestModel.canEdit(),
this._folderRepositoryManager.getOrgTeamsCount(pullRequestModel.githubRepository),
this._folderRepositoryManager.mergeQueueMethodForBranch(pullRequestModel.base.ref, pullRequestModel.remote.owner, pullRequestModel.remote.repositoryName),
this._folderRepositoryManager.isHeadUpToDateWithBase(pullRequestModel),
pullRequestModel.getMergeability(),
this._folderRepositoryManager.getPreferredEmail(pullRequestModel),
pullRequestModel.getCoAuthors()
]);
if (!pullRequest) {
throw new Error(
`Fail to resolve Pull Request #${pullRequestModel.number} in ${pullRequestModel.remote.owner}/${pullRequestModel.remote.repositoryName}`,
);
}
this._item = pullRequest;
this.registerPrListeners();
this._repositoryDefaultBranch = defaultBranch!;
this._teamsCount = orgTeamsCount;
this.setPanelTitle(`Pull Request #${pullRequestModel.number.toString()}`);
const isCurrentlyCheckedOut = pullRequestModel.equals(this._folderRepositoryManager.activePullRequest);
const mergeMethodsAvailability = repositoryAccess!.mergeMethodsAvailability;
const defaultMergeMethod = getDefaultMergeMethod(mergeMethodsAvailability);
this._existingReviewers = parseReviewers(requestedReviewers!, timelineEvents!, pullRequest.author);
const isUpdateBranchWithGitHubEnabled: boolean = this.isUpdateBranchWithGitHubEnabled();
const reviewState = this.getCurrentUserReviewState(this._existingReviewers, currentUser);
Logger.debug('pr.initialize', PullRequestOverviewPanel.ID);
const baseContext = this.getInitializeContext(currentUser, pullRequest, coAuthors, timelineEvents, repositoryAccess, viewerCanEdit, []);
const context: Partial<PullRequest> = {
...baseContext,
isCurrentlyCheckedOut: isCurrentlyCheckedOut,
isRemoteBaseDeleted: pullRequest.isRemoteBaseDeleted,
base: pullRequest.base.label,
isRemoteHeadDeleted: pullRequest.isRemoteHeadDeleted,
isLocalHeadDeleted: !branchInfo,
head: pullRequest.head?.label ?? '',
repositoryDefaultBranch: defaultBranch,
status: status[0],
reviewRequirement: status[1],
canUpdateBranch: pullRequest.item.viewerCanUpdate && !isBranchUpToDateWithBase && isUpdateBranchWithGitHubEnabled,
mergeable: mergeability.mergeability,
reviewers: this._existingReviewers,
isDraft: pullRequest.isDraft,
mergeMethodsAvailability,
defaultMergeMethod,
autoMerge: pullRequest.autoMerge,
allowAutoMerge: pullRequest.allowAutoMerge,
autoMergeMethod: pullRequest.autoMergeMethod,
mergeQueueMethod: mergeQueueMethod,
mergeQueueEntry: pullRequest.mergeQueueEntry,
mergeCommitMeta: pullRequest.mergeCommitMeta,
squashCommitMeta: pullRequest.squashCommitMeta,
isIssue: false,
emailForCommit,
currentUserReviewState: reviewState,
revertable: pullRequest.state === GithubItemStateEnum.Merged
};
this._postMessage({
command: 'pr.initialize',
pullrequest: context
});
if (pullRequest.isResolved()) {
this._folderRepositoryManager.checkBranchUpToDate(pullRequest, true);
}
} catch (e) {
vscode.window.showErrorMessage(`Error updating pull request description: ${formatError(e)}`);
}
}
public override async update(
folderRepositoryManager: FolderRepositoryManager,
pullRequestModel: PullRequestModel,
): Promise<void> {
if (this._folderRepositoryManager !== folderRepositoryManager) {
this._folderRepositoryManager = folderRepositoryManager;
this.registerPrListeners();
}
this._postMessage({
command: 'set-scroll',
scrollPosition: this._scrollPosition,
});
if (!this._item || (this._item.number !== pullRequestModel.number) || !this._panel.webview.html) {
this._panel.webview.html = this.getHtmlForWebview();
}
return vscode.window.withProgress({ location: { viewId: 'pr:github' } }, () => this.updateItem(pullRequestModel));
}
protected override async _onDidReceiveMessage(message: IRequestMessage<any>) {
const result = await super._onDidReceiveMessage(message);
if (result !== this.MESSAGE_UNHANDLED) {
return;
}
switch (message.command) {
case 'pr.checkout':
return this.checkoutPullRequest(message);
case 'pr.merge':
return this.mergePullRequest(message);
case 'pr.change-email':
return this.changeEmail(message);
case 'pr.deleteBranch':
return this.deleteBranch(message);
case 'pr.readyForReview':
return this.setReadyForReview(message);
case 'pr.approve':
return this.approvePullRequestMessage(message);
case 'pr.request-changes':
return this.requestChangesMessage(message);
case 'pr.checkout-default-branch':
return this.checkoutDefaultBranch(message);
case 'pr.apply-patch':
return this.applyPatch(message);
case 'pr.open-diff':
return this.openDiff(message);
case 'pr.resolve-comment-thread':
return this.resolveCommentThread(message);
case 'pr.checkMergeability':
return this._replyMessage(message, await this._item.getMergeability());
case 'pr.change-reviewers':
return this.changeReviewers(message);
case 'pr.update-automerge':
return this.updateAutoMerge(message);
case 'pr.dequeue':
return this.dequeue(message);
case 'pr.enqueue':
return this.enqueue(message);
case 'pr.update-branch':
return this.updateBranch(message);
case 'pr.gotoChangesSinceReview':
return this.gotoChangesSinceReview();
case 'pr.re-request-review':
return this.reRequestReview(message);
case 'pr.revert':
return this.revert(message);
}
}
private gotoChangesSinceReview() {
this._item.showChangesSinceReview = true;
}
private async changeReviewers(message: IRequestMessage<void>): Promise<void> {
let quickPick: vscode.QuickPick<vscode.QuickPickItem & {
user?: IAccount | ITeam | undefined;
}> | undefined;
try {
quickPick = await reviewersQuickPick(this._folderRepositoryManager, this._item.remote.remoteName, this._item.base.isInOrganization, this._teamsCount, this._item.author, this._existingReviewers, this._item.suggestedReviewers);
quickPick.busy = false;
const acceptPromise: Promise<(IAccount | ITeam)[]> = asPromise<void>(quickPick.onDidAccept).then(() => {
const pickedReviewers: (IAccount | ITeam)[] | undefined = quickPick?.selectedItems.filter(item => item.user).map(item => item.user) as (IAccount | ITeam)[];
const botReviewers = this._existingReviewers.filter(reviewer => !isTeam(reviewer.reviewer) && reviewer.reviewer.accountType === 'Bot').map(reviewer => reviewer.reviewer);
return pickedReviewers.concat(botReviewers);
});
const hidePromise = asPromise<void>(quickPick.onDidHide);
const allReviewers = await Promise.race<(IAccount | ITeam)[] | void>([acceptPromise, hidePromise]);
quickPick.busy = true;
quickPick.enabled = false;
if (allReviewers) {
const newUserReviewers: IAccount[] = [];
const newTeamReviewers: ITeam[] = [];
allReviewers.forEach(reviewer => {
const newReviewers: (IAccount | ITeam)[] = isTeam(reviewer) ? newTeamReviewers : newUserReviewers;
newReviewers.push(reviewer);
});
const removedUserReviewers: IAccount[] = [];
const removedTeamReviewers: ITeam[] = [];
this._existingReviewers.forEach(existing => {
let newReviewers: (IAccount | ITeam)[] = isTeam(existing.reviewer) ? newTeamReviewers : newUserReviewers;
let removedReviewers: (IAccount | ITeam)[] = isTeam(existing.reviewer) ? removedTeamReviewers : removedUserReviewers;
if (!newReviewers.find(newTeamReviewer => newTeamReviewer.id === existing.reviewer.id)) {
removedReviewers.push(existing.reviewer);
}
});
await this._item.requestReview(newUserReviewers, newTeamReviewers);
await this._item.deleteReviewRequest(removedUserReviewers, removedTeamReviewers);
const addedReviewers: ReviewState[] = allReviewers.map(selected => {
return {
reviewer: selected,
state: 'REQUESTED',
};
});
this._existingReviewers = addedReviewers;
await this._replyMessage(message, {
reviewers: addedReviewers,
});
}
} catch (e) {
Logger.error(formatError(e), PullRequestOverviewPanel.ID);
vscode.window.showErrorMessage(formatError(e));
} finally {
quickPick?.hide();
quickPick?.dispose();
}
}
private async applyPatch(message: IRequestMessage<{ comment: IComment }>): Promise<void> {
try {
const comment = message.args.comment;
const regex = /```diff\n([\s\S]*)\n```/g;
const matches = regex.exec(comment.body);
const tempUri = vscode.Uri.joinPath(this._folderRepositoryManager.repository.rootUri, '.git', `${comment.id}.diff`);
const encoder = new TextEncoder();
await vscode.workspace.fs.writeFile(tempUri, encoder.encode(matches![1]));
await this._folderRepositoryManager.repository.apply(tempUri.fsPath);
await vscode.workspace.fs.delete(tempUri);
vscode.window.showInformationMessage('Patch applied!');
} catch (e) {
Logger.error(`Applying patch failed: ${e}`, PullRequestOverviewPanel.ID);
vscode.window.showErrorMessage(`Applying patch failed: ${formatError(e)}`);
}
}
private async openDiff(message: IRequestMessage<{ comment: IComment }>): Promise<void> {
try {
const comment = message.args.comment;
return PullRequestModel.openDiffFromComment(this._folderRepositoryManager, this._item, comment);
} catch (e) {
Logger.error(`Open diff view failed: ${formatError(e)}`, PullRequestOverviewPanel.ID);
}
}
private async resolveCommentThread(message: IRequestMessage<{ threadId: string, toResolve: boolean, thread: IComment[] }>) {
try {
if (message.args.toResolve) {
await this._item.resolveReviewThread(message.args.threadId);
}
else {
await this._item.unresolveReviewThread(message.args.threadId);
}
const timelineEvents = await this._item.getTimelineEvents();
this._replyMessage(message, timelineEvents);
} catch (e) {
vscode.window.showErrorMessage(e);
this._replyMessage(message, undefined);
}
}
private checkoutPullRequest(message: IRequestMessage<any>): void {
vscode.commands.executeCommand('pr.pick', this._item).then(
() => {
const isCurrentlyCheckedOut = this._item.equals(this._folderRepositoryManager.activePullRequest);
this._replyMessage(message, { isCurrentlyCheckedOut: isCurrentlyCheckedOut });
},
() => {
const isCurrentlyCheckedOut = this._item.equals(this._folderRepositoryManager.activePullRequest);
this._replyMessage(message, { isCurrentlyCheckedOut: isCurrentlyCheckedOut });
},
);
}
private mergePullRequest(
message: IRequestMessage<MergeArguments>,
): void {
const { title, description, method, email } = message.args;
this._folderRepositoryManager
.mergePullRequest(this._item, title, description, method, email)
.then(result => {
vscode.commands.executeCommand('pr.refreshList');
if (!result.merged) {
vscode.window.showErrorMessage(`Merging PR failed: ${result.message}`);
}
const mergeResult: MergeResult = {
state: result.merged ? GithubItemStateEnum.Merged : GithubItemStateEnum.Open,
revertable: result.merged,
events: result.timeline
};
this._replyMessage(message, mergeResult);
})
.catch(e => {
vscode.window.showErrorMessage(`Unable to merge pull request. ${formatError(e)}`);
this._throwError(message, {});
});
}
private async changeEmail(message: IRequestMessage<string>): Promise<void> {
const email = await pickEmail(this._item.githubRepository, message.args);
if (email) {
this._folderRepositoryManager.saveLastUsedEmail(email);
}
return this._replyMessage(message, email ?? message.args);
}
private async deleteBranch(message: IRequestMessage<any>) {
const result = await PullRequestView.deleteBranch(this._folderRepositoryManager, this._item);
if (result.isReply) {
this._replyMessage(message, result.message);
} else {
this.refreshPanel();
this._postMessage(result.message);
}
}
private setReadyForReview(message: IRequestMessage<{}>): void {
this._item
.setReadyForReview()
.then(result => {
vscode.commands.executeCommand('pr.refreshList');
this._replyMessage(message, result);
})
.catch(e => {
vscode.window.showErrorMessage(`Unable to set PR ready for review. ${formatError(e)}`);
this._throwError(message, {});
});
}
private async checkoutDefaultBranch(message: IRequestMessage<string>): Promise<void> {
try {
const prBranch = this._folderRepositoryManager.repository.state.HEAD?.name;
await this._folderRepositoryManager.checkoutDefaultBranch(message.args);
if (prBranch) {
await this._folderRepositoryManager.cleanupAfterPullRequest(prBranch, this._item);
}
} finally {
// Complete webview promise so that button becomes enabled again
this._replyMessage(message, {});
}
}
private updateReviewers(review?: ReviewEvent): void {
if (review && review.state) {
const existingReviewer = this._existingReviewers.find(
reviewer => review.user.login === (reviewer.reviewer as IAccount).login,
);
if (existingReviewer) {
existingReviewer.state = review.state;
} else {
this._existingReviewers.push({
reviewer: review.user,
state: review.state,
});
}
}
}
private async doReviewCommand(context: { body: string }, reviewType: ReviewType, action: (body: string) => Promise<ReviewEvent>) {
const submittingMessage = {
command: 'pr.submitting-review',
lastReviewType: reviewType
};
this._postMessage(submittingMessage);
try {
const review = await action(context.body);
this.updateReviewers(review);
const reviewMessage: SubmitReviewReply & { command: string } = {
command: 'pr.append-review',
event: review,
reviewers: this._existingReviewers
};
await this._postMessage(reviewMessage);
} catch (e) {
vscode.window.showErrorMessage(vscode.l10n.t('Submitting review failed. {0}', formatError(e)));
this._throwError(undefined, `${formatError(e)}`);
} finally {
this._postMessage({ command: 'pr.append-review' });
}
}
private async doReviewMessage(message: IRequestMessage<string>, action: (body) => Promise<ReviewEvent>) {
try {
const review = await action(message.args);
this.updateReviewers(review);
const reply: SubmitReviewReply = {
event: review,
reviewers: this._existingReviewers,
};
this._replyMessage(message, reply);
} catch (e) {
vscode.window.showErrorMessage(vscode.l10n.t('Submitting review failed. {0}', formatError(e)));
this._throwError(message, `${formatError(e)}`);
}
}
private approvePullRequest(body: string): Promise<ReviewEvent> {
return this._item.approve(this._folderRepositoryManager.repository, body);
}
private approvePullRequestMessage(message: IRequestMessage<string>): Promise<void> {
return this.doReviewMessage(message, (body) => this.approvePullRequest(body));
}
private approvePullRequestCommand(context: { body: string }): Promise<void> {
return this.doReviewCommand(context, ReviewType.Approve, (body) => this.approvePullRequest(body));
}
private requestChanges(body: string): Promise<ReviewEvent> {
return this._item.requestChanges(body);
}
private requestChangesCommand(context: { body: string }): Promise<void> {
return this.doReviewCommand(context, ReviewType.RequestChanges, (body) => this.requestChanges(body));
}
private requestChangesMessage(message: IRequestMessage<string>): Promise<void> {
return this.doReviewMessage(message, (body) => this.requestChanges(body));
}
private submitReview(body: string): Promise<ReviewEvent> {
return this._item.submitReview(ReviewEventEnum.Comment, body);
}
private submitReviewCommand(context: { body: string }) {
return this.doReviewCommand(context, ReviewType.Comment, (body) => this.submitReview(body));
}
protected override submitReviewMessage(message: IRequestMessage<string>) {
return this.doReviewMessage(message, (body) => this.submitReview(body));
}
private reRequestReview(message: IRequestMessage<string>): void {
let targetReviewer: ReviewState | undefined;
const userReviewers: IAccount[] = [];
const teamReviewers: ITeam[] = [];
for (const reviewer of this._existingReviewers) {
let id = reviewer.reviewer.id;
if (id && ((reviewer.state === 'REQUESTED') || (id === message.args))) {
if (id === message.args) {
targetReviewer = reviewer;
}
}
}
if (targetReviewer && isTeam(targetReviewer.reviewer)) {
teamReviewers.push(targetReviewer.reviewer);
} else if (targetReviewer && !isTeam(targetReviewer.reviewer)) {
userReviewers.push(targetReviewer.reviewer);
}
this._item.requestReview(userReviewers, teamReviewers, true).then(() => {
if (targetReviewer) {
targetReviewer.state = 'REQUESTED';
}
this._replyMessage(message, {
reviewers: this._existingReviewers,
});
});
}
private async revert(message: IRequestMessage<string>): Promise<void> {
await this._folderRepositoryManager.createPullRequestHelper.revert(this._telemetry, this._extensionUri, this._folderRepositoryManager, this._item, async (pullRequest) => {
const result: Partial<PullRequest> = { revertable: !pullRequest };
return this._replyMessage(message, result);
});
}
private async updateAutoMerge(message: IRequestMessage<{ autoMerge?: boolean, autoMergeMethod: MergeMethod }>): Promise<void> {
let replyMessage: { autoMerge: boolean, autoMergeMethod?: MergeMethod };
if (!message.args.autoMerge && !this._item.autoMerge) {
replyMessage = { autoMerge: false };
} else if ((message.args.autoMerge === false) && this._item.autoMerge) {
await this._item.disableAutoMerge();
replyMessage = { autoMerge: this._item.autoMerge };
} else {
if (this._item.autoMerge && message.args.autoMergeMethod !== this._item.autoMergeMethod) {
await this._item.disableAutoMerge();
}
await this._item.enableAutoMerge(message.args.autoMergeMethod);
replyMessage = { autoMerge: this._item.autoMerge, autoMergeMethod: this._item.autoMergeMethod };
}
this._replyMessage(message, replyMessage);
}
private async dequeue(message: IRequestMessage<void>): Promise<void> {
const result = await this._item.dequeuePullRequest();
this._replyMessage(message, result);
}
private async enqueue(message: IRequestMessage<void>): Promise<void> {
const result = await this._item.enqueuePullRequest();
this._replyMessage(message, { mergeQueueEntry: result });
}
private async updateBranch(message: IRequestMessage<string>): Promise<void> {
if (!this.isUpdateBranchWithGitHubEnabled()) {
await vscode.window.showErrorMessage(vscode.l10n.t('The pull request branch must be checked out to be updated.'), { modal: true });
return this._replyMessage(message, {});
}
if (this._folderRepositoryManager.repository.state.workingTreeChanges.length > 0 || this._folderRepositoryManager.repository.state.indexChanges.length > 0) {
await vscode.window.showErrorMessage(vscode.l10n.t('The pull request branch cannot be updated when the there changed files in the working tree or index. Stash or commit all change and then try again.'), { modal: true });
return this._replyMessage(message, {});
}
const mergeSucceeded = await this._folderRepositoryManager.tryMergeBaseIntoHead(this._item, true);
if (!mergeSucceeded) {
this._replyMessage(message, {});
}
// The mergability of the PR doesn't update immediately. Poll.
let mergability = PullRequestMergeability.Unknown;
let attemptsRemaining = 5;
do {
mergability = (await this._item.getMergeability()).mergeability;
attemptsRemaining--;
await new Promise(c => setTimeout(c, 1000));
} while (attemptsRemaining > 0 && mergability === PullRequestMergeability.Unknown);
const result: Partial<PullRequest> = {
events: await this._item.getTimelineEvents(),
mergeable: mergability,
};
await this.refreshPanel();
this._replyMessage(message, result);
}
protected override editCommentPromise(comment: IComment, text: string): Promise<IComment> {
return this._item.editReviewComment(comment, text);
}
protected override deleteCommentPromise(comment: IComment): Promise<void> {
return this._item.deleteReviewComment(comment.id.toString());
}
override dispose() {
super.dispose();
disposeAll(this._prListeners);
}
}
export function getDefaultMergeMethod(
methodsAvailability: MergeMethodsAvailability,
): MergeMethod {
const userPreferred = vscode.workspace.getConfiguration(PR_SETTINGS_NAMESPACE).get<MergeMethod>(DEFAULT_MERGE_METHOD);
// Use default merge method specified by user if it is available
if (userPreferred && methodsAvailability.hasOwnProperty(userPreferred) && methodsAvailability[userPreferred]) {
return userPreferred;
}
const methods: MergeMethod[] = ['merge', 'squash', 'rebase'];
// GitHub requires to have at least one merge method to be enabled; use first available as default
return methods.find(method => methodsAvailability[method])!;
}
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