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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.
*--------------------------------------------------------------------------------------------*/
import * as vscode from 'vscode';
import { Remote } from '../api/api';
import { fromNewIssueUri, Schemes } from '../common/uri';
import { FolderRepositoryManager, PullRequestDefaults } from '../github/folderRepositoryManager';
import { IProject } from '../github/interface';
import { RepositoriesManager } from '../github/repositoriesManager';
export interface NewIssueFileOptions {
title?: string;
body?: string;
assignees?: string[] | undefined,
labels?: string[] | undefined,
remote?: Remote,
}
export const ASSIGNEES = vscode.l10n.t('Assignees:');
export const LABELS = vscode.l10n.t('Labels:');
export const MILESTONE = vscode.l10n.t('Milestone:');
export const PROJECTS = vscode.l10n.t('Projects:');
const NEW_ISSUE_CACHE = 'newIssue.cache';
export class IssueFileSystemProvider implements vscode.FileSystemProvider {
private content: Uint8Array | undefined;
private createTime: number = 0;
private modifiedTime: number = 0;
private _onDidChangeFile: vscode.EventEmitter<vscode.FileChangeEvent[]> = new vscode.EventEmitter<
vscode.FileChangeEvent[]
>();
constructor(private readonly cache: NewIssueCache) { }
onDidChangeFile: vscode.Event<vscode.FileChangeEvent[]> = this._onDidChangeFile.event;
watch(_uri: vscode.Uri, _options: { recursive: boolean; excludes: string[] }): vscode.Disposable {
const disposable = this.onDidChangeFile(e => {
if (e.length === 0 && e[0].type === vscode.FileChangeType.Deleted) {
disposable.dispose();
}
});
return disposable;
}
stat(_uri: vscode.Uri): vscode.FileStat {
return {
type: vscode.FileType.File,
ctime: this.createTime,
mtime: this.modifiedTime,
size: this.content?.length ?? 0,
};
}
readDirectory(_uri: vscode.Uri): [string, vscode.FileType][] | Thenable<[string, vscode.FileType][]> {
return [];
}
createDirectory(_uri: vscode.Uri): void { }
readFile(_uri: vscode.Uri): Uint8Array | Thenable<Uint8Array> {
return this.content ?? new Uint8Array(0);
}
writeFile(
uri: vscode.Uri,
content: Uint8Array,
_options: { create: boolean; overwrite: boolean } = { create: false, overwrite: false },
): void | Thenable<void> {
const oldContent = this.content;
this.content = content;
if (oldContent === undefined) {
this.createTime = new Date().getTime();
this._onDidChangeFile.fire([{ uri: uri, type: vscode.FileChangeType.Created }]);
} else {
this.modifiedTime = new Date().getTime();
this._onDidChangeFile.fire([{ uri: uri, type: vscode.FileChangeType.Changed }]);
}
this.cache.cache(content);
}
delete(uri: vscode.Uri, _options: { recursive: boolean }): void | Thenable<void> {
this.content = undefined;
this.createTime = 0;
this.modifiedTime = 0;
this._onDidChangeFile.fire([{ uri: uri, type: vscode.FileChangeType.Deleted }]);
}
rename(_oldUri: vscode.Uri, _newUri: vscode.Uri, _options: { overwrite: boolean }): void | Thenable<void> { }
}
export class NewIssueFileCompletionProvider implements vscode.CompletionItemProvider {
constructor(private manager: RepositoriesManager) { }
async provideCompletionItems(
document: vscode.TextDocument,
position: vscode.Position,
_token: vscode.CancellationToken,
_context: vscode.CompletionContext,
): Promise<vscode.CompletionItem[]> {
const line = document.lineAt(position.line).text;
if (!line.startsWith(LABELS) && !line.startsWith(MILESTONE) && !line.startsWith(PROJECTS)) {
return [];
}
const originFile = fromNewIssueUri(document.uri)?.repoUriParams?.repoRootUri;
if (!originFile) {
return [];
}
const folderManager = this.manager.getManagerForFile(originFile);
if (!folderManager) {
return [];
}
const defaults = await folderManager.getPullRequestDefaults();
if (line.startsWith(LABELS)) {
return this.provideLabelCompletionItems(folderManager, defaults);
} else if (line.startsWith(MILESTONE)) {
return this.provideMilestoneCompletionItems(folderManager);
} else if (line.startsWith(PROJECTS)) {
return this.provideProjectCompletionItems(folderManager);
} else {
return [];
}
}
private async provideLabelCompletionItems(folderManager: FolderRepositoryManager, defaults: PullRequestDefaults): Promise<vscode.CompletionItem[]> {
const labels = await folderManager.getLabels(undefined, defaults);
return labels.map(label => {
const item = new vscode.CompletionItem(label.name, vscode.CompletionItemKind.Color);
item.documentation = `#${label.color}`;
item.commitCharacters = [' ', ','];
return item;
});
}
private async provideMilestoneCompletionItems(folderManager: FolderRepositoryManager): Promise<vscode.CompletionItem[]> {
const milestones = await (await folderManager.getPullRequestDefaultRepo())?.getMilestones() ?? [];
return milestones.map(milestone => {
const item = new vscode.CompletionItem(milestone.title, vscode.CompletionItemKind.Event);
item.commitCharacters = [' ', ','];
return item;
});
}
private async provideProjectCompletionItems(folderManager: FolderRepositoryManager): Promise<vscode.CompletionItem[]> {
const repo = await folderManager.getPullRequestDefaultRepo();
const projects = await folderManager.getAllProjects(repo) ?? [];
return projects.map(project => {
const item = new vscode.CompletionItem(project.title, vscode.CompletionItemKind.Event);
item.commitCharacters = [' ', ','];
return item;
});
}
}
export class NewIssueCache {
constructor(private readonly context: vscode.ExtensionContext) {
this.clear();
}
public cache(issueFileContent: Uint8Array) {
this.context.workspaceState.update(NEW_ISSUE_CACHE, issueFileContent);
}
public clear() {
this.context.workspaceState.update(NEW_ISSUE_CACHE, undefined);
}
public get(): string | undefined {
const content = this.context.workspaceState.get<Uint8Array | undefined>(NEW_ISSUE_CACHE);
if (content) {
return new TextDecoder().decode(content);
}
}
}
export async function extractMetadataFromFile(repositoriesManager: RepositoriesManager): Promise<{ labels: string[] | undefined, milestone: number | undefined, projects: IProject[] | undefined, assignees: string[] | undefined, title: string, body: string | undefined, originUri: vscode.Uri, repoUri?: vscode.Uri } | undefined> {
let text: string;
if (
!vscode.window.activeTextEditor ||
vscode.window.activeTextEditor.document.uri.scheme !== Schemes.NewIssue
) {
return;
}
const params = fromNewIssueUri(vscode.window.activeTextEditor.document.uri);
const originUri = params?.originUri;
if (!originUri) {
return;
}
let folderManager: FolderRepositoryManager | undefined;
if (params.repoUriParams?.repoRootUri) {
folderManager = repositoriesManager.getManagerForFile(params.repoUriParams.repoRootUri);
} else {
folderManager = repositoriesManager.getManagerForFile(originUri);
}
if (!folderManager) {
return;
}
const repo = await folderManager.getPullRequestDefaultRepo();
text = vscode.window.activeTextEditor.document.getText();
const indexOfEmptyLineWindows = text.indexOf('\r\n\r\n');
const indexOfEmptyLineOther = text.indexOf('\n\n');
let indexOfEmptyLine: number;
if (indexOfEmptyLineWindows < 0 && indexOfEmptyLineOther < 0) {
return;
} else {
if (indexOfEmptyLineWindows < 0) {
indexOfEmptyLine = indexOfEmptyLineOther;
} else if (indexOfEmptyLineOther < 0) {
indexOfEmptyLine = indexOfEmptyLineWindows;
} else {
indexOfEmptyLine = Math.min(indexOfEmptyLineWindows, indexOfEmptyLineOther);
}
}
const title = text.substring(0, indexOfEmptyLine);
if (!title) {
return;
}
let assignees: string[] | undefined;
text = text.substring(indexOfEmptyLine + 2).trim();
if (text.startsWith('<!--')) {
const indexOfCommentEnd = text.indexOf('-->');
if (indexOfCommentEnd < 0) {
return;
} else {
text = text.substring(indexOfCommentEnd + 3).trim();
}
}
if (text.startsWith(ASSIGNEES)) {
const lines = text.split(/\r\n|\n/, 1);
if (lines.length === 1) {
assignees = lines[0]
.substring(ASSIGNEES.length)
.split(',')
.map(value => {
value = value.trim();
if (value.startsWith('@')) {
value = value.substring(1);
}
return value;
});
text = text.substring(lines[0].length).trim();
}
}
let labels: string[] | undefined;
if (text.startsWith(LABELS)) {
const lines = text.split(/\r\n|\n/, 1);
if (lines.length === 1) {
labels = lines[0]
.substring(LABELS.length)
.split(',')
.map(value => value.trim())
.filter(label => label);
text = text.substring(lines[0].length).trim();
}
}
let milestone: number | undefined;
if (text.startsWith(MILESTONE)) {
const lines = text.split(/\r\n|\n/, 1);
if (lines.length === 1) {
const milestoneTitle = lines[0].substring(MILESTONE.length).trim();
if (milestoneTitle) {
const repoMilestones = await repo.getMilestones();
milestone = repoMilestones?.find(milestone => milestone.title === milestoneTitle)?.number;
}
text = text.substring(lines[0].length).trim();
}
}
let projects: IProject[] | undefined;
if (text.startsWith(PROJECTS)) {
const lines = text.split(/\r\n|\n/, 1);
if (lines.length === 1) {
if (await repo.canGetProjectsNow()) {
const repoProjects = await folderManager.getAllProjects(repo);
projects = lines[0].substring(PROJECTS.length)
.split(',')
.map(value => {
value = value.trim();
return repoProjects.find(project => project.title === value);
})
.filter<IProject>((project): project is IProject => !!project);
}
text = text.substring(lines[0].length).trim();
}
}
const body = text ?? '';
return { labels, milestone, projects, assignees, title, body, originUri };
}
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