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Copy pathprsTreeDataProvider.ts
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140 lines (117 loc) · 5.28 KB
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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 { TreeNode } from './treeNodes/treeNode';
import { PRCategoryActionNode, CategoryTreeNode, PRCategoryActionType } from './treeNodes/categoryNode';
import { PRType, ITelemetry } from '../github/interface';
import { fromFileChangeNodeUri } from '../common/uri';
import { getInMemPRContentProvider } from './inMemPRContentProvider';
import { PullRequestManager, SETTINGS_NAMESPACE, REMOTES_SETTING } from '../github/pullRequestManager';
export class PullRequestsTreeDataProvider implements vscode.TreeDataProvider<TreeNode>, vscode.DecorationProvider, vscode.Disposable {
private _onDidChangeTreeData = new vscode.EventEmitter<TreeNode>();
readonly onDidChangeTreeData = this._onDidChangeTreeData.event;
private _onDidChange = new vscode.EventEmitter<vscode.Uri>();
get onDidChange(): vscode.Event<vscode.Uri> { return this._onDidChange.event; }
private _disposables: vscode.Disposable[];
private _childrenDisposables: vscode.Disposable[];
private _view: vscode.TreeView<TreeNode>;
private _prManager: PullRequestManager;
private _initialized: boolean = false;
get view(): vscode.TreeView<TreeNode> {
return this._view;
}
constructor(
private _telemetry: ITelemetry
) {
this._disposables = [];
this._disposables.push(vscode.workspace.registerTextDocumentContentProvider('pr', getInMemPRContentProvider()));
this._disposables.push(vscode.window.registerDecorationProvider(this));
this._disposables.push(vscode.commands.registerCommand('pr.refreshList', _ => {
this._onDidChangeTreeData.fire();
}));
this._disposables.push(vscode.commands.registerCommand('pr.loadMore', (node: CategoryTreeNode) => {
node.fetchNextPage = true;
this._onDidChangeTreeData.fire(node);
}));
const treeId = vscode.workspace.getConfiguration('githubPullRequests').get<boolean>('showInSCM') ? 'pr:scm' : 'pr:github';
this._view = vscode.window.createTreeView(treeId, {
treeDataProvider: this,
showCollapseAll: true
});
this._disposables.push(this._view);
this._childrenDisposables = [];
}
initialize(prManager: PullRequestManager) {
if (this._initialized) {
throw new Error('Tree has already been initialized!');
}
this._initialized = true;
this._prManager = prManager;
this.refresh();
}
async refresh(node?: TreeNode) {
return node ? this._onDidChangeTreeData.fire(node) : this._onDidChangeTreeData.fire();
}
getTreeItem(element: TreeNode): vscode.TreeItem {
return element.getTreeItem();
}
async getChildren(element?: TreeNode): Promise<TreeNode[]> {
if (!this._prManager) {
if (!vscode.workspace.workspaceFolders) {
return Promise.resolve([new PRCategoryActionNode(this._view, PRCategoryActionType.NoOpenFolder)]);
} else {
return Promise.resolve([new PRCategoryActionNode(this._view, PRCategoryActionType.NoGitRepositories)]);
}
}
if (!this._prManager.getGitHubRemotes().length) {
const remotesSetting = vscode.workspace.getConfiguration(SETTINGS_NAMESPACE).get<string[]>(REMOTES_SETTING);
if (remotesSetting) {
return Promise.resolve([
new PRCategoryActionNode(this._view, PRCategoryActionType.NoMatchingRemotes),
new PRCategoryActionNode(this._view, PRCategoryActionType.ConfigureRemotes)
]);
}
return Promise.resolve([new PRCategoryActionNode(this._view, PRCategoryActionType.NoRemotes)]);
}
if (!element) {
if (this._childrenDisposables && this._childrenDisposables.length) {
this._childrenDisposables.forEach(dispose => dispose.dispose());
}
let result = [
new CategoryTreeNode(this._view, this._prManager, this._telemetry, PRType.LocalPullRequest),
new CategoryTreeNode(this._view, this._prManager, this._telemetry, PRType.RequestReview),
new CategoryTreeNode(this._view, this._prManager, this._telemetry, PRType.AssignedToMe),
new CategoryTreeNode(this._view, this._prManager, this._telemetry, PRType.Mine),
new CategoryTreeNode(this._view, this._prManager, this._telemetry, PRType.All)
];
this._childrenDisposables = result;
return Promise.resolve(result);
}
if (this._prManager.repository.state.remotes.length === 0) {
return Promise.resolve([new PRCategoryActionNode(this._view, PRCategoryActionType.Empty)]);
}
return element.getChildren();
}
async getParent(element: TreeNode): Promise<TreeNode | undefined> {
return element.getParent();
}
_onDidChangeDecorations: vscode.EventEmitter<vscode.Uri | vscode.Uri[]> = new vscode.EventEmitter<vscode.Uri | vscode.Uri[]>();
onDidChangeDecorations: vscode.Event<vscode.Uri | vscode.Uri[]> = this._onDidChangeDecorations.event;
provideDecoration(uri: vscode.Uri, token: vscode.CancellationToken): vscode.ProviderResult<vscode.DecorationData> {
let fileChangeUriParams = fromFileChangeNodeUri(uri);
if (fileChangeUriParams && fileChangeUriParams.hasComments) {
return {
bubble: false,
title: 'Commented',
letter: '◆',
priority: 2
};
}
return undefined;
}
dispose() {
this._disposables.forEach(dispose => dispose.dispose());
}
}