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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 path from 'path';
import * as vscode from 'vscode';
import { FolderRepositoryManager, ReposManagerState } from '../github/folderRepositoryManager';
import { IssueModel } from '../github/issueModel';
import { RepositoriesManager } from '../github/repositoriesManager';
import { issueBodyHasLink } from './issueLinkLookup';
import { IssueItem, MilestoneItem, StateManager } from './stateManager';
import { issueMarkdown } from './util';
export class IssueUriTreeItem extends vscode.TreeItem {
constructor(
public readonly uri: vscode.Uri | undefined,
label: string,
collapsibleState?: vscode.TreeItemCollapsibleState,
) {
super(label, collapsibleState);
}
get labelAsString(): string | undefined {
return typeof this.label === 'string' ? this.label : this.label?.label;
}
}
export class IssuesTreeData
implements vscode.TreeDataProvider<FolderRepositoryManager | IssueItem | MilestoneItem | IssueUriTreeItem> {
private _onDidChangeTreeData: vscode.EventEmitter<
FolderRepositoryManager | IssueItem | MilestoneItem | null | undefined | void
> = new vscode.EventEmitter();
public onDidChangeTreeData: vscode.Event<
FolderRepositoryManager | IssueItem | MilestoneItem | null | undefined | void
> = this._onDidChangeTreeData.event;
constructor(
private stateManager: StateManager,
private manager: RepositoriesManager,
private context: vscode.ExtensionContext,
) {
context.subscriptions.push(
this.manager.onDidChangeState(() => {
this._onDidChangeTreeData.fire();
}),
);
context.subscriptions.push(
this.stateManager.onDidChangeIssueData(() => {
this._onDidChangeTreeData.fire();
}),
);
context.subscriptions.push(
this.stateManager.onDidChangeCurrentIssue(() => {
this._onDidChangeTreeData.fire();
}),
);
}
getTreeItem(element: FolderRepositoryManager | IssueItem | MilestoneItem | IssueUriTreeItem): IssueUriTreeItem {
let treeItem: IssueUriTreeItem;
if (element instanceof IssueUriTreeItem) {
treeItem = element;
} else if (element instanceof FolderRepositoryManager) {
treeItem = new IssueUriTreeItem(
element.repository.rootUri,
path.basename(element.repository.rootUri.fsPath),
vscode.TreeItemCollapsibleState.Expanded,
);
} else if (!(element instanceof IssueModel)) {
treeItem = new IssueUriTreeItem(
element.uri,
element.milestone.title,
element.issues.length > 0
? vscode.TreeItemCollapsibleState.Expanded
: vscode.TreeItemCollapsibleState.None,
);
} else {
treeItem = new IssueUriTreeItem(
undefined,
`${element.number}: ${element.title}`,
vscode.TreeItemCollapsibleState.None,
);
treeItem.iconPath = element.isOpen
? new vscode.ThemeIcon('issues', new vscode.ThemeColor('issues.open'))
: new vscode.ThemeIcon('issue-closed', new vscode.ThemeColor('issues.closed'));
if (this.stateManager.currentIssue(element.uri)?.issue.number === element.number) {
treeItem.label = `✓ ${treeItem.label!}`;
treeItem.contextValue = 'currentissue';
} else {
const savedState = this.stateManager.getSavedIssueState(element.number);
if (savedState.branch) {
treeItem.contextValue = 'continueissue';
} else {
treeItem.contextValue = 'issue';
}
}
if (issueBodyHasLink(element)) {
treeItem.contextValue = 'link' + treeItem.contextValue;
}
}
return treeItem;
}
getChildren(
element: FolderRepositoryManager | IssueItem | MilestoneItem | IssueUriTreeItem | undefined,
): FolderRepositoryManager[] | Promise<(IssueItem | MilestoneItem)[]> | IssueItem[] | IssueUriTreeItem[] {
if (element === undefined && this.manager.state !== ReposManagerState.RepositoriesLoaded) {
return this.getStateChildren();
} else {
return this.getIssuesChildren(element);
}
}
async resolveTreeItem(
item: vscode.TreeItem,
element: FolderRepositoryManager | IssueItem | MilestoneItem | vscode.TreeItem,
): Promise<vscode.TreeItem> {
if (element instanceof IssueModel) {
item.tooltip = await issueMarkdown(element, this.context, this.manager);
}
return item;
}
getStateChildren(): IssueUriTreeItem[] {
if (this.manager.state === ReposManagerState.NeedsAuthentication) {
return [];
} else {
return [new IssueUriTreeItem(undefined, 'Loading...')];
}
}
getQueryItems(folderManager: FolderRepositoryManager): Promise<(IssueItem | MilestoneItem)[]> | IssueUriTreeItem[] {
const issueCollection = this.stateManager.getIssueCollection(folderManager.repository.rootUri);
if (issueCollection.size === 1) {
return Array.from(issueCollection.values())[0];
}
const queryLabels = Array.from(issueCollection.keys());
const firstLabel = queryLabels[0];
return queryLabels.map(label => {
const item = new IssueUriTreeItem(folderManager.repository.rootUri, label);
item.contextValue = 'query';
item.collapsibleState =
label === firstLabel
? vscode.TreeItemCollapsibleState.Expanded
: vscode.TreeItemCollapsibleState.Collapsed;
return item;
});
}
getIssuesChildren(
element: FolderRepositoryManager | IssueItem | MilestoneItem | IssueUriTreeItem | undefined,
): FolderRepositoryManager[] | Promise<(IssueItem | MilestoneItem)[]> | IssueItem[] | IssueUriTreeItem[] {
if (element === undefined) {
// If there's only one query, don't display a title for it
if (this.manager.folderManagers.length === 1) {
return this.getQueryItems(this.manager.folderManagers[0]);
} else if (this.manager.folderManagers.length > 1) {
return this.manager.folderManagers;
} else {
return [];
}
} else if (element instanceof FolderRepositoryManager) {
return this.getQueryItems(element);
} else if (element instanceof IssueUriTreeItem) {
return element.uri
? this.stateManager.getIssueCollection(element.uri).get(element.labelAsString!) ?? []
: [];
} else if (!(element instanceof IssueModel)) {
return element.issues.map(item => {
const issueItem: IssueItem = Object.assign(item);
issueItem.uri = element.uri;
return issueItem;
});
} else {
return [];
}
}
}