// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

import { injectable } from 'inversify';

import { CancellationToken, ConfigurationChangeEvent, Event, FileSystemWatcher, GlobPattern, Uri, workspace, WorkspaceConfiguration, WorkspaceFolder, WorkspaceFoldersChangeEvent } from 'vscode';

import { Resource } from '../types';

import { IWorkspaceService } from './types';

@injectable()

export class WorkspaceService implements IWorkspaceService {

public get onDidChangeConfiguration(): Event<ConfigurationChangeEvent> {

return workspace.onDidChangeConfiguration;

}

public get rootPath(): string | undefined {

return Array.isArray(workspace.workspaceFolders) ? workspace.workspaceFolders[0].uri.fsPath : undefined;

}

public get workspaceFolders(): WorkspaceFolder[] | undefined {

return workspace.workspaceFolders;

}

public get onDidChangeWorkspaceFolders(): Event<WorkspaceFoldersChangeEvent> {

return workspace.onDidChangeWorkspaceFolders;

}

public get hasWorkspaceFolders() {

return Array.isArray(workspace.workspaceFolders) && workspace.workspaceFolders.length > 0;

}

public getConfiguration(section?: string, resource?: Uri): WorkspaceConfiguration {

return workspace.getConfiguration(section, resource || null);

}

public getWorkspaceFolder(uri: Resource): WorkspaceFolder | undefined {

return uri ? workspace.getWorkspaceFolder(uri) : undefined;

}

public asRelativePath(pathOrUri: string | Uri, includeWorkspaceFolder?: boolean): string {

return workspace.asRelativePath(pathOrUri, includeWorkspaceFolder);

}

public createFileSystemWatcher(globPattern: GlobPattern, _ignoreCreateEvents?: boolean, ignoreChangeEvents?: boolean, ignoreDeleteEvents?: boolean): FileSystemWatcher {

return workspace.createFileSystemWatcher(globPattern, ignoreChangeEvents, ignoreChangeEvents, ignoreDeleteEvents);

}

public findFiles(include: GlobPattern, exclude?: GlobPattern, maxResults?: number, token?: CancellationToken): Thenable<Uri[]> {

return workspace.findFiles(include, exclude, maxResults, token);

}

public getWorkspaceFolderIdentifier(resource: Resource, defaultValue: string = ''): string {

const workspaceFolder = resource ? workspace.getWorkspaceFolder(resource) : undefined;

return workspaceFolder ? workspaceFolder.uri.fsPath : defaultValue;

}

}