resource deployment ext implementation -wip (#5508)

* resource types

* implement the dialog

* remove unused method

* fix issues

* formatting

* 5-17

* address comments and more tests

extensions/resource-deployment/src/services/tools/dockerTool.ts

@@ -0,0 +1,44 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+import { ToolType, ITool, ToolInstallationStatus } from '../../interfaces';
+import * as nls from 'vscode-nls';
+const localize = nls.loadMessageBundle();
+
+
+export class DockerTool implements ITool {
+	get name(): string {
+		return 'docker';
+	}
+
+	get description(): string {
+		return localize('resourceDeployment.DockerDescription', 'Manages the containers');
+	}
+
+	get type(): ToolType {
+		return ToolType.Docker;
+	}
+
+	get displayName(): string {
+		return localize('resourceDeployment.DockerDisplayName', 'Docker');
+	}
+
+	get supportAutoInstall(): boolean {
+		return true;
+	}
+
+	install(version: string): Thenable<void> {
+		throw new Error('Method not implemented.');
+	}
+
+	getInstallationStatus(versionExpression: string): Thenable<ToolInstallationStatus> {
+		let promise = new Promise<ToolInstallationStatus>(resolve => {
+			setTimeout(() => {
+				resolve(ToolInstallationStatus.Installed);
+			}, 500);
+		});
+		return promise;
+	}
+}