New Operator, Alert and Proxy request handlers (#1846)

* Add agent dialog class

* Rename agent dialog data classes

* Alert dialog data updates

* Create operator and proxy handlers

extensions/agent/src/dialogs/agentDialog.ts

@@ -0,0 +1,74 @@
+/*---------------------------------------------------------------------------------------------
+ *  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 * as nls from 'vscode-nls';
+import * as sqlops from 'sqlops';
+import * as vscode from 'vscode';
+import { IAgentDialogData } from '../interfaces';
+
+const localize = nls.loadMessageBundle();
+
+export abstract class AgentDialog<T extends IAgentDialogData> {
+
+	private static readonly OkButtonText: string = localize('createAlert.OK', 'OK');
+	private static readonly CancelButtonText: string = localize('createAlert.Cancel', 'Cancel');
+
+	protected _onSuccess: vscode.EventEmitter<T> = new vscode.EventEmitter<T>();
+	public readonly onSuccess: vscode.Event<T> = this._onSuccess.event;
+	public dialog: sqlops.window.modelviewdialog.Dialog;
+
+	constructor(public ownerUri: string, public model: T, public title: string) {
+	}
+
+	protected abstract async updateModel();
+
+	protected abstract async initializeDialog(dialog: sqlops.window.modelviewdialog.Dialog);
+
+	public async openDialog() {
+		this.dialog = sqlops.window.modelviewdialog.createDialog(this.title);
+
+		await this.model.initialize();
+
+		await this.initializeDialog(this.dialog);
+
+		this.dialog.okButton.label = AgentDialog.OkButtonText;
+		this.dialog.okButton.onClick(async () => await this.execute());
+
+		this.dialog.cancelButton.label = AgentDialog.CancelButtonText;
+		this.dialog.cancelButton.onClick(async () => await this.cancel());
+
+		sqlops.window.modelviewdialog.openDialog(this.dialog);
+	}
+
+	protected async execute() {
+		this.updateModel();
+		let success = await this.model.save();
+		if (success) {
+			this._onSuccess.fire(this.model);
+		}
+	}
+
+	protected async cancel() {
+	}
+
+	protected getActualConditionValue(checkbox: sqlops.CheckBoxComponent, dropdown: sqlops.DropDownComponent): sqlops.JobCompletionActionCondition {
+		return checkbox.checked ? Number(this.getDropdownValue(dropdown)) : sqlops.JobCompletionActionCondition.Never;
+	}
+
+	protected getDropdownValue(dropdown: sqlops.DropDownComponent): string {
+		return (typeof dropdown.value === 'string') ? dropdown.value : dropdown.value.name;
+	}
+
+	protected setConditionDropdownSelectedValue(dropdown: sqlops.DropDownComponent, selectedValue: number) {
+		let idx: number = 0;
+		for (idx = 0; idx < dropdown.values.length; idx++) {
+			if (Number((<sqlops.CategoryValue>dropdown.values[idx]).name) === selectedValue) {
+				dropdown.value = dropdown.values[idx];
+				break;
+			}
+		}
+	}
+}