refactor: [LCAP-2593] display a progress notification while selecting task view opened (#177)

Author: alex-gilin

packages/tasks_panel/src/commands/create-task.ts

@@ -1,4 +1,4 @@
-import { window } from "vscode";
+import { ProgressLocation, window } from "vscode";
 import { ITasksProvider } from "../services/definitions";
 import { messages } from "../i18n/messages";
 import {
@@ -35,7 +35,14 @@ export async function createTask(
 
   await disposeTaskSelectionPanel();
 
-  return openViewForAutoDetectedTaskSelection(tasksProvider, readResource);
+  // display progress, it might take a while
+  return window.withProgress(
+    {
+      location: ProgressLocation.Notification,
+      title: messages.OPENING_SELECTION_VIEW,
+    },
+    () => openViewForAutoDetectedTaskSelection(tasksProvider, readResource)
+  );
 }
 
 async function openViewForAutoDetectedTaskSelection(

packages/tasks_panel/src/i18n/messages.ts

@@ -40,4 +40,5 @@ export const messages = {
   SWA_EDIT_TASK_EVENT: (): string => `Edit`,
   SWA_TASK_EXPLORER_PARAM: (): string => `Explorer`,
   SWA_TASK_EDITOR_PARAM: (): string => `Editor`,
+  OPENING_SELECTION_VIEW: `Collecting the tasks...`,
 };

packages/tasks_panel/test/utils/mockVSCode.ts

@@ -136,10 +136,20 @@ export const testVscode: any = {
     showErrorMessage: async (msg: string): Promise<void> => {
       MockVSCodeInfo.errorMsg = msg;
     },
+    withProgress: (
+      options: {
+        location: number;
+        title: string;
+      },
+      task: (progress: any, token: any) => Promise<any>
+    ) => Promise.resolve(task({}, {})),
   },
   ViewColumn: {
     One: 1,
   },
+  ProgressLocation: {
+    Notification: 15,
+  },
   ExtensionContext: { extensionPath: "path" },
   TreeItem: class {},
   EventEmitter: class {