private async handleTaskChangedNotification()

in src/services/sqlTasksService.ts [129:172]
32 lines of code
13 McCabe index (conditional complexity)

	private async handleTaskChangedNotification(taskProgressInfo: TaskProgressInfo): Promise<void> {
		const taskInfo = this._activeTasks.get(taskProgressInfo.taskId);
		if (!taskInfo) {
			console.warn(`Status update for unknown task ${taskProgressInfo.taskId}`!);
			return;
		}
		const taskStatusString = toTaskStatusDisplayString(taskProgressInfo.status);
		if (taskProgressInfo.message && (taskProgressInfo.message.toLowerCase() !== taskStatusString.toLowerCase())) {
			taskInfo.lastMessage = taskProgressInfo.message;
		}

		if (isTaskCompleted(taskProgressInfo.status)) {
			// Task is completed, complete the progress notification and display a final toast informing the
			// user of the final status.
			this._activeTasks.delete(taskProgressInfo.taskId);
			if (taskProgressInfo.status === TaskStatus.Canceled) {
				taskInfo.completionPromise.reject(new Error('Task cancelled'));
			} else {
				taskInfo.completionPromise.resolve();
			}

			// Get the message to display, if the last status doesn't have a valid message then get the last valid one
			const lastMessage = (taskProgressInfo.message && taskProgressInfo.message.toLowerCase() !== taskStatusString.toLowerCase()) ?? taskInfo.lastMessage;
			// Only include the message if it isn't the same as the task status string we already have - some (but not all) task status
			// notifications include this string as the message
			const taskMessage = lastMessage ?
				utils.formatString(localizedConstants.taskStatusWithNameAndMessage, taskInfo.taskInfo.name, taskStatusString, lastMessage) :
				utils.formatString(localizedConstants.taskStatusWithName, taskInfo.taskInfo.name, taskStatusString);
			showCompletionMessage(taskProgressInfo.status, taskMessage);
			if (taskInfo.taskInfo.taskExecutionMode === TaskExecutionMode.script && taskProgressInfo.script) {
				await this._untitledSqlDocumentService.newQuery(taskProgressInfo.script);
			}
		} else {
			// Task is still ongoing so just update the progress notification with the latest status

			// The progress notification already has the name, so we just need to update the message with the latest status info.
			// Only include the message if it isn't the same as the task status string we already have - some (but not all) task status
			// notifications include this string as the message
			const taskMessage = taskProgressInfo.message && taskProgressInfo.message.toLowerCase() !== taskStatusString.toLowerCase() ?
				utils.formatString(localizedConstants.taskStatusWithMessage, taskInfo.taskInfo.name, taskStatusString, taskProgressInfo.message) :
				taskStatusString;
			taskInfo.progressCallback({ message: taskMessage });
		}
	}