code-server/packages/ide/src/fill/notification.ts

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2019-01-31 04:40:01 +07:00
import { logger, field } from "@coder/logger";
/**
* Handle for a notification that allows it to be closed and updated.
*/
export interface INotificationHandle {
/**
* Closes the notification.
*/
close(): void;
/**
* Update the message.
*/
updateMessage(message: string): void;
/**
* Update the buttons.
*/
updateButtons(buttons: INotificationButton[]): void;
}
/**
* Notification severity.
*/
export enum Severity {
Ignore = 0,
Info = 1,
Warning = 2,
Error = 3,
}
/**
* Notification button.
*/
export interface INotificationButton {
label: string;
run(): void;
}
/**
* Optional notification service.
*/
export interface INotificationService {
/**
* Display an error message.
*/
error(error: Error): void;
/**
* Show a notification.
*/
prompt(severity: Severity, message: string, buttons: INotificationButton[], onCancel: () => void): INotificationHandle;
}
/**
* Updatable progress.
*/
export interface IProgress {
/**
* Report progress. Progress is the completed percentage from 0 to 100.
*/
report(progress: number): void;
}
/**
* Option progress reporting service.
*/
export interface IProgressService {
/**
* Start a new progress bar that resolves & disappears when the task finishes.
*/
start<T>(title: string, task: (progress: IProgress) => Promise<T>, onCancel: () => void): Promise<T>;
}
/**
* Temporary notification service.
*/
export class NotificationService implements INotificationService {
public error(error: Error): void {
logger.error(error.message, field("error", error));
}
public prompt(_severity: Severity, message: string, _buttons: INotificationButton[], _onCancel: () => void): INotificationHandle {
throw new Error(`cannot prompt using the console: ${message}`);
}
}
/**
* Temporary progress service.
*/
export class ProgressService implements IProgressService {
public start<T>(title: string, task: (progress: IProgress) => Promise<T>): Promise<T> {
logger.info(title);
return task({
report: (progress): void => {
logger.info(`${title} progress: ${progress}`);
},
});
}
}