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notification-manager.js
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notification-manager.js
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const { Emitter } = require('event-kit');
const Notification = require('../src/notification');
// Public: A notification manager used to create {Notification}s to be shown
// to the user.
//
// An instance of this class is always available as the `atom.notifications`
// global.
module.exports = class NotificationManager {
constructor() {
this.notifications = [];
this.emitter = new Emitter();
}
/*
Section: Events
*/
// Public: Invoke the given callback after a notification has been added.
//
// * `callback` {Function} to be called after the notification is added.
// * `notification` The {Notification} that was added.
//
// Returns a {Disposable} on which `.dispose()` can be called to unsubscribe.
onDidAddNotification(callback) {
return this.emitter.on('did-add-notification', callback);
}
// Public: Invoke the given callback after the notifications have been cleared.
//
// * `callback` {Function} to be called after the notifications are cleared.
//
// Returns a {Disposable} on which `.dispose()` can be called to unsubscribe.
onDidClearNotifications(callback) {
return this.emitter.on('did-clear-notifications', callback);
}
/*
Section: Adding Notifications
*/
// Public: Add a success notification.
//
// * `message` A {String} message
// * `options` (optional) An options {Object} with the following keys:
// * `buttons` (optional) An {Array} of {Object} where each {Object} has
// the following options:
// * `className` (optional) {String} a class name to add to the button's
// default class name (`btn btn-success`).
// * `onDidClick` (optional) {Function} callback to call when the button
// has been clicked. The context will be set to the
// {NotificationElement} instance.
// * `text` {String} inner text for the button
// * `description` (optional) A Markdown {String} containing a longer
// description about the notification. By default, this **will not**
// preserve newlines and whitespace when it is rendered.
// * `detail` (optional) A plain-text {String} containing additional
// details about the notification. By default, this **will** preserve
// newlines and whitespace when it is rendered.
// * `dismissable` (optional) A {Boolean} indicating whether this
// notification can be dismissed by the user. Defaults to `false`.
// * `icon` (optional) A {String} name of an icon from Octicons to display
// in the notification header. Defaults to `'check'`.
//
// Returns the {Notification} that was added.
addSuccess(message, options) {
return this.addNotification(new Notification('success', message, options));
}
// Public: Add an informational notification.
//
// * `message` A {String} message
// * `options` (optional) An options {Object} with the following keys:
// * `buttons` (optional) An {Array} of {Object} where each {Object} has
// the following options:
// * `className` (optional) {String} a class name to add to the button's
// default class name (`btn btn-info`).
// * `onDidClick` (optional) {Function} callback to call when the button
// has been clicked. The context will be set to the
// {NotificationElement} instance.
// * `text` {String} inner text for the button
// * `description` (optional) A Markdown {String} containing a longer
// description about the notification. By default, this **will not**
// preserve newlines and whitespace when it is rendered.
// * `detail` (optional) A plain-text {String} containing additional
// details about the notification. By default, this **will** preserve
// newlines and whitespace when it is rendered.
// * `dismissable` (optional) A {Boolean} indicating whether this
// notification can be dismissed by the user. Defaults to `false`.
// * `icon` (optional) A {String} name of an icon from Octicons to display
// in the notification header. Defaults to `'info'`.
//
// Returns the {Notification} that was added.
addInfo(message, options) {
return this.addNotification(new Notification('info', message, options));
}
// Public: Add a warning notification.
//
// * `message` A {String} message
// * `options` (optional) An options {Object} with the following keys:
// * `buttons` (optional) An {Array} of {Object} where each {Object} has
// the following options:
// * `className` (optional) {String} a class name to add to the button's
// default class name (`btn btn-warning`).
// * `onDidClick` (optional) {Function} callback to call when the button
// has been clicked. The context will be set to the
// {NotificationElement} instance.
// * `text` {String} inner text for the button
// * `description` (optional) A Markdown {String} containing a longer
// description about the notification. By default, this **will not**
// preserve newlines and whitespace when it is rendered.
// * `detail` (optional) A plain-text {String} containing additional
// details about the notification. By default, this **will** preserve
// newlines and whitespace when it is rendered.
// * `dismissable` (optional) A {Boolean} indicating whether this
// notification can be dismissed by the user. Defaults to `false`.
// * `icon` (optional) A {String} name of an icon from Octicons to display
// in the notification header. Defaults to `'alert'`.
//
// Returns the {Notification} that was added.
addWarning(message, options) {
return this.addNotification(new Notification('warning', message, options));
}
// Public: Add an error notification.
//
// * `message` A {String} message
// * `options` (optional) An options {Object} with the following keys:
// * `buttons` (optional) An {Array} of {Object} where each {Object} has
// the following options:
// * `className` (optional) {String} a class name to add to the button's
// default class name (`btn btn-error`).
// * `onDidClick` (optional) {Function} callback to call when the button
// has been clicked. The context will be set to the
// {NotificationElement} instance.
// * `text` {String} inner text for the button
// * `description` (optional) A Markdown {String} containing a longer
// description about the notification. By default, this **will not**
// preserve newlines and whitespace when it is rendered.
// * `detail` (optional) A plain-text {String} containing additional
// details about the notification. By default, this **will** preserve
// newlines and whitespace when it is rendered.
// * `dismissable` (optional) A {Boolean} indicating whether this
// notification can be dismissed by the user. Defaults to `false`.
// * `icon` (optional) A {String} name of an icon from Octicons to display
// in the notification header. Defaults to `'flame'`.
// * `stack` (optional) A preformatted {String} with stack trace
// information describing the location of the error.
// Requires `detail` to be set.
//
// Returns the {Notification} that was added.
addError(message, options) {
return this.addNotification(new Notification('error', message, options));
}
// Public: Add a fatal error notification.
//
// * `message` A {String} message
// * `options` (optional) An options {Object} with the following keys:
// * `buttons` (optional) An {Array} of {Object} where each {Object} has
// the following options:
// * `className` (optional) {String} a class name to add to the button's
// default class name (`btn btn-error`).
// * `onDidClick` (optional) {Function} callback to call when the button
// has been clicked. The context will be set to the
// {NotificationElement} instance.
// * `text` {String} inner text for the button
// * `description` (optional) A Markdown {String} containing a longer
// description about the notification. By default, this **will not**
// preserve newlines and whitespace when it is rendered.
// * `detail` (optional) A plain-text {String} containing additional
// details about the notification. By default, this **will** preserve
// newlines and whitespace when it is rendered.
// * `dismissable` (optional) A {Boolean} indicating whether this
// notification can be dismissed by the user. Defaults to `false`.
// * `icon` (optional) A {String} name of an icon from Octicons to display
// in the notification header. Defaults to `'bug'`.
// * `stack` (optional) A preformatted {String} with stack trace
// information describing the location of the error.
// Requires `detail` to be set.
//
// Returns the {Notification} that was added.
addFatalError(message, options) {
return this.addNotification(new Notification('fatal', message, options));
}
add(type, message, options) {
return this.addNotification(new Notification(type, message, options));
}
addNotification(notification) {
this.notifications.push(notification);
this.emitter.emit('did-add-notification', notification);
return notification;
}
/*
Section: Getting Notifications
*/
// Public: Get all the notifications.
//
// Returns an {Array} of {Notification}s.
getNotifications() {
return this.notifications.slice();
}
/*
Section: Managing Notifications
*/
// Public: Clear all the notifications.
clear() {
this.notifications = [];
this.emitter.emit('did-clear-notifications');
}
};