refactor: use Nextcloud logger

This allows to silence console messages depending on the log level
configured in Nextcloud.

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

Author: susnux

lib/ProxyBus.ts

@@ -10,19 +10,17 @@ import type { IsUndefined } from './types.ts'
 
 import major from 'semver/functions/major.js'
 import valid from 'semver/functions/valid.js'
+import { logger } from './logger.ts'
 
 export class ProxyBus<E extends GenericEvents = NextcloudEvents>
 implements EventBus<E> {
 	private bus: EventBus<E>
 
 	constructor(bus: EventBus<E>) {
 		if (typeof bus.getVersion !== 'function' || !valid(bus.getVersion())) {
-			console.warn('Proxying an event bus with an unknown or invalid version')
+			logger.warn('Proxying an event bus with an unknown or invalid version')
 		} else if (major(bus.getVersion()) !== major(this.getVersion())) {
-			console.warn('Proxying an event bus of version '
-				+ bus.getVersion()
-				+ ' with '
-				+ this.getVersion())
+			logger.warn(`Proxying an event bus of version ${bus.getVersion()} with ${this.getVersion()}`)
 		}
 
 		this.bus = bus

lib/SimpleBus.ts

@@ -8,6 +8,8 @@ import type { EventBus } from './EventBus.js'
 import type { EventHandler } from './EventHandler.js'
 import type { IsUndefined } from './types.ts'
 
+import { logger } from './logger.ts'
+
 export class SimpleBus<E extends GenericEvents = NextcloudEvents>
 implements EventBus<E> {
 	private handlers = new Map<keyof E, EventHandler<E[keyof E]>[]>()
@@ -44,8 +46,8 @@ implements EventBus<E> {
 		handlers.forEach((h) => {
 			try {
 				(h as EventHandler<(typeof event)[0]>)(event[0])
-			} catch (e) {
-				console.error('could not invoke event listener', e)
+			} catch (error) {
+				logger.error('SimpleBus: Could not invoke event listener', { error })
 			}
 		})
 	}

lib/index.ts

@@ -8,6 +8,7 @@ import type { EventBus } from './EventBus.ts'
 import type { EventHandler } from './EventHandler.ts'
 import type { IsUndefined } from './types.ts'
 
+import { logger } from './logger.ts'
 import { ProxyBus } from './ProxyBus.ts'
 import { SimpleBus } from './SimpleBus.ts'
 
@@ -34,13 +35,13 @@ function getBus(): EventBus {
 		// testing or SSR
 		return new Proxy({} as EventBus, {
 			get: () => {
-				return () => console.error('Window not available, EventBus can not be established!')
+				return () => logger.error('Window not available, EventBus can not be established!')
 			},
 		})
 	}
 
 	if (window.OC?._eventBus && typeof window._nc_event_bus === 'undefined') {
-		console.warn('found old event bus instance at OC._eventBus. Update your version!')
+		logger.warn('Found old event bus instance at OC._eventBus. Update your version!')
 		window._nc_event_bus = window.OC._eventBus
 	}
 

lib/logger.ts

@@ -0,0 +1,10 @@
+/*!
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+import { getLoggerBuilder } from '@nextcloud/logger'
+
+export const logger = getLoggerBuilder()
+	.setApp('@nextcloud/event-bus')
+	.build()

package-lock.json

@@ -37,6 +37,7 @@
     "watch": "npm run dev -- --watch"
   },
   "dependencies": {
+    "@nextcloud/logger": "^2.2.1",
     "@types/semver": "^7.7.0",
     "semver": "^7.7.2"
   },