fix: #8085 (comment)

Signed-off-by: Grigory Vodyanov <scratchx@gmx.com>

Author: GVodyanov

src/store/delegation.ts

@@ -9,6 +9,7 @@ import { computed, ref } from 'vue'
 import { mapDavCollectionToCalendar } from '../models/calendar.js'
 import { mapDavToPrincipal } from '../models/principal.js'
 import { findCalendarsAtUrl, findPrincipalByUrl, getClient } from '../services/caldavService.js'
+
 import logger from '../utils/logger.js'
 import useCalendarsStore from './calendars.js'
 import usePrincipalsStore from './principals.js'
@@ -65,17 +66,12 @@ export default defineStore('delegation', () => {
 			return
 		}
 
-		const baseUrl = currentUser.url.replace(/\/?$/, '')
-		const proxyWriteGroupUrl = baseUrl + '/calendar-proxy-write'
-		const proxyReadGroupUrl = baseUrl + '/calendar-proxy-read'
-
 		let writeUrls: string[] = []
 		let readUrls: string[] = []
 		try {
-			[writeUrls, readUrls] = await Promise.all([
-				getClient().getDelegateUrls(proxyWriteGroupUrl),
-				getClient().getDelegateUrls(proxyReadGroupUrl),
-			])
+			const delegates = await getClient().getDelegatesForPrincipal(currentUser.url)
+			writeUrls = delegates.write
+			readUrls = delegates.read
 		} catch (error) {
 			logger.error('Could not fetch delegate URLs', { error })
 			return
@@ -141,11 +137,7 @@ export default defineStore('delegation', () => {
 			return
 		}
 
-		const baseUrl = currentUser.url.replace(/\/?$/, '')
-		const proxyGroupUrl = permission === 'read'
-			? baseUrl + '/calendar-proxy-read'
-			: baseUrl + '/calendar-proxy-write'
-		await getClient().addDelegate(proxyGroupUrl, principalUrl)
+		await getClient().addDelegate(currentUser.url, principalUrl, permission)
 		await fetchDelegates()
 	}
 
@@ -161,15 +153,11 @@ export default defineStore('delegation', () => {
 			return
 		}
 
-		const baseUrl = currentUser.url.replace(/\/?$/, '')
 		// Find the delegate's current permission so we remove from the right group.
 		const existing = delegates.value.find((d) => d.url === principalUrl)
 		const permission = existing?.permission ?? 'write'
 
-		const proxyGroupUrl = permission === 'read'
-			? baseUrl + '/calendar-proxy-read'
-			: baseUrl + '/calendar-proxy-write'
-		await getClient().removeDelegate(proxyGroupUrl, principalUrl)
+		await getClient().removeDelegate(currentUser.url, principalUrl, permission)
 		delegates.value = delegates.value.filter((d) => d.url !== principalUrl)
 	}