import { requireAuth } from '~/server/utils/auth'
import { userGroups, groups } from '~/server/utils/db'

export default defineEventHandler(async (event) => {
  const user = requireAuth(event)
  
  // Get all groups the user is a member of
  const userGroupMemberships = Array.from(userGroups.values()).filter(
    membership => membership.userId === user.id
  )
  
  const userGroupsData = userGroupMemberships.map(membership => {
    const group = groups.get(membership.groupId)
    return group ? { ...group, membershipRole: membership.role } : null
  }).filter(Boolean)
  
  return { groups: userGroupsData }
})