personae/app/mutations/users/useUpdateUser.js

import { useOptimisticUpdate } from "pinia-colada-plugin-normalizer"

export const useUpdateUser = defineMutation(() => {
  const { transaction } = useOptimisticUpdate()

  const { mutate, ...mutation } = useMutation({
    onMutate({ id, updates }) {
      const tx = transaction()
      tx.set("user", id, updates)

      return tx
    },

    mutation: ({ id, updates }) => useEmit("user:update", id, updates),

    onError(error, _vars, { rollback }) {
      rollback?.()

      console.error("[useUpdateUser] [onError]", error)
    },

    onSuccess: (_data, _vars, { commit }) => commit?.()
  })

  return {
    ...mutation,
    updateUser: (id, updates) => mutate({ id, updates })
  }
})