@startuml

actor       "user"     as actor1
participant "FE/UI" as ui
participant "berikhtiar-be" as berikhtiar
database "itr" as dbitr

actor1 -> ui
ui <-> berikhtiar : /order/add-to-cart [POST]
berikhtiar <-> dbitr : create or update order
berikhtiar <-> dbitr : create or update order_receipt
berikhtiar <-> dbitr : create or update order_detail

@enduml