.. _booking_process:

TicketSwitch API Process Diagram
============================================

.. figure:: images/api-booking-process.png

.. '..title TicketSwitch Process Flow'
.. autonumber
.. participant "API Client"
.. participant TicketSwitch
.. participant "Backend System"
.. 
.. "API Client" -> "TicketSwitch": start_session
.. note left
.. Provide username & password
.. end note
.. TicketSwitch -> "API Client" : Crypto block 
.. note left
.. returned if authenticated
.. Crypto block used as parameter in future calls.
.. end note
.. 
.. "Backend System" -> TicketSwitch : Current Options
.. TicketSwitch -> "API Client"
.. 
.. 
.. 
.. 
.. 
.. participant API Client
.. 
.. 
.. title API Client / TicketSwitch: Create Order
.. API Client->TicketSwitch: Create Order
.. note left of TicketSwitch: 
.. crypto_block (from discount options), [discount_token/s]
.. end note
.. TicketSwitch->Backend System: Options Check
.. Backend System->TicketSwitch: Current Options
.. TicketSwitch->API Client: 
.. note right of API Client:
.. Order block: Discounts, currency, event, performance, despatch method
.. end note
..