.. _chapter_architecture:


.. index:: Architecture

Architecture
============

.. _chapter_architecture-guidelines:

Architecture Guidelines
-----------------------

These guidelines must be respected by the chosen solutions for the :doc:`/coremodel/coremodel`.

#. Only one database

#. No parallel data management

#. As few interfaces as possible

#. Unidirectional interfaces only

#. As much standard software as possible

#. As little custom programming as possible

#. As much standard functionality as possible, given by the systems

#. Simple and robust processes

#. Error tolerant processes

#. High degree of process and workflow automation

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.. _chapter_architecture-diagram:

Architecture Diagram
--------------------

The diagram shows the different elements of the :doc:`/coremodel/coremodel` together with the interaction of the elements. References to the numbers in the diagram:

2: Web Apps for the customer: :doc:`/coremodel/websites/websites`

2a: Django website framework: :doc:`/development/code/repositories/django_webapps_fullstack`

2a: Bootstrap to build the websites: :doc:`/development/code/repositories/bootstrap_webapps_fullstack`

3: Catching and scanning of the objects with :doc:`/coremodel/devices/devices`

3a: Inventory capture: :doc:`/development/code/repositories/inventory_control_system`

3b: Scanning RFID tags: :doc:`/development/code/repositories/inventory_rfid_node`

4: Integration of the partner: :doc:`/partner/partner`

5: Connector between Python programs and external systems:

5a: Legacy XMLRPC interface: :doc:`/development/tools/python/twisted/twisted`

5b: Modern REST API interface: :doc:`/development/tools/python/fastapi/fastapi`

6: Main programs: :doc:`/development/code/repositories/odoo_xmlrpc_twisted`

7: Connector between Odoo and Python programs: :ref:`chapter_xmlrpc`

8: Odoo ERP system: :doc:`/coremodel/odoo/odoo`

9: PostgreSQL database: :doc:`/coremodel/postgresql/postgresql`

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.. image:: documents/architecture_diagram.png
   :width: 100%
   :align: center