GPConnect to CCDA service

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This is a service to connect to GP Connect and return the structured SCR record as a CCDA document

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Overview

Current the service is designed to interact with a requesting EHR via ITI requests in order to lookup, request and convert a patients summary care record

  sequenceDiagram
  participant EHR
  participant Service
  participant NHS API's
  participant Redis Cache
  EHR->>Service: ITI 47 Request
  Service->>NHS API's: FHIR PDS lookup
  NHS API's->> Service: PDS response
  Service->>EHR: ITI 47 Response
  Service ->> Redis Cache: Check for cached SDS lookup
  Service -->> NHS API's: SDS lookup
  NHS API's -->> Service: SDS Response
  Redis Cache ->> Service: Return ADIS and Fhir root
  EHR->>Service: ITI 38 Request
  Service->>Redis Cache: Check for cached response
  Service-->>NHS API's:GPconnnect Structured SCR request
  NHS API's-->> Service: Return Structured SCR
  Service->>Service: convert SCR to CCDA
  Service->>Redis Cache: Cache CCDA
  Service->>EHR: ITI 38 Response
  EHR->>Service: ITI 39 Request
  Service->>EHR: ITI 39 Response

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Tasks

Currently on open test environment or int as able:

• ITI 47
• Fhir PDS lookup
• ITI 38 call and response
• GP Connect call
• Fhir Bundle -> CCDA conversion
• ITI 39 call and response

Todo

• Flesh out html section of CCDA
• Progress to NHS test environment
• Sign up to PDS lookup

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Running

The project is built on fastAPI and pipenv for package management

to run locally

pipenv shell
pipenv install --dev

the project requires an active redis server running on port 6379 this should be activated first by running (for example)

redis-server /etc/redis/6379.conf

the server can then be started using

uvicorn app.main:app --reload

Docker

The project can also be run using docker. Ensure you have a valid installation and simple run

docker-compose up

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Branches

Development will take place on Dev, check there for latest progress. Feature development should be checked out onto their own branch. Demo is the branch for the internet facing demo, currently on heroku. Integration will be for final intergration testing and Main will host final production builds

flowchart TD
Feature --> Dev --> Feature
Dev --PR --> Integration
Integration --PR-->Main
Dev -.-> Demo
click Dev href "https://github.com/UCLH-Foundry/Xhuma/tree/dev"

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