Page Comparison

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1. if activity kind = medication_request:

   1. Check there is no medication request requests in status NEW based on the activity

      1. in case of error - return 409 (Unable to cancel activity with new Medication Request requests).

   2. Check there is no medication requests in status ACTIVE based on the activity

      1. in case of error - return 409 (Unable to cancel activity with active Medication requests).

2. if activity kind = service_request:

   1. Check availability of service requests with status = active.If such service requests exist, then needs to check availability of service requests with program_processing_status:

      1. if program_processing_status is undefined (NULL), then return error 409 (Unable to cancel activity with Service requests in status <status value> and program processing status is NULL or not completed)

      2. if program_processing_status is defined, then needs to check that program_processing_status = complete. Otherwise, return error 409 (Unable to cancel activity with Service requests in status <status value> and program processing status is NULL or not completed)

   2. Check all related service requests in final status: completed, recalled or entered_in_error.

      1. in case at least one is active - return error 409 (Unable to cancel activity with Service requests in active status)

Validate content

Signed content must match with activity in DB in order to be changed

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