Api 25719 current phase back

[mchristiansonVA]

Summary

• Updates the logic for v2 ClaimController methods current_phase_back and get_phase_type_indicator_array so that they function correctly given the BGS claim details data structure.

Related issue(s)

API-25719

Testing done

• Previously both methods always returned false regardless of the actual BGS data returned.
• Manual tests with Postman and debugger.
• ICN = 1012830905V768518, claimID = 600382810
• Added new rspec test and associated factory elements to validate that the updated methods are working correctly and that the related claim phase date data attributes return expected values.

What areas of the site does it impact?

• Claims v2 Show route

Acceptance criteria

• I fixed|updated|added unit tests and integration tests for each feature (if applicable).
• No error nor warning in the console.
• Events are being sent to the appropriate logging solution
• Documentation has been updated (link to documentation)
• No sensitive information (i.e. PII/credentials/internal URLs/etc.) is captured in logging, hardcoded, or specs
• Feature/bug has a monitor built into Datadog or Grafana (if applicable)
• If app impacted requires authentication, did you login to a local build and verify all authenticated routes work as expected
• I added a screenshot of the developed feature

[stiehlrod]

Which ICN and claim_id/s did you use to test this?

[mchristiansonVA]

Which ICN and claim_id/s did you use to test this?

As discussed in slack, I couldn't find a claim to test the current phaseback field directly, but was able to test using rspec & a debugger to exercise the logic and validate result.