fix(healthcare): set responseType to JSON instead of Buffer in getFhirStore.js

[angelcaamal]

Description

Fixes #

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Checklist

• I have followed guidelines from CONTRIBUTING.MD and Samples Style Guide
• Tests pass: npm test (see Testing)
• Lint pass: npm run lint (see Style)
• Required CI tests pass (see CI testing)
• These samples need a new API enabled in testing projects to pass (let us know which ones)
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• This pull request is from a branch created directly off of GoogleCloudPlatform/nodejs-docs-samples. Not a fork.
• This sample adds a new sample directory, and I updated the CODEOWNERS file with the codeowners for this sample
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[gemini-code-assist]

Summary of Changes

Hello, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request addresses an issue in the getFhirStore function by ensuring that the API client correctly interprets responses as JSON, preventing potential parsing errors. Additionally, it enhances the reliability of the function by introducing a try-catch block to gracefully handle and report any failures during the FHIR store retrieval operation.

Highlights

• API Client Configuration: The Google Cloud Healthcare API client has been configured to explicitly set the responseType to 'json', ensuring that API responses are correctly parsed as JSON objects instead of raw buffers.
• Error Handling Improvement: Robust error handling has been implemented around the getFhirStore API call, catching potential errors during the retrieval process and logging them to the console for better debugging and user feedback.

Changelog

• healthcare/fhir/getFhirStore.js
  • Added responseType: 'json' to the GoogleAuth client configuration.
  • Wrapped the healthcare.projects.locations.datasets.fhirStores.get call in a try-catch block to handle potential errors.

Activity

• The author has completed most of the checklist items, indicating adherence to contribution guidelines, passing tests, and linting.
• The PR description includes a note about opening an issue for discussion if not associated with Google, and a request to merge once approved.

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[gemini-code-assist]

Code Review

This pull request fixes an issue in getFhirStore.js where the response from the Healthcare API was a Buffer instead of a JSON object. This is corrected by setting responseType: 'json' in the API client options. Additionally, error handling has been added around the API call. My review includes a suggestion to improve the error handling to ensure that the script exits with a non-zero status code on failure, which is important for CI/CD pipelines and other scripts.