INS-1513

[JoonLeeNIH]

Overview

Fixes crashes in original INS-1513 implementation

Change Details (Specifics)

Added handling for Opensearch errors in /search endpoint, as well as corresponding test

Related Ticket(s)

https://tracker.nci.nih.gov/browse/INS-1513

[Copilot]

Pull request overview

Fixes crashes in the /search endpoint by adding handling for OpenSearch failures and adjusting default sort behavior.

Changes:

• Add try/catch around OpenSearch search execution and return a structured error.
• Harden request parsing in the dataset search controller (filters/search_text) and update the default sort field.
• Add a unit test + fixture for an OpenSearch error response.

Reviewed changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 7 comments.

Show a summary per file

File	Description
Utils/datasetFields.js	Introduces a default dataset sort field constant/export used by the controller.
Controllers/dataset.controllers.js	Validates request inputs, changes default sort field, and returns error responses when service reports OpenSearch errors.
Services/dataset.service.js	Wraps OpenSearch call with error handling and logs failures.
Services/dataset.service.test.js	Adds a test intended to cover OpenSearch error handling in the service.
Services/dataset.service.test.fixtures.js	Adds fixture representing an OpenSearch error payload.

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