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The Document Verification API Route is a critical component of the Sophra System’s data management layer, specifically designed to interface with Elasticsearch for document verification purposes. This route leverages Next.js 14’s API routing capabilities to provide a robust and efficient mechanism for checking the existence of documents within specified Elasticsearch indices. It integrates seamlessly with Sophra’s core services, including the service manager, database client, and logging system, to deliver a comprehensive document verification solution. Architecturally, this component is positioned as a bridge between client applications and the underlying Elasticsearch infrastructure. It employs a microservices-oriented approach, encapsulating document verification logic within a dedicated API endpoint. This design decision enhances modularity and allows for independent scaling of the verification service. The route utilizes asynchronous operations to maintain responsiveness, crucial for handling potentially high-volume verification requests without compromising system performance. Performance optimization is a key consideration in the implementation of this route. It employs a multi-step verification process that first checks the existence of the specified index before attempting to retrieve the document. This approach minimizes unnecessary Elasticsearch queries, reducing both latency and resource consumption. Additionally, the route leverages Prisma for efficient database interactions, ensuring rapid retrieval of index metadata. The Document Verification API Route showcases several unique technical capabilities. It demonstrates seamless integration with Elasticsearch, utilizing both the Elasticsearch service abstraction and direct API calls for comprehensive verification. The route also implements robust error handling and logging, ensuring operational transparency and facilitating debugging in production environments. Furthermore, it provides a flexible query parameter system, allowing clients to specify both the index and document identifiers dynamically.

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Exported Components

export const runtime = "nodejs";

export async function GET(req: NextRequest): Promise<NextResponse>
The GET function is the primary exported component of this route. It handles incoming HTTP GET requests and returns a NextResponse object.

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Parameters

  • req: NextRequest: The incoming request object from Next.js

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Return Type

  • Promise<NextResponse>: A promise that resolves to a Next.js response object

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Implementation Examples

// Example usage in a client-side application
async function verifyDocument(indexId: string, documentId: string) {
  const response = await fetch(`/api/cortex/documents/verify?index=${indexId}&id=${documentId}`);
  const data = await response.json();
  if (data.success) {
    console.log('Document verification result:', data.data);
  } else {
    console.error('Verification failed:', data.error);
  }
}

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Sophra Integration Details

This route integrates with several core Sophra components:
  1. Service Manager: Utilized to obtain the Elasticsearch service instance.
  2. Prisma Database Client: Used for querying index metadata.
  3. Logger: Employed for error logging and monitoring.

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Error Handling

The route implements comprehensive error handling:
Returns a 400 status with an error message if index or id is missing.
Returns a 404 status if the specified index doesn’t exist in the database.
Catches and logs any Elasticsearch-related errors, returning a 500 status.
All errors are logged using the Sophra logging system for monitoring and debugging purposes.

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Performance Considerations

Optimization Strategies

  • Index existence check before document query
  • Use of Prisma for efficient database queries
  • Direct Elasticsearch API calls for low-latency document checks

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Security Implementation

This route relies on environment variables for Elasticsearch authentication, ensuring secure access to the search infrastructure.
Authentication is implemented using API keys: 
headers: {
  Authorization: `ApiKey ${process.env.SOPHRA_ES_API_KEY}`,
  "Content-Type": "application/json",
}

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Configuration

ELASTICSEARCH_URL="https://your-elasticsearch-cluster:9200"
SOPHRA_ES_API_KEY="your-elasticsearch-api-key"
These environment variables must be properly configured for the route to function correctly.
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