handleGraphQLRequest() — supabase Function Reference

Architecture documentation for the handleGraphQLRequest() function in route.ts from the supabase codebase.

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Dependency Diagram

graph TD
  9f23b9c2_5895_763f_0113_465855239c31["handleGraphQLRequest()"]
  9d7ff13f_efdf_f6b5_75c4_c0fbedc42b47["handleRequest()"]
  9d7ff13f_efdf_f6b5_75c4_c0fbedc42b47 -->|calls| 9f23b9c2_5895_763f_0113_465855239c31
  ed0c8815_1ef9_ebdd_5c03_dac356ae4187["parseGraphQLRequestPayload()"]
  9f23b9c2_5895_763f_0113_465855239c31 -->|calls| ed0c8815_1ef9_ebdd_5c03_dac356ae4187
  87d3c8b4_1926_050c_c177_ae099c77a929["validateGraphQLRequest()"]
  9f23b9c2_5895_763f_0113_465855239c31 -->|calls| 87d3c8b4_1926_050c_c177_ae099c77a929
  47f1fb98_99d8_02f2_c6fb_d505e40bcee9["isDevGraphiQL()"]
  9f23b9c2_5895_763f_0113_465855239c31 -->|calls| 47f1fb98_99d8_02f2_c6fb_d505e40bcee9
  45f64da6_d949_22b4_f6f8_853a312ea9ea["getResponseHeaders()"]
  9f23b9c2_5895_763f_0113_465855239c31 -->|calls| 45f64da6_d949_22b4_f6f8_853a312ea9ea
  style 9f23b9c2_5895_763f_0113_465855239c31 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

apps/docs/app/api/graphql/route.ts lines 111–146

async function handleGraphQLRequest(request: Request): Promise<NextResponse> {
  const { method } = request
  const isGetRequest = method === 'GET'

  const { query, variables, operationName } = await parseGraphQLRequestPayload(request)
  const validationErrors = validateGraphQLRequest(query, {
    isDevGraphiQL: isDevGraphiQL(request),
    isGetRequest,
    operationName,
  })
  if (validationErrors.length > 0) {
    return NextResponse.json(
      {
        errors: validationErrors.map((error) => ({
          message: error.message,
          locations: error.locations,
          path: error.path,
        })),
      },
      {
        headers: getResponseHeaders(request, isGetRequest),
      }
    )
  }

  const result = await graphql({
    schema: rootGraphQLSchema,
    contextValue: { request },
    source: query,
    variableValues: variables,
    operationName,
  })
  return NextResponse.json(result, {
    headers: getResponseHeaders(request, isGetRequest),
  })
}