extends: spectral:oas
rules:
  # Thought Industries API-specific Spectral rules

  thought-industries-operation-summary-title-case:
    description: All operation summaries must use Title Case.
    message: "Operation summary '{{value}}' should use Title Case."
    severity: warn
    given: "$.paths[*][*].summary"
    then:
      function: pattern
      functionOptions:
        match: "^([A-Z][a-z0-9]*([ -][A-Z0-9][a-z0-9]*)*)$"

  thought-industries-pagination-params:
    description: List operations should support page and per_page parameters.
    message: "GET list operations should support page and per_page query parameters."
    severity: warn
    given: "$.paths[*][get]"
    then:
      function: schema
      functionOptions:
        schema:
          properties:
            operationId:
              pattern: "^list"

  thought-industries-auth-header-documented:
    description: API key authentication must be documented via X-API-Key header or apiKey query.
    message: "Operations must reference either ApiKeyHeader or ApiKeyQuery security scheme."
    severity: error
    given: "$.components.securitySchemes"
    then:
      function: truthy

  thought-industries-request-body-json:
    description: POST/PUT operations must use application/json content type.
    message: "POST/PUT request bodies must use application/json."
    severity: error
    given: "$.paths[*][post,put].requestBody.content"
    then:
      field: application/json
      function: truthy

  thought-industries-response-data-wrapper:
    description: Successful responses should wrap data in a data property.
    message: "Responses should use a data wrapper property following Thought Industries conventions."
    severity: warn
    given: "$.paths[*][*].responses.200.content.application/json.schema.properties"
    then:
      field: data
      function: truthy

  thought-industries-tag-defined:
    description: All operations must have at least one tag.
    message: "Operations must have at least one tag for categorization."
    severity: error
    given: "$.paths[*][get,post,put,delete]"
    then:
      field: tags
      function: truthy

  thought-industries-path-resource-plural:
    description: Collection paths should use plural resource names.
    message: "Collection path segments should use plural nouns (e.g., /users, /courses)."
    severity: warn
    given: "$.paths"
    then:
      function: truthy

  thought-industries-operation-id-camel-case:
    description: Operation IDs must use camelCase.
    message: "Operation ID '{{value}}' should use camelCase."
    severity: warn
    given: "$.paths[*][*].operationId"
    then:
      function: pattern
      functionOptions:
        match: "^[a-z][a-zA-Z0-9]*$"