rules:

  # Info Rules
  usadf-info-title-present:
    description: API info must have a title
    message: Info object must have a title
    severity: error
    given: $.info
    then:
      field: title
      function: truthy

  usadf-info-description-present:
    description: API info must have a description
    message: Info object must have a description
    severity: warn
    given: $.info
    then:
      field: description
      function: truthy

  usadf-info-version-present:
    description: API info must have a version
    message: Info object must have a version
    severity: error
    given: $.info
    then:
      field: version
      function: truthy

  usadf-info-contact-present:
    description: Government APIs must have contact information
    message: Info object must include contact details for government APIs
    severity: warn
    given: $.info
    then:
      field: contact
      function: truthy

  # OpenAPI Version Rules
  usadf-openapi-version:
    description: Must use OpenAPI 3.x
    message: OpenAPI version must be 3.x
    severity: error
    given: $
    then:
      field: openapi
      function: pattern
      functionOptions:
        match: "^3\\."

  # Server Rules
  usadf-servers-present:
    description: API must define servers
    message: Servers array must be defined
    severity: warn
    given: $
    then:
      field: servers
      function: truthy

  usadf-server-url-https:
    description: Server URLs should use HTTPS
    message: "Server URL should use HTTPS: {{value}}"
    severity: warn
    given: $.servers[*].url
    then:
      function: pattern
      functionOptions:
        match: "^https://"

  # Path Rules
  usadf-paths-present:
    description: API must define paths
    message: Paths object must be defined and non-empty
    severity: error
    given: $
    then:
      field: paths
      function: truthy

  usadf-path-kebab-case:
    description: Path segments should use kebab-case or underscores
    message: "Path should use lowercase letters: {{value}}"
    severity: hint
    given: $.paths[*]~
    then:
      function: pattern
      functionOptions:
        match: "^/[a-z0-9/_{}.-]*$"

  # Operation Rules
  usadf-operation-id-present:
    description: All operations must have an operationId
    message: Operation must have an operationId
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: operationId
      function: truthy

  usadf-operation-summary-present:
    description: All operations must have a summary
    message: Operation must have a summary
    severity: warn
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: summary
      function: truthy

  usadf-operation-description-present:
    description: All operations should have a description
    message: Operation should have a description
    severity: hint
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: description
      function: truthy

  usadf-operation-tags-present:
    description: All operations must have at least one tag
    message: Operation must have at least one tag
    severity: warn
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: tags
      function: truthy

  # Response Rules
  usadf-response-description-present:
    description: All responses must have a description
    message: Response must have a description
    severity: error
    given: $.paths[*][get,post,put,patch,delete].responses[*]
    then:
      field: description
      function: truthy

  usadf-response-success-present:
    description: Operations must define a 2xx success response
    message: Operation must define a 2xx response
    severity: error
    given: $.paths[*][get,post,put,patch,delete].responses
    then:
      function: schema
      functionOptions:
        schema:
          type: object
          anyOf:
            - required: ["200"]
            - required: ["201"]

  # Schema Rules
  usadf-schema-description-present:
    description: All schemas should have a description
    message: Schema should have a description
    severity: hint
    given: $.components.schemas[*]
    then:
      field: description
      function: truthy

  usadf-schema-properties-examples:
    description: Schema properties should include examples
    message: Schema property should have an example value
    severity: hint
    given: $.components.schemas[*].properties[*]
    then:
      field: example
      function: truthy

  # Government Grant-Specific Rules
  usadf-award-amount-defined:
    description: Award schemas should define total obligation or award amount
    message: Award schema should define total_obligation or estimatedTotalProgramFunding
    severity: hint
    given: $.components.schemas.Award.properties
    then:
      field: total_obligation
      function: truthy

  usadf-opportunity-dates-defined:
    description: Grant opportunity schemas must define open and close dates
    message: Opportunity schema should define openDate and closeDate
    severity: warn
    given: $.components.schemas.Opportunity.properties
    then:
      field: closeDate
      function: truthy

  usadf-opportunity-status-enum:
    description: Grant opportunity status should use an enum
    message: Opportunity status should define an enum
    severity: warn
    given: $.components.schemas.Opportunity.properties.oppStatus
    then:
      field: enum
      function: truthy

  usadf-award-category-enum:
    description: Award category should use an enum
    message: Award category should define an enum of valid values
    severity: hint
    given: $.components.schemas.Award.properties.category
    then:
      field: enum
      function: truthy

  # HTTP Method Rules
  usadf-get-no-request-body:
    description: GET operations should not have a request body
    message: GET operation should not have a request body
    severity: warn
    given: $.paths[*].get
    then:
      field: requestBody
      function: falsy

  # Quality Rules
  usadf-microcks-operation-present:
    description: Operations should include Microcks extension for mocking
    message: Operation should have x-microcks-operation extension
    severity: hint
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: x-microcks-operation
      function: truthy

  usadf-examples-in-responses:
    description: Responses should include examples
    message: Response content should include examples
    severity: hint
    given: $.paths[*][get,post,put,patch,delete].responses[*].content[*]
    then:
      field: examples
      function: truthy

  usadf-parameter-description:
    description: Parameters should have descriptions
    message: Parameter should have a description
    severity: warn
    given: $.paths[*][get,post,put,patch,delete].parameters[*]
    then:
      field: description
      function: truthy