rules:

  # INFO / METADATA
  info-title-contains-amazon-pinpoint:
    description: API title must reference Amazon Pinpoint
    message: Info title should contain 'Amazon Pinpoint'
    severity: warn
    given: $.info.title
    then:
      function: pattern
      functionOptions:
        match: "Amazon Pinpoint"

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

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

  info-contact-required:
    description: API must provide contact information
    message: Info object should have contact information
    severity: warn
    given: $.info
    then:
      field: contact
      function: truthy

  # OPENAPI VERSION
  openapi-version-3:
    description: API should use OpenAPI 3.x
    message: Spec must use OpenAPI 3.0 or higher
    severity: error
    given: $.openapi
    then:
      function: pattern
      functionOptions:
        match: "^3\\."

  # SERVERS
  servers-defined:
    description: Servers must be defined
    message: At least one server must be defined
    severity: error
    given: $
    then:
      field: servers
      function: truthy

  servers-https:
    description: All server URLs must use HTTPS
    message: Server URL must use HTTPS
    severity: warn
    given: $.servers[*].url
    then:
      function: pattern
      functionOptions:
        match: "^https"

  # PATHS
  paths-kebab-case:
    description: Path segments must use kebab-case
    message: Path segments must use kebab-case (lowercase, hyphens allowed)
    severity: warn
    given: $.paths
    then:
      field: "@key"
      function: pattern
      functionOptions:
        match: "^(/[a-z0-9{}_/-]+)+$"

  paths-no-trailing-slash:
    description: Paths must not have trailing slashes
    message: Path must not end with a slash
    severity: warn
    given: $.paths
    then:
      field: "@key"
      function: pattern
      functionOptions:
        notMatch: "/$"

  paths-v1-prefix:
    description: All paths must start with /v1/
    message: Paths must be prefixed with /v1/
    severity: info
    given: $.paths
    then:
      field: "@key"
      function: pattern
      functionOptions:
        match: "^/v1/"

  # OPERATIONS
  operation-summary-required:
    description: All operations must have a summary
    message: Operation must have a summary
    severity: error
    given: $.paths[*][get,post,put,patch,delete,options,head]
    then:
      field: summary
      function: truthy

  operation-summary-amazon-pinpoint-prefix:
    description: Summaries must begin with 'Amazon Pinpoint'
    message: Operation summary must start with 'Amazon Pinpoint'
    severity: warn
    given: $.paths[*][get,post,put,patch,delete].summary
    then:
      function: pattern
      functionOptions:
        match: "^Amazon Pinpoint"

  operation-description-required:
    description: All operations must have a description
    message: Operation must have a description
    severity: error
    given: $.paths[*][get,post,put,patch,delete,options,head]
    then:
      field: description
      function: truthy

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

  operation-id-pascal-case:
    description: OperationId must use PascalCase
    message: OperationId must be in PascalCase format
    severity: warn
    given: $.paths[*][get,post,put,patch,delete].operationId
    then:
      function: pattern
      functionOptions:
        match: "^[A-Z][a-zA-Z0-9]+$"

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

  # TAGS
  tags-global-defined:
    description: Global tags must be defined
    message: Global tags array should be defined
    severity: warn
    given: $
    then:
      field: tags
      function: truthy

  tags-title-case:
    description: Tag names must use Title Case
    message: Tag name must use Title Case
    severity: warn
    given: $.tags[*].name
    then:
      function: pattern
      functionOptions:
        match: "^[A-Z]"

  tags-description-required:
    description: Tags must have descriptions
    message: Tag must have a description
    severity: warn
    given: $.tags[*]
    then:
      field: description
      function: truthy

  # PARAMETERS
  parameter-description-required:
    description: All parameters must have descriptions
    message: Parameter must have a description
    severity: error
    given: $.paths[*][*].parameters[*]
    then:
      field: description
      function: truthy

  parameter-schema-required:
    description: All parameters must have a schema
    message: Parameter must have a schema
    severity: error
    given: $.paths[*][*].parameters[*]
    then:
      field: schema
      function: truthy

  # REQUEST BODIES
  request-body-description:
    description: Request bodies should have descriptions
    message: Request body should have a description
    severity: warn
    given: $.paths[*][post,put,patch].requestBody
    then:
      field: description
      function: truthy

  request-body-json-content:
    description: Request bodies should support application/json
    message: Request body should have application/json content type
    severity: warn
    given: $.paths[*][post,put,patch].requestBody.content
    then:
      field: application/json
      function: truthy

  # RESPONSES
  response-success-required:
    description: All operations must have a success response
    message: Operation must define at least one 2xx response
    severity: error
    given: $.paths[*][get,post,put,patch,delete]
    then:
      field: responses
      function: truthy

  response-description-required:
    description: All responses must have descriptions
    message: Response must have a description
    severity: error
    given: $.paths[*][*].responses[*]
    then:
      field: description
      function: truthy

  response-401-defined:
    description: Operations should define 401 unauthorized responses
    message: Operation should define a 401 Unauthorized response
    severity: info
    given: $.paths[*][get,post,put,patch,delete].responses
    then:
      field: "401"
      function: truthy

  response-404-defined:
    description: Operations should define 404 not found responses
    message: Operation should define a 404 Not Found response
    severity: info
    given: $.paths[*][get,put,patch,delete].responses
    then:
      field: "404"
      function: truthy

  # SCHEMAS
  schema-property-description:
    description: Schema properties should have descriptions
    message: Schema property should have a description
    severity: info
    given: $.components.schemas[*].properties[*]
    then:
      field: description
      function: truthy

  schema-type-defined:
    description: Schemas must define a type
    message: Schema must have a type defined
    severity: warn
    given: $.components.schemas[*]
    then:
      field: type
      function: truthy

  # SECURITY
  security-schemes-defined:
    description: Security schemes must be defined
    message: Components must define securitySchemes
    severity: error
    given: $.components
    then:
      field: securitySchemes
      function: truthy

  security-global-defined:
    description: Global security must be defined
    message: Global security requirements should be defined
    severity: warn
    given: $
    then:
      field: security
      function: truthy

  # HTTP METHOD CONVENTIONS
  get-no-request-body:
    description: GET operations must not have a request body
    message: GET operations must not have a request body
    severity: error
    given: $.paths[*].get
    then:
      field: requestBody
      function: falsy

  delete-no-request-body:
    description: DELETE operations should not have a request body
    message: DELETE operations should not have a request body
    severity: warn
    given: $.paths[*].delete
    then:
      field: requestBody
      function: falsy

  # GENERAL QUALITY
  no-empty-descriptions:
    description: Descriptions must not be empty strings
    message: Description must not be empty
    severity: warn
    given: $..description
    then:
      function: truthy

  operation-examples-encouraged:
    description: Operations should provide examples for responses
    message: Consider adding examples to operation responses
    severity: info
    given: $.paths[*][*].responses[*].content[*]
    then:
      field: examples
      function: truthy