rules:
  # INFO / METADATA
  info-title-required:
    description: API title must be present and follow "Webex {Product}" naming convention.
    message: "{{property}} must be present and start with 'Webex'"
    severity: error
    given: "$.info"
    then:
      - field: title
        function: truthy
      - field: title
        function: pattern
        functionOptions:
          match: "^Webex"

  info-description-required:
    description: API must have a non-empty description of at least 20 characters.
    message: "{{property}} description is required and must be at least 20 characters"
    severity: warn
    given: "$.info"
    then:
      field: description
      function: minLength
      functionOptions:
        value: 20

  info-version-required:
    description: API info must include a version field.
    message: "{{property}} must have a version"
    severity: error
    given: "$.info"
    then:
      field: version
      function: truthy

  # OPENAPI VERSION
  openapi-version-3:
    description: All Webex API specs must use OpenAPI 3.0.x or 3.1.x.
    message: "{{property}} must be OpenAPI 3.x"
    severity: error
    given: "$"
    then:
      field: openapi
      function: pattern
      functionOptions:
        match: "^3\\."

  # SERVERS
  servers-defined:
    description: At least one server must be defined.
    message: "{{property}} servers array must be defined and non-empty"
    severity: warn
    given: "$"
    then:
      field: servers
      function: truthy

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

  # PATHS — NAMING CONVENTIONS
  paths-no-trailing-slash:
    description: Path must not end with a trailing slash.
    message: "{{property}} path must not have a trailing slash"
    severity: warn
    given: "$.paths[*]~"
    then:
      function: pattern
      functionOptions:
        notMatch: "/$"

  paths-kebab-case:
    description: Path segments must use camelCase or kebab-case (no underscores or uppercase).
    message: "{{property}} path segment must use camelCase or kebab-case"
    severity: info
    given: "$.paths[*]~"
    then:
      function: pattern
      functionOptions:
        notMatch: "_"

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

  operation-summary-title-case:
    description: Operation summaries must use Title Case.
    message: "{{property}} summary must start with an uppercase letter"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete].summary"
    then:
      function: pattern
      functionOptions:
        match: "^[A-Z]"

  operation-description-required:
    description: Every operation must have a description.
    message: "{{property}} operation must have a description"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete,options,head]"
    then:
      field: description
      function: truthy

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

  operation-tags-required:
    description: Every operation must have at least one tag.
    message: "{{property}} operation must have at least one tag"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete]"
    then:
      field: tags
      function: truthy

  # TAGS
  tags-title-case:
    description: Tag names must use Title Case (e.g., "Attachment Actions", "Room Types").
    message: "{{value}} tag name must use Title Case"
    severity: warn
    given: "$.tags[*].name"
    then:
      function: pattern
      functionOptions:
        match: "^[A-Z]"

  tags-description-required:
    description: Global tags should have descriptions.
    message: "{{property}} tag should have a description"
    severity: info
    given: "$.tags[*]"
    then:
      field: description
      function: truthy

  # PARAMETERS
  parameter-description-required:
    description: Every parameter must have a description.
    message: "{{property}} parameter must have a description"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete].parameters[*]"
    then:
      field: description
      function: truthy

  parameter-schema-type-required:
    description: Every parameter schema must have a type.
    message: "{{property}} parameter schema must define a type"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete].parameters[*].schema"
    then:
      field: type
      function: truthy

  # REQUEST BODIES
  request-body-json-content-type:
    description: Request bodies must include an application/json content type.
    message: "{{property}} request body should define application/json content"
    severity: warn
    given: "$.paths[*][post,put,patch].requestBody.content"
    then:
      field: application/json
      function: truthy

  # RESPONSES
  response-success-required:
    description: Every operation must define at least one 2xx response.
    message: "{{property}} operation must have a 2xx success response"
    severity: error
    given: "$.paths[*][get,post,put,patch,delete].responses"
    then:
      function: schema
      functionOptions:
        schema:
          oneOf:
            - required: ["200"]
            - required: ["201"]
            - required: ["204"]

  response-4xx-required:
    description: Operations should define 400 or 401 error responses.
    message: "{{property}} operation should include error response codes"
    severity: info
    given: "$.paths[*][get,post,put,patch,delete].responses"
    then:
      function: schema
      functionOptions:
        schema:
          anyOf:
            - required: ["400"]
            - required: ["401"]
            - required: ["403"]
            - required: ["404"]

  response-description-required:
    description: Every response must have a description.
    message: "{{property}} response must have a description"
    severity: warn
    given: "$.paths[*][get,post,put,patch,delete].responses[*]"
    then:
      field: description
      function: truthy

  # SCHEMAS — PROPERTY NAMING
  schema-description-required:
    description: Top-level component schemas should have descriptions.
    message: "{{property}} schema should have a description"
    severity: info
    given: "$.components.schemas[*]"
    then:
      field: description
      function: truthy

  schema-properties-type-defined:
    description: Schema properties should have a type defined.
    message: "{{property}} schema property should define a type"
    severity: info
    given: "$.components.schemas[*].properties[*]"
    then:
      field: type
      function: truthy

  # SECURITY
  security-schemes-defined:
    description: Security schemes must be defined in components.
    message: "{{property}} components must define security schemes"
    severity: warn
    given: "$.components"
    then:
      field: securitySchemes
      function: truthy

  security-bearer-or-oauth2:
    description: Webex APIs use Bearer token or OAuth2 authentication.
    message: "{{property}} security scheme must be bearer or oauth2"
    severity: warn
    given: "$.components.securitySchemes[*]"
    then:
      function: schema
      functionOptions:
        schema:
          oneOf:
            - properties:
                type:
                  const: http
              required: [type]
            - properties:
                type:
                  const: oauth2
              required: [type]

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

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

  # GENERAL QUALITY
  no-empty-descriptions:
    description: No descriptions should be empty strings.
    message: "{{property}} description must not be an empty string"
    severity: error
    given: "$..description"
    then:
      function: truthy

  operation-examples-encouraged:
    description: Operations should include request/response examples.
    message: "{{property}} operation should include examples for documentation"
    severity: info
    given: "$.paths[*][post,put,patch].requestBody.content.application/json"
    then:
      field: example
      function: truthy