extends:
  - spectral:oas
rules:
  regal-info-contact:
    description: All Regal OpenAPI specs must declare an info.contact block pointing to Regal Support.
    given: $.info.contact
    severity: error
    then:
      - field: name
        function: truthy
      - field: email
        function: truthy
      - field: url
        function: truthy
  regal-server-https:
    description: Regal API servers must use HTTPS.
    given: $.servers[*].url
    severity: error
    then:
      function: pattern
      functionOptions:
        match: '^https://'
  regal-server-host:
    description: Regal servers must be one of api.regal.ai or events.regalvoice.com.
    given: $.servers[*].url
    severity: error
    then:
      function: pattern
      functionOptions:
        match: '^https://(api\.regal\.ai/v1|events\.regalvoice\.com)(/.*)?$'
  regal-auth-api-key:
    description: Regal APIs use an Authorization-header API key.
    given: $.components.securitySchemes
    severity: error
    then:
      function: schema
      functionOptions:
        schema:
          type: object
          minProperties: 1
          additionalProperties:
            type: object
            properties:
              type:
                enum:
                  - apiKey
              in:
                enum:
                  - header
              name:
                enum:
                  - Authorization
            required:
              - type
              - in
              - name
  regal-operation-summary-title-case:
    description: Operation summaries should use Title Case.
    given: $.paths[*][*].summary
    severity: warn
    then:
      function: pattern
      functionOptions:
        match: '^([A-Z][a-z0-9]*)([ /-][A-Z0-9][a-zA-Z0-9]*)*$'
  regal-operation-id-required:
    description: Every operation must declare an operationId.
    given: $.paths[*][*]
    severity: error
    then:
      field: operationId
      function: truthy
  regal-rate-limit-response:
    description: Each operation should document a 429 response.
    given: $.paths[*][*].responses
    severity: warn
    then:
      field: '429'
      function: truthy