extends: spectral:oas
rules:
  telefoon-operation-summary-title-case:
    description: All operation summaries must use Title Case
    severity: warn
    given: "$.paths[*][*].summary"
    then:
      function: pattern
      functionOptions:
        match: "^([A-Z][a-z0-9]*([ ][A-Z][a-z0-9]*)*|[A-Z]+)$"

  telefoon-operation-must-have-operationid:
    description: All operations must have an operationId
    severity: error
    given: "$.paths[*][*]"
    then:
      field: operationId
      function: truthy

  telefoon-operationid-camelcase:
    description: Operation IDs must use camelCase
    severity: warn
    given: "$.paths[*][*].operationId"
    then:
      function: pattern
      functionOptions:
        match: "^[a-z][a-zA-Z0-9]*$"

  telefoon-operation-must-have-description:
    description: All operations should have a description
    severity: info
    given: "$.paths[*][*]"
    then:
      field: description
      function: truthy

  telefoon-operation-must-have-tag:
    description: All operations must have at least one tag
    severity: warn
    given: "$.paths[*][*]"
    then:
      field: tags
      function: truthy

  telefoon-response-200-required:
    description: GET operations must define a 200 response
    severity: error
    given: "$.paths[*].get.responses"
    then:
      field: "200"
      function: truthy

  telefoon-delete-204-response:
    description: DELETE operations should return 204
    severity: warn
    given: "$.paths[*].delete.responses"
    then:
      field: "204"
      function: truthy

  telefoon-eu-server-required:
    description: API server must use EU data center domain
    severity: warn
    given: "$.servers[*].url"
    then:
      function: pattern
      functionOptions:
        match: "^https://api\\.telefoon\\.com"

  telefoon-servers-required:
    description: API must define servers
    severity: error
    given: "$"
    then:
      field: servers
      function: truthy