{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/api-evangelist/soa/blob/main/json-schema/soa-service-schema.json",
  "title": "SOA Service",
  "description": "Schema representing a Service-Oriented Architecture (SOA) service — a discrete unit of business functionality exposed through a well-defined interface.",
  "type": "object",
  "required": ["id", "name", "interface"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for the service (e.g. urn:service:payment-processing)"
    },
    "name": {
      "type": "string",
      "description": "Human-readable service name (e.g. Payment Processing Service)"
    },
    "description": {
      "type": "string",
      "description": "Description of the business capability provided by this service"
    },
    "version": {
      "type": "string",
      "description": "Semantic version of the service contract",
      "example": "2.1.0"
    },
    "status": {
      "type": "string",
      "enum": ["active", "deprecated", "retired", "testing"],
      "description": "Lifecycle status of the service"
    },
    "interface": {
      "type": "object",
      "description": "The technical interface definition for the service",
      "required": ["type"],
      "properties": {
        "type": {
          "type": "string",
          "enum": ["SOAP", "REST", "gRPC", "messaging", "GraphQL"],
          "description": "Protocol used by the service interface"
        },
        "wsdl_url": {
          "type": "string",
          "format": "uri",
          "description": "URL of the WSDL definition (for SOAP services)"
        },
        "openapi_url": {
          "type": "string",
          "format": "uri",
          "description": "URL of the OpenAPI specification (for REST services)"
        },
        "endpoint": {
          "type": "string",
          "format": "uri",
          "description": "Service endpoint URL"
        },
        "operations": {
          "type": "array",
          "description": "List of operations exposed by the service",
          "items": {
            "type": "object",
            "required": ["name"],
            "properties": {
              "name": {
                "type": "string",
                "description": "Operation name"
              },
              "description": {
                "type": "string",
                "description": "Operation description"
              },
              "input_schema": {
                "type": "string",
                "description": "Reference to input message schema"
              },
              "output_schema": {
                "type": "string",
                "description": "Reference to output message schema"
              }
            }
          }
        }
      }
    },
    "owner": {
      "type": "object",
      "description": "Team or organizational unit that owns this service",
      "properties": {
        "team": {
          "type": "string",
          "description": "Team name"
        },
        "email": {
          "type": "string",
          "format": "email",
          "description": "Contact email for the service owner"
        },
        "domain": {
          "type": "string",
          "description": "Business domain this service belongs to"
        }
      }
    },
    "sla": {
      "type": "object",
      "description": "Service Level Agreement parameters",
      "properties": {
        "availability": {
          "type": "number",
          "minimum": 0,
          "maximum": 100,
          "description": "Guaranteed uptime percentage (e.g. 99.9)"
        },
        "response_time_ms": {
          "type": "integer",
          "description": "Maximum response time in milliseconds"
        },
        "rate_limit": {
          "type": "object",
          "properties": {
            "requests": {
              "type": "integer",
              "description": "Maximum requests per period"
            },
            "period": {
              "type": "string",
              "enum": ["second", "minute", "hour", "day"],
              "description": "Rate limit period"
            }
          }
        }
      }
    },
    "dependencies": {
      "type": "array",
      "description": "Other services this service depends on",
      "items": {
        "type": "string",
        "description": "Service ID of a dependency"
      }
    },
    "tags": {
      "type": "array",
      "description": "Classification tags for service discovery",
      "items": {
        "type": "string"
      }
    },
    "registered_at": {
      "type": "string",
      "format": "date-time",
      "description": "When the service was registered in the service registry"
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "When the service definition was last updated"
    }
  }
}