{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/hhaexchange/main/json-schema/hhaexchange-fhir-schema.json",
  "title": "HHAeXchange FHIR API Schemas",
  "description": "JSON Schema definitions for the HHAeXchange FHIR Onboarding, Internal, and Rate Limits APIs.",
  "$defs": {
    "AgencyOnboardingInput": {
      "type": "object",
      "title": "AgencyOnboardingInput",
      "description": "One agency item used by onboarding, migrate, and update requests.",
      "required": ["AgencyId"],
      "properties": {
        "AgencyId": {
          "type": "integer",
          "exclusiveMinimum": 0,
          "description": "Agency (vendor) identifier. Required; must be a positive integer."
        },
        "Env": {
          "oneOf": [{"type": "string"}, {"type": "null"}],
          "description": "Optional HHA environment (app, app2, cloud). When omitted, the server discovers the tier from HHA databases."
        },
        "RateLimit": {
          "oneOf": [{"type": "integer"}, {"type": "null"}],
          "description": "Allowed requests per RateLimitWindow. Defaults to 50 when omitted."
        },
        "RateLimitWindow": {
          "oneOf": [{"type": "string", "enum": ["Second", "Minute"]}, {"type": "null"}],
          "description": "Rate window granularity: Second or Minute. Defaults to Minute when omitted."
        }
      }
    },
    "ClientCreateRequest": {
      "type": "object",
      "title": "ClientCreateRequest",
      "description": "Request schema for creating (onboarding) a new FHIR client.",
      "required": ["ClientName", "ClientType"],
      "properties": {
        "ClientName": {
          "type": "string",
          "minLength": 1,
          "description": "Name of the client."
        },
        "ClientType": {
          "type": "string",
          "enum": ["FhirProvider", "FhirAggregator", "FhirThirdParty", "FhirPayer"],
          "description": "Type of FHIR client."
        },
        "Agencies": {
          "oneOf": [
            {"type": "array", "items": {"$ref": "#/$defs/AgencyOnboardingInput"}},
            {"type": "null"}
          ],
          "description": "Agencies to map for non-payer client types."
        },
        "Payer": {
          "oneOf": [
            {"type": "array", "items": {"$ref": "#/$defs/PayerOnboardingInput"}, "maxItems": 1},
            {"type": "null"}
          ],
          "description": "Payer rows for ClientType FhirPayer only; exactly one item."
        },
        "Description": {
          "oneOf": [{"type": "string"}, {"type": "null"}],
          "description": "Client description."
        }
      }
    },
    "PayerOnboardingInput": {
      "type": "object",
      "title": "PayerOnboardingInput",
      "description": "One payer (Chha) item for FhirPayer onboarding and PATCH mapping updates.",
      "required": ["PayerId"],
      "properties": {
        "PayerId": {
          "type": "integer",
          "exclusiveMinimum": 0,
          "description": "Payer identifier (ChhaID in HHA dbo.tblchhamaster)."
        },
        "Env": {
          "oneOf": [{"type": "string"}, {"type": "null"}],
          "description": "Optional HHA environment: app, app2, or cloud."
        },
        "RateLimit": {
          "oneOf": [{"type": "integer"}, {"type": "null"}],
          "description": "Allowed requests per RateLimitWindow. Defaults to 50 when omitted."
        },
        "RateLimitWindow": {
          "oneOf": [{"type": "string", "enum": ["Second", "Minute"]}, {"type": "null"}],
          "description": "Rate window granularity: Second or Minute."
        }
      }
    },
    "ClientMigrateRequest": {
      "type": "object",
      "title": "ClientMigrateRequest",
      "description": "Request schema for migrating a client (data migration API).",
      "required": ["ClientId", "ClientName", "ClientType", "XApiKey", "Agencies"],
      "properties": {
        "ClientId": {"type": "string", "minLength": 1, "description": "Client identifier (UUID) to migrate."},
        "ClientName": {"type": "string", "minLength": 1, "description": "Name of the client."},
        "ClientType": {
          "type": "string",
          "enum": ["FhirProvider", "FhirAggregator", "FhirThirdParty", "FhirPayer"],
          "description": "Type of FHIR client."
        },
        "XApiKey": {"type": "string", "minLength": 1, "description": "API key to store for this client."},
        "Agencies": {
          "type": "array",
          "items": {"$ref": "#/$defs/AgencyOnboardingInput"},
          "minItems": 1,
          "description": "Agencies to map after migrate."
        },
        "Description": {"oneOf": [{"type": "string"}, {"type": "null"}]},
        "Status": {"oneOf": [{"type": "string", "enum": ["Active", "Inactive"]}, {"type": "null"}], "default": "Active"},
        "RateLimitingPlan": {"oneOf": [{"type": "string", "enum": ["Basic", "Premium"]}, {"type": "null"}], "default": "Basic"}
      }
    },
    "ClientUpdateRequest": {
      "type": "object",
      "title": "ClientUpdateRequest",
      "description": "Request schema for updating client onboarding details.",
      "properties": {
        "Description": {"oneOf": [{"type": "string"}, {"type": "null"}]},
        "Agencies": {
          "oneOf": [
            {"type": "array", "items": {"$ref": "#/$defs/AgencyOnboardingInput"}},
            {"type": "null"}
          ]
        },
        "Payer": {
          "oneOf": [
            {"type": "array", "items": {"$ref": "#/$defs/PayerOnboardingInput"}, "maxItems": 1},
            {"type": "null"}
          ]
        },
        "RateLimitingPlan": {"oneOf": [{"type": "string", "enum": ["Basic", "Premium"]}, {"type": "null"}]},
        "Status": {"oneOf": [{"type": "string", "enum": ["Active", "Inactive"]}, {"type": "null"}]}
      }
    },
    "AgencyUser": {
      "type": "object",
      "title": "AgencyUser",
      "description": "Agency row in onboarding responses (response-only).",
      "required": ["UserId", "UserName", "AgencyId", "RateLimit", "RateLimitWindow"],
      "properties": {
        "UserId": {"type": "integer", "description": "System-generated HHA user ID."},
        "UserName": {"type": "string", "description": "System-generated user name."},
        "AgencyId": {"type": "integer", "description": "Agency identifier."},
        "Env": {"oneOf": [{"type": "string"}, {"type": "null"}], "description": "HHA environment (app, app2, cloud)."},
        "ProviderTaxId": {"oneOf": [{"type": "string"}, {"type": "null"}], "description": "Federal tax number from HHA for this agency."},
        "RateLimit": {"type": "integer", "description": "Allowed requests per RateLimitWindow."},
        "RateLimitWindow": {"type": "string", "enum": ["Second", "Minute"]}
      }
    },
    "PayerUser": {
      "type": "object",
      "title": "PayerUser",
      "description": "Payer mapping row in onboarding responses for FhirPayer clients (response-only).",
      "required": ["UserId", "UserName", "PayerId", "RateLimit", "RateLimitWindow"],
      "properties": {
        "UserId": {"type": "integer"},
        "UserName": {"type": "string"},
        "PayerId": {"type": "integer", "description": "Payer identifier (ChhaID)."},
        "Env": {"oneOf": [{"type": "string"}, {"type": "null"}]},
        "RateLimit": {"type": "integer"},
        "RateLimitWindow": {"type": "string", "enum": ["Second", "Minute"]}
      }
    },
    "OnboardingSummary": {
      "type": "object",
      "title": "OnboardingSummary",
      "description": "Present when agencies or payers were skipped or mapped with inactive HHA status.",
      "properties": {
        "AgencyIds": {"oneOf": [{"type": "array", "items": {"type": "integer"}}, {"type": "null"}]},
        "Message": {"oneOf": [{"type": "string"}, {"type": "null"}]},
        "InactiveAgencyIds": {"oneOf": [{"type": "array", "items": {"type": "integer"}}, {"type": "null"}]},
        "InactivePayerId": {"oneOf": [{"type": "array", "items": {"type": "integer"}}, {"type": "null"}]},
        "InactiveMessage": {"oneOf": [{"type": "string"}, {"type": "null"}]}
      }
    },
    "RateLimitConfigData": {
      "type": "object",
      "title": "RateLimitConfigData",
      "description": "Rate limit configuration for one unique client + agency + env combination.",
      "required": ["ClientId", "ClientMappingId", "Env", "Agency", "RateLimitWindow"],
      "properties": {
        "ClientId": {"type": "string"},
        "ClientMappingId": {"type": "integer"},
        "Env": {"type": "string"},
        "Agency": {
          "type": "object",
          "required": ["AgencyId", "RateLimit"],
          "properties": {
            "AgencyId": {"type": "integer"},
            "RateLimit": {"type": "integer"}
          }
        },
        "RateLimitWindow": {"type": "string", "enum": ["Second", "Minute"]}
      }
    },
    "ValidationError": {
      "type": "object",
      "required": ["loc", "msg", "type"],
      "properties": {
        "loc": {"type": "array", "items": {"oneOf": [{"type": "string"}, {"type": "integer"}]}},
        "msg": {"type": "string"},
        "type": {"type": "string"}
      }
    }
  }
}