{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://monomer.cc/schemas/problem-details/v1",
  "title": "Monomer Problem Details",
  "description": "RFC 9457 problem details with the closed Monomer public extensions.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "type",
    "title",
    "status",
    "detail",
    "instance",
    "code",
    "requestId",
    "traceId",
    "retryable"
  ],
  "properties": {
    "type": {
      "type": "string",
      "format": "uri",
      "pattern": "^[A-Za-z][A-Za-z0-9+.-]*:"
    },
    "title": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256
    },
    "status": {
      "type": "integer",
      "minimum": 100,
      "maximum": 599
    },
    "detail": {
      "type": "string",
      "minLength": 1,
      "maxLength": 4096
    },
    "instance": {
      "type": "string",
      "format": "uri-reference"
    },
    "code": {
      "type": "string",
      "pattern": "^[A-Z][A-Z0-9_]{0,127}$"
    },
    "requestId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 200,
      "pattern": "^[A-Za-z0-9._:-]+$"
    },
    "traceId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 128
    },
    "retryable": {
      "type": "boolean"
    },
    "violations": {
      "type": "array",
      "maxItems": 100,
      "items": {
        "$ref": "#/$defs/Violation"
      }
    },
    "current": {
      "$ref": "#/$defs/SafeCurrent"
    },
    "hints": {
      "type": "array",
      "maxItems": 20,
      "items": {
        "type": "string",
        "minLength": 1,
        "maxLength": 512
      }
    },
    "nextActions": {
      "type": "array",
      "maxItems": 50,
      "items": {
        "$ref": "https://monomer.cc/schemas/agent-workspace/v1#/$defs/AgentAvailableOperation"
      }
    },
    "requiredRole": {
      "description": "ROLE_REQUIRED only: the Workspace role (VIEWER, EXPLORER, EDITOR, OWNER) or Organization role (ADMIN) the accessible target needs.",
      "$ref": "#/$defs/Role"
    },
    "currentRole": {
      "description": "ROLE_REQUIRED only: the role the caller holds in the same Workspace or Organization.",
      "$ref": "#/$defs/Role"
    },
    "askOwners": {
      "description": "ROLE_REQUIRED only: display names of the Workspace Owners the caller can already see. Empty for Organization actions, whose Admin roster is visible only to Admins.",
      "type": "array",
      "maxItems": 20,
      "items": {
        "type": "string",
        "minLength": 1,
        "maxLength": 200
      }
    },
    "partitionFilters": {
      "type": "array",
      "maxItems": 16,
      "items": {
        "$ref": "#/$defs/PartitionFilter"
      }
    }
  },
  "$defs": {
    "Role": {
      "enum": [
        "VIEWER",
        "EXPLORER",
        "EDITOR",
        "OWNER",
        "MEMBER",
        "ADMIN"
      ]
    },
    "Violation": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "field",
        "code",
        "message"
      ],
      "properties": {
        "field": {
          "description": "Owner-confirmed repair field or the narrowest known validation scope; a scope does not identify an exact faulty child.",
          "type": "string",
          "minLength": 1,
          "maxLength": 512
        },
        "code": {
          "type": "string",
          "pattern": "^[A-Z][A-Z0-9_]{0,127}$"
        },
        "message": {
          "type": "string",
          "minLength": 1,
          "maxLength": 512
        },
        "operationIndex": {
          "description": "Zero-based patch operation index, only when the failing operation is known.",
          "type": "integer",
          "minimum": 0
        },
        "path": {
          "description": "Confirmed safe patch JSON Pointer; omitted when a precise safe location is unavailable.",
          "type": "string",
          "minLength": 0,
          "maxLength": 2048
        }
      }
    },
    "SafeCurrent": {
      "$ref": "#/$defs/CurrentRevision"
    },
    "CurrentRevision": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "revision"
      ],
      "properties": {
        "revision": {
          "$ref": "#/$defs/RevisionString"
        }
      }
    },
    "RevisionString": {
      "type": "string",
      "pattern": "^(?:0|[1-9][0-9]{0,18})$",
      "maxLength": 19
    },
    "PartitionRelation": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "catalog",
        "schema",
        "name"
      ],
      "properties": {
        "catalog": {
          "type": [
            "string",
            "null"
          ],
          "minLength": 1,
          "maxLength": 1024
        },
        "schema": {
          "type": "string",
          "minLength": 1,
          "maxLength": 1024
        },
        "name": {
          "type": "string",
          "minLength": 1,
          "maxLength": 1024
        }
      }
    },
    "PartitionFilter": {
      "type": "object",
      "allOf": [
        {
          "type": "object",
          "required": [
            "kind",
            "connectorId",
            "relation",
            "partitionKeys"
          ],
          "properties": {
            "kind": {
              "enum": [
                "SEMANTIC_MODEL",
                "TIME_SPINE"
              ]
            },
            "connectorId": {
              "type": "string",
              "format": "uuid"
            },
            "relation": {
              "$ref": "#/$defs/PartitionRelation"
            },
            "partitionKeys": {
              "type": "array",
              "maxItems": 10000,
              "items": {
                "type": "string",
                "minLength": 1,
                "maxLength": 1024
              }
            }
          }
        },
        {
          "oneOf": [
            {
              "type": "object",
              "required": [
                "semanticModelName",
                "dimensions",
                "timeRangeApplies",
                "kind"
              ],
              "properties": {
                "kind": {
                  "const": "SEMANTIC_MODEL"
                },
                "semanticModelName": {
                  "type": "string",
                  "pattern": "^(?![a-z0-9_]*__)[a-z](?:[a-z0-9_]*[a-z0-9])?$"
                },
                "dimensions": {
                  "type": "array",
                  "maxItems": 10000,
                  "items": {
                    "type": "string",
                    "minLength": 1,
                    "maxLength": 1024
                  }
                },
                "timeRangeApplies": {
                  "type": "boolean"
                }
              }
            },
            {
              "type": "object",
              "required": [
                "kind"
              ],
              "properties": {
                "kind": {
                  "const": "TIME_SPINE"
                }
              }
            }
          ]
        }
      ],
      "unevaluatedProperties": false
    }
  }
}