{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:semantic-management-framework:0.1:schema:resolution-rule",
  "$comment": "SPDX-License-Identifier: Apache-2.0",
  "title": "SMF ResolutionRule",
  "type": "object",
  "properties": {
    "smf": {
      "const": "0.1"
    },
    "kind": {
      "const": "ResolutionRule"
    },
    "id": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+$",
      "description": "Stable, namespaced identifier. Never derived from a label alone."
    },
    "term": {
      "type": "string",
      "minLength": 1
    },
    "default": {
      "type": "object",
      "properties": {
        "concept": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
          "description": "Reference to an ID, optionally pinned to a version (id@vN)."
        },
        "measurement": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
          "description": "Reference to an ID, optionally pinned to a version (id@vN)."
        },
        "state": {
          "enum": [
            "NEEDS_CLARIFICATION",
            "UNGOVERNED"
          ]
        },
        "options": {
          "type": "array",
          "items": {
            "type": "string",
            "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
            "description": "Reference to an ID, optionally pinned to a version (id@vN)."
          },
          "minItems": 2
        }
      },
      "minProperties": 1,
      "additionalProperties": false,
      "allOf": [
        {
          "if": {
            "properties": {
              "state": {
                "const": "NEEDS_CLARIFICATION"
              }
            },
            "required": [
              "state"
            ]
          },
          "then": {
            "required": [
              "options"
            ]
          }
        }
      ]
    },
    "contextual": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "when": {
            "type": "object",
            "minProperties": 1,
            "additionalProperties": {
              "type": [
                "string",
                "number",
                "boolean"
              ]
            }
          },
          "resolve_to": {
            "type": "object",
            "properties": {
              "concept": {
                "type": "string",
                "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
                "description": "Reference to an ID, optionally pinned to a version (id@vN)."
              },
              "measurement": {
                "type": "string",
                "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
                "description": "Reference to an ID, optionally pinned to a version (id@vN)."
              }
            },
            "minProperties": 1,
            "additionalProperties": false
          },
          "state": {
            "enum": [
              "NEEDS_CLARIFICATION",
              "CONFLICT",
              "UNGOVERNED"
            ]
          },
          "options": {
            "type": "array",
            "items": {
              "type": "string",
              "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
              "description": "Reference to an ID, optionally pinned to a version (id@vN)."
            },
            "minItems": 2
          },
          "conflict_ref": {
            "type": "string",
            "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
            "description": "Reference to an ID, optionally pinned to a version (id@vN)."
          },
          "prompt": {
            "type": "string"
          }
        },
        "required": [
          "when"
        ],
        "additionalProperties": false,
        "oneOf": [
          {
            "required": [
              "resolve_to"
            ]
          },
          {
            "required": [
              "state"
            ]
          }
        ],
        "allOf": [
          {
            "if": {
              "properties": {
                "state": {
                  "const": "NEEDS_CLARIFICATION"
                }
              },
              "required": [
                "state"
              ]
            },
            "then": {
              "required": [
                "options"
              ]
            }
          }
        ]
      }
    },
    "deprecated": {
      "type": "object",
      "properties": {
        "replacement_term": {
          "type": "string"
        },
        "replacement": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
          "description": "Reference to an ID, optionally pinned to a version (id@vN)."
        },
        "since": {
          "type": "string",
          "format": "date"
        }
      },
      "required": [
        "replacement"
      ],
      "additionalProperties": false
    },
    "owner_ref": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)+(@v[0-9]+)?$",
      "description": "Reference to an ID, optionally pinned to a version (id@vN)."
    }
  },
  "required": [
    "smf",
    "kind",
    "id",
    "term",
    "default"
  ],
  "additionalProperties": false
}