plutus-blueprint-parameter.json

{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://cips.cardano.org/cips/cip57/schemas/plutus-blueprint-parameter.json",
    "$vocabulary": {
        "https://json-schema.org/draft/2020-12/vocab/core": true,
        "https://json-schema.org/draft/2020-12/vocab/applicator": true,
        "https://json-schema.org/draft/2020-12/vocab/validation": true,
        "https://cips.cardano.org/cips/cip57": true
    },

    "type": "object",
    "required": ["schema"],
    "properties": {
        "title": {
            "type": "string"
        },
        "description": {
            "type": "string"
        },
        "purpose": {
            "anyOf": [
                {
                    "$ref": "#/$defs/purpose"
                },
                {
                    "type": "object",
                    "required": ["oneOf"],
                    "properties": {
                        "oneOf": {
                            "type": "array",
                            "minItems": 1,
                            "items": {
                                "$ref": "#/$defs/purpose"
                            }
                        }
                    }
                }
            ]
        },
        "schema": {
            "anyOf": [
                {
                    "$ref": "plutus-data.json"
                },
                {
                    "$ref": "plutus-builtin.json"
                },
                {
                    "$ref": "#/$defs/applicator"
                }
            ]
        }
    },

    "$defs": {
        "purpose": {
            "type": "string",
            "enum": ["spend", "mint", "withdraw", "publish"]
        },
        "applicator": {
            "type": "object",
            "required": ["oneOf"],
            "properties": {
                "oneOf": {
                    "$ref": "#/$defs/schemaArray"
                }
            }
        },
        "schemaArray": {
            "type": "array",
            "minItems": 1,
            "items": {
                "$ref": "#"
            }
        }
    }
}