{
    "$schema": "http://json-schema.org/draft-07/schema",
    "type": "object",
    "title": "Hyperledger Fabric Contract Definition JSON Schema",
    "required": [
        "info",
        "contracts"
    ],
    "properties": {
        "info": {
            "$ref": "#/definitions/info"
        },
        "contracts": {
            "type": "object",
            "patternProperties": {
                "^.*$": {
                    "$ref": "#/definitions/contract"
                }
            }
        },
        "components": {
            "$ref": "#/definitions/components"
        }
    },
    "definitions": {
        "info": {
            "type": "object",
            "description": "General information about the API.",
            "required": [
                "version",
                "title"
            ],
            "properties": {
                "title": {
                    "type": "string",
                    "description": "A unique and precise title of the API."
                },
                "version": {
                    "type": "string",
                    "description": "A semantic version number of the API."
                },
                "description": {
                    "type": "string",
                    "description": "A longer description of the API. Should be different from the title.  GitHub Flavored Markdown is allowed."
                },
                "termsOfService": {
                    "type": "string",
                    "description": "The terms of service for the API."
                },
                "contact": {
                    "$ref": "#/definitions/contact"
                },
                "license": {
                    "$ref": "#/definitions/license"
                }
            }
        },
        "contact": {
            "type": "object",
            "description": "Contact information for the owners of the API.",
            "properties": {
                "name": {
                    "type": "string",
                    "description": "The identifying name of the contact person/organization."
                },
                "url": {
                    "type": "string",
                    "description": "The URL pointing to the contact information.",
                    "format": "uri"
                },
                "email": {
                    "type": "string",
                    "description": "The email address of the contact person/organization.",
                    "format": "email"
                }
            }
        },
        "license": {
            "type": "object",
            "required": [
                "name"
            ],
            "additionalProperties": false,
            "properties": {
                "name": {
                    "type": "string",
                    "description": "The name of the license type. It's encouraged to use an OSI compatible license."
                },
                "url": {
                    "type": "string",
                    "description": "The URL pointing to the license.",
                    "format": "uri"
                }
            }
        },
        "contract": {
            "type": "object",
            "description": "",
            "required": [
                "name",
                "transactions"
            ],
            "properties": {
                "default": {
                    "type": "boolean"
                },
                "info": {
                    "$ref": "#/definitions/info"
                },
                "name": {
                    "type": "string",
                    "description": "A unique and precise title of the API."
                },
                "transactions": {
                    "type": "array",
                    "items": {
                        "$ref": "#/definitions/transaction"
                    }
                }
            }
        },
        "objecttype": {
            "type": "object",
            "description": "A complex type used in a domain",
            "required": [
                "$id",
                "properties"
            ],
            "properties": {
                "properties": {
                    "^.*$": {
                        "$ref": "#/definitions/schema"
                    }
                },
                "required": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/stringArray"
                }
            }
        },
        "parametersList": {
            "type": "array",
            "description": "The parameters needed to send a valid API call.",
            "additionalItems": false,
            "items": {
                "oneOf": [
                    {
                        "$ref": "#/definitions/parameter"
                    },
                    {
                        "$ref": "#/definitions/jsonReference"
                    }
                ]
            },
            "uniqueItems": true
        },
        "transaction": {
            "type": "object",
            "description": "single transaction specification",
            "required": [
                "name"
            ],
            "properties": {
                "name": {
                    "type": "string",
                    "description": "name of the transaction "
                },
                "tag": {
                    "type": "array",
                    "items": {
                        "type": "string",
                        "description": "free format tags"
                    }
                },
                "parameters": {
                    "$ref": "#/definitions/parametersList"
                },
                "returns": {
                    "$ref": "#/definitions/schema"
                }
            }
        },
        "parameter": {
            "type": "object",
            "required": [
                "name",
                "schema"
            ],
            "properties": {
                "description": {
                    "type": "string",
                    "description": "A brief description of the parameter. This could contain examples of use.  GitHub Flavored Markdown is allowed."
                },
                "name": {
                    "type": "string",
                    "description": "The name of the parameter."
                },
                "required": {
                    "type": "boolean",
                    "description": "Determines whether or not this parameter is required or optional.",
                    "default": false
                },
                "schema": {
                    "$ref": "#/definitions/schema"
                }
            },
            "additionalProperties": false
        },
        "jsonReference": {
            "type": "object",
            "required": [
                "$ref"
            ],
            "additionalProperties": false,
            "properties": {
                "$ref": {
                    "type": "string"
                }
            }
        },
        "schema": {
            "type": "object",
            "description": "A deterministic version of a JSON Schema object.",
            "properties": {
                "$ref": {
                    "type": "string"
                },
                "format": {
                    "type": "string"
                },
                "title": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/title"
                },
                "description": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/description"
                },
                "default": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/default"
                },
                "multipleOf": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/multipleOf"
                },
                "maximum": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/maximum"
                },
                "exclusiveMaximum": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/exclusiveMaximum"
                },
                "minimum": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/minimum"
                },
                "exclusiveMinimum": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/exclusiveMinimum"
                },
                "maxLength": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeInteger"
                },
                "minLength": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeIntegerDefault0"
                },
                "pattern": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/pattern"
                },
                "maxItems": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeInteger"
                },
                "minItems": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeIntegerDefault0"
                },
                "uniqueItems": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/uniqueItems"
                },
                "maxProperties": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeInteger"
                },
                "minProperties": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/nonNegativeIntegerDefault0"
                },
                "required": {
                    "$ref": "http://json-schema.org/draft-07/schema#/definitions/stringArray"
                },
                "enum": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/enum"
                },
                "additionalProperties": {
                    "anyOf": [
                        {
                            "$ref": "#/definitions/schema"
                        },
                        {
                            "type": "boolean"
                        }
                    ],
                    "default": {}
                },
                "type": {
                    "$ref": "http://json-schema.org/draft-07/schema#/properties/type"
                },
                "items": {
                    "anyOf": [
                        {
                            "$ref": "#/definitions/schema"
                        },
                        {
                            "type": "array",
                            "minItems": 1,
                            "items": {
                                "$ref": "#/definitions/schema"
                            }
                        }
                    ],
                    "default": {}
                },
                "allOf": {
                    "type": "array",
                    "minItems": 1,
                    "items": {
                        "$ref": "#/definitions/schema"
                    }
                },
                "properties": {
                    "type": "object",
                    "additionalProperties": {
                        "$ref": "#/definitions/schema"
                    },
                    "default": {}
                },
                "discriminator": {
                    "type": "string"
                },
                "readOnly": {
                    "type": "boolean",
                    "default": false
                },
                "example": {}
            },
            "additionalProperties": false
        },
        "components": {
            "type": "object",
            "properties": {
                "schemas": {
                    "type": "object",
                    "patternProperties": {
                        "^.*$": {
                            "$ref": "#/definitions/objecttype"
                        }
                    }
                }
            }
        }
    }
}