{
    "$id":          "https://mavlink.io/translation.schema.json",
    "$schema":      "http://json-schema.org/draft-07/schema",
    "description":  "Schema for translations (*.translation.json)",
    "type":         "object",

    "definitions": {
        "items": {
            "type": "object",

            "patternProperties": {
                "^(\\*|[0-9a-zA-Z-_]+)$": {
                    "comment": "Select individual attributes by name, or use '*' to match all",
                    "type": "object",
                    "properties": {
                        "items": {
                            "type": "object",
                            "$ref": "#/definitions/items"
                        },
                        "$ref": {
                            "type": "string",
                            "comment": "Reference to one of the items in $defs (see below)",
                            "pattern": "^#/\\$defs/"
                        },
                        "translate": {
                            "type": "array",
                            "items": {
                                "type": "string",
                                "description": "Object attribute to be translated. Might refer to a string or a list of strings."
                            }
                        },
                        "translate-global": {
                            "description": "Translate globally: this can be used for repeated strings, such as a category, which is then deduplicated and thus needs to be translated only once.",
                            "type": "array",
                            "items": {
                                "type": "string",
                                "description": "Object attribute to be translated. Might refer to a string or a list of strings."
                            }
                        },
                        "list": {
                            "type": "object",
                            "properties": {
                                "key": {
                                    "type": "string",
                                    "description": "Optionally specify a string/integer attribute that exists in each object of the list and uniquely identifies that object. If possible, specify a key. If not is specified, list indexes will be used (which may cause translation mismatch if elements are added/removed from the list)."
                                },
                                "items": {
                                    "type": "object",
                                    "$ref": "#/definitions/items"
                                },
                                "translate": {
                                    "type": "array",
                                    "items": {
                                        "type": "string",
                                        "description": "See above."
                                    }
                                },
                                "translate-global": {
                                    "type": "array",
                                    "items": {
                                        "type": "string",
                                        "description": "See above."
                                    }
                                }
                            },
                            "additionalProperties": false
                        }
                    },
                    "additionalProperties": false
                }
            },
            "additionalProperties": false
        }
    },

    "properties": {
        "translation": {
            "type": "object",
            "properties": {
                "items": {
                    "type": "object",
                    "$ref": "#/definitions/items"
                },
                "$defs": {
                    "comment": "Custom references (for recursive definitions). The keys in this dict can be used in a '$ref' as '#/$defs/<key>'",
                    "$ref": "#/definitions/items"
                }
            },
            "required":             [ "items" ],
            "additionalProperties": false
        }
    },
    "required":             [ "translation" ]
}