{
    "$id": "https://schema.owlboard.info/api/pis-object.schema.json",
    "$schema": "https://json-schema.org/draft-07/schema#",
    "title": "PisObjects",
    "description": "PIS API Resonse, contains the code and optionally, TOC and/or a list of CRS, TIPLOC",
    "type": "object",
    "properties": {
        "code": {
            "type": "string",
            "description": "PIS Code - Code that is entered in to the PIS system"
        },
        "toc": {
            "type": "string",
            "minLength": 2,
            "maxLength": 2,
            "pattern": "^[a-zA-Z]+$",
            "description": "Two letter TOC Code"
        },
        "crsStops": {
            "type": "array",
            "items": {
                "type": "string",
                "minLength": 3,
                "maxLength": 3,
                "pattern": "^[a-zA-Z]+$"
            },
            "description": "List of 3ALPHA/CRS Codes"
        },
        "tiplocStops": {
            "type": "array",
            "items": {
                "type": "string",
                "minLength": 4,
                "maxLength": 7,
                "pattern": "^[a-zA-Z0-9]+$"
            },
            "description": "List of TIPLOC Codes"
        },
        "skip": {
            "type": "object",
            "properties": {
                "skip": {
                    "type": "integer",
                    "description": "Number of stops to skip"
                },
                "position": {
                    "type": "string",
                    "enum": ["head", "tail"],
                    "description": "Position of stops to be skipped, either 'head' or 'tail'"
                }
            }
        }
    },
    "required": ["code"],
    "additionalProperties": false
}