{
  "$schema": "http://json-schema.org/draft-06/schema#",
  "type": "array",
  "items": {
    "$ref": "#/definitions/crossing"
  },
  "definitions": {
    "Coordinate": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": {
        "type": "number"
      }
    },
    "Coordinates": {
      "type": "array",
      "items": {
        "$ref": "#/definitions/Coordinate"
      }
    },
    "RawCoordSource": {
      "type": "object",
      "properties": {
        "type": {
          "const": "RawCoords"
        },
        "coords": {
          "uniqueItems": true,
          "$ref": "#/definitions/Coordinates"
        }
      }
    },
    "OSMNodeSource": {
      "type": "object",
      "properties": {
        "type": {
          "const": "OSMnodes"
        },
        "nodes": {
          "type": "array",
          "minItems": 2,
          "uniqueItems": true,
          "items": {
            "type": "number"
          }
        }
      }
    },
    "OSMWaySource": {
      "type": "object",
      "properties": {
        "type": {
          "const": "OSMway"
        },
        "wayID": {
          "type": "number"
        }
      }
    },
    "source": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "news",
            "official",
            "proposal",
            "photo",
            "streetview",
            "in person"
          ]
        },
        "date": {
          "type": "string"
        },
        "url": {
          "type": "string"
        },
        "note": {
          "type": "string"
        }
      },
      "required": [
        "date",
        "type"
      ]
    },
    "geo": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "coords": {
          "$ref": "#/definitions/Coordinates"
        },
        "length": {
          "type": "number"
        }
      }
    },
    "crossing": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "id": {
          "type": "number"
        },
        "name": {
          "type": "string"
        },
        "bezirk": {
          "type": "integer"
        },
        "comment": {
          "type": "string"
        },
        "officialName": {
          "type": "string",
          "description": "The name used in the documents by the City of Vienna"
        },
        "set": {
          "type": "string"
        },
        "unknownLocation": {
          "type": "boolean"
        },
        "sources": {
          "type": "array",
          "items": {
            "type": "object",
            "$ref": "#/definitions/source"
          },
          "minItems": 1
        },
        "type": {
          "type": "string",
          "enum": [
            "prideFlag",
            "transFlag"
          ]
        },
        "geo": {
          "type": "object",
          "$ref": "#/definitions/geo"
        },
        "geosource": {
          "oneOf": [
            {
              "$ref": "#/definitions/OSMWaySource"
            },
            {
              "$ref": "#/definitions/OSMNodeSource"
            },
            {
              "$ref": "#/definitions/RawCoordSource"
            }
          ]
        }
      },
      "required": [
        "id",
        "name",
        "type",
        "sources",
        "geosource"
      ],
      "title": "Zebrastreifen"
    }
  }
}