{
	"type" : "object",
	"$schema" : "http://json-schema.org/draft-04/schema",
	"title" : "VCMI artifact format",
	"description" : "Format used to define new artifacts in VCMI",
	"required" : [ "type", "class", "value", "text" ],
	"definitions" : {
		"growingBonusList" : {
			"type" : "array",
			"items" : {
				"type" : "object",
				"additionalProperties" : false,
				"properties" : {
					"level" : {
						"type" : "number"
					},
					"bonus" : { "$ref" : "bonus.json" }
				}
			}
		}
	},
	"additionalProperties" : false,
	"properties" : {
		"warMachine" :
		{
			"type" : "string",
			"description" : "Creature id to use on battle field. If set, this artifact is war machine"
		},
		"type" : {
			"type" : "array",
			"description" : "Type of this artifact - creature, hero or commander",
			"items" : {
				"type" : "string",
				"enum" : [ "HERO", "CREATURE", "COMMANDER" ]
			}
		},
		"slot" : {
			"description" : "Slot to which this artifact can be put, if applicable",
			"oneOf" : [
				{
					"type" : "string"
				},
				{
					"type" : "array",
					"minItems" : 1,
					"additionalItems" : { "type" : "string" }
				}
			]
		},
		"class" : {
			"type" : "string",
			"enum" : [ "SPECIAL", "TREASURE", "MINOR", "MAJOR", "RELIC" ],
			"description" : "Artifact class, treasure, minor, major or relic"
		},
		"value" : {
			"type" : "number",
			"description" : "Cost of this artifact, in gold"
		},
		"components" : {
			"type" : "array",
			"description" : "Optional, list of components for combinational artifacts",
			"items" : { "type" : "string" }
		},
		"bonuses" : {
			"type" : "array",
			"description" : "Bonuses provided by this artifact using bonus system",
			"items" : { "$ref" : "bonus.json" }
		},
		"growing" : {
			"type" : "object",
			"additionalProperties" : false,
			"properties" : {
				"bonusesPerLevel" : { "$ref" : "#/definitions/growingBonusList"},
				"thresholdBonuses" : { "$ref" : "#/definitions/growingBonusList"}
			}
		},
		"graphics" : {
			"type" : "object",
			"additionalProperties" : false,
			"description" : "Graphical files associated with the artifact",
			"required" : [ "image", "map" ],
			"properties" : {
				"image" : {
					"type" : "string",
					"description" : "Base image for this artifact, used for example in hero screen",
					"format" : "imageFile"
				},
				"large" : {
					"type" : "string",
					"description" : "Large image, used for drag-and-drop and popup messages",
					"format" : "imageFile"
				},
				"map" : {
					"type" : "string",
					"description" : ".def file for adventure map",
					"format" : "defFile"
				}
			}
		},
		"text" : {
			"type" : "object",
			"additionalProperties" : false,
			"description" : "Texts associated with artifact",
			"required" : [ "description", "event", "name" ],
			"properties" : {
				"name" : {
					"type" : "string",
					"description" : "Name of the artifact"
				},
				"description" : {
					"type" : "string",
					"description" : "Long description of this artifact"
				},
				"event" : {
					"type" : "string",
					"description" : "Text that visible on picking this artifact on map"
				}
			}
		},
		"index" : {
			"type" : "number",
			"description" : "Private field to break things, do not use."
		},
		"onlyOnWaterMap" : {
			"type" : "boolean",
			"description" : "If set to true, artifact won't spawn on a map without water"
		}
	}
}
