{

	"type":"object",
	"$schema": "http://json-schema.org/draft-04/schema",

	"title" : "VCMI spell format",
	"description" : "Format used to define new spells in VCMI",


	"definitions" : {
		"animationQueue":{
			"type": "array",
			"items":{
				"anyOf":[
					{
						//dummy animation, pause, Value - frame count
						"type": "number"
					},
					{
						//assumed verticalPosition: top
						"type": "string",
						"format": "defFile"				
					},
					{
						"type": "object",
						"properties":{
							"verticalPosition": {"type":"string", "enum":["top","bottom"]},
							"defName": {"type":"string", "format": "defFile"}
						},					
						"additionalProperties" : false				
					}
				]					
			}			
		},
		"animation":{
			"type": "object",
			"additionalProperties" : false,
			"properties":{
				"affect":{"$ref" : "#/definitions/animationQueue"},				
				"hit":{"$ref" : "#/definitions/animationQueue"},				
				"cast":{"$ref" : "#/definitions/animationQueue"},
				"projectile":{
					"type":"array",
					"items":{
						"type": "object",
						"properties":{
							"minimumAngle": {"type":"number", "minimum" : 0},
							"defName": {"type":"string", "format": "defFile"}
						},					
						"additionalProperties" : false						
					}
				}				
			}		
		},
		"flags" :{
			"type" : "object",
			"additionalProperties" : {
			"type":"boolean"
			}
		},
		"levelInfo":{
			"type": "object",
			"required":["range","description","cost","power","aiValue","range"],

			"additionalProperties" : false,
			"properties":{
				"description":{
					"type": "string",
					"description": "Localizable description. Use {xxx} for formatting"
				},
				"cost":{
					"type": "number",
					"description":"Cost in mana points"
				},
				"power":{
					"type": "number",
				},
				"aiValue":{
					"type": "number",
				},

				"range":{
					"type": "string",
					"description": "spell range description in SRSL"
				},
				"effects":{
					"type": "object",
					"description": "Timed effects",
					"additionalProperties" : {
						"$ref" : "vcmi:bonus"
					}
				},
				"targetModifier":{
					"type": "object",
					"additionalProperties": false,
					"properties":{
						"smart":{
							"type": "boolean",
							"description": "true: friendly/hostile based on positiveness; false: all targets"
						},
						"clearTarget":
						{
							"type": "boolean",
							"description": "LOCATION target only. Target hex/tile must be clear"
						},
						"clearAffected":
						{
							"type": "boolean",
							"description": "LOCATION target only. All affected hexes/tile must be clear"
						}						
					}
				}
			}
		},
		
		"texts":{
			"type": "object",
			
			
			"additionalProperties" : false
		}
	},

	"required" : ["type", "name", "school", "level", "power","gainChance","flags","levels"],
	"additionalProperties" : false,

	"properties": {
		"index":{
				"type": "number",
				"description": "numeric id of spell required only for original spells, prohibited for new spells"
		},
		"type":{
				"type": "string",
				"enum": ["adventure", "combat", "ability"],
				"description":"Spell type"
		},
		"name":{
				"type": "string",
				"description": "Localizable name"

		},
		"school":{
				"type": "object",
				"description": "Spell schools",
				"additionalProperties": false,

				"properties":{

						"air":{"type": "boolean"},
						"fire":{"type": "boolean"},
						"earth":{"type": "boolean"},
						"water":{"type": "boolean"}
				}

		},
		"level":{
				"type": "number",
				"description": "Spell level",
				"minimum" : 0,
				"maximum" : 5
		},

		"power":{
				"type": "number",
				"description": "Base power",
		},

		"defaultGainChance":{
				"type": "number",
				"description": "Gain chance by default for all factions"

		},

		"gainChance":{
				"type": "object",
				"description": "Chance in % to gain for faction. NOTE: this field is merged with faction config",
				"additionalProperties" : {
					"type": "number",
					"minimum" : 0
				}
		},
		"targetType":{
				  "type": "string",
				  "description": "NO_TARGET - instant cast no aiming, default; CREATURE - target is unit; OBSTACLE - target is OBSTACLE; LOCATION - target is location",
				  "enum": ["NO_TARGET","CREATURE","OBSTACLE","LOCATION"]
		},
		"counters":{
				 "$ref" : "#/definitions/flags",
				 "description": "Flags structure ids of countering spells"
		},
		"flags":{
				"type": "object",
				"description": "Various flags",
				"additionalProperties" : false,
				"properties":{
						"indifferent": {
								"type":"boolean",
								"description": "Spell is indifferent for target"
						},
						"negative": {
								"type":"boolean",
								"description": "Spell is negative for target"
						},
						"positive": {
								"type":"boolean",
								"description": "Spell is positive for target"
						},
						"damage": {
								"type":"boolean",
								"description": "Spell does damage (direct or indirect)"
						},
						"offensive": {
								"type":"boolean",
								"description": "Spell does direct damage (implicitly sets damage and negative)"
						},
						"rising":{
								"type":"boolean",
								"description": "Rising spell (implicitly sets positive)"
						},
						"special":{
								"type": "boolean",
								"description": "Special spell. Can be given only by Bonus::SPELL"
						}
				}
		},
		"immunity":{
				"$ref" : "#/definitions/flags",
				 "description": "flags structure of bonus names, any one of these bonus grants immunity"
		},
		"absoluteImmunity":{
				 "$ref" : "#/definitions/flags",
				 "description": "flags structure of bonus names. Any one of these bonus grants immunity, can't be negated"
		},
		"limit":{
				 "$ref" : "#/definitions/flags",
				 "description": "flags structure of bonus names, presence of all bonuses required to be affected by."
		},
		"absoluteLimit":{
				 "$ref" : "#/definitions/flags",
				 "description": "flags structure of bonus names, presence of all bonuses required to be affected by, can't be negated."
		},
		
		"animation":{"$ref": "#/definitions/animation"},
		
		"graphics":{
				 "type": "object",
				 "additionalProperties" : false,
				 "properties":{
						 "iconImmune":{
							  "type": "string",
							  "description": "Resourse path of icon for SPELL_IMMUNITY bonus (relative to DATA or SPRITES)",
							  "format" : "imageFile"
						 },
						 "iconScenarioBonus":{
							  "type": "string",
							  "description": "Resourse path of icon for scenario bonus" ,
							  "format" : "imageFile"
						 },
						 "iconEffect":{
							  "type": "string",
							  "description": "Resourse path of icon for spell effects during battle" ,
							  "format" : "imageFile"
						 },
						 "iconBook":{
							  "type": "string",
							  "description":"Resourse path of icon for spellbook" ,
							  "format" : "imageFile"
						 },
						 "iconScroll":{
							  "type": "string",
							  "description": "Resourse path of icon for spell scrolls",
							  "format": "imageFile"
						 }
				 }

		},

		"sounds":{
			 "type": "object",
			 "additionalProperties" : false,
			 "properties":{
					 "cast":{
						  "type": "string",
						  "description": "Resourse path of cast sound"
					 }
			 }
		},

		"levels":{
			 "type": "object",
			 "additionalProperties" : false,
			 "required" : ["none", "basic", "advanced", "expert"],

			 "properties":{	
				"base":{
					"type": "object",
					"description": "will be merged with all levels",
					"additionalProperties": true
				},
				"none":{
					"$ref" : "#/definitions/levelInfo"
				},
				"basic":{
					"$ref" : "#/definitions/levelInfo"
				},
				"advanced":{
					"$ref" : "#/definitions/levelInfo"
				},
				"expert":{
					"$ref" : "#/definitions/levelInfo"
				}
			}
		}
	}
}