// Dota Heroes File
"DOTAAbilities"
{
	"exampleability"
	{
		"BaseClass"						"ability_lua"
		"ScriptFile"					"abilities/exampleability"
		"AbilityBehavior"				"DOTA_ABILITY_BEHAVIOR_NO_TARGET | DOTA_ABILITY_BEHAVIOR_IMMEDIATE"
		"AbilityUnitDamageType"			"DAMAGE_TYPE_PHYSICAL"
		"AbilityCastPoint"				"0"
		"AbilityCooldown"				"17.0 16.0 15.0 14.0"
		"AbilityManaCost"				"100"
		"AbilityTextureName"			"techies_focused_detonate"	// steal the icon from this ability
		"MaxLevel"						"1"							// Maximum skillable level
		"AbilitySpecial"
		{
			// filling in some values with some names
			// the values can be shown inside the Tooltip if you edit game/resource/addon_english.txt
			"01"
			{
				"var_type"					"FIELD_INTEGER"
				"ls_start"					"100 200 300 400"
			}
			"02"
			{
				"var_type"					"FIELD_INTEGER"
				"self_damage"				"100 200 300 400"
			}
			"03"
			{
				"var_type"					"FIELD_INTEGER"
				"damage_radius"				"450"
			}
			"04"
			{
				"var_type"					"FIELD_FLOAT"
				"duration"					"10"
			}
		}
	}

	"pixie_pixiebolt"
	{
		"BaseClass"						"ability_lua"
		"ScriptFile"					"abilities/pixiebolt"
		"AbilityBehavior"				"DOTA_ABILITY_BEHAVIOR_DIRECTIONAL | DOTA_ABILITY_BEHAVIOR_POINT | DOTA_ABILITY_BEHAVIOR_IGNORE_BACKSWING"
		"AbilityUnitTargetTeam"			"DOTA_UNIT_TARGET_TEAM_ENEMY"
		"AbilityUnitDamageType"			"DAMAGE_TYPE_MAGICAL"
		"AbilityCastPoint"				"0.25"
		"AbilityCooldown"				"16.0 15.0 14.0 13.0 12.0"
		"AbilityManaCost"				"60 70 80 90 100"
		"AbilityTextureName"			"vengefulspirit_magic_missile"
		"MaxLevel"						"5"
		"AbilitySpecial"
		{
			"01"
			{
				"var_type"					"FIELD_INTEGER"
				"spawn_distance"			"10"
			}
			"02"
			{
				"var_type"					"FIELD_INTEGER"
				"proj_radius"				"100"
			}
			"03"
			{
				"var_type"					"FIELD_INTEGER"
				"proj_speed"				"1500"
			}
			"04"
			{
				"var_type"					"FIELD_INTEGER"
				"vision_radius"				"150"
			}
			"05"
			{
				"var_type"					"FIELD_INTEGER"
				"proj_distance"				"600 650 700 750 800"
			}
			"06"
			{
				"var_type"					"FIELD_INTEGER"
				"damage"					"200 250 300 350 400"
			}
		}
	}

	"special_bonus_exampletalent"			// start talent names with special_bonus_
	{
		"BaseClass"					"special_bonus_undefined"
		"AbilityType"				"DOTA_ABILITY_TYPE_ATTRIBUTES"
		"AbilityBehavior"			"DOTA_ABILITY_BEHAVIOR_PASSIVE"
		"AbilitySpecial"
		{
			"01"
			{
				"var_type"					"FIELD_INTEGER"
				"value"						"90"
			}
		}
	}

	"seasonal_decorate_tree"
	{
		"AbilityBehavior"				"DOTA_ABILITY_BEHAVIOR_UNIT_TARGET | DOTA_ABILITY_BEHAVIOR_NOT_LEARNABLE | DOTA_ABILITY_BEHAVIOR_HIDDEN"
		"AssociatedConsumable"			"0"
	}

}

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//pixiebolt.lua

pixiebolt = class({})

function pixiebolt:GetAbilityTextureName()
	return "mirana_arrow"
end

function pixiebolt:IsHiddenWhenStolen()
	return false
end

function pixiebolt:OnSpellStart()
	-- Preventing projectiles getting stuck in one spot due to potential 0 length vector
	if self:GetCursorPosition() == self:GetCaster():GetAbsOrigin() then
		self:GetCaster():SetCursorPosition(self:GetCursorPosition() + self:GetCaster():GetForwardVector())
	end

	-- Ability properties
	local caster = self:GetCaster()
	local ability = self
	local target_point = self:GetCursorPosition()
	local sound_cast = "Hero_Mirana.ArrowCast"

	-- Ability specials
	local spawn_distance = ability:GetSpecialValueFor("spawn_distance")

	-- Play cast sound
	EmitSoundOn(sound_cast, caster)

	-- Set direction for main arrow
	local direction = (target_point - caster:GetAbsOrigin()):Normalized()

	-- Get spawn point
	local spawn_point = caster:GetAbsOrigin() + direction * spawn_distance

	-- Fire main arrow
	FireSacredArrow(caster, ability, spawn_point, direction)

end

function FireSacredArrow(caster, ability, spawn_point, direction)
	local particle_arrow = "particles/units/heroes/hero_mirana/mirana_spell_arrow.vpcf"
	-- Ability specials

	local arrow_radius
	local arrow_speed
	local vision_radius
	local arrow_distance

	-- If ability is not levelled, assign level 1 values
	if ability:GetLevel() == 0 then
		arrow_radius = ability:GetLevelSpecialValueFor("proj_radius", 1)
		arrow_speed = ability:GetLevelSpecialValueFor("proj_speed", 1)
		vision_radius = ability:GetLevelSpecialValueFor("vision_radius", 1)
		arrow_distance = ability:GetLevelSpecialValueFor("proj_distance", 1)
	else
		arrow_radius = ability:GetSpecialValueFor("proj_radius")
		arrow_speed = ability:GetSpecialValueFor("proj_speed")
		vision_radius = ability:GetSpecialValueFor("vision_radius")
		arrow_distance = ability:GetSpecialValueFor("proj_distance")
	end

	-- Fire arrow in the set direction
	local arrow_projectile = {
		Ability = ability,
		EffectName = particle_arrow,
		vSpawnOrigin = spawn_point,
		fDistance = arrow_distance,
		fStartRadius = arrow_radius,
		fEndRadius = arrow_radius,
		Source = caster,
		bHasFrontalCone = false,
		bReplaceExisting = false,
		iUnitTargetTeam = DOTA_UNIT_TARGET_TEAM_ENEMY,
		iUnitTargetType = DOTA_UNIT_TARGET_HERO + DOTA_UNIT_TARGET_BASIC,
		bDeleteOnHit = true,
		vVelocity = direction * arrow_speed * Vector(1, 1, 0),
		fExpireTime = GameRules:GetGameTime() + 10.0,
		bProvidesVision = true,
		iVisionRadius = vision_radius,
		iVisionTeamNumber = caster:GetTeamNumber(),
		ExtraData = {cast_loc_x = tostring(caster:GetAbsOrigin().x),
			cast_loc_y = tostring(caster:GetAbsOrigin().y),
			cast_loc_z = tostring(caster:GetAbsOrigin().z)}
	}

	ProjectileManager:CreateLinearProjectile(arrow_projectile)
end

function pixiebolt:OnProjectileHit_ExtraData(target, location, extra_data)
	-- If no target was hit, do nothing
	if not target then
		return nil
	end

	-- Ability properties
	local caster = self:GetCaster()
	local ability = self
	local sound_impact = "Hero_Mirana.ArrowImpact"

	-- Ability specials
	local dmg = ability:GetSpecialValueFor("damage")

	--deal damage
	local damagetable = {victim = target, attacker = playerHero, damage = dmg, damage_type = DAMAGE_TYPE_MAGICAL,}

	ApplyDamage(damageTable)

	-- Play impact sound
	EmitSoundOn(sound_impact, target)

	-- Recombine cast location vector
	local cast_location = Vector(tonumber(extra_data.cast_loc_x), tonumber(extra_data.cast_loc_y), tonumber(extra_data.cast_loc_z))

	return true
end