--HDemon_Abilities.lua hook adding innate snare protection on Elusiveness
--that matches the player's level of Demon's Speed.

--Adds a callback to each of the six abilities that sets ability levels for easy retrieval
for i=1, 3 do
	Ability['HDemonDemonsSpeed0'..i].OnAbilityAdded = function(self, unit)
		unit.DemonSpeed = (unit.DemonSpeed or 0) + 1
		CalcSlowCap(unit)
	end
	Ability['HDemonElusiveness0'..i].OnAbilityAdded = function(self, unit)
		unit.DemonElusiveness = (unit.DemonElusiveness or 0) + 1
		CalcSlowCap(unit)
	end
end

--Applies the correct slow cap buff for lowest-common-denominator speed/elusiveness level
CalcSlowCap = function(unit)
	if unit.DemonElusiveness and unit.DemonSpeed then
		if unit.DemonElusiveness == unit.DemonSpeed then
			Buff.ApplyBuff(unit, 'HDemonSlowCap'..unit.DemonElusiveness)
		elseif unit.DemonElusiveness > unit.DemonSpeed then
			Buff.ApplyBuff(unit, 'HDemonSlowCap'..unit.DemonSpeed)
		else
			Buff.ApplyBuff(unit, 'HDemonSlowCap'..unit.DemonElusiveness)
		end
	end
end

--Slow cap buffs for Elusiveness + Speed combinations
BuffBlueprint {
	Name = 'HDemonSlowCap1',
	DisplayName = '<LOC ABILITY_DA_0032>Assassin\'s Speed',
	Description = "Innate speed unaffected by slows",
	BuffType = 'HDEMONSLOWCAP',
	EntityCategory = 'HERO',
	Debuff = false,
	CanBeDispelled = false,
	Stacks = 'REPLACE',
	Duration = -1,
	Affects = {
		MoveSlowCap = {Mult = 0.05},
	},
}
BuffBlueprint {
	Name = 'HDemonSlowCap2',
	DisplayName = '<LOC ABILITY_DA_0032>Assassin\'s Speed',
	Description = "Innate speed unaffected by slows",
	BuffType = 'HDEMONSLOWCAP',
	EntityCategory = 'HERO',
	Debuff = false,
	CanBeDispelled = false,
	Stacks = 'REPLACE',
	Duration = -1,
	Affects = {
		MoveSlowCap = {Mult = 0.10},
	},
}
BuffBlueprint {
	Name = 'HDemonSlowCap3',
	DisplayName = '<LOC ABILITY_DA_0032>Assassin\'s Speed',
	Description = "Innate speed unaffected by slows",
	BuffType = 'HDEMONSLOWCAP',
	EntityCategory = 'HERO',
	Debuff = false,
	CanBeDispelled = false,
	Stacks = 'REPLACE',
	Duration = -1,
	Affects = {
		MoveSlowCap = {Mult = 0.15},
	},
}