extends RefCounted
## Only primary attacks advance the hit counter. Extra damage never recurses.

var progress: float = 0.0
var hit_count: int = 0

func step(unit, combatants: Array, delta: float) -> void:
	if not is_instance_valid(unit.target) or not unit.target.alive:
		progress = 0.0
		return
	if unit.distance_to_unit(unit.target) > float(unit.data.attack_range) + 0.035:
		progress = 0.0
		return
	progress += delta * unit.attack_speed_factor()
	while progress >= 1.0 - 0.000001 and unit.alive and unit.target.alive:
		progress = maxf(0.0, progress - 1.0)
		hit_count += 1
		var target = unit.target
		var damage = float(unit.data.damage) * (1.0 + unit.damage_bonus())
		if hit_count % 4 == 0:
			if str(unit.data.ability) == "g05":
				damage *= 1.5
			elif str(unit.data.ability) == "g06":
				damage *= 1.75
		target.receive_damage(damage, int(unit.data.attack_type))
		unit.play_attack(target.position)
		unit.ability_component.on_hit(unit, target, combatants, hit_count)