local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_BLOCKARMOR, 1)
setCombatParam(combat, COMBAT_PARAM_BLOCKSHIELD, 1)
setCombatParam(combat, COMBAT_PARAM_TYPE, COMBAT_PHYSICALDAMAGE)
setCombatParam(combat, COMBAT_PARAM_EFFECT, CONST_ME_FIREAREA)
setCombatParam(combat, COMBAT_PARAM_DISTANCEEFFECT, CONST_ANI_BURSTARROW)
setCombatFormula(combat, COMBAT_FORMULA_SKILL, 1, 0, 1, 0)

local area = createCombatArea({
	{1, 1, 1},
	{1, 3, 1},
	{1, 1, 1}
})

setCombatArea(combat, area)

function onUseWeapon(cid, var)
	return doCombat(cid, combat, var)
end
