local Event = require 'utils.event' local function on_entity_damaged(event) if event.entity.name ~= 'market' then return false end if event.cause then if event.cause.force.name == 'enemy' then return false end end event.entity.health = event.entity.health + event.final_damage_amount return true end Event.add(defines.events.on_entity_damaged, on_entity_damaged)