sentryweapon.lua

local color_standard = Color('197FFF')   -- Blue (Standard)
local color_ap = Color('19FF19')         -- Green (AP)
local color_broken = Color('FF1919')     -- Blue (Standard)

Hooks:PostHook(SentryGunWeapon, "init", "SentryGunWeapon_init", function(self, unit)
    self._laser_align = self._laser_align or self._unit:get_object(Idstring("fire"))
end)

Hooks:PostHook(SentryGunWeapon, "setup", "SentryGunWeapon_setup", function(self, setup_data, damage_multiplier)
    if self._laser_unit and self._laser_align and self._unit:movement():team().id == "criminal1" then
        self._laser_unit:base():set_color(color_standard)        -- Blue (Standard)
    elseif not self._laser_unit then
--      log("Sentry Lasers: No <self._laser_unit> found for setup!")
        self._laser_align = self._laser_align or self._unit:get_object(Idstring("fire"))
    end
end)

Hooks:PostHook(SentryGunWeapon, "_set_fire_mode", "SentryGunWeapon__set_fire_mode", function(self, use_armor_piercing)
    if self._laser_unit and self._laser_align then
        if use_armor_piercing then
            self._laser_unit:base():set_color(color_ap)          -- Green (AP)
        else
            self._laser_unit:base():set_color(color_standard)    -- Blue (Standard)
        end
    elseif not self._laser_unit then
--      log("Sentry Lasers: No <self._laser_unit> found for setfiremode!")
        self._laser_align = self._laser_align or self._unit:get_object(Idstring("fire"))
    end
end)

Hooks:PostHook(SentryGunWeapon, "stop_autofire", "SentryGunWeapon_stop_autofire", function(self)
    if self._laser_unit and self._laser_align and self:out_of_ammo() then
        self._laser_unit:base():set_color(color_broken)          -- Red (No ammo)
    elseif not self._laser_unit then
--      log("Sentry Lasers: No <self._laser_unit> found for stopautofire!")
        self._laser_align = self._laser_align or self._unit:get_object(Idstring("fire"))
    end
end)
--from offy with love <3