[MIRROR] Adds altevian mineral slicer (#7521)

Co-authored-by: Heroman3003 <31296024+Heroman3003@users.noreply.github.com>
Co-authored-by: CHOMPStation2 <chompsation2@gmail.com>

code/modules/projectiles/guns/energy/altevian_vr.dm

@@ -57,3 +57,91 @@
 	light_range = 2
 	light_power = 0.5
 	light_color = "#77A6E1"
+
+/obj/item/weapon/gun/energy/ratminer
+	name = "Altevian Repulsion Mineral Slicer"
+	desc = "An advanced piece of mining focused technology from the Altevian Hegemony. \
+			This model appears to be their standard asteroid clearing laser with a tailored system to work with an ore-bag, \
+			or similar, linked to the device. It has extra crystals for the focus that seem to split the beam, \
+			but also removes the pin-point accuracy other mining devices typically have."
+	icon_state = "altevian-miner"
+	item_state = "altevian-miner"
+	fire_delay = 12
+	slot_flags = SLOT_BACK
+	w_class = ITEMSIZE_HUGE
+	force = 10
+	origin_tech = list(TECH_COMBAT = 2, TECH_MAGNET = 4)
+	matter = list(MAT_STEEL = 2000)
+	projectile_type = /obj/item/projectile/scatter/ratminer
+	charge_cost = 400
+
+/obj/item/projectile/scatter/ratminer
+	spread_submunition_damage = FALSE
+	damage = 20
+	range = 0
+
+	submunition_spread_max = 300
+	force_max_submunition_spread = TRUE
+
+	submunitions = list(
+		/obj/item/projectile/beam/ratminer = 3
+		)
+
+/obj/item/projectile/beam/ratminer
+	name = "slicer beam"
+	icon_state = "ratmining"
+	damage = 20
+	light_color = "#77A6E1"
+	hud_state = "laser_disabler"
+
+	muzzle_type = /obj/effect/projectile/muzzle/ratminer
+	tracer_type = /obj/effect/projectile/tracer/ratminer
+	impact_type = /obj/effect/projectile/impact/ratminer
+
+/obj/item/projectile/beam/ratminer/on_range()
+	strike_thing()
+	..()
+
+/obj/item/projectile/beam/ratminer/on_hit(atom/target)
+	strike_thing(target)
+	. = ..()
+
+/obj/item/projectile/beam/ratminer/on_impact(atom/A)
+	. = ..()
+	strike_thing(A)
+
+/obj/item/projectile/beam/ratminer/proc/strike_thing(var/atom/A)
+	var/turf/target_turf = get_turf(A)
+	if(!target_turf)
+		target_turf = get_turf(src)
+	if(ismineralturf(target_turf))
+		var/turf/simulated/mineral/M = target_turf
+		M.GetDrilled(TRUE)
+	for(var/T in RANGE_TURFS(2, target_turf) - target_turf)
+		if(ismineralturf(T))
+			var/turf/simulated/mineral/M = T
+			M.GetDrilled(TRUE)
+	if(firer)
+		var/obj/item/weapon/storage/bag/ore/orebag = locate(/obj/item/weapon/storage/bag/ore) in firer
+		if(orebag)
+			for(var/turf/T in RANGE_TURFS(2, target_turf))
+				orebag.gather_all(T, firer, TRUE)
+
+
+/obj/effect/projectile/muzzle/ratminer
+	icon_state = "muzzle_ratmining"
+	light_range = 2
+	light_power = 0.5
+	light_color = "#77A6E1"
+
+/obj/effect/projectile/tracer/ratminer
+	icon_state = "ratmining"
+	light_range = 2
+	light_power = 0.5
+	light_color = "#77A6E1"
+
+/obj/effect/projectile/impact/ratminer
+	icon_state = "impact_ratmining"
+	light_range = 2
+	light_power = 0.5
+	light_color = "#77A6E1"