Constructable exercise equipment

code/game/objects/items/stacks/sheets/sheet_types.dm

@@ -118,6 +118,10 @@ GLOBAL_LIST_INIT(metal_recipes, list ( \
 	new/datum/stack_recipe("mortar", /obj/item/reagent_containers/glass/mortar/metal, 3), \
 	new/datum/stack_recipe("pestle", /obj/item/pestle, 1, time = 50), \
 	new/datum/stack_recipe("hygienebot assembly", /obj/item/bot_assembly/hygienebot, 2, time = 50), \
+	new/datum/stack_recipe_list("weight machines", list( \
+		new/datum/stack_recipe("chest press", /obj/structure/weightmachine/stacklifter, 5, time = 25, one_per_turf = TRUE, on_floor = TRUE), \
+		new/datum/stack_recipe("bench press", /obj/structure/weightmachine/weightlifter, 5, time = 25, one_per_turf = TRUE, on_floor = TRUE), \
+		)), \
 	new/datum/stack_recipe("shower", /obj/machinery/shower, 3, time = 25)
 ))
 
@@ -367,6 +371,7 @@ GLOBAL_LIST_INIT(cloth_recipes, list ( \
 	new/datum/stack_recipe("19x19 canvas", /obj/item/canvas/nineteenXnineteen, 3), \
 	new/datum/stack_recipe("23x19 canvas", /obj/item/canvas/twentythreeXnineteen, 4), \
 	new/datum/stack_recipe("23x23 canvas", /obj/item/canvas/twentythreeXtwentythree, 5), \
+	new/datum/stack_recipe("punching bag", /obj/structure/punching_bag, 5, time = 25, one_per_turf = TRUE, on_floor = TRUE), \
 	))
 
 /obj/item/stack/sheet/cotton/cloth

code/modules/mining/lavaland/ruins/gym.dm

@@ -7,6 +7,51 @@
 	layer = WALL_OBJ_LAYER
 	var/list/hit_sounds = list('sound/weapons/genhit1.ogg', 'sound/weapons/genhit2.ogg', 'sound/weapons/genhit3.ogg',\
 	'sound/weapons/punch1.ogg', 'sound/weapons/punch2.ogg', 'sound/weapons/punch3.ogg', 'sound/weapons/punch4.ogg')
+	var/buildstacktype = /obj/item/stack/sheet/cotton/cloth
+	var/buildstackamount = 5
+
+/obj/structure/punching_bag/deconstruct(disassembled = TRUE)
+	if(!(flags_1 & NODECONSTRUCT_1))
+		if(buildstacktype)
+			new buildstacktype(loc,buildstackamount)
+	..()
+
+/obj/structure/punching_bag/wrench_act(mob/living/user, obj/item/W)
+	if(..())
+		return TRUE
+	add_fingerprint(user)
+	var/action = anchored ? "unbolts [src] from" : "bolts [src] to"
+	var/uraction = anchored ? "unsbolt [src] from" : "bolt [src] to"
+	user.visible_message("<span class='warning'>[user] [action] the floor.</span>", "<span class='notice'>You start to [uraction] the floor...</span>", "<span class='hear'>You hear rustling noises.</span>")
+	if(W.use_tool(src, user, 50, volume=100, extra_checks = CALLBACK(src, PROC_REF(check_anchored_state), anchored)))
+		set_anchored(!anchored)
+		to_chat(user, "<span class='notice'>You [anchored ? "unbolt" : "bolt"] [src] from the floor.</span>")
+		return TRUE
+	else
+		return TRUE
+
+/obj/structure/punching_bag/wirecutter_act(mob/living/user, obj/item/W)
+	. = ..()
+	if(!anchored)
+		user.visible_message("<span class='warning'>[user] cuts apart [src].</span>", "<span class='notice'>You start to cut apart [src].</span>", "<span class='hear'>You hear cutting.</span>")
+		if(W.use_tool(src, user, 50, volume=100))
+			if(anchored)
+				return TRUE
+			to_chat(user, "<span class='notice'>You cut apart [src].</span>")
+			deconstruct(TRUE)
+		return TRUE
+
+/obj/structure/punching_bag/proc/check_anchored_state(check_anchored)
+	if(anchored != check_anchored)
+		return FALSE
+	return TRUE
+
+/obj/structure/punching_bag/examine(mob/user)
+	. = ..()
+	if(anchored)
+		. += "<span class='notice'>[src] is <b>bolted</b> to the floor.</span>"
+	else
+		. += "<span class='notice'>[src] is no longer <i>bolted</i> to the floor, and the seams can be <b>cut</b> apart.</span>"
 
 /obj/structure/punching_bag/attack_hand(mob/user as mob)
 	. = ..()
@@ -25,6 +70,8 @@
 	icon = 'icons/obj/gym_equipment.dmi'
 	density = TRUE
 	anchored = TRUE
+	var/buildstacktype = /obj/item/stack/sheet/metal
+	var/buildstackamount = 5
 
 /obj/structure/weightmachine/proc/AnimateMachine(mob/living/user)
 	return
@@ -33,6 +80,49 @@
 	. = ..()
 	icon_state = (obj_flags & IN_USE) ? "[base_icon_state]-u" : base_icon_state
 
+/obj/structure/weightmachine/deconstruct(disassembled = TRUE)
+	if(!(flags_1 & NODECONSTRUCT_1))
+		if(buildstacktype)
+			new buildstacktype(loc,buildstackamount)
+	..()
+
+/obj/structure/weightmachine/wrench_act(mob/living/user, obj/item/W)
+	if(..())
+		return TRUE
+	add_fingerprint(user)
+	var/action = anchored ? "unbolts [src] from" : "bolts [src] to"
+	var/uraction = anchored ? "unsbolt [src] from" : "bolt [src] to"
+	user.visible_message("<span class='warning'>[user] [action] the floor.</span>", "<span class='notice'>You start to [uraction] the floor...</span>", "<span class='hear'>You hear rustling noises.</span>")
+	if(W.use_tool(src, user, 50, volume=100, extra_checks = CALLBACK(src, PROC_REF(check_anchored_state), anchored)))
+		set_anchored(!anchored)
+		to_chat(user, "<span class='notice'>You [anchored ? "unbolt" : "bolt"] [src] from the floor.</span>")
+		return TRUE
+	else
+		return TRUE
+
+/obj/structure/weightmachine/screwdriver_act(mob/living/user, obj/item/W)
+	. = ..()
+	if(!anchored)
+		user.visible_message("<span class='warning'>[user] screws apart [src].</span>", "<span class='notice'>You start to screw apart [src].</span>", "<span class='hear'>You hear screwing.</span>")
+		if(W.use_tool(src, user, 50, volume=100))
+			if(anchored)
+				return TRUE
+			to_chat(user, "<span class='notice'>You screw apart [src].</span>")
+			deconstruct(TRUE)
+		return TRUE
+
+/obj/structure/weightmachine/proc/check_anchored_state(check_anchored)
+	if(anchored != check_anchored)
+		return FALSE
+	return TRUE
+
+/obj/structure/weightmachine/examine(mob/user)
+	. = ..()
+	if(anchored)
+		. += "<span class='notice'>[src] is <b>bolted</b> to the floor.</span>"
+	else
+		. += "<span class='notice'>[src] is no longer <i>bolted</i> to the floor, and the <b>screws</b> are exposed.</span>"
+
 /obj/structure/weightmachine/update_overlays()
 	. = ..()