From aa4f9a13db6ba135d3f176379bdcaf4d365de044 Mon Sep 17 00:00:00 2001
From: SkyratBot <59378654+SkyratBot@users.noreply.github.com>
Date: Wed, 10 Nov 2021 19:56:39 +0000
Subject: [PATCH] [MIRROR] Reagents scanner circuit component [MDB IGNORE]
 (#9377)

* Reagents scanner circuit component (#62704)

It allows people to make circuits objects that interface with reagents.

* Reagents scanner circuit component

Co-authored-by: Ghom <42542238+Ghommie@users.noreply.github.com>
---
 .../research/designs/wiremod_designs.dm       |  5 +++
 code/modules/research/techweb/all_nodes.dm    |  1 +
 .../wiremod/components/atom/reagentscanner.dm | 37 +++++++++++++++++++
 tgstation.dme                                 |  1 +
 4 files changed, 44 insertions(+)
 create mode 100644 code/modules/wiremod/components/atom/reagentscanner.dm

diff --git a/code/modules/research/designs/wiremod_designs.dm b/code/modules/research/designs/wiremod_designs.dm
index aa141f03249..6a5eadfdc01 100644
--- a/code/modules/research/designs/wiremod_designs.dm
+++ b/code/modules/research/designs/wiremod_designs.dm
@@ -183,6 +183,11 @@
 	id = "comp_direction"
 	build_path = /obj/item/circuit_component/direction
 
+/datum/design/component/reagentscanner
+	name = "Reagents Scanner"
+	id = "comp_reagents"
+	build_path = /obj/item/circuit_component/reagentscanner
+
 /datum/design/component/health
 	name = "Health Component"
 	id = "comp_health"
diff --git a/code/modules/research/techweb/all_nodes.dm b/code/modules/research/techweb/all_nodes.dm
index 4f9b2047215..1a061e4a7ce 100644
--- a/code/modules/research/techweb/all_nodes.dm
+++ b/code/modules/research/techweb/all_nodes.dm
@@ -248,6 +248,7 @@
 		"comp_printer",
 		"comp_radio",
 		"comp_random",
+		"comp_reagents",
 		"comp_router",
 		"comp_select_query",
 		"comp_self",
diff --git a/code/modules/wiremod/components/atom/reagentscanner.dm b/code/modules/wiremod/components/atom/reagentscanner.dm
new file mode 100644
index 00000000000..4c79cd4eafc
--- /dev/null
+++ b/code/modules/wiremod/components/atom/reagentscanner.dm
@@ -0,0 +1,37 @@
+/**
+ * # Reagents Scanner
+ *
+ * Returns the reagentss of an atom
+ */
+/obj/item/circuit_component/reagentscanner
+	display_name = "Reagents Scanner"
+	desc = "Outputs the reagents found inside the inputted entity."
+	category = "Entity"
+
+	circuit_flags = CIRCUIT_FLAG_INPUT_SIGNAL|CIRCUIT_FLAG_OUTPUT_SIGNAL
+
+	// The entity to scan
+	var/datum/port/input/input_port
+	/// The result from the output
+	var/datum/port/output/result
+
+	var/max_range = 5
+
+/obj/item/circuit_component/reagentscanner/get_ui_notices()
+	. = ..()
+	. += create_ui_notice("Maximum Range: [max_range] tiles", "orange", "info")
+
+/obj/item/circuit_component/reagentscanner/populate_ports()
+	input_port = add_input_port("Entity", PORT_TYPE_ATOM)
+	result = add_output_port("Reagents", PORT_TYPE_ASSOC_LIST(PORT_TYPE_STRING, PORT_TYPE_NUMBER))
+
+/obj/item/circuit_component/reagentscanner/input_received(datum/port/input/port)
+	var/atom/entity = input_port.value
+	var/turf/location = get_location()
+	if(!istype(entity) || !IN_GIVEN_RANGE(location, entity, max_range))
+		result.set_output(null)
+		return
+	var/list/output_list = list()
+	for(var/datum/reagent/reagent as anything in entity.reagents?.reagent_list)
+		output_list[reagent.name] += reagent.volume
+	result.set_output(output_list)
diff --git a/tgstation.dme b/tgstation.dme
index 1cf03cdd2dd..71a9b9db669 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -3947,6 +3947,7 @@
 #include "code\modules\wiremod\components\atom\hear.dm"
 #include "code\modules\wiremod\components\atom\matscanner.dm"
 #include "code\modules\wiremod\components\atom\pinpointer.dm"
+#include "code\modules\wiremod\components\atom\reagentscanner.dm"
 #include "code\modules\wiremod\components\atom\self.dm"
 #include "code\modules\wiremod\components\atom\species.dm"
 #include "code\modules\wiremod\components\bci\hud\bar_overlay.dm"