stuff

code/__DEFINES/vv.dm

@@ -76,6 +76,13 @@
 #define VV_HK_ADDCOMPONENT "addcomponent"
 #define VV_HK_MODIFY_TRAITS "modtraits"
 
+// /datum/gas_mixture
+#define VV_HK_SET_MOLES "set_moles"
+#define VV_HK_EMPTY "empty"
+#define VV_HK_SET_TEMPERATURE "set_temp"
+#define VV_HK_PARSE_GASSTRING "parse_gasstring"
+#define VV_HK_SET_VOLUME "set_volume"
+
 // /atom
 #define VV_HK_MODIFY_TRANSFORM "atom_transform"
 #define VV_HK_ADD_REAGENT "addreagent"

code/modules/atmospherics/gasmixtures/gas_mixture.dm

@@ -16,6 +16,8 @@ GLOBAL_LIST_INIT(meta_gas_dangers, meta_gas_danger_list())
 GLOBAL_LIST_INIT(meta_gas_ids, meta_gas_id_list())
 GLOBAL_LIST_INIT(meta_gas_fusions, meta_gas_fusion_list())
 /datum/gas_mixture
+	/// Never ever set this variable, hooked into vv_get_var for view variables viewing.
+	var/gas_list_view_only
 	var/initial_volume = CELL_VOLUME //liters
 	var/list/reaction_results
 	var/list/analyzer_results //used for analyzer feedback - not initialized until its used
@@ -29,9 +31,70 @@ GLOBAL_LIST_INIT(meta_gas_fusions, meta_gas_fusion_list())
 	reaction_results = new
 
 /datum/gas_mixture/vv_edit_var(var_name, var_value)
-	if(var_name == "_extools_pointer_gasmixture")
+	if(var_name == NAMEOF(src, _extools_pointer_gasmixture))
 		return FALSE // please no. segfaults bad.
+	if(var_name == NAMEOF(src, gas_list_view_only))
+		return FALSE
 	return ..()
+
+/datum/gas_mixture/vv_get_var(var_name)
+	. = ..()
+	if(var_name == NAMEOF(gas_list_view_only))
+		var/list/dummy = get_gases
+		return debug_variables("gases (READ ONLY)", dummy, 0, src)
+
+/datum/gas_mixture/vv_get_dropdown()
+	. = ..()
+	VV_DROPDOWN_OPTION(VV_HK_PARSE_GASSTRING, "Parse Gas String")
+	VV_DROPDOWN_OPTION(VV_HK_EMPTY, "Empty")
+	VV_DROPDOWN_OPTION(VV_HK_SET_MOLES, "Set Moles")
+	VV_DROPDOWN_OPTION(VV_HK_SET_TEMPERATURE, "Set Temperature")
+	VV_DROPDOWN_OPTION(VV_HK_SET_VOLUME, "Set Volume")
+
+/datum/gas_mixture/vv_do_topic(list/href_list)
+	. = ..()
+	if(!.)
+		return
+	if(href_list[VV_HK_PARSE_GASSTRING])
+		var/gasstring = input(usr, "Input Gas String (WARNING: Advanced. Don't use this unless you know how these work.", "Gas String Parse") as text|null
+		if(!istext(gasstring))
+			return
+		log_admin("[key_name(usr)] modified gas mixture [REF(src)]: Set to gas string [gasstring].")
+		message_admins("[key_name(usr)] modified gas mixture [REF(src)]: Set to gas string [gasstring].")
+		parse_gas_string(gasstring)
+	if(href_list[VV_HK_EMPTY])
+		log_admin("[key_name(usr)] emptied gas mixture [REF(src)].")
+		message_admins("[key_name(usr)] emptied gas mixture [REF(src)].")
+		clear()
+	if(href_list[VV_HK_SET_MOLES])
+		var/list/gases = return_gases()
+		var/gastype = input(usr, "What kind of gas?", "Set Gas") as anything|null in subtypesof(/datum/gas)
+		if(!ispath(gastype, /datum/gas))
+			return
+		var/amount = input(usr, "Input amount", "Set Gas", gases[gastype] || 0) as num|null
+		if(!isnum(amount))
+			return
+		amount = max(0, amount)
+		log_admin("[key_name(usr)] modified gas mixture [REF(src)]: Set gas type [gastype] to [amount] moles.")
+		message_admins("[key_name(usr)] modified gas mixture [REF(src)]: Set gas type [gastype] to [amount] moles.")
+		set_moles(gas_type, amount)
+	if(href_list[VV_HK_SET_TEMPERATURE])
+		var/temp = input(usr, "Set the temperature of this mixture to?", "Set Temperature", return_temperature()) as num|null
+		if(!isnum(temp))
+			return
+		temp = max(2.7, temp)
+		log_admin("[key_name(usr)] modified gas mixture [REF(src)]: Changed temperature to [temp].")
+		message_admins("[key_name(usr)] modified gas mixture [REF(src)]: Changed temperature to [temp].")
+		set_temperature(temp)
+	if(href_list[VV_HK_SET_VOLUME])
+		var/volume = input(usr, "Set the volume of this mixture to?", "Set Volume", return_volume()) as num|null
+		if(!isnum(volume))
+			return
+		volume = max(0, volume)
+		log_admin("[key_name(usr)] modified gas mixture [REF(src)]: Changed volume to [volume].")
+		message_admins("[key_name(usr)] modified gas mixture [REF(src)]: Changed volume to [volume].")
+		set_volume(volume)
+
 /*
 /datum/gas_mixture/Del()
 	__gasmixture_unregister()
@@ -169,7 +232,7 @@ GLOBAL_LIST_INIT(meta_gas_fusions, meta_gas_fusion_list())
 		set_moles(path, text2num(gas[id]))
 	archive()
 	return 1
-	
+
 /datum/gas_mixture/react(datum/holder)
 	. = NO_REACTION
 	if(!total_moles())