Fixes plant analyzer not showing information about gasses consumed or released

Fixes hydroponics trays not showing sensor information when empty

code/modules/hydroponics/trays/tray.dm

@@ -567,11 +567,10 @@
 
 	..()
 
-	if(!seed)
+	if(seed)
+		usr << "<span class='notice'>[seed.display_name] are growing here.</span>"
+	else
 		usr << "[src] is empty."
-		return
-
-	usr << "<span class='notice'>[seed.display_name] are growing here.</span>"
 
 	if(!Adjacent(usr))
 		return
@@ -579,29 +578,30 @@
 	usr << "Water: [round(waterlevel,0.1)]/100"
 	usr << "Nutrient: [round(nutrilevel,0.1)]/10"
 
-	if(weedlevel >= 5)
-		usr << "\The [src] is <span class='danger'>infested with weeds</span>!"
-	if(pestlevel >= 5)
-		usr << "\The [src] is <span class='danger'>infested with tiny worms</span>!"
-
-	if(dead)
-		usr << "<span class='danger'>The plant is dead.</span>"
-	else if(health <= (seed.get_trait(TRAIT_ENDURANCE)/ 2))
-		usr << "The plant looks <span class='danger'>unhealthy</span>."
+	if(seed)
+		if(weedlevel >= 5)
+			usr << "\The [src] is <span class='danger'>infested with weeds</span>!"
+		if(pestlevel >= 5)
+			usr << "\The [src] is <span class='danger'>infested with tiny worms</span>!"
+		if(dead)
+			usr << "<span class='danger'>The plant is dead.</span>"
+		else if(health <= (seed.get_trait(TRAIT_ENDURANCE)/ 2))
+			usr << "The plant looks <span class='danger'>unhealthy</span>."
 
 	if(mechanical)
 		var/turf/T = loc
 		var/datum/gas_mixture/environment
 
-		if(closed_system && (connected_port || holding))
+		var/environment_type
+		if(closed_system && (connected_port || holding) && air_contents)
 			environment = air_contents
-
-		if(!environment)
+			environment_type = "connected"
+		else
 			if(istype(T))
 				environment = T.return_air()
-
-		if(!environment) //We're in a crate or nullspace, bail out.
-			return
+			if(!environment) //We're in a crate or nullspace, bail out.
+				return
+			environment_type = "surrounding"
 
 		var/light_string
 		if(closed_system && mechanical)
@@ -615,7 +615,7 @@
 				light_available =  5
 			light_string = "a light level of [light_available] lumens"
 
-		usr << "The tray's sensor suite is reporting [light_string] and a temperature of [environment.temperature]K."
+		usr << "The tray's sensor suite is reporting [light_string] and a temperature of [environment.temperature]K at [environment.return_pressure()] kPa in the [environment_type] environment"
 
 /obj/machinery/portable_atmospherics/hydroponics/verb/close_lid_verb()
 	set name = "Toggle Tray Lid"
@@ -623,7 +623,7 @@
 	set src in view(1)
 	if(usr.incapacitated())
 		return
-	
+
 	if(ishuman(usr) || istype(usr, /mob/living/silicon/robot))
 		close_lid(usr)
 	return

code/modules/hydroponics/trays/tray_tools.dm

@@ -96,7 +96,7 @@
 
 		dat += "<br>This sample contains: "
 		for(var/datum/reagent/R in grown_reagents.reagent_list)
-			dat += "<br>- [R.id], [grown_reagents.get_reagent_amount(R.id)] unit(s)"
+			dat += "<br>- [R.name], [grown_reagents.get_reagent_amount(R.id)] unit(s)"
 
 	dat += "<h2>Other Data</h2>"
 
@@ -175,8 +175,12 @@
 
 	if(grown_seed.get_trait(TRAIT_PARASITE))
 		dat += "<br>It is capable of parisitizing and gaining sustenance from tray weeds."
+
+/*
+	There's currently no code that actually changes the temperature of the local environment, so let's not show it until there is.
 	if(grown_seed.get_trait(TRAIT_ALTER_TEMP))
 		dat += "<br>It will periodically alter the local temperature by [grown_seed.get_trait(TRAIT_ALTER_TEMP)] degrees Kelvin."
+*/
 
 	if(grown_seed.get_trait(TRAIT_BIOLUM))
 		dat += "<br>It is [grown_seed.get_trait(TRAIT_BIOLUM_COLOUR)  ? "<font color='[grown_seed.get_trait(TRAIT_BIOLUM_COLOUR)]'>bio-luminescent</font>" : "bio-luminescent"]."
@@ -197,18 +201,24 @@
 
 	if(grown_seed.get_trait(TRAIT_TELEPORTING))
 		dat += "<br>The fruit is temporal/spatially unstable."
-	
-	if(grown_seed.get_trait(TRAIT_EXUDE_GASSES))
-		dat += "<br>It will release gas into the environment."
 
-	if(grown_seed.get_trait(TRAIT_CONSUME_GASSES))
-		dat += "<br>It will remove gas from the environment."
+	if(grown_seed.exude_gasses && grown_seed.exude_gasses.len)
+		for(var/gas in grown_seed.exude_gasses)
+			var/amount = ""
+			if (grown_seed.exude_gasses[gas] > 7)
+				amount = "large amounts of "
+			else if (grown_seed.exude_gasses[gas] < 5)
+				amount = "small amounts of "
+			dat += "<br>It will release [amount][gas_data.name[gas]] into the environment."
 
-	if(grown_seed.get_trait(TRAIT_EXUDE_GASSES))
-		dat += "<br>It will release gas into the environment."
-
-	if(grown_seed.get_trait(TRAIT_CONSUME_GASSES))
-		dat += "<br>It will remove gas from the environment."
+	if(grown_seed.consume_gasses && grown_seed.consume_gasses.len)
+		for(var/gas in grown_seed.consume_gasses)
+			var/amount = ""
+			if (grown_seed.consume_gasses[gas] > 7)
+				amount = "large amounts of "
+			else if (grown_seed.consume_gasses[gas] < 5)
+				amount = "small amounts of "
+			dat += "<br>It will consume [amount][gas_data.name[gas]] from the environment."
 
 	if(dat)
 		last_data = dat