Storage: Improve ME Chest formspec

Hide all buttons when no drive in slot, prevents spamming of log when search buttons are clicked with nothing to search. Move search field to the left so as to be in line with the inventory slots and move page number to the right for a more viewable interface due to spacing.

modules/storage/machines.lua

@@ -6,20 +6,29 @@ local me = microexpansion
 local function chest_formspec(pos, start_id, listname, page_max, query)
 	local list
 	local page_number = ""
-	local to_chest = ""
+	local buttons = ""
 	local query = query or ""
 
 	if not listname then
 		list = "label[3,2;" .. minetest.colorize("red", "No cell!") .. "]"
 	else
 		list = "list[current_name;" .. listname .. ";0,0.3;8,4;" .. (start_id - 1) .. "]"
-		to_chest = [[
+		buttons = [[
 			button[3.56,4.35;1.8,0.9;tochest;To Drive]
 			tooltip[tochest;Move everything from your inventory to the ME drive.]
+			button[5.4,4.35;0.8,0.9;prev;<]
+			button[7.25,4.35;0.8,0.9;next;>]
+			tooltip[prev;Previous]
+			tooltip[next;Next]
+			field[0.29,4.6;2.2,1;filter;;]]..query..[[]
+			button[2.1,4.5;0.8,0.5;search;?]
+			button[2.75,4.5;0.8,0.5;clear;X]
+			tooltip[search;Search]
+			tooltip[clear;Reset]
 		]]
 	end
 	if page_max then
-		page_number = "label[6.05,4.5;" .. math.floor((start_id / 32)) + 1 ..
+		page_number = "label[6.15,4.5;" .. math.floor((start_id / 32)) + 1 ..
 			"/" .. page_max .."]"
 	end
 
@@ -34,19 +43,12 @@ local function chest_formspec(pos, start_id, listname, page_max, query)
 		list[current_name;cells;8.06,1.8;1,1;]
 		list[current_player;main;0,5.5;8,1;]
 		list[current_player;main;0,6.73;8,3;8]
-		button[5.4,4.35;0.8,0.9;prev;<]
-		button[7.25,4.35;0.8,0.9;next;>]
-		field[0.3,4.6;2.2,1;filter;;]]..query..[[]
-		button[2.1,4.5;0.8,0.5;search;?]
-		button[2.75,4.5;0.8,0.5;clear;X]
-		tooltip[search;Search]
-		tooltip[clear;Reset]
 		listring[current_name;main]
 		listring[current_player;main]
 		field_close_on_enter[filter;false]
 	]]..
 		page_number ..
-		to_chest
+		buttons
 end
 
 -- [me chest] Register node