List item groups instead of item stacks

itemcontroller.lua

@@ -1,4 +1,5 @@
 local Chest = require("storage.chest")
+local ItemGroup = require("storage.itemgroup")
 local Storage = require("storage")
 local Text = require("gfx.text")
 local List = require("gfx.list")
@@ -77,17 +78,17 @@ local monitor = peripheral.find("monitor")
 local width, height = monitor.getSize()
 
 
-local function itemList(stacks, wBudget)
+local function itemList(groups, wBudget)
   local bgColors = {
     colors.gray,
     colors.black
   }
   local entries = {}
 
-  for i=1,#stacks do
-    local stack = stacks[i]
-    local text = stack:getDisplayName()
-    local count = tostring(stack:getCount())
+  for i=1,#groups do
+    local group = groups[i]
+    local text = group:getDisplayName()
+    local count = tostring(group:getItemCount())
 
     -- Fit text inside of width budget
     local countLen = #count
@@ -119,28 +120,30 @@ local function itemList(stacks, wBudget)
       },
       vertical = false,
       onClick = function(table, x, y, source)
-        print("Clicked: "..stack:getDisplayName())
+        print("Clicked: "..group:getDisplayName())
       end
     }
     table.insert(entries, list)
   end
-  
+
   return List:new{
     children = entries,
     vertical = true
   }
 end
 
-local count = 0
-local found = controller:find(function(stack)
-  local match = not stack:isEmpty()
-  if match then
-    count = count + 1
-  end
-  return match and count <= 10
-end)
+local found = ItemGroup.collectStacks(controller:find(function(stack)
+  return not stack:isEmpty()
+end))
 
-local listResult = itemList(found, width)
+table.sort(found, function(a, b) return a:getItemCount() > b:getItemCount() end)
+
+local subset = {}
+for i=1,math.min(13, #found) do
+  table.insert(subset, found[i])
+end
+
+local listResult = itemList(subset, width)
 
 listResult:setParent(monitor)
 listResult:draw()