Implement itemstack fetching

itemcontroller.lua

@@ -546,6 +546,21 @@ local PAGES = {
       }
     }
 
+    local function paddedButton(label, width, height, parentHeight, parentWidth, onClick, bgColor, x, y)
+      local labelElement = Text:new{ text = label, bgColor = bgColor }
+      return Padding:new{
+        x = (parentWidth + (x or 1)) % parentWidth,
+        y = (parentHeight + (y or 1)) % parentHeight,
+        top = math.ceil((height - labelElement:getHeight()) / 2),
+        bottom = math.floor((height - labelElement:getHeight()) / 2),
+        left = math.ceil((width - labelElement:getWidth()) / 2),
+        right = math.floor((width - labelElement:getWidth()) / 2),
+        element = labelElement,
+        bgColor = bgColor,
+        onClick = onClick
+      }
+    end
+
     local stuffContainer = List:new{
       [Orientation:getId()] = Orientation.VERTICAL,
       [Children:getId()] = {
@@ -558,6 +573,53 @@ local PAGES = {
       end
     }
 
+    local bottomBar = List:new{
+      [Orientation:getId()] = Orientation.HORIZONTAL,
+      [Children:getId()] = {
+        paddedButton(
+          "Fetch",
+          state.width / 2,
+          3,
+          state.height,
+          state.width,
+          function()
+            state:itemTransaction(function()
+              group:transferTo(state.node)
+            end)
+            state:setPage("Main")
+            return true
+          end,
+          colors.gray,
+          1,
+          -2
+        ),
+        paddedButton(
+          "Back",
+          state.width / 2,
+          3,
+          state.height,
+          state.width,
+          function()
+            state:setPage("GROUP_DETAIL", group)
+            return true
+          end,
+          colors.gray,
+          1,
+          -2
+        )
+      }
+    }
+
+    -- Anchored to (1,1)
+    local windowWrapper = Container:new{
+      [Children:getId()] = {
+        stuffContainer,
+
+      }
+    }
+
+
+    -- Set up event management
     local function updateDisplayState()
       local dataRequestText = paddedRequestCount:findById("data_request")
       local dataDividerPad = paddedRequestCount:findById("data_divider")