Conditionally display item damage in detail

itemcontroller.lua

@@ -6,6 +6,7 @@ local List = require("gfx.list")
 local Event = require("gfx.event")
 local Padding = require("gfx.padding")
 local Container = require("gfx.container")
+local Progress = require("gfx.progress")
 local Children = require("gfx.prop.children")
 local Orientation = require("gfx.prop.orientation")
 
@@ -295,8 +296,11 @@ local PAGES = {
       state:setPage("MAIN")
       return NOOP
     end
+
+    local itemData = group:getItemData()
+
     local title = Text:new{
-      text = "Detail: "..group:getSimpleName(),
+      text = itemData:getSimpleName(),
       bgColor = colors.gray
     }
 
@@ -316,11 +320,21 @@ local PAGES = {
       text = "Slots: "..tostring(group:getStackCount())
     }
 
+    local damage = group:getDamage()
+    local maxDamage = group:getMaxDamage()
+    local damageBar = nil
+    if damage ~= nil and maxDamage ~= nil then
+      damageBar = Progress:new{
+        progress = (damage / maxDamage)
+      }
+    end
+
     local infoElements = List:new{
       [Children:getId()] = {
         paddedTitle,
         itemCount,
-        itemSlots
+        itemSlots,
+        damageBar
       },
       [Orientation:getId()] = Orientation.VERTICAL,
       width = state.width

storage/itemgroup.lua

@@ -53,6 +53,14 @@ function ItemGroup:getNBT()
   return self:_getIdentityStack():getNBT()
 end
 
+function ItemGroup:getDamage()
+  return self:_getIdentityStack():getDamage()
+end
+
+function ItemGroup:getMaxDamage()
+  return self:_getIdentityStack():getMaxDamage()
+end
+
 function ItemGroup:_getIdentityStack()
   return self[1]
 end