core/src/ru/deadsoftware/cavedroid/game/ui/windows/inventory/AbstractInventoryWindow.kt

   1 package ru.deadsoftware.cavedroid.game.ui.windows.inventory
   2
   3 import com.badlogic.gdx.math.MathUtils
   4 import ru.deadsoftware.cavedroid.game.GameItemsHolder
   5 import ru.deadsoftware.cavedroid.game.GameUiWindow
   6 import ru.deadsoftware.cavedroid.game.model.item.InventoryItem
   7 import ru.deadsoftware.cavedroid.game.model.item.InventoryItem.Companion.isNoneOrNull
   8
   9 abstract class AbstractInventoryWindow {
  10
  11     abstract val type: GameUiWindow
  12
  13     abstract var selectedItem: InventoryItem?
  14
  15     var selectItemPointer: Int = -1
  16
  17     fun onLeftCLick(
  18         items: MutableList<InventoryItem>,
  19         gameItemsHolder: GameItemsHolder,
  20         index: Int,
  21         pointer: Int = -1
  22     ) {
  23         if (selectedItem != null &&
  24             selectedItem?.item?.isNone() != true &&
  25             pointer >= 0 && selectItemPointer >= 0 &&
  26             pointer != selectItemPointer
  27         ) {
  28             return
  29         }
  30
  31         val clickedItem = items[index]
  32
  33         selectedItem?.let { selectedItem ->
  34             if (!clickedItem.isNoneOrNull() && items[index].item == selectedItem.item &&
  35                 items[index].amount + selectedItem.amount <= selectedItem.item.params.maxStack
  36             ) {
  37                 items[index].amount += selectedItem.amount
  38                 this@AbstractInventoryWindow.selectedItem = null
  39                 selectItemPointer = -1
  40                 return
  41             }
  42         }
  43
  44         val item = items[index]
  45         items[index] = selectedItem ?: gameItemsHolder.fallbackItem.toInventoryItem()
  46         selectedItem = item
  47         selectItemPointer = pointer
  48     }
  49
  50     fun onRightClick(items: MutableList<InventoryItem>, gameItemsHolder: GameItemsHolder, index: Int) {
  51         val clickedItem = items[index]
  52         val selectedItem = selectedItem
  53
  54         if (selectedItem.isNoneOrNull() && !clickedItem.isNoneOrNull()) {
  55             val half = InventoryItem(clickedItem.item, MathUtils.ceil(clickedItem.amount.toFloat() / 2f))
  56             this.selectedItem = half
  57             clickedItem.subtract(half.amount)
  58             if (clickedItem.amount == 0) {
  59                 items[index] = gameItemsHolder.fallbackItem.toInventoryItem()
  60             }
  61             return
  62         }
  63
  64         if (selectedItem == null ||
  65             (!clickedItem.isNoneOrNull() && selectedItem.item != clickedItem.item) ||
  66             !clickedItem.canBeAdded()) {
  67             return
  68         }
  69
  70         val newItem = selectedItem.item.toInventoryItem(
  71             (clickedItem.takeIf { !it.item.isNone() }?.amount ?: 0) + 1
  72         )
  73         items[index] = newItem
  74         selectedItem.amount--
  75
  76         if (selectedItem.amount <= 0) {
  77             this@AbstractInventoryWindow.selectedItem = null
  78         }
  79     }
  80
  81 }