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

   1 package ru.deadsoftware.cavedroid.game.ui.windows.inventory
   2
   3 import ru.deadsoftware.cavedroid.game.GameItemsHolder
   4 import ru.deadsoftware.cavedroid.game.GameUiWindow
   5 import ru.deadsoftware.cavedroid.game.model.item.InventoryItem
   6
   7 abstract class AbstractInventoryWindow {
   8
   9     abstract val type: GameUiWindow
  10
  11     abstract var selectedItem: InventoryItem?
  12
  13     var selectItemPointer: Int = -1
  14
  15     fun onLeftCLick(items: MutableList<InventoryItem?>, gameItemsHolder: GameItemsHolder, index: Int, pointer: Int = -1) {
  16         if (selectedItem != null && selectedItem?.item?.isNone() != true && pointer >= 0 && selectItemPointer >= 0 && pointer != selectItemPointer) {
  17             return
  18         }
  19
  20         val clickedItem = items[index]
  21
  22         selectedItem?.let { selectedItem ->
  23             if (clickedItem != null && items[index]!!.item == selectedItem.item &&
  24                 items[index]!!.amount + selectedItem.amount <= selectedItem.item.params.maxStack) {
  25                 items[index]!!.amount += selectedItem.amount
  26                 this@AbstractInventoryWindow.selectedItem = null
  27                 selectItemPointer = -1
  28                 return
  29             }
  30         }
  31
  32         val item = items[index]
  33         items[index] = selectedItem ?: gameItemsHolder.fallbackItem.toInventoryItem()
  34         selectedItem = item
  35         selectItemPointer = pointer
  36     }
  37
  38     fun onRightClick(items: MutableList<InventoryItem?>, index: Int) {
  39         val clickedItem = items[index]
  40         val selectedItem = selectedItem
  41             ?.takeIf { clickedItem == null || clickedItem.item.isNone() || it.item == items[index]!!.item && items[index]!!.amount + 1 < it.item.params.maxStack }
  42             ?: return
  43
  44         val newItem = selectedItem.item.toInventoryItem((clickedItem?.takeIf { !it.item.isNone() }?.amount ?: 0) + 1)
  45         items[index] = newItem
  46         selectedItem.amount --
  47
  48         if (selectedItem.amount <= 0) {
  49             this@AbstractInventoryWindow.selectedItem = null
  50         }
  51     }
  52
  53 }