alexcrea/CustomAnvil
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check air

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This commit is contained in:
alexcrea 2025-12-30 02:03:58 +01:00
parent be7f4d0bcb
commit a6cee2d591
Signed by: alexcrea
GPG key ID: E346CD16413450E3
1 changed files with 12 additions and 7 deletions
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19
src/main/kotlin/xyz/alexcrea/cuanvil/listener/PrepareAnvilListener.kt
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@ -40,6 +40,10 @@ class PrepareAnvilListener : Listener {
const val ANVIL_OUTPUT_SLOT = 2
}
private fun ItemStack?.isAir(): Boolean {
return this == null || this.isEmpty
}
/**
* Event handler logic for when an anvil contains items to be combined
*/
@ -79,10 +83,11 @@ class PrepareAnvilListener : Listener {
if (testCustomRecipe(event, inventory, player, first, second)) return
// Test rename lonely item
if (second == null) {
if (second.isAir()) {
doRenaming(event, inventory, player, first)
return
}
second as ItemStack // not air we know it's not null
// Test for merge
if (first.canMergeWith(second)) {
@ -102,7 +107,7 @@ class PrepareAnvilListener : Listener {
}
private fun isImmutable(item: ItemStack?): Boolean {
if (item == null) return false
if (item.isAir()) return false
val meta = item.itemMeta
return meta != null &&
@ -153,7 +158,7 @@ class PrepareAnvilListener : Listener {
if (finalResult == null) return false
event.result = finalResult.result
if (finalResult.result == null) return false
if (finalResult.result.isAir()) return false
AnvilXpUtil.setAnvilInvXp(inventory, event.view, player, finalResult.levelCost, true)
return true
@ -179,7 +184,7 @@ class PrepareAnvilListener : Listener {
if (finalResult == null) return
event.result = finalResult.result
if (finalResult.result == null) return
if (finalResult.result.isAir()) return
AnvilXpUtil.setAnvilInvXp(inventory, event.view, player, finalResult.levelCost)
}
@ -267,7 +272,7 @@ class PrepareAnvilListener : Listener {
if (finalResult == null) return
event.result = finalResult.result
if (finalResult.result == null) return
if (finalResult.result.isAir()) return
AnvilXpUtil.setAnvilInvXp(inventory, event.view, player, finalResult.levelCost)
}
@ -312,7 +317,7 @@ class PrepareAnvilListener : Listener {
if (finalResult == null) return false
event.result = finalResult.result
if (finalResult.result == null) return false
if (finalResult.result.isAir()) return false
AnvilXpUtil.setAnvilInvXp(inventory, event.view, player, finalResult.levelCost)
return true
@ -332,7 +337,7 @@ class PrepareAnvilListener : Listener {
result = AnvilLoreEditUtil.tryLoreEditByPaper(player, first, second, xpCost)
}
if (result == null || first == result) {
if (result.isAir() || first == result) {
CustomAnvil.log("lore edit, But input is same as output")
event.result = null
return false