Add basic sack util

[no changelog]

1 files changed, 20 insertions, 0 deletions

diff --git a/src/main/kotlin/util/mc/ItemUtil.kt b/src/main/kotlin/util/mc/ItemUtil.kt
new file mode 100644
index 0000000..13519cf
--- /dev/null
+++ b/src/main/kotlin/util/mc/ItemUtil.kt
@@ -0,0 +1,20 @@
+package moe.nea.firmament.util.mc
+
+import net.minecraft.item.ItemStack
+import net.minecraft.text.Text
+
+fun ItemStack.appendLore(args: List<Text>) {
+    if (args.isEmpty()) return
+    modifyLore {
+        val loreList = loreAccordingToNbt.toMutableList()
+        for (arg in args) {
+            loreList.add(arg)
+        }
+        loreList
+    }
+}
+
+fun ItemStack.modifyLore(update: (List<Text>) -> List<Text>) {
+    val loreList = loreAccordingToNbt
+    loreAccordingToNbt = update(loreList)
+}