Fix some textures not being loaded to due being misaligned base64 data

2 files changed, 17 insertions, 4 deletions

diff --git a/src/main/kotlin/moe/nea/firmament/util/Base64Util.kt b/src/main/kotlin/moe/nea/firmament/util/Base64Util.kt
new file mode 100644
index 0000000..d02a23c
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/util/Base64Util.kt
@@ -0,0 +1,15 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.util
+
+object Base64Util {
+    fun String.padToValidBase64(): String {
+        val align = this.length % 4
+        if (align == 0) return this
+        return this + "=".repeat(4 - align)
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/util/item/SkullItemData.kt b/src/main/kotlin/moe/nea/firmament/util/item/SkullItemData.kt
index 551fa1f..291abed 100644
--- a/src/main/kotlin/moe/nea/firmament/util/item/SkullItemData.kt
+++ b/src/main/kotlin/moe/nea/firmament/util/item/SkullItemData.kt
@@ -23,6 +23,7 @@ import net.minecraft.component.type.ProfileComponent
 import net.minecraft.item.ItemStack
 import net.minecraft.item.Items
 import moe.nea.firmament.Firmament
+import moe.nea.firmament.util.Base64Util.padToValidBase64
 import moe.nea.firmament.util.assertTrueOr
 import moe.nea.firmament.util.json.DashlessUUIDSerializer
 import moe.nea.firmament.util.json.InstantAsLongSerializer
@@ -49,14 +50,11 @@ fun GameProfile.setTextures(textures: MinecraftTexturesPayloadKt) {
 }
 
 private val propertyTextures = "textures"
-fun String.padBase64(): String {
-    return this + "=".repeat((4 - (this.length % 4)) % 4)
-}
 
 fun ItemStack.setEncodedSkullOwner(uuid: UUID, encodedData: String) {
     assert(this.item == Items.PLAYER_HEAD)
     val gameProfile = GameProfile(uuid, "LameGuy123")
-    gameProfile.properties.put(propertyTextures, Property(propertyTextures, encodedData.padBase64()))
+    gameProfile.properties.put(propertyTextures, Property(propertyTextures, encodedData.padToValidBase64()))
     this.set(DataComponentTypes.PROFILE, ProfileComponent(gameProfile))
 }