[WIP] Add mod api

1 files changed, 36 insertions, 0 deletions

diff --git a/src/main/kotlin/moe/nea/firmament/apis/ingame/FirmamentCustomPayload.kt b/src/main/kotlin/moe/nea/firmament/apis/ingame/FirmamentCustomPayload.kt
new file mode 100644
index 0000000..34e39ab
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/apis/ingame/FirmamentCustomPayload.kt
@@ -0,0 +1,36 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.apis.ingame
+
+import io.netty.buffer.ByteBuf
+import net.minecraft.network.codec.PacketCodec
+import net.minecraft.network.packet.CustomPayload
+import net.minecraft.util.Identifier
+
+interface FirmamentCustomPayload : CustomPayload {
+
+    class Unhandled private constructor(val identifier: Identifier) : FirmamentCustomPayload {
+        override fun getId(): CustomPayload.Id<out CustomPayload> {
+            return CustomPayload.id(identifier.toString())
+        }
+
+        companion object {
+            fun <B : ByteBuf> createCodec(identifier: Identifier): PacketCodec<B, Unhandled> {
+                return object : PacketCodec<B, Unhandled> {
+                    override fun decode(buf: B): Unhandled {
+                        return Unhandled(identifier)
+                    }
+
+                    override fun encode(buf: B, value: Unhandled) {
+                        // we will never send an unhandled packet stealthy
+                    }
+                }
+            }
+        }
+
+    }
+}