Add tools for copying id, texture id and nbt data

src/main/kotlin/moe/nea/firmament/util/ClipboardUtils.kt

@@ -0,0 +1,28 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.util
+
+import moe.nea.firmament.Firmament
+
+object ClipboardUtils {
+    fun setTextContent(string: String) {
+        try {
+            MC.keyboard.clipboard = string.ifEmpty { " " }
+        } catch (e: Exception) {
+            Firmament.logger.error("Could not write clipboard", e)
+        }
+    }
+
+    fun getTextContents(): String {
+        try {
+            return MC.keyboard.clipboard ?: ""
+        } catch (e: Exception) {
+            Firmament.logger.error("Could not read clipboard", e)
+            return ""
+        }
+    }
+}

src/main/kotlin/moe/nea/firmament/util/MC.kt

@@ -16,6 +16,7 @@ object MC {
         player?.networkHandler?.sendCommand(command)
     }
 
+    inline val keyboard get() = MinecraftClient.getInstance().keyboard
     inline val textureManager get() = MinecraftClient.getInstance().textureManager
     inline val inGameHud get() = MinecraftClient.getInstance().inGameHud
     inline val font get() = MinecraftClient.getInstance().textRenderer