first commit

src/main/java/lul/flummi/championoverlay/ChampionOverlay.java

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+package lul.flummi.championoverlay;
+
+import com.mikitellurium.telluriumforge.registry.IdentifierProvider;
+import net.fabricmc.api.ModInitializer;
+import net.minecraft.util.Identifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ChampionOverlay implements ModInitializer {
+
+	private static final String MOD_ID = "championoverlay";
+    private static final Logger LOGGER = LoggerFactory.getLogger(MOD_ID);
+	private static final IdentifierProvider registrationHelper = () -> MOD_ID;
+
+	@Override
+	public void onInitialize() {
+	}
+
+	public static String modId() {
+		return MOD_ID;
+	}
+
+	public static Logger logger() {
+		return LOGGER;
+	}
+
+	public static Identifier getModIdentifier(String path) {
+		return registrationHelper.modIdentifier(path);
+	}
+
+}

src/main/java/lul/flummi/championoverlay/Client.java

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+package lul.flummi.championoverlay;
+
+import lul.flummi.championoverlay.event.ModEvents;
+import net.fabricmc.api.ClientModInitializer;
+
+public class Client implements ClientModInitializer {
+
+    @Override
+    public void onInitializeClient() {
+        ChampionOverlay.logger().info("Starting client");
+        ModEvents.register();
+    }
+
+}

src/main/java/lul/flummi/championoverlay/client/rendering/OverlayRenderer.java

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+package lul.flummi.championoverlay.client.rendering;
+
+import java.text.DecimalFormat;
+import java.text.NumberFormat;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.DrawContext;
+import net.minecraft.client.network.ClientPlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NbtCompound;
+
+@SuppressWarnings("resource")
+public class OverlayRenderer {
+    public static void renderOverlay(DrawContext context, float deltaTick) {
+        MinecraftClient Instance = MinecraftClient.getInstance();
+        ClientPlayerEntity player = Instance.player;
+
+        if (Instance.player == null || Instance.options.hudHidden)
+            return;
+
+        ItemStack mainHandItem = player.getMainHandStack();
+
+        double ItemCombatXp = 0;
+        int ChampionExp = 0;
+        String ChampionLevel = "null";
+        String ChampionPercent = "0%";
+        int ChampionExpCumu = 0;
+
+        if (mainHandItem != null) {
+            NbtCompound tags = mainHandItem.getNbt();
+            if (tags == null || !tags.contains("ExtraAttributes", 10))
+                return;
+
+            NbtCompound extraAttributes = tags.getCompound("ExtraAttributes");
+            if (extraAttributes == null || !extraAttributes.contains("champion_combat_xp"))
+                return;
+
+            ItemCombatXp = extraAttributes.getDouble("champion_combat_xp");
+
+            if (ItemCombatXp < 50000) {
+                ChampionExp = 50000;
+                ChampionLevel = "I";
+            } else if (ItemCombatXp < 100000) {
+                ChampionExp = 100000;
+                ChampionExpCumu = 50000;
+                ChampionLevel = "II";
+            } else if (ItemCombatXp < 250000) {
+                ChampionExp = 250000;
+                ChampionExpCumu = 100000;
+                ChampionLevel = "III";
+            } else if (ItemCombatXp < 500000) {
+                ChampionExp = 500000;
+                ChampionExpCumu = 250000;
+                ChampionLevel = "IV";
+            } else if (ItemCombatXp < 1000000) {
+                ChampionExp = 1000000;
+                ChampionExpCumu = 500000;
+                ChampionLevel = "V";
+            } else if (ItemCombatXp < 1500000) {
+                ChampionExp = 1500000;
+                ChampionExpCumu = 1000000;
+                ChampionLevel = "VI";
+            } else if (ItemCombatXp < 2000000) {
+                ChampionExp = 2000000;
+                ChampionExpCumu = 1500000;
+                ChampionLevel = "VII";
+            } else if (ItemCombatXp < 2500000) {
+                ChampionExp = 2500000;
+                ChampionExpCumu = 2000000;
+                ChampionLevel = "VIII";
+            } else if (ItemCombatXp < 3000000) {
+                ChampionExp = 3000000;
+                ChampionExpCumu = 2500000;
+                ChampionLevel = "IX";
+            } else if (ItemCombatXp > 3000000) {
+                ChampionExp = -1;
+                ChampionExpCumu = 3000000;
+                ChampionLevel = "X";
+            }
+
+            ChampionPercent = new DecimalFormat("##.00")
+                    .format((ItemCombatXp - ChampionExpCumu) / (ChampionExp - ChampionExpCumu) * 100);
+        }
+
+        // show hud
+        if(ItemCombatXp > 0) {
+            NumberFormat format = NumberFormat.getIntegerInstance();
+            
+            TextRenderer textRenderer = Instance.textRenderer;
+            String text = "Champion " + ChampionLevel + ": "
+                          + format.format(ItemCombatXp) + " / "
+                          + (ChampionExp == -1 ? "Maxed" : format.format(ChampionExp) + " (" + ChampionPercent + "%)");
+            int width = context.getScaledWindowWidth();
+            int height = context.getScaledWindowHeight();
+            int textWidth = textRenderer.getWidth(text);
+
+            int xPos = width / 2 - textWidth / 2;
+            int yPos = height - 90;
+
+            context.drawTextWithShadow(textRenderer, text, xPos, yPos, 0xFFFFFFFF);
+        }
+    }
+}

src/main/java/lul/flummi/championoverlay/event/ModEvents.java

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+package lul.flummi.championoverlay.event;
+
+import lul.flummi.championoverlay.client.rendering.OverlayRenderer;
+import com.mikitellurium.telluriumforge.event.EventHelper;
+import net.fabricmc.fabric.api.client.rendering.v1.HudRenderCallback;
+
+public class ModEvents {
+
+    private static final EventHelper HELPER = new EventHelper();
+
+    public static void register() {
+        HELPER.addListener(HudRenderCallback.EVENT, OverlayRenderer::renderOverlay).registerAll();
+    }
+
+}

src/main/resources/championoverlay.mixins.json

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+{
+  "required": true,
+  "package": "lul.flummi.championoverlay.mixin",
+  "compatibilityLevel": "JAVA_17",
+  "mixins": [
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  },
+  "client": [
+  ]
+}

src/main/resources/fabric.mod.json

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+{
+	"schemaVersion": 1,
+	"id": "championoverlay",
+	"version": "${version}",
+	"name": "Champion Overlay",
+	"description": "Show progress from championenchantment",
+	"authors": [
+		"Flummi"
+	],
+	"contact": {
+		"homepage": "",
+		"sources": ""
+	},
+	"license": "MIT License",
+	"icon": "assets/championoverlay/championoverlay_icon.png",
+	"environment": "*",
+	"entrypoints": {
+		"main": [
+          "lul.flummi.championoverlay.ChampionOverlay"
+		],
+		"client": [
+			"lul.flummi.championoverlay.Client"
+		]
+	},
+	"mixins": [
+		"championoverlay.mixins.json"
+	],
+	"depends": {
+		"fabricloader": ">=0.15.1",
+		"minecraft": "~1.20.4",
+		"java": ">=17",
+		"fabric-api": "*",
+		"fabric-key-binding-api-v1": "*",
+		"telluriumforge": ">=1.2.1"
+	},
+	"suggests": {
+		"another-mod": "*"
+	}
+}