latest version 2026-02-25

latest version on our other repository

src/main/java/AiCompanion/aicompanion2_0/Aicompanion2_0.java

@@ -0,0 +1,134 @@
+package AiCompanion.aicompanion2_0;
+
+import net.fabricmc.api.ModInitializer;
+import net.fabricmc.fabric.api.command.v1.CommandRegistrationCallback;
+import net.minecraft.server.command.CommandManager;
+import net.minecraft.text.Text;
+import com.mojang.brigadier.arguments.StringArgumentType;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+
+public class Aicompanion2_0 implements ModInitializer {
+
+    public static final String MOD_ID = "aicompanion2_0";
+    private static String API_BASE_URL = "http://localhost:11434";
+    private static String API_PATH = "/api/generate";
+
+    @Override
+    public void onInitialize() {
+        System.out.println("[" + MOD_ID + "] MOD STARTET!");
+
+        CommandRegistrationCallback.EVENT.register((dispatcher, dedicated) -> {
+            System.out.println("[" + MOD_ID + "] Registriere /ai command");
+
+            dispatcher.register(
+                    CommandManager.literal("ai")
+                            .then(CommandManager.argument("frage", StringArgumentType.greedyString())
+                                    .executes(ctx -> {
+                                        var player = ctx.getSource().getPlayer();
+                                        String frage = StringArgumentType.getString(ctx, "frage");
+
+                                        if (player != null) {
+                                            player.sendMessage(
+                                                    Text.literal("§6[AI] §fDenke nach über: " + frage),
+                                                    false
+                                            );
+                                        }
+
+                                        // KI‑Request in neuem Thread, damit der Server nicht hängt
+                                        new Thread(() -> {
+                                            try {
+                                                String antwort = callOllama(frage);
+                                                if (antwort == null || antwort.isEmpty()) {
+                                                    return;
+                                                }
+
+                                                // Antwort etwas kürzen, damit der Chat nicht explodiert
+                                                if (antwort.length() > 2000) {
+                                                    antwort = antwort.substring(0, 2000) + "...";
+                                                }
+
+                                                if (player != null) {
+                                                    player.sendMessage(
+                                                            Text.literal("§6[AI] §fAntwort: " + antwort),
+                                                            false
+                                                    );
+                                                }
+                                            } catch (Exception e) {
+                                                e.printStackTrace();
+                                            }
+                                        }).start();
+
+                                        return 1;
+                                    })
+                            )
+            );
+        });
+
+        System.out.println("[" + MOD_ID + "] MOD GELADEN!");
+    }
+
+    private String callOllama(String prompt) throws Exception {
+        // URL deines Ollama‑Servers, ggf. anpassen
+        URL url = new URL(API_BASE_URL + API_PATH);
+
+
+        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+        conn.setRequestMethod("POST");
+        conn.setRequestProperty("Content-Type", "application/json; charset=utf-8");
+        conn.setDoOutput(true);
+
+        String json = """
+                {
+                  "model": "llama3",
+                  "prompt": "%s"
+                }
+                """.formatted(prompt.replace("\"", "\\\""));
+
+        try (OutputStream os = conn.getOutputStream()) {
+            byte[] input = json.getBytes("utf-8");
+            os.write(input, 0, input.length);
+        }
+
+        int status = conn.getResponseCode();
+        if (status != 200) {
+            System.out.println("[" + MOD_ID + "] Ollama HTTP Status: " + status);
+            return null;
+        }
+
+        StringBuilder resp = new StringBuilder();
+        try (BufferedReader br = new BufferedReader(
+                new InputStreamReader(conn.getInputStream(), "utf-8"))) {
+            String line;
+            while ((line = br.readLine()) != null) {
+                resp.append(line);
+            }
+        }
+
+        conn.disconnect();
+
+        // Sehr einfach: komplette JSON‑Antwort zurückgeben
+        // Später können wir das noch sauber parsen
+        return resp.toString();
+    }
+}
+private void loadConfig() {
+    try {
+        Path configPath = Path.of("config", "aicompanion2_0.properties");
+        Properties props = new Properties();
+        try (FileInputStream in = new FileInputStream(configPath.toFile())) {
+            props.load(in);
+        }
+        API_BASE_URL = props.getProperty("api.baseUrl", API_BASE_URL);
+        API_PATH = props.getProperty("api.path", API_PATH);
+    } catch (IOException e) {
+        System.out.println("[" + MOD_ID + "] Keine Config gefunden, benutze Default-API.");
+    }
+}
+
+