Added registry data bootstrap

server/main.py

@@ -5,6 +5,7 @@ os.environ["SSL_CERT_FILE"] = certifi.where()
 # Modified from https://raw.githubusercontent.com/barneygale/quarry/master/examples/server_chat_room_advanced.py
 
 from typing import List
+import subprocess
 
 from twisted.internet import reactor
 from quarry.net.server import ServerFactory, ServerProtocol
@@ -14,9 +15,31 @@ from quarry.types.registry import LookupRegistry
 import quarry.types.nbt as NBT
 from quarry.data.data_packs import data_packs, dimension_types
 
+def is_java_17_installed():
+    try:
+        result = subprocess.run(['java', '-version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
+        return result.returncode == 0# and "java version \"17" in result.stdout
+    except FileNotFoundError:
+        return False
+
+def bootstrap_server_data():
+    import requests
+    if not is_java_17_installed():
+        # winget install Microsoft.OpenJDK.17
+        print("Java not found, please install Java 17 (or newer).")
+        return
+    url = "https://piston-data.mojang.com/v1/objects/c8f83c5655308435b3dcf03c06d9fe8740a77469/server.jar"
+    command = ["java", "-DbundlerMainClass=net.minecraft.data.Main", "-jar", "minecraft_server.jar", "--reports"]
+    r = requests.get(url)
+    os.makedirs("generate_data")
+    with open(r'generate_data\minecraft_server.jar', 'wb') as file:
+        file.write(r.content)
+    process = subprocess.Popen(command, shell=True, cwd="generate_data")
+    process.wait()
 
 FOREST_BIOME_DATA_PACK_ID = 7
 # java -DbundlerMainClass=net.minecraft.data.Main -jar minecraft_server.jar --reports
+if not os.path.exists("generate_data"): bootstrap_server_data()
 REGISTRY = LookupRegistry.from_json(r'generate_data\generated\reports')
 CHUNKS_TALL = 28