split frontend and backend

Backend.py

@@ -0,0 +1,75 @@
+from ftplib import FTP_TLS as FTP
+import io
+import json
+import tempfile
+import subprocess
+import time
+import os
+import datetime
+
+
+def perform_installation(instance_name, prism_command, prism_instance_path):
+    ftp = FTP("gitea.piwalker.net")
+    ftp.login()
+    ftp.prot_p()
+    
+    # Fetching versions.json from FTP
+    bio = io.BytesIO()
+    ftp.retrbinary("RETR versions.json", bio.write)
+    bio.seek(0)
+    versions = json.load(bio)
+    bio.close()
+    
+    # Checking current version
+    version = "0.0.0"
+    version_file_path = os.path.join(prism_instance_path, instance_name, ".minecraft", "version.txt")
+    if os.path.exists(version_file_path):
+        with open(version_file_path, 'r') as fp:
+            version = fp.readline().rstrip()
+    
+    # Checking if update is needed
+    if version != versions[-1]["Version"]:
+        print(f"Current version: {version}")
+        print(f"Latest version: {versions[-1]['Version']}")
+        
+        # Downloading modpack
+        with tempfile.TemporaryDirectory() as temp_dir:
+            modpack_file_path = os.path.join(temp_dir, instance_name + ".mrpack")
+            with open(modpack_file_path, 'wb') as modpack:
+                ftp.retrbinary("RETR " + versions[-1]["File"], modpack.write)
+            
+            # Running PrismLauncher with modpack
+            subprocess.Popen([prism_command, '-I', modpack_file_path])
+            
+            # Waiting for installation to complete
+            while True:
+                time.sleep(5)
+                if os.path.exists(version_file_path):
+                    with open(version_file_path, 'r') as fp:
+                        version = fp.readline().rstrip()
+                if version == versions[-1]["Version"]:
+                    break
+    
+    # Launching PrismLauncher with the instance
+    subprocess.run([prism_command, '-l', instance_name])
+
+
+def upload_pack(username, password, version_tag, fileName):
+    ftp = FTP("gitea.piwalker.net", username, password)
+    ftp.prot_p()
+    bio = io.BytesIO()
+    ftp.retrbinary("RETR versions.json", bio.write)
+    bio.seek(0)
+    versions = json.load(bio)
+    bio.close()
+    time = datetime.datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
+    versions.append({"Version":version_tag, "Date":time, "File":"Versions/fcs7-"+time+".mrpack"})
+    with open(fileName, 'rb') as fp:
+        ftp.storbinary("STOR "+versions[len(versions)-1]["File"], fp)
+        bio = io.BytesIO()
+        bio.write(json.dumps(versions).encode())
+        bio.seek(0)
+        ftp.storbinary("STOR versions.json", bio)
+        bio.close()
+    ftp.close()
+

Main.py

@@ -1,13 +1,8 @@
-from ftplib import FTP
 import os
-import io
-import json
-import tempfile
-import subprocess
-import time
 import tkinter as tk
 from tkinter import filedialog
 import configparser
+import Backend
 
 # Initialize a configparser object for managing the configuration file
 config = configparser.ConfigParser()
@@ -75,7 +70,7 @@ def main():
     def start_installation():
         prism_instance_path = prism_instance_path_entry.get()
         root.destroy()  # Close the GUI window
-        perform_installation(instance_name, prism_command, prism_instance_path)
+        Backend.perform_installation(instance_name, prism_command, prism_instance_path)
     
     # Button to start installation
     install_button = tk.Button(root, text="Launch Minecraft", command=start_installation)
@@ -83,50 +78,6 @@ def main():
     
     root.mainloop()
 
-def perform_installation(instance_name, prism_command, prism_instance_path):
-    ftp = FTP("gitea.piwalker.net")
-    ftp.login()
-    
-    # Fetching versions.json from FTP
-    bio = io.BytesIO()
-    ftp.retrbinary("RETR versions.json", bio.write)
-    bio.seek(0)
-    versions = json.load(bio)
-    bio.close()
-    
-    # Checking current version
-    version = "0.0.0"
-    version_file_path = os.path.join(prism_instance_path, instance_name, ".minecraft", "version.txt")
-    if os.path.exists(version_file_path):
-        with open(version_file_path, 'r') as fp:
-            version = fp.readline().rstrip()
-    
-    # Checking if update is needed
-    if version != versions[-1]["Version"]:
-        print(f"Current version: {version}")
-        print(f"Latest version: {versions[-1]['Version']}")
-        
-        # Downloading modpack
-        with tempfile.TemporaryDirectory() as temp_dir:
-            modpack_file_path = os.path.join(temp_dir, instance_name + ".mrpack")
-            with open(modpack_file_path, 'wb') as modpack:
-                ftp.retrbinary("RETR " + versions[-1]["File"], modpack.write)
-            
-            # Running PrismLauncher with modpack
-            p = subprocess.Popen([prism_command, '-I', modpack_file_path])
-            
-            # Waiting for installation to complete
-            while True:
-                time.sleep(5)
-                if os.path.exists(version_file_path):
-                    with open(version_file_path, 'r') as fp:
-                        version = fp.readline().rstrip()
-                if version == versions[-1]["Version"]:
-                    break
-    
-    # Launching PrismLauncher with the instance
-    subprocess.run([prism_command, '-l', instance_name])
-
 if __name__ == "__main__":
     main()
 

Upload.py

@@ -1,28 +1,12 @@
-from ftplib import FTP_TLS as FTP
+import Backend
-from getpass import getpass
-import json
-import io
-import datetime
 
+def main():
     fileName = "modpack.mrpack"
     username = input("Username: ")
     password = getpass()
     version_tag = input("Version Number: ")
-ftp = FTP("gitea.piwalker.net", username, password)
+    Backend.upload_pack(username, password, version_tag, fileName)
-ftp.prot_p()
-bio = io.BytesIO()
-ftp.retrbinary("RETR versions.json", bio.write)
-bio.seek(0)
-versions = json.load(bio)
-bio.close()
-time = datetime.datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
-versions.append({"Version":version_tag, "Date":time, "File":"Versions/fcs7-"+time+".mrpack"})
-with open(fileName, 'rb') as fp:
-    ftp.storbinary("STOR "+versions[len(versions)-1]["File"], fp)
-    bio = io.BytesIO()
-    bio.write(json.dumps(versions).encode())
-    bio.seek(0)
-    ftp.storbinary("STOR versions.json", bio)
-    bio.close()
 
-ftp.close()
+    
+if __name__=="__main__":
+    main()