refactor: consolidate aria2 process management into state and remove global variables

core/interface/gui.py

@@ -37,13 +37,6 @@ def state_debug(setting):
         state.debug = False
 
 
-def pass_aria(aria):
-    global aria2process
-    aria2process = aria
-
-
-
-
 def create_tab(title, searchbar, software_list, tabs):
     tab = QWidget()
     layout = QVBoxLayout()
@@ -162,7 +155,7 @@ class MainWindow(QtWidgets.QMainWindow, QWidget):
         thread_box = QSpinBox()
         thread_box.setMinimum(1)
         thread_box.setMaximum(16)
-        thread_box.setValue(4)
+        thread_box.setValue(state.aria2_threads)
         
 
         # container for tight space
@@ -202,7 +195,7 @@ class MainWindow(QtWidgets.QMainWindow, QWidget):
 
         save_btn = QPushButton("Save")
         cancel_btn = QPushButton("Cancel")
-        save_btn.clicked.connect(lambda: save_settings(thread_box.value(), close_settings, text_edit.toPlainText(), aria2process))
+        save_btn.clicked.connect(lambda: save_settings(thread_box.value(), close_settings, text_edit.toPlainText()))
     
 
         cancel_btn.clicked.connect(dialog.reject)

core/network/aria2_integration.py

@@ -1,6 +1,7 @@
 import aria2p
 import os
 import subprocess
+from core.utils.state import state
 
 def run_aria2p():
     global aria2
@@ -15,11 +16,7 @@ def run_aria2p():
     
     return aria2
 
-t = 4 # default value
 
-def set_threads(threads):
-    global t
-    t = threads
 
 
 def aria2server():
@@ -32,8 +29,8 @@ def aria2server():
         "--rpc-listen-all",
         "--rpc-listen-port=6800",
         f"--dir={downloads_dir}",
-        "-x", str(t),
+        "-x", str(state.aria2_threads),
-        "-s", str(t),
+        "-s", str(state.aria2_threads),
     ]
 
 

core/utils/settings.py

@@ -1,20 +1,19 @@
-from core.network.aria2_integration import set_threads
+from core.utils.state import state
 
 
-def restart_aria2c(aria2process):
+def restart_aria2c():
     import main # had to do this because of circle import :(
     import signal
     import atexit
-        main.kill_aria2server(aria2process)
+    main.kill_aria2server()
-        aria2process.wait()
+    state.aria2process.wait()
-        aria2process = main.run_aria2server()
+    state.aria2process = main.run_aria2server()
     signal.signal(signal.SIGINT, main.keyboardinterrupthandler)
     atexit.unregister(main.kill_aria2server)
-        atexit.register(main.kill_aria2server, aria2process)
+    atexit.register(main.kill_aria2server)
 
-def save_settings(thread_count, close, apiurl, aria2process):
+def save_settings(thread_count, close, apiurl):
-    global api_url
+    state.aria2_threads = thread_count
-    set_threads(thread_count)
+    state.api_url = apiurl
-    api_url = apiurl
+    restart_aria2c()
-    restart_aria2c(aria2process)
     close()

core/utils/state.py

@@ -1,4 +1,5 @@
 from dataclasses import dataclass
+from typing import Optional, Any
 
 
 @dataclass
@@ -6,6 +7,8 @@ class AppState:
     debug: bool = False
     tracker: str = "rutracker"
     api_url: str = "https://api.michijackson.xyz"
+    aria2process: Optional[Any] = None
+    aria2_threads: int = 4
 
 
 state = AppState()

main.py

@@ -1,6 +1,6 @@
 from core.interface.gui import MainWindow
 from core.interface.gui import state_debug
-from core.interface.gui import pass_aria
+from core.utils.state import state
 from core.network.aria2_integration import aria2server
 from PySide6 import QtWidgets
 import qdarktheme
@@ -28,28 +28,25 @@ def run_aria2server():
     return aria2process
 
 
-def kill_aria2server(aria2process):
+def kill_aria2server():
-    if aria2process:
+    if state.aria2process:
-        aria2process.kill()
+        state.aria2process.kill()
         if debug:
             print("\nKilled Aria2")
 
 
 def keyboardinterrupthandler(signum, frame):
-    global aria2process
+    kill_aria2server()
-    kill_aria2server(aria2process)
     sys.exit(0)
 
 
 if __name__ == "__main__":
     if debug:
         print("Starting Aria2 Server")
-    aria2process = run_aria2server()
+    state.aria2process = run_aria2server()
     signal.signal(signal.SIGINT, keyboardinterrupthandler)
-    atexit.register(kill_aria2server, aria2process)
+    atexit.register(kill_aria2server)
     if debug:
         print("Launching GUI")
-
-    pass_aria(aria2process)
     run_gui()