chore: move update logic to manager

dzgui/managers/update.py

@@ -0,0 +1,60 @@
+import logging
+import requests
+import shutil
+
+from dzgui.const.constants import (
+    TMP_EXE,
+    TMP_PATH,
+    TMP_TARBALL,
+    )
+from dzgui.strings import dialogs
+from dzgui.managers.threading import call_on_thread, StoredFunc, ThreadingManager
+
+import gi
+
+gi.require_version("Gtk", "3.0")
+from gi.repository import Gtk, GLib  # noqa E402
+
+if TYPE_CHECKING:
+    from dzgui.controllers.mc import Controller
+
+logger = logging.getLogger(APP_NAME)
+
+class UpdateManager:
+    def __init__(self) -> None:
+
+        self.thread_man = ThreadingManager()
+
+    @call_on_thread(dialogs.fetching_update)
+    def _update_version(self, exe_path: str, url: str) -> None:
+        try:
+            res = requests.get(url)
+            if res.status_code == 200:
+                with open(TMP_TARBALL, "wb") as file:
+                    file.write(res.content)
+                with tarfile.open(TMP_TARBALL) as tar:
+                    tar.extractall(TMP_PATH)
+
+                shutil.move(TMP_EXE, exe_path)
+
+                proc = subprocess.run([exe_path, "self", "restore"])
+                if proc.returncode == 0:
+                    func = StoredFunc(self._on_update_success)
+                    self.thread_man.set_cleanup_func(func, destroy_first=True)
+                else:
+                    msg = dialogs.failed_to_update
+                    func = StoredFunc(self._on_update_failure, msg)
+                    self.thread_man.set_cleanup_func(func, destroy_first=True)
+        except Exception as e:
+            func = StoredFunc(self._on_update_failure, e)
+            self.thread_man.set_cleanup_func(func, destroy_first=True)
+            logger.warning(e)
+
+    def _on_update_success(self) -> None:
+        msg = dialogs.update_success
+        dialog = QuitDialog(self.controller, msg)
+        dialog.run()
+
+    def _on_update_failure(self, msg: str) -> None:
+        dialog = ExceptionDialog(self.controller, msg)
+        dialog.run()