Restructuring src folder

src/solarfm/app.py

@@ -0,0 +1,59 @@
+# Python imports
+import signal
+import os
+
+# Lib imports
+
+# Application imports
+from utils.debugging import debug_signal_handler
+from utils.ipc_server import IPCServer
+from core.window import Window
+
+
+
+class AppLaunchException(Exception):
+    ...
+
+
+class Application(IPCServer):
+    """ docstring for Application. """
+
+    def __init__(self, args, unknownargs):
+        super(Application, self).__init__()
+
+        if not settings_manager.is_trace_debug():
+            self.socket_realization_check()
+
+            if not self.is_ipc_alive:
+                for arg in unknownargs + [args.new_tab,]:
+                    if os.path.isdir(arg):
+                        message = f"FILE|{arg}"
+                        self.send_ipc_message(message)
+
+                raise AppLaunchException(f"{app_name} IPC Server Exists: Will send path(s) to it and close...")
+
+        self.setup_debug_hook()
+        Window(args, unknownargs)
+
+
+    def socket_realization_check(self):
+        try:
+            self.create_ipc_listener()
+        except Exception:
+            self.send_test_ipc_message()
+
+        try:
+            self.create_ipc_listener()
+        except Exception as e:
+            ...
+
+    def setup_debug_hook(self):
+        try:
+            # kill -SIGUSR2 <pid> from Linux/Unix or SIGBREAK signal from Windows
+            signal.signal(
+                vars(signal).get("SIGBREAK") or vars(signal).get("SIGUSR1"),
+                debug_signal_handler
+            )
+        except ValueError:
+            # Typically: ValueError: signal only works in main thread
+            ...