Add support for logging to syslog

src/banker/__main__.py

@@ -1,7 +1,45 @@
+import logging
+import logging.handlers
+import os
+from datetime import datetime
+
 from banker.gui.manager import GuiManager
 
 
+def configure_logging():
+    root_logger = logging.getLogger()
+    root_logger.setLevel(logging.DEBUG)
+    log_formatter = logging.Formatter(fmt="[{asctime}][{name}][{funcName}][{levelname}] {message}", style='{')
+    console_handler = logging.StreamHandler()
+    console_handler.setLevel(logging.WARNING)
+    console_handler.setFormatter(log_formatter)
+    root_logger.addHandler(console_handler)
+    syslog_identifier = "matusiak_dev_banker"
+    if os.name == "posix":
+        syslog_handler = logging.handlers.SysLogHandler(address="/dev/log")
+        syslog_handler.setLevel(logging.DEBUG)
+        syslog_handler.setFormatter(log_formatter)
+        syslog_handler.ident = f"{syslog_identifier}: "
+        root_logger.addHandler(syslog_handler)
+    elif os.name == "nt":
+        date_format = datetime.today().strftime("%Y_%m_%d")
+        log_file_path = os.path.join(os.getenv('LOCALAPPDATA'), "Matusiak.dev", "Banker", f"Banker_{date_format}.log")
+        os.makedirs(log_file_path, exist_ok=True)
+        file_handler = logging.FileHandler(log_file_path)
+        file_handler.setLevel(logging.DEBUG)
+        file_handler.setFormatter(log_formatter)
+        root_logger.addHandler(file_handler)
+
+
 def main():
-    gui_manager = GuiManager()
+    try:
+        configure_logging()
+        gui_manager = GuiManager()
+
+        gui_manager.run_mainloop()
+    except Exception as e:
+        logging.getLogger().exception(e)
+
 
-    gui_manager.run_mainloop()
+if __name__ == "__main__":
+    main()

src/banker/gui/manager.py

@@ -1,3 +1,4 @@
+import logging
 import tkinter as tk
 from tkinter import filedialog
 from tkinter import messagebox
@@ -12,6 +13,7 @@
 
 class GuiManager:
     def __init__(self):
+        self.__logger = logging.getLogger(self.__class__.__name__)
         self.__app_name = "Bankier"
         self.__select_categories_button_title = "Wybierz plik konfiguracyjny"
         self.__select_transactions_button_title = "Wybierz plik z transakcjami"
@@ -74,6 +76,7 @@ def __set_categories_file(self):
         if not categories_filepath:
             return
         self.__categories_filepath = categories_filepath
+        self.__logger.info(f"Categories filepath set to: {self.__categories_filepath}")
 
     def __set_transactions_file(self):
         self.__transactions_filepath = filedialog.askopenfilename(title=self.__select_transactions_dialog_title,
@@ -85,22 +88,28 @@ def __set_transactions_file(self):
             self.__transactions_filepath = None
             self.__select_file_button.configure(bg=self.__select_file_button_default_color)
             self.__select_file_button.configure(activebackground=self.__select_file_button_default_active_color)
+        self.__logger.info(f"Transactions filepath set to: {self.__transactions_filepath}")
+
+    def __set_output_directory(self):
+        self.__output_directory = filedialog.askdirectory(title=self.__select_output_dir_dialog_title)
+        if not self.__output_directory:
+            self.__output_directory = None
+        self.__logger.info(f"Output directory set to: {self.__output_directory}")
 
     def __analyze(self):
         if not self.__transactions_filepath:
             tk.messagebox.showerror(title="Błąd",
                                     message=f"Musisz wybrać plik z transakcjami")
             return
-        self.__output_directory = filedialog.askdirectory(title=self.__select_output_dir_dialog_title)
+        self.__set_output_directory()
         if not self.__output_directory:
-            self.__output_directory = None
             return
-
         try:
             self.__executor.execute(self.__transactions_filepath, self.__categories_filepath, self.__output_directory)
             tk.messagebox.showinfo(title="Sukces",
                                    message=f"Pliki wyjściowe zapisano w katalogu: {self.__output_directory}")
         except Exception as e:
+            self.__logger.exception(e)
             tk.messagebox.showerror(title="Błąd",
                                     message=f"Wystąpił błąd: {e}")