update documentation, rework documentation thread, rework book dataclass, fix newentry bug

src/ui/main_ui.py

@@ -1,3 +1,4 @@
+import os
 import sys
 import atexit
 import datetime
@@ -281,9 +282,11 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
     def createUser(self):
         log.info("Creating User")
         user = CreateUser(fieldname="id", data="")
+        user.setWindowModality(
+            QtCore.Qt.WindowModality.ApplicationModal
+        )  # Block MainUI fom being accessed
         user.exec()
         userid = user.userid
-        print(userid)
         if userid:
             log.info(f"User created {userid}")
             data = self.db.getUserBy("user_id", userid)
@@ -319,16 +322,13 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
                 multi.exec()
                 self.activeUser = multi.userdata
             else:
-                # print("User found", user[0])
                 self.activeUser = user[0]
 
         if self.activeUser is not None:
             log.info(f"User found {self.activeUser}")
-            # print("User found", self.activeUser)
             self.setUserData()
             self.input_file_ident.setFocus()
             self.mode.setText("Ausleihe")
-            # print(self.activeUser.__dict__)
             loans = self.db.getActiveLoans(self.activeUser.id)
             log.debug("Active Loans", loans)
             self.btn_show_lentmedia.setText(loans)
@@ -416,8 +416,8 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
 
         elif book_id:
             if isinstance(book_id, list) and len(book_id) > 1:
-                # print("Multiple Books found")
                 # TODO: implement book selection dialog
+                raise NotImplementedError("Multiple books found")
                 return
             else:
                 if isinstance(book_id, int):
@@ -456,8 +456,16 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
                         if newentries:
                             for entry in newentries:
                                 book = self.db.getMedia(entry)
-                                self.loanMedia(user_id, [entry], book)
+                                log.debug(
+                                    "Inserting duplicated book {} with  id {} to user {}".format(
+                                        book, entry, user_id
+                                    )
+                                )
+                                self.loanMedia(user_id, [entry])
                         log.info("inserted duplicated book into database")
+                    else:
+                        log.info("No new entry created")
+                        self.input_file_ident.setEnabled(True)
                     return
                 else:
                     # print("Book not loaned, loaning now")
@@ -559,7 +567,13 @@ def exit_handler():
             # set icon
             dialog.setWindowIcon(Icon("backup").icon)
             dialog.setWindowTitle("Backup")
-            dialog.setText("Backup konnte nicht erstellt werden")
+            errormsg = "Backup konnte nicht erstellt werden\nGrund: {}"
+            files = os.listdir(config.database.backupLocation)
+            if ".backup" in files:
+                errormsg = errormsg.format("Normaler speicherort nicht gefunden")
+            else:
+                errormsg = errormsg.format("Backuppfad nicht gefunden")
+            dialog.setText(errormsg)
 
             dialog.exec()
         log.info("Exiting, backup:", state)