add a progressbar to the statusbar which displays the search progress on searchstat page for signature update

src/ui/userInterface.py

@@ -270,6 +270,9 @@ class Ui(Ui_Semesterapparat):
         self.player = QMediaPlayer()
         self.audio_output = QAudioOutput()
 
+        self.status_progress = QtWidgets.QProgressBar()
+        self.statusBar.addWidget(self.status_progress)
+        self.status_progress.hide()
         self.valid_check_semester.clicked.connect(self.display_valid_semester)  # type:ignore
 
     def create_doc(self):
@@ -370,6 +373,15 @@ class Ui(Ui_Semesterapparat):
         self.calendarWidget.setMessages([data])
         self.calendarWidget.updateCells()
 
+    def status_bar_progress(self, current: int, total: int):
+        self.status_progress.setRange(0, total)
+        self.status_progress.setValue(current)
+        if current == total:
+            self.status_progress.hide()
+            self.status_progress.setValue(0)
+        else:
+            self.status_progress.show()
+
     def tabW1_changed(self):
         if self.tabWidget.currentIndex() == 1:  # Statistics
             stats_layout = self.search_statistics.layout()
@@ -384,6 +396,7 @@ class Ui(Ui_Semesterapparat):
             statistics.apparat_open.connect(self.open_apparat)
             statistics.refreshSignal.connect(self.update_apparat_list)
             statistics.updateCalendar.connect(self.update_calendar)
+            statistics.status_update.connect(self.status_bar_progress)
             stats_layout.addWidget(statistics)
 
             # #log.debug("searchpage")
@@ -1658,7 +1671,7 @@ class Ui(Ui_Semesterapparat):
             for row in range(self.tableWidget_apparat_media.rowCount())
         ]  # type: ignore
         prof_id = self.db.getProfId(self.profdata)  # type: ignore
-        app_id = self.active_apparat
+        app_id = self.db.getId(self.app_name.text())  # type: ignore
         books: List[Tuple[int, BookData]] = []
         for signature in signatures:
             book = self.db.getBookBasedOnSignature(
@@ -1667,7 +1680,7 @@ class Ui(Ui_Semesterapparat):
                 prof_id=prof_id,
             )
             book_id = self.db.getBookIdBasedOnSignature(
-                self.active_apparat,
+                app_id,
                 prof_id,
                 signature,
             )