rework threads and also use app_ids where applicable

src/backend/threads_availchecker.py

@@ -1,24 +1,23 @@
+import sys
 import time
 
+# from src.transformers import RDS_AVAIL_DATA
+import loguru
+
 # from icecream import ic
 from PySide6.QtCore import QThread
 from PySide6.QtCore import Signal as Signal
 
-from src.backend.database import Database
 from src import LOG_DIR
+from src.backend.database import Database
 from src.logic.webrequest import BibTextTransformer, WebRequest
 
-# from src.transformers import RDS_AVAIL_DATA
-import loguru
-import sys
-
 log = loguru.logger
 log.remove()
 log.add(sys.stdout, level="INFO")
 log.add(f"{LOG_DIR}/application.log", rotation="1 MB", retention="10 days")
 
 
-
 class AvailChecker(QThread):
     updateSignal = Signal(str, int)
     updateProgress = Signal(int, int)
@@ -62,8 +61,8 @@ class AvailChecker(QThread):
             for item in rds.items:
                 sign = item.superlocation
                 loc = item.location
-                # # print(item.location)
-                if self.appnumber in sign or self.appnumber in loc:
+                # # #print(item.location)
+                if str(self.appnumber) in sign or str(self.appnumber) in loc:
                     state = 1
                     break
             for book in self.books:
@@ -71,7 +70,7 @@ class AvailChecker(QThread):
                     book_id = book["id"]
                     break
             log.info(f"State of {link}: " + str(state))
-            # print("Updating availability of " + str(book_id) + " to " + str(state))
+            # #print("Updating availability of " + str(book_id) + " to " + str(state))
             self.db.setAvailability(book_id, state)
             count += 1
             self.updateProgress.emit(count, len(self.links))