Add a new dialog to get database settings. Fixes: #5

Added a new dialog for database settings.
Updated dbConfig to use QSettings.

scotus-pull.py

@@ -1,16 +1,21 @@
 #!venv/bin/python3
 import faulthandler
 import sys
+from typing import cast
 
-from PySide6.QtCore import QSettings
+from PySide6.QtCore import QFile
 from PySide6.QtSql import (
     QSqlDatabase,
 )
 from PySide6.QtWidgets import (
     QApplication,
+    QDialog,
+    QMainWindow,
 )
 
+from lib.dbConfig import updateDatabase
 from lib.utils import openSettings
+from setupDialog import setupDialog
 
 faulthandler.enable()
 
@@ -21,16 +26,25 @@ def main() -> int:
     #
     app = QApplication(sys.argv)
     settings = openSettings('database')
+    file = QFile(settings.fileName())
+    if not file.exists():
+        result = setupDialog().exec()
+        if result == QDialog.DialogCode.Rejected:
+            print(f"We require database credentials")
+            return(2)
+    updateDatabase(settings)
     db = QSqlDatabase.addDatabase("QMYSQL")
     db.setHostName(settings.value("hostname"))
+    portStr = cast(str, settings.value('port', '3306'))
+    db.setPort(int(portStr))
     db.setDatabaseName(settings.value("databasename","scotus")) # type: ignore
     db.setUserName(settings.value("user","scotus")) # type: ignore
     db.setPassword(settings.value("password"))
     settings.endGroup()
     db.open()
-    import lib.dbConfig
 
     window = MainWindow()
+    assert isinstance(window, QMainWindow)
     return app.exec()