fix some bugs, add mail template emit signal to update list

src/ui/dialogs/mail.py

@@ -1,9 +1,9 @@
 import os
 import sys
 
-from PyQt6 import QtCore, QtGui, QtWidgets
+from PyQt6 import QtWidgets
 
-from src import Icon, settings as config
+from src import Icon, settings as config, logger
 
 
 from .dialog_sources.Ui_mail_preview import Ui_eMailPreview as MailPreviewDialog
@@ -43,13 +43,7 @@ class Mail_Dialog(QtWidgets.QDialog, MailPreviewDialog):
         default_mail="Information zum Semesterapparat",
     ):
         super().__init__(parent)
-        self.setupUi(
-            self,
-            # app_id,
-            # app_name,
-            # app_subject,
-            # prof_name,
-        )
+        self.setupUi(self)
 
         logger.info("Setting up mail dialog")
         self.appid = app_id
@@ -86,7 +80,9 @@ class Mail_Dialog(QtWidgets.QDialog, MailPreviewDialog):
         logger.info("Opening new template dialog")
         # TODO: implement new mail template dialog
         dialog = MailTemplateDialog()
+        dialog.updateSignal.connect(self.load_mail_templates)
         dialog.exec()
+
         pass
 
     def determine_signature(self):
@@ -103,6 +99,7 @@ Tel.: 0761/682-778 | 07617682-545"""
         logger.info("Loading mail templates")
         mail_templates = os.listdir("mail_vorlagen")
         logger.info(f"Mail templates: {mail_templates}")
+        self.comboBox.clear()
         for template in mail_templates:
             self.comboBox.addItem(template)
 
@@ -146,12 +143,10 @@ Tel.: 0761/682-778 | 07617682-545"""
         )
 
         self.mail_body.setHtml(mail_html)
-        logger.info(f"Mail template set to {email_template}")
 
     def createAndSendMail(self):
         logger.info("Sending mail")
         import smtplib
-        import ssl
         from email.mime.multipart import MIMEMultipart
         from email.mime.text import MIMEText
 
@@ -193,7 +188,13 @@ Tel.: 0761/682-778 | 07617682-545"""
         self.accept()
 
 
-def launch_gui(app_id="", app_name="", app_subject="", prof_name="", prof_mail=""):
+def launch_gui(
+    app_id="1",
+    app_name="Test",
+    app_subject="Test",
+    prof_name="Tester, 001",
+    prof_mail="alexander.kirchner@ph-freiburg.de",
+):
     app = QtWidgets.QApplication(sys.argv)
     dialog = Mail_Dialog(
         app_id=app_id,