start work on mail template creation

src/ui/dialogs/mailTemplate.py

@@ -0,0 +1,57 @@
+from dialog_sources.newMailTemplateDesigner_ui import Ui_Dialog
+from PyQt6 import QtWidgets, QtCore, QtGui
+from PyQt6.QtGui import QFont
+
+class MailTemplateDialog(QtWidgets.QDialog, Ui_Dialog):
+    def __init__(self,parent = None) -> None:
+        super().__init__(parent)
+        self.setupUi(self)
+        self.placeholder_list.addItem("")
+        self.placeholder_list.setCurrentText("")
+        self.insertPlaceholder.clicked.connect(self.insert_placeholder)
+        self.placeholder_list.currentTextChanged.connect(self.updateDescription)
+        
+    def updateDescription(self):
+        print("update triggered")
+        print(self.placeholder_list.currentText())
+        placeholders = {"anrede" : "Die Anrede beinhaltet sowohl Person als auch Sehr geehrte/r",
+            "apparatsfach" : "Das Fach, in welchem der Apparat angelegt wurde",
+            "apparatsname":  "Der Name des Apparats",
+            "apparatsnummer": "Die Nummer des Apparats",
+            "dozentname" : "Der Name des Dozenten / der Dozentin",
+            "signatur" : "Die persönliche / allgemeine Signatur am ende der Mail",
+            "": " "}
+        for key, item, in placeholders.items():
+            if key in self.placeholder_list.currentText().lower():
+                self.lineEdit.setText(item)
+                break
+            
+        
+    def insert_placeholder(self):
+        placeholder = {"anrede" : "{}",
+            "apparatsfach" : "Das Fach, in welchem der Apparat angelegt wurde",
+            "apparatsname":  "Der Name des Apparats",
+            "apparatsnummer": "Die Nummer des Apparats",
+            "dozentname" : "Der Name des Dozenten / der Dozentin",
+            "signatur" : "Die persönliche / allgemeine Signatur am ende der Mail",
+            "": " "}
+        cursor = self.templateEdit.textCursor()
+        
+        cursor.insertText("{{placeholder}}")
+        self.templateEdit.setTextCursor(cursor)
+        self.templateEdit.setFocus()
+        
+        
+        
+        
+        
+def launch_gui():
+    app = QtWidgets.QApplication([])
+    window = MailTemplateDialog()
+    window.show()
+    app.exec()
+
+
+if __name__ == "__main__":
+    launch_gui()
+