add check and dialog when update is available

gui/dialogs.py

@@ -0,0 +1,68 @@
+from PySide6.QtWidgets import QDialog, QDialogButtonBox, QLabel, QVBoxLayout
+from PySide6.QtGui import QFont
+
+from webbrowser import open_new_tab
+
+from controllers.web_request_handler import Nugget_Repo_URL, get_latest_version
+
+class GestaltDialog(QDialog):
+    def __init__(self, device_manager, gestalt_label, selected_file, parent=None):
+        super().__init__(parent)
+        self.device_manager = device_manager
+        self.gestalt_label = gestalt_label
+        self.selected_file = selected_file
+
+        QBtn = (
+            QDialogButtonBox.Ok | QDialogButtonBox.Cancel
+        )
+
+        self.buttonBox = QDialogButtonBox(QBtn)
+        self.buttonBox.accepted.connect(self.accept)
+        self.buttonBox.rejected.connect(self.reject)
+
+        layout = QVBoxLayout()
+        message = QLabel("The gestalt file looks like it was made for a different device.\nAre you sure you want to use this one?")
+        layout.addWidget(message)
+        layout.addWidget(self.buttonBox)
+        self.setLayout(layout)
+
+    def accept(self):
+        self.device_manager.data_singleton.gestalt_path = self.selected_file
+        self.gestalt_label.setText(self.selected_file)
+        super().accept()
+
+
+class UpdateAppDialog(QDialog):
+    def __init__(self, parent=None):
+        super.__init__(parent)
+
+        QBtn = (
+            QDialogButtonBox.Ok | QDialogButtonBox.Cancel
+        )
+
+        self.buttonBox = QDialogButtonBox(QBtn)
+        self.buttonBox.accepted.connect(self.accept)
+        self.buttonBox.rejected.connect(self.reject)
+
+        layout = QVBoxLayout()
+        title = QLabel("Update Available")
+        title_font = QFont()
+        title_font.setBold(True)
+        title.setFont(title_font)
+
+        message_text = ""
+        latest_version = get_latest_version()
+        if latest_version != None:
+            message_text += f"Nugget v{latest_version} is available. "
+        message_text += "Would you like to go to the download on GitHub?"
+        message = QLabel(message_text)
+
+        layout.addWidget(title)
+        layout.addWidget(message)
+        layout.addWidget(self.buttonBox)
+        self.setLayout(layout)
+
+    def accept(self):
+        # open up the repo page
+        open_new_tab(Nugget_Repo_URL)
+        super().accept()