rename app ; add new,open,save actions

src/warchron/controller/controller.py

@@ -0,0 +1,119 @@
+from pathlib import Path
+
+from PyQt6.QtWidgets import QMessageBox, QDialog
+
+from warchron.view.view import PlayerDialog
+
+class Controller:
+    def __init__(self, model, view):
+        self.model = model
+        self.view = view
+        self.current_file: Path | None = None
+        self.view.on_close_callback = self.on_app_close
+        self.is_dirty = False
+        self.__connect()
+        self.refresh_players_view()
+
+    def __connect(self):
+        self.view.addPlayerBtn.clicked.connect(self.add_player)
+        self.view.actionExit.triggered.connect(self.view.close)
+        self.view.actionNew.triggered.connect(self.new)
+        self.view.actionOpen.triggered.connect(self.open_file)
+        self.view.actionSave.triggered.connect(self.save)
+        self.view.actionSave_as.triggered.connect(self.save_as)
+
+    def refresh_players_view(self):
+        players = self.model.get_all_players()
+        self.view.display_players(players)
+
+    def new(self):
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "Discard current campaign?",
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No
+            )
+            if reply != QMessageBox.StandardButton.Yes:
+                return
+        self.model.new()
+        self.current_file = None
+        self.is_dirty = False
+        self.refresh_players_view()
+        self.update_window_title()
+
+    def open_file(self):
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "Discard current campaign?",
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No
+            )
+            if reply != QMessageBox.StandardButton.Yes:
+                return
+        path = self.view.ask_open_file()
+        if not path:
+            return
+        self.model.load(path)
+        self.current_file = path
+        self.is_dirty = False
+        self.refresh_players_view()
+        self.update_window_title()
+
+    def on_app_close(self) -> bool:
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "You have unsaved changes. Do you want to save before quitting?",
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No | QMessageBox.StandardButton.Cancel
+            )
+            if reply == QMessageBox.StandardButton.Yes:
+                self.save()
+            elif reply == QMessageBox.StandardButton.Cancel:
+                return False
+        return True
+    
+    def save(self):
+        if not self.current_file:
+            self.save_as()
+            return
+        self.model.save(self.current_file)
+        self.is_dirty = False
+        self.update_window_title()
+
+    def save_as(self):
+        path = self.view.ask_save_file()
+        if not path:
+            return
+        self.current_file = path
+        self.model.save(path)
+        self.is_dirty = False
+        self.update_window_title()
+
+    def update_window_title(self):
+        base = "WarChron"
+        if self.current_file:
+            base += f" - {self.current_file.name}"
+        if self.is_dirty:
+            base = "*" + base
+        self.view.setWindowTitle(base)
+
+
+    def add_player(self):   
+        dialog = PlayerDialog(self.view)
+        result = dialog.exec()  # modal blocking dialog
+        if result == QDialog.DialogCode.Accepted:
+            name = dialog.get_player_name()
+            if not name:
+                QMessageBox.warning(
+                    self.view,
+                    "Invalid name",
+                    "Player name cannot be empty."
+                )
+                return
+            self.model.add_player(name)
+            self.is_dirty = True
+            self.refresh_players_view()
+            self.update_window_title()