Initial commit

controllers/auth_controller.py

@@ -0,0 +1,48 @@
+from models.user_model import UserModel
+from views.login_view import LoginView
+from controllers.catalog_controller import CatalogController
+
+
+class AuthController:
+    def __init__(self, database):
+        self.database = database
+        self.model = UserModel(database)
+        self.view = LoginView()
+
+        self.view.login_button.clicked.connect(
+            self.login
+        )
+        self.view.guest_button.clicked.connect(
+            self.login_as_guest
+        )
+
+    def show(self):
+        self.view.show()
+
+    def login(self):
+        login = self.view.login_input.text()
+        password = self.view.password_input.text()
+        user = self.model.authenticate(login, password)
+
+        if user:
+            self.open_catalog(
+                user["full_name"],
+                user["role_name"],
+            )
+        else:
+            self.view.status_label.setText(
+                "Неверный логин или пароль"
+            )
+
+    def login_as_guest(self):
+        self.open_catalog("Гость", "Гость")
+
+    def open_catalog(self, full_name: str, role: str):
+        self.catalog = CatalogController(
+            self.database,
+            full_name,
+            role,
+            self,
+        )
+        self.catalog.show()
+        self.view.close()