frat: added screen timers_screen, added new buttons: back, delete_timer, new_timer and the functionality is connected to them, udated fuc list_timers() for work with timers_screens for data;

kawai_focus/screens/timers_screen.py

@@ -0,0 +1,33 @@
+from kivy.uix.screenmanager import Screen
+
+from kawai_focus.utils.utils import calculate_time, gen_types_timers
+from kawai_focus.database.cruds import get_timer
+
+
+class TimersScreen(Screen):
+    """Экран таймеры"""
+
+    def __init__(self, **kwargs):
+        super(TimersScreen, self).__init__(**kwargs)
+    
+    
+    def switch_new_timer(self, instance) -> None:
+        """Метод для переключения на экран Конструктор таймера"""
+
+        self.manager.current = 'timer_constructor_screen'
+
+
+    def switch_timer(self, instance) -> None:
+        """Метод для кнопки переключения на выбранный таймер"""
+
+        timer = get_timer(timer_id=instance.timer_id)
+        screen_timer = self.manager.get_screen('timer_screen')
+        screen_timer.timer = timer
+        time_culc = calculate_time(mm_user=timer.pomodoro_time)
+        screen_timer.timer_start_time = time_culc
+        screen_timer.ids.time_label.text = time_culc
+        screen_timer.ids.title_label.text = timer.title
+        screen_timer.source_timer_names = gen_types_timers(count_pomodoro=timer.count_pomodoro)
+
+        self.manager.state_machine = screen_timer.source_timer_names.copy()
+        self.manager.current = 'timer_screen'