Исправлен баг потери локализации

Add wheels to project

.gitignore

@@ -65,6 +65,10 @@ target/
 *.jsl
 *.db
 tmp*
-test_*
 .env*
 venv*
+
+# Doit
+*.bak
+*.dat
+*.dir

.pre-commit-config.yaml

@@ -15,4 +15,4 @@ repos:
     rev: 3.9.0
     hooks:
     - id: flake8
-      args: ["--ignore=E203,W503,FI10,FI11,FI12,FI13,FI14,FI15,FI16,FI17,FI58,E501"]
+      args: ["--ignore=E203,W503,FI10,FI11,FI12,FI13,FI14,FI15,FI16,FI17,FI58,E501", "--builtins=_"]

README.md

@@ -32,8 +32,14 @@
 
 ## Как запустить проект
 ### Frontend
+Интерфейс на русском языке
 ```bash
-python3 todo_tk.py
+python3 -m frontend
+```
+
+Интерфейс на английском языке
+```bash
+LANG=eng python3 -m frontend
 ```
 
 ### backend
@@ -53,3 +59,8 @@ docker-compose up
 ```bash
 docker-compose exec web python manage.py makemigrations backend
 ```
+
+Для запуска тестов использовать
+```bash
+docker-compose run -e DJANGO_SETTINGS_MODULE=backend.settings web pytest --cov=backend
+```

backend/.coveragerc

@@ -0,0 +1,3 @@
+[run]
+omit =
+  backend/migrations/*

backend/backend/admin.py

@@ -1,6 +1,6 @@
 from django.contrib import admin
 
-from .models import ToDoList
+from .models import ToDoList, ToDoItem
 
 
 class ToDoListAdmin(admin.ModelAdmin):
@@ -9,4 +9,11 @@ class ToDoListAdmin(admin.ModelAdmin):
     list_editable = ["title"]
 
 
+class ToDoItemAdmin(admin.ModelAdmin):
+    model = ToDoItem
+    list_display = ["parent", "finished", "text", "created_at"]
+    list_editable = ["finished", "text"]
+
+
 admin.site.register(ToDoList, ToDoListAdmin)
+admin.site.register(ToDoItem, ToDoItemAdmin)

backend/backend/api.py

@@ -1,20 +1,62 @@
 from rest_framework import viewsets, serializers, permissions
 from rest_framework import routers
+from django_filters.rest_framework import DjangoFilterBackend
 
-from .models import ToDoList
+from .models import ToDoList, ToDoItem
+
+
+class ToDoListField(serializers.PrimaryKeyRelatedField):
+    def get_queryset(self):
+        user = self.context["request"].user
+        return ToDoList.objects.filter(user=user)
+
+
+class ToDoItemSerializer(serializers.HyperlinkedModelSerializer):
+    parent = ToDoListField(many=False, read_only=False, help_text="ID родительского списка")
+
+    class Meta:
+        model = ToDoItem
+        fields = ["id", "text", "finished", "created_at", "parent"]
+
+
+class ToDoItemViewSet(viewsets.ModelViewSet):
+    serializer_class = ToDoItemSerializer
+    permission_classes = [permissions.IsAuthenticated]
+    filter_backends = [DjangoFilterBackend]
+    filterset_fields = ["parent", "finished"]
+
+    def get_queryset(self):
+        user = self.request.user
+        if not user.is_authenticated:
+            # ветка только для генерации схемы
+            return ToDoItem.objects.all()
+        return ToDoItem.objects.filter(parent__user=user)
 
 
 class ToDoListSerializer(serializers.HyperlinkedModelSerializer):
     class Meta:
         model = ToDoList
-        fields = ["title", "created_at"]
+        fields = ["id", "title", "created_at"]
+
+    def create(self, validated_data):
+        todo_list = ToDoList.objects.create(
+            user=self.context["request"].user, title=validated_data["title"]
+        )
+        return todo_list
 
 
 class ToDoListViewSet(viewsets.ModelViewSet):
-    queryset = ToDoList.objects.all()
     serializer_class = ToDoListSerializer
     permission_classes = [permissions.IsAuthenticated]
 
+    def get_queryset(self):
+        user = self.request.user
+        if not user.is_authenticated:
+            # ветка только для генерации схемы
+            return ToDoList.objects.all()
+        return ToDoList.objects.filter(user=user)
+
 
 router = routers.DefaultRouter()
-router.register(r"lists", ToDoListViewSet)
+router.register(r"lists", ToDoListViewSet, basename="ToDoLists")
+router.register(r"todo_items", ToDoItemViewSet, basename="ToDoItems")

backend/backend/migrations/0002_todoitem_finished.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2 on 2021-04-17 11:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("backend", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="todoitem",
+            name="finished",
+            field=models.BooleanField(default=False),
+        ),
+    ]

backend/backend/migrations/0003_auto_20210417_1157.py

@@ -0,0 +1,28 @@
+# Generated by Django 3.2 on 2021-04-17 11:57
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("backend", "0002_todoitem_finished"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="todoitem",
+            name="created_at",
+            field=models.DateTimeField(auto_now_add=True, db_index=True),
+        ),
+        migrations.AlterField(
+            model_name="todoitem",
+            name="finished",
+            field=models.BooleanField(db_index=True, default=False),
+        ),
+        migrations.AlterField(
+            model_name="todolist",
+            name="created_at",
+            field=models.DateTimeField(auto_now_add=True, db_index=True),
+        ),
+    ]

backend/backend/models.py

@@ -5,10 +5,11 @@ from django.contrib.auth.models import User
 class ToDoList(models.Model):
     user = models.ForeignKey(User, on_delete=models.CASCADE, null=False, default=None)
     title = models.CharField(max_length=250)
-    created_at = models.DateTimeField(auto_now_add=True)
+    created_at = models.DateTimeField(auto_now_add=True, db_index=True)
 
 
 class ToDoItem(models.Model):
     parent = models.ForeignKey(ToDoList, on_delete=models.CASCADE, null=False, default=None)
     text = models.TextField()
-    created_at = models.DateTimeField(auto_now_add=True)
+    finished = models.BooleanField(default=False, null=False, db_index=True)
+    created_at = models.DateTimeField(auto_now_add=True, db_index=True)

backend/backend/settings.py

@@ -27,7 +27,8 @@ SECRET_KEY = "django-insecure-toz+*lt(ejm!l*)92w2ciqoh^1kz#a(abbpcn54-dbw(nxoy&7
 DEBUG = True
 
 ALLOWED_HOSTS = []
-
+if DEBUG:
+    ALLOWED_HOSTS = ["0.0.0.0", "localhost", "127.0.0.1", "ALLOWED_HOSTS", "testserver"]
 
 # Application definition
 
@@ -40,8 +41,13 @@ INSTALLED_APPS = [
     "django.contrib.messages",
     "django.contrib.staticfiles",
     "rest_framework",
+    "drf_yasg",
 ]
 
+SWAGGER_SETTINGS = {
+    "SECURITY_DEFINITIONS": {"Bearer": {"type": "apiKey", "name": "Authorization", "in": "header"}}
+}
+
 MIDDLEWARE = [
     "django.middleware.security.SecurityMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
@@ -118,7 +124,12 @@ SIMPLE_JWT = {
 }
 
 REST_FRAMEWORK = {
-    "DEFAULT_AUTHENTICATION_CLASSES": ("rest_framework_simplejwt.authentication.JWTAuthentication",)
+    "DEFAULT_AUTHENTICATION_CLASSES": (
+        "rest_framework_simplejwt.authentication.JWTAuthentication",
+    ),
+    "DEFAULT_FILTER_BACKENDS": ["django_filters.rest_framework.DjangoFilterBackend"],
+    "DEFAULT_PAGINATION_CLASS": "rest_framework.pagination.LimitOffsetPagination",
+    "PAGE_SIZE": 100,
 }
 
 

backend/backend/urls.py

@@ -6,8 +6,21 @@ from rest_framework_simplejwt.views import (
     TokenRefreshView,
 )
 
+from rest_framework import permissions
+from drf_yasg.views import get_schema_view
+from drf_yasg import openapi
+
 from .api import router
 
+schema_view = get_schema_view(
+    openapi.Info(
+        title="ToDo List",
+        default_version="v1",
+        description="Swagger Interface for ToDo List",
+    ),
+    public=True,
+    permission_classes=(permissions.AllowAny,),
+)
 
 urlpatterns = [
     path("admin/", admin.site.urls),
@@ -15,4 +28,5 @@ urlpatterns = [
     path("api/token/refresh/", TokenRefreshView.as_view(), name="token_refresh"),
     path("api/", include(router.urls)),
     path("api-auth/", include("rest_framework.urls", namespace="rest_framework")),
+    path("swagger/", schema_view.with_ui("swagger", cache_timeout=0), name="schema-swagger-ui"),
 ]

backend/requirements.txt

@@ -1,4 +1,7 @@
+pytest==6.2.3
+pytest-cov==2.11.1
 djangorestframework==3.12.4
+django-filter==2.4.0
 markdown==3.3.4
 appdirs==1.4.4
 asgiref==3.3.4
@@ -21,3 +24,4 @@ toml==0.10.2
 urllib3==1.26.4
 djangorestframework-simplejwt==4.6.0
 psycopg2-binary>=2.8
+drf-yasg==1.20.0

backend/tests/__init__.py

@@ -0,0 +1,3 @@
+from django.core.wsgi import get_wsgi_application
+
+application = get_wsgi_application()

backend/tests/test_item.py

@@ -0,0 +1,154 @@
+from django.urls import reverse
+from rest_framework import status
+from rest_framework.test import APITestCase
+from django.contrib.auth.models import User
+from .test_todo import create_todo
+
+
+class ItemTest(APITestCase):
+    """Tests API for items."""
+
+    def prepare(self):
+        user = User.objects.create_user("test_user4", "test@test.com", "test_password")
+        self.client.force_authenticate(user=user)
+        to_do_id_1 = create_todo(self.client, "ToDoList1").data["id"]
+        to_do_id_2 = create_todo(self.client, "ToDoList2").data["id"]
+        return to_do_id_1, to_do_id_2
+
+    def get(self, expected_titles, todo_id=None, finished=None):
+        url = reverse("ToDoItems-list")
+        data = {}
+        if finished is not None:
+            data["finished"] = finished
+        if todo_id is not None:
+            data["parent"] = todo_id
+
+        response = self.client.get(url, data, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        real_titles = [(d["text"], d["parent"]) for d in response.data["results"]]
+        self.assertEqual(real_titles, expected_titles)
+
+        if finished is not None:
+            item_status = [data["finished"] for data in response.data["results"]]
+            self.assertEqual(finished, all(item_status))
+
+    def post(self, item_text, todo_id, finished=None):
+        url = reverse("ToDoItems-list")
+        if finished is not None:
+            data = {"text": item_text, "parent": todo_id, "finished": finished}
+        else:
+            data = {"text": item_text, "parent": todo_id}
+        response = self.client.post(url, data, format="json")
+
+        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
+        check_finished = False if (finished is None) else finished
+        self.assertEqual(response.data["text"], item_text)
+        self.assertEqual(response.data["parent"], todo_id)
+        self.assertEqual(response.data["finished"], check_finished)
+
+        return response.data["id"], response.data["finished"]
+
+    def get_by_id(self, id, text, finished, parent):
+        url_with_id = reverse("ToDoItems-detail", args=(id,))
+        response = self.client.get(url_with_id, {id: id}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["text"], text)
+        self.assertEqual(response.data["finished"], finished)
+        self.assertEqual(response.data["parent"], parent)
+
+    def put(self, id, text, parent, finished=None):
+        url_with_id = reverse("ToDoItems-detail", args=(id,))
+        data = {"text": text, "parent": parent}
+        if finished is not None:
+            data["finished"] = finished
+        response = self.client.put(url_with_id, data, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["text"], text)
+        self.assertEqual(response.data["parent"], parent)
+        if finished is not None:
+            self.assertEqual(response.data["finished"], finished)
+
+    def patch(self, id, text=None, finished=None, parent=None):
+        url_with_id = reverse("ToDoItems-detail", args=(id,))
+        data = {}
+        if text is not None:
+            data["text"] = text
+        if finished is not None:
+            data["finished"] = finished
+        if parent is not None:
+            data["parent"] = parent
+        response = self.client.patch(url_with_id, data, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        if text is not None:
+            self.assertEqual(response.data["text"], text)
+        if finished is not None:
+            self.assertEqual(response.data["finished"], finished)
+        if parent is not None:
+            self.assertEqual(response.data["parent"], parent)
+
+    def delete(self, id, title, finished, to_do_id):
+        self.get_by_id(id, title, finished, to_do_id)
+        url_with_id = reverse("ToDoItems-detail", args=(id,))
+        response = self.client.delete(url_with_id, {}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_204_NO_CONTENT)
+
+    def test_create_delete(self):
+        """
+        /todo_items/: get, post (create)
+        /todo_items/{id}/: get (read), delete
+        """
+        to_do_id_1, to_do_id_2 = self.prepare()
+        self.get([], to_do_id_1)
+        item_text_1, item_text_2, item_text_3, item_text_4 = "Item1", "Item2", "Item3", "Item4"
+        item_id_1, item_finished_1 = self.post(item_text_1, to_do_id_1)
+        self.get([(item_text_1, to_do_id_1)], to_do_id_1)
+        item_id_2, item_finished_2 = self.post(item_text_2, to_do_id_1, finished=False)
+        self.get([(item_text_1, to_do_id_1), (item_text_2, to_do_id_1)], to_do_id_1)
+        item_id_3, item_finished_3 = self.post(item_text_3, to_do_id_1, finished=True)
+        self.get(
+            [(item_text_1, to_do_id_1), (item_text_2, to_do_id_1), (item_text_3, to_do_id_1)],
+            to_do_id_1,
+        )
+        item_id_4, item_finished_4 = self.post(item_text_4, to_do_id_2, finished=False)
+        self.get(
+            [
+                (item_text_1, to_do_id_1),
+                (item_text_2, to_do_id_1),
+                (item_text_3, to_do_id_1),
+                (item_text_4, to_do_id_2),
+            ]
+        )
+
+        self.get(
+            [(item_text_1, to_do_id_1), (item_text_2, to_do_id_1), (item_text_3, to_do_id_1)],
+            to_do_id_1,
+        )
+        self.get([(item_text_1, to_do_id_1), (item_text_2, to_do_id_1)], to_do_id_1, finished=False)
+        self.get([(item_text_3, to_do_id_1)], to_do_id_1, finished=True)
+
+        self.get_by_id(item_id_1, item_text_1, item_finished_1, to_do_id_1)
+        self.get_by_id(item_id_2, item_text_2, item_finished_2, to_do_id_1)
+        self.get_by_id(item_id_3, item_text_3, item_finished_3, to_do_id_1)
+
+        self.delete(item_id_3, item_text_3, item_finished_3, to_do_id_1)
+        self.get([(item_text_1, to_do_id_1), (item_text_2, to_do_id_1)], to_do_id_1)
+
+    def test_update(self):
+        """
+        /todo_items/{id}/: put (update), patch (partial_update)
+        """
+
+        to_do_id_1, to_do_id_2 = self.prepare()
+
+        item_text_1 = "Item1"
+        item_id_1, item_finished_1 = self.post(item_text_1, to_do_id_1)
+
+        item_text_1_2 = "Item5"
+        self.put(item_id_1, item_text_1_2, to_do_id_2)
+        self.put(item_id_1, item_text_1_2, to_do_id_2, finished=False)
+        self.put(item_id_1, item_text_1_2, to_do_id_2, finished=True)
+
+        item_text_1_3 = "Item6"
+        self.patch(item_id_1, parent=to_do_id_1)
+        self.patch(item_id_1, finished=True)
+        self.patch(item_id_1, text=item_text_1_3)

backend/tests/test_todo.py

@@ -0,0 +1,85 @@
+from django.urls import reverse
+from rest_framework import status
+from rest_framework.test import APITestCase
+from django.contrib.auth.models import User
+
+
+def create_todo(client, title):
+    url = reverse("ToDoLists-list")
+    response = client.post(url, {"title": title}, format="json")
+    return response
+
+
+class ToDoTest(APITestCase):
+    """Tests API for todo."""
+
+    def get(self, expected_titles):
+        url = reverse("ToDoLists-list")
+        response = self.client.get(url, {}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        real_titles = [data["title"] for data in response.data["results"]]
+        self.assertEqual(real_titles, expected_titles)
+
+    def post(self, to_do_title):
+        response = create_todo(self.client, to_do_title)
+        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
+        self.assertEqual(response.data["title"], to_do_title)
+        return response.data["id"]
+
+    def get_by_id(self, id, expected_title):
+        url_with_id = reverse("ToDoLists-detail", args=(id,))
+        response = self.client.get(url_with_id, {id: id}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["title"], expected_title)
+
+    def put(self, id, new_title):
+        url_with_id = reverse("ToDoLists-detail", args=(id,))
+        response = self.client.put(url_with_id, {"title": new_title}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["title"], new_title)
+
+    def patch(self, id, new_title):
+        url_with_id = reverse("ToDoLists-detail", args=(id,))
+        response = self.client.patch(url_with_id, {"title": new_title}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["title"], new_title)
+
+    def delete(self, id, title):
+        self.get_by_id(id, title)
+        url_with_id = reverse("ToDoLists-detail", args=(id,))
+        response = self.client.delete(url_with_id, {}, format="json")
+        self.assertEqual(response.status_code, status.HTTP_204_NO_CONTENT)
+
+    def prepare(self):
+        user = User.objects.create_user("test_user", "test@test.com", "test_password")
+        self.client.force_authenticate(user=user)
+
+    def test_create_delete(self):
+        """
+        lists/{id}/: put (update), patch (partial_update)
+        """
+        self.prepare()
+        to_do_title_1 = "ToDoList1"
+        to_do_id1 = self.post(to_do_title_1)
+        self.put(to_do_id1, "ToDoList11")
+        self.patch(to_do_id1, "ToDoList12")
+
+    def test_todo(self):
+        """
+        lists/: get, post
+        lists/{id}/: get, delete
+        """
+
+        self.prepare()
+        self.get([])
+        to_do_title_1, to_do_title_2 = "ToDoList1", "ToDoList2"
+        to_do_id1 = self.post(to_do_title_1)
+        self.get([to_do_title_1])
+        to_do_id2 = self.post(to_do_title_2)
+        self.get([to_do_title_1, to_do_title_2])
+
+        self.get_by_id(to_do_id1, to_do_title_1)
+        self.get_by_id(to_do_id2, to_do_title_2)
+
+        self.delete(to_do_id2, to_do_title_2)
+        self.get([to_do_title_1])

dodo.py

@@ -0,0 +1,19 @@
+#!usr/bin/env python3
+"""
+"""
+
+
+def task_mo():
+    """Create bynary wheel distribution"""
+    return {
+        "actions": [
+            """pybabel compile -D todo -i frontend/po/eng/LC_MESSAGES/todo.po -o frontend/po/eng/LC_MESSAGES/todo.mo"""
+        ],
+        "file_dep": ["frontend/po/eng/LC_MESSAGES/todo.po"],
+        "targets": ["frontend/po/eng/LC_MESSAGES/todo.mo"],
+    }
+
+
+def task_wheel():
+    """Create bynary wheel distribution"""
+    return {"actions": ["python3 -m build -w"], "task_dep": ["mo"]}

frontend/__main__.py

@@ -0,0 +1,8 @@
+#!/usr/bin/env python3
+"""django-todo application launcher"""
+
+from .todo_tk import Application
+
+if __name__ == "__main__":
+    app = Application()
+    app.main(app.login())

frontend/api.py

@@ -0,0 +1,333 @@
+from types import SimpleNamespace
+import urllib
+import requests
+
+DEFAULT_URL = "http://127.0.0.1:8000"
+
+API_TODO_ITEMS_LIST = "api/todo_items/"
+API_TODO_ITEMS_CREATE = "api/todo_items/"
+API_TODO_ITEMS_READ = "api/todo_items/{0}/"
+API_TODO_ITEMS_UPDATE = "api/todo_items/{0}/"
+API_TODO_ITEMS_PARTIAL_UPDATE = "api/todo_items/{0}/"
+API_TODO_ITEMS_DELETE = "api/todo_items/{0}/"
+
+API_LISTS_LIST = "api/lists/"
+API_LISTS_CREATE = "api/lists/"
+API_LISTS_READ = "api/lists/{0}/"
+API_LISTS_UPDATE = "api/lists/{0}/"
+API_LISTS_PARTIAL_UPDATE = "api/lists/{0}/"
+API_LISTS_DELETE = "api/lists/{0}/"
+
+API_TOKEN_CREATE = "api/token/"
+API_TOKEN_REFRESH = "api/token/refresh/"
+
+
+class UserApi(object):
+    def __init__(self, url=DEFAULT_URL, token=None):
+        """
+        Constructor
+
+        Parameters
+        ----------
+        url : str, optional
+            Server url. The default is DEFAULT_URL.
+        token : dict, optional
+            Existing user tokens to bypass authorization.
+            The default is None.
+
+        Returns
+        -------
+        None.
+
+        """
+        self.token = token
+        self.get_api = lambda x: urllib.parse.urljoin(url, x)
+
+    # ToDo - store tokens in config
+    def auth(self, user, passwd):
+        """
+        Authosization
+
+        Parameters
+        ----------
+        user : str
+            Login.
+        passwd : str
+            Password.
+
+        Returns
+        -------
+        dict
+            Generated auth token.
+
+        """
+        token = UserApi._raise_or_return_(
+            requests.post(
+                url=self.get_api(API_TOKEN_CREATE), json={"username": user, "password": passwd}
+            )
+        )
+        self.token = SimpleNamespace(**token)
+        return self.token
+
+    def refresh(self):
+        """
+        Refresh existing token
+        """
+        token = UserApi._raise_or_return_(
+            requests.post(url=self.get_api(API_TOKEN_REFRESH), json={"refresh": self.token.refresh})
+        )
+        self.token.access = token["access"]
+        return self.token
+
+    def lists_list(self, **argv):
+        """
+        List all the exsiting to-do lists.
+        Auth required
+
+        Returns
+        -------
+        list
+            to-do lists.
+
+        """
+        return UserApi._raise_or_return_(
+            requests.get(
+                url=self.get_api(API_LISTS_LIST), headers=self._access_token_(), params=argv
+            )
+        )
+
+    def lists_create(self, title="Untitled"):
+        """
+        Create a new to-do list
+        Auth required
+
+        Parameters
+        ----------
+        title : str, optional
+            New list name. The default is "Untitled".
+
+        """
+        return UserApi._raise_or_return_(
+            requests.post(
+                url=self.get_api(API_LISTS_CREATE),
+                json={"title": title},
+                headers=self._access_token_(),
+            )
+        )
+
+    def lists_delete(self, id):
+        """
+        Auth required
+
+        Deletes a to-do list by id
+
+        Parameters
+        ----------
+        id: to-do list id to delete
+        """
+        return UserApi._raise_or_return_(
+            requests.delete(
+                url=self.get_api(API_LISTS_DELETE.format(id)),
+                headers=self._access_token_(),
+            )
+        )
+
+    def lists_update(self, title, id):
+        """
+        Rename a new to-do list
+        Auth required
+
+        Parameters
+        ----------
+        title : str
+            New name for a list.
+        id : int
+
+        """
+        return UserApi._raise_or_return_(
+            requests.put(
+                url=self.get_api(API_LISTS_UPDATE.format(id)),
+                json={"title": title},
+                headers=self._access_token_(),
+            )
+        )
+
+    def todo_items_list(self, **argv):
+        """
+        List all the exsiting to-do items.
+        Auth required
+
+        Returns
+        -------
+        list
+            to-do items.
+
+        """
+        return UserApi._raise_or_return_(
+            requests.get(
+                url=self.get_api(API_TODO_ITEMS_LIST), headers=self._access_token_(), params=argv
+            )
+        )
+
+    def todo_items_create(self, parent, text="Note"):
+        """
+        Create a new to-do item
+        Auth required
+
+        Parameters
+        ----------
+        parent : id of parent list
+        text : str, optional
+            New note. The default is "Note".
+
+        """
+        return UserApi._raise_or_return_(
+            requests.post(
+                url=self.get_api(API_TODO_ITEMS_CREATE),
+                json={"text": text, "parent": parent, "finished": False},
+                headers=self._access_token_(),
+            )
+        )
+
+    def todo_items_delete(self, id):
+        """
+        Auth required
+
+        Deletes a to-do item by id
+
+        Parameters
+        ----------
+        id: to-do item id to delete
+        """
+        return UserApi._raise_or_return_(
+            requests.delete(
+                url=self.get_api(API_TODO_ITEMS_DELETE.format(id)),
+                headers=self._access_token_(),
+            )
+        )
+
+    def todo_items_update(self, id, text, finished, parent):
+        """
+        Rename a new to-do list
+        Auth required
+
+        Parameters
+        ----------
+        id : int
+            Note id
+        text : str
+            New note for the item.
+        finished : bool
+            New state for the item
+        parent : int
+            Parent list id
+        """
+        return UserApi._raise_or_return_(
+            requests.put(
+                url=self.get_api(API_TODO_ITEMS_UPDATE.format(id)),
+                json={"text": text, "finished": finished, "parent": parent},
+                headers=self._access_token_(),
+            )
+        )
+
+    # def create(self, title="Untitled"):
+    # """
+    # Create a new to-do list
+    # Auth required
+
+    # Parameters
+    # ----------
+    # title : str, optional
+    # New list name. The default is "Untitled".
+
+    # """
+    # response = requests.post(
+    # url=self.get_api(API_LISTS_CREATE), json={"title": title}, headers=self._access_token_()
+    # url=self.get_api(API_TODO_ITEMS_CREATE), json={"title": title}, headers=self._access_token_()
+    # )
+    # response.raise_for_status()
+    # return response.json()
+
+    # def read(self, id):
+    # """
+    # Read a to-do list contents
+
+    # Parameters
+    # ----------
+    # id : int
+    # List id.
+
+    # Returns
+    # -------
+    # list
+    # Requested contents
+
+    # """
+    # response = requests.post(
+    # url=self.get_api(API_LISTS_READ).format(id), headers=self._access_token_()
+    # )
+    # response.raise_for_status()
+    # return response.json()
+
+    # def update(self, id, title="Untitled"):
+    # """
+    # Add a to-do item to the list
+
+    # Parameters
+    # ----------
+    # id : int
+    # List id.
+    # title : str, optional
+    # To-do item title. The default is "Untitled".
+
+    # """
+    # response = requests.put(
+    # json={"title": title},
+    # url=self.get_api(API_LISTS_UPDATE).format(id),
+    # headers=self._access_token_(),
+    # )
+    # response.raise_for_status()
+    # return response.json()
+
+    # def partial_update(self, id, title="Untitled"):
+    # """
+    # Update list item - untrusted
+
+    # """
+    # response = requests.patch(
+    # json={"title": title},
+    # url=self.get_api(API_LISTS_PARTIAL_UPDATE).format(id),
+    # headers=self._access_token_(),
+    # )
+    # response.raise_for_status()
+    # return response.json()
+
+    # def delete(self, id):
+    # """
+    # Delete list
+
+    # Parameters
+    # ----------
+    # id : int
+    # List id to delete.
+
+    # """
+    # response = requests.delete(
+    # url=self.get_api(API_LISTS_DELETE).format(id), headers=self._access_token_()
+    # )
+    # response.raise_for_status()
+    # return response.json()
+
+    def _access_token_(self):
+        if self.token is None:
+            raise RuntimeError("Authosization required for requested operation!")
+        return {"Authorization": f"Bearer {self.token.access}"}
+
+    @staticmethod
+    def _raise_or_return_(response):
+        response.raise_for_status()
+        try:
+            return response.json()
+        except Exception as e:
+            print(e)
+            return response.content

frontend/api_demo.py

@@ -0,0 +1,50 @@
+import random
+from .user import User
+
+
+def print_lists(lists):
+    for item in lists:
+        print(
+            f"List: '{item.title}'", f"Id: {item.id}", "|", "|".join([str(x) for x in item.items_])
+        )
+
+
+DEFAULT_URL = "http://127.0.0.1:8000"
+
+user = User(url=DEFAULT_URL)
+user.auth("root", "root")
+user.refresh()
+
+# Fetch existing lists:
+print_lists(user.fetchUserLists())
+
+# Append a new list to user:
+print("Appending list...")
+scroll = user.appendUserList(title="a new list!")
+print_lists(user.fetchUserLists())
+
+# Modify list 0:
+print("Modifyng list...")
+user.lists_[0].modify(title=f"A new title №{random.random()}")
+print_lists(user.fetchUserLists())
+
+# Append item to list:
+print("Appending item to last list...")
+item = user.lists_[-1].append(text="this is an item")
+print_lists(user.fetchUserLists())
+
+# Modifying item
+print("Modifyng appended item...")
+item.modify(finished=True, text="this is an updated item")
+print_lists(user.fetchUserLists())
+
+# Removing item at from last list
+print("Removing the last item from the last list...")
+user.lists_[-1].remove(-1)
+print_lists(user.fetchUserLists())
+
+# Remove user list by id:
+i = user.lists_[0].id
+print(f"Removing {i}...")
+user.removeUserList(i)
+print_lists(user.fetchUserLists())

frontend/login.py

@@ -0,0 +1,93 @@
+import gettext
+import os
+import tkinter as tk
+from .user import User
+from . import message
+
+gettext.install("todo", os.path.join(os.path.dirname(__file__), "po"))
+
+
+class LoginFrame(tk.Frame):
+
+    loggedIn = False
+
+    def __init__(self, master=None, url=None) -> None:
+        """
+        Функция инициаизации класса
+        """
+        super().__init__(master)
+
+        # Иницализируем параметры окна
+        self.master = master
+        self.pack(fill=tk.BOTH, expand=1)
+
+        # self.grid(row=0, column=0, sticky=tk.N + tk.S + tk.E + tk.W)
+        # tk.Grid.rowconfigure(master, 0, weight=1)
+        # tk.Grid.columnconfigure(master, 0, weight=1)
+
+        # Иницализируем параметры пользователя
+        self.user = User(url=url)
+
+        # Настраиваем размеры и включаем иницализацию
+        self.initAUTH()
+
+    def login_clicked(self) -> None:
+        """
+        Функция авторизации
+        """
+        try:
+            self.user.auth(self.login.get(), self.password.get())
+            self.loggedIn = True
+        except Exception as ex:
+            print(ex)
+            message.invalid_login()
+
+    # Если захочется реализовать в логине
+    """
+    @property
+    def remember(self):
+        return self.rbtn_var.get()
+    """
+
+    def initAUTH(self) -> None:
+        """
+        Создает окно авторизации программы
+        """
+        # Конфигурируем сетку
+        for rows in range(25):
+            tk.Grid.rowconfigure(self, rows, weight=1)
+
+        for columns in range(25):
+            tk.Grid.columnconfigure(self, columns, weight=1)
+
+        # Подпись и поле ввода для логина
+        t = _("Введите логин")
+        login_label = tk.Label(self, text=t)
+        login_label.grid(row=9, column=12, columnspan=3, rowspan=1, sticky="nsew")
+
+        self.login = tk.Entry(self)
+        self.login.grid(row=10, column=12, columnspan=3, rowspan=1, sticky="nsew")
+
+        # Подпись и поле ввода для пароля
+        password_label = tk.Label(self, text=_("Введите пароль"))
+        password_label.grid(row=11, column=12, columnspan=3, rowspan=1, sticky="nsew")
+
+        self.password = tk.Entry(self, show="*")
+        self.password.grid(row=12, column=12, columnspan=3, rowspan=1, sticky="nsew")
+
+        # Кнопка авториазции
+        btn = tk.Button(self, text=_("Войти"), command=self.login_clicked)
+        btn.grid(row=14, column=12, columnspan=3, rowspan=1, sticky="nsew")
+
+        # Если захочется реализовать в логине
+        """
+        # Запомнить пользователя
+        self.rbtn_var = tk.IntVar(value=0)
+        rbtn = tk.Checkbutton(
+            self,
+            text="Запомнить меня",
+            variable=self.rbtn_var,
+            command=None
+        )
+        rbtn.grid(row=15, column=12, columnspan=3, rowspan=1, sticky="nsew")
+        """

frontend/message.py

@@ -0,0 +1,24 @@
+import gettext
+import os
+from tkinter import messagebox as mb
+
+gettext.install("todo", os.path.join(os.path.dirname(__file__), "po"))
+
+TITLE_INFO_BOX = _("Сообщение!")
+MESSAGE_INVALID_LOGIN = _("Неправильный логин или пароль")
+MESSAGE_EMPTY = _("Сдесь могло быть ваше сообщение")
+
+
+def infobox(msg: str = None) -> None:
+    """
+    Показывает передаваемое сообщение в messagebox
+
+    :param msg: передаваемое сообщение
+    """
+    if msg is None:
+        msg = MESSAGE_EMPTY
+    mb.showinfo(TITLE_INFO_BOX, msg)
+
+
+def invalid_login():
+    infobox(MESSAGE_INVALID_LOGIN)

frontend/po/eng/LC_MESSAGES/todo.po

@@ -0,0 +1,83 @@
+# English (United States) translations for PROJECT.
+# Copyright (C) 2021 ORGANIZATION
+# This file is distributed under the same license as the PROJECT project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2021.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PROJECT VERSION\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2021-06-06 23:42+0300\n"
+"PO-Revision-Date: 2021-06-07 00:24+0300\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language: en_US\n"
+"Language-Team: en_US <LL@li.org>\n"
+"Plural-Forms: nplurals=2; plural=(n != 1)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.1\n"
+
+#: todo_tk.py:20
+msgid "Приложение для планирования"
+msgstr "ToDo Application"
+
+#: message.py:6
+msgid "Сообщение!"
+msgstr "Message!"
+
+#: message.py:7
+msgid "Неправильный логин или пароль"
+msgstr "Wrong login or password"
+
+#: message.py:8
+msgid "Сдесь могло быть ваше сообщение"
+msgstr "This could have been your message"
+
+#: login.py:63
+msgid "Введите логин"
+msgstr "Enter your username"
+
+#: login.py:71
+msgid "Введите пароль"
+msgstr "Enter your password"
+
+#: login.py:78
+msgid "Войти"
+msgstr "Enter"
+
+#: workspace.py:17
+msgid "Не реализовано"
+msgstr "Not implemented"
+
+#: workspace.py:25
+msgid "Текст"
+msgstr "Text"
+
+#: workspace.py:28
+msgid "Выполнено"
+msgstr "Done"
+
+#: workspace.py:31
+msgid "Создано"
+msgstr "Created"
+
+#: workspace.py:60
+msgid "Удалить"
+msgstr "Delete"
+
+#: workspace.py:88
+msgid "Добавить заметку"
+msgstr "Add note"
+
+#: workspace.py:91
+msgid "Удалить лист"
+msgstr "Delete list"
+
+#: workspace.py:149
+msgid "Запомнить меня"
+msgstr "Remember me"
+
+#: workspace.py:158
+msgid "Добавить лист"
+msgstr "Add list"

frontend/todo_tk.py

@@ -1,14 +1,70 @@
 #!/usr/bin/env python3
 
+import gettext
+import os
+import sys
 import tkinter as tk
+from .login import LoginFrame
+from .workspace import WorkSpaceFrame
+from .user import User
+
+gettext.install("todo", os.path.join(os.path.dirname(__file__), "po"))
+
+if "win" in sys.platform.lower():
+    DEFAULT_URL = "http://localhost:8000"
+else:
+    DEFAULT_URL = "http://0.0.0.0:8000"
+
+BASE_W = 900
+BASE_H = 400
+
+TITLE_APP = _("Приложение для планирования")
 
 
-class Application(tk.Frame):
-    def __init__(self, master=None):
-        super().__init__(master)
+class Application(tk.Tk):
+    def __init__(self):
+        super().__init__()
+        self.center_window()
+        self.title(TITLE_APP)
+
+    def login(self):
+        """Возвращает пользователя - его можно потом сериализовать"""
+        # Пользователь сохранен! Авторизация не нужна!
+        try:
+            user = User.load()
+            if user is not None:
+                return user
+        except Exception as e:
+            print("Failed to restore login:", e)
+        # Не удалось - нужен логин
+        self.frame = LoginFrame(master=self, url=DEFAULT_URL)
+        while not self.frame.loggedIn:
+            self.update_idletasks()
+            self.update()
+        self.frame.destroy()
+        # Нужно запомнить пользователя
+        # if self.frame.remember:
+        #    self.frame.user.save()
+        return self.frame.user
+
+    def main(self, user):
+        self.frame = WorkSpaceFrame(master=self, user=user)
+        self.mainloop()
+
+    def center_window(self, width: str = BASE_W, heigh: str = BASE_H) -> None:
+        """
+        Центрирует приложение по центру экрана
+        :param width: ширина окна
+        :param heigh: высота окна
+        """
+        sw = self.winfo_screenwidth()
+        sh = self.winfo_screenheight()
+
+        x = (sw - width) / 2
+        y = (sh - heigh) / 2
+        self.geometry("%dx%d+%d+%d" % (width, heigh, x, y))
 
 
 if __name__ == "__main__":
     app = Application()
-    app.master.title("ToDo")
-    app.mainloop()
+    app.main(app.login())

frontend/user.py

@@ -0,0 +1,252 @@
+import os
+import random
+from datetime import datetime
+from types import SimpleNamespace
+
+from pathlib import Path
+
+import json
+
+from .api import UserApi
+
+LIST_UPDATEBLE = ["title"]
+TODO_ITEM_UPDATEBLE = ["text", "finished"]
+UPDATE_ERROR = "Failed to update property: {0}"
+
+DATETIME_STR = "%Y-%m-%dT%H:%M:%S.%fZ"
+
+USER_TOKEN_PATH = os.path.join(Path.home(), ".todo_config.json")
+
+
+def bad_arguments(x, d):
+    return list((set(x) - set(d)))
+
+
+def date_or_str(inpt):
+    if type(inpt) is datetime:
+        return inpt
+    elif type(inpt) is str:
+        return datetime.strptime(inpt, DATETIME_STR)
+    else:
+        return datetime.now()
+
+
+class ToDoList(object):
+    def __init__(self, id, title, created_at=None, items=None, parent=None, user=None):
+        self.id = id
+        self.title = title
+        self.items_ = [] if items is None else items
+        self.created_at = date_or_str(created_at)
+        self.user = user
+
+    def __iter__(self):
+        for item in self.items_:
+            yield item
+
+    def __getitem__(self, index):
+        return self.items_[index]
+
+    def __len__(self):
+        return len(self.items_)
+
+    def __str__(self):
+        return f"[{self.id}] {self.title}"
+
+    def index(self, value):
+        return self.items_.index(value)
+
+    def remove(self, index):
+        """
+        Remove item AT INDEX from db
+        """
+        item = self.items_[index]
+        self.items_.remove(item)
+        item.dispose()
+
+    def append(self, text):
+        """
+        Add a new item to db
+        """
+        if "DEBUG" in os.environ:
+            created_item = ToDoItem(id=random.randint(100, 1000), text=text, user=self.user)
+        else:
+            created_item = self.user.todo_items_create(parent=self.id, text=text)
+            created_item = ToDoItem(**created_item, user=self.user)
+        self.items_.append(created_item)
+        return created_item
+
+    def modify(self, **argv):
+        bad = bad_arguments(argv.keys(), LIST_UPDATEBLE)
+        if len(bad) > 0:
+            raise RuntimeError(UPDATE_ERROR.format(bad[0]))
+        for key, value in argv.items():
+            setattr(self, key, value)
+        self.sync()
+
+    def dispose(self):
+        print(f"To-do list id '{self.id}' is being disposed of...")
+        for item in self.items_:
+            item.dispose()
+        if "DEBUG" in os.environ:
+            return
+        self.user.lists_delete(self.id)
+
+    def sync(self):
+        print(f"Item '{self}' is being synchronized...")
+        if "DEBUG" in os.environ:
+            return
+        self.user.lists_update(title=self.title, id=self.id)
+
+
+class ToDoItem(object):
+    def __init__(self, id, text, finished=False, created_at=None, parent=None, user=None):
+        self.id = id
+        self.text = text
+        self.finished = finished
+        self.created_at = date_or_str(created_at)
+        self.parent = parent
+        self.user = user
+
+    def __str__(self):
+        return f"[{self.id}] {self.text}"
+
+    def modify(self, **argv):
+        bad = bad_arguments(argv.keys(), TODO_ITEM_UPDATEBLE)
+        if len(bad) > 0:
+            raise RuntimeError(UPDATE_ERROR.format(bad[0]))
+        for key, value in argv.items():
+            setattr(self, key, value)
+        self.sync()
+
+    def dispose(self):
+        print(f"To-do item id '{self.id}' is being disposed of...")
+        if "DEBUG" in os.environ:
+            return
+        self.user.todo_items_delete(self.id)
+
+    def sync(self):
+        print(f"Item '{self}' is being synchronized...")
+        if "DEBUG" in os.environ:
+            return
+        self.user.todo_items_update(
+            id=self.id, text=self.text, finished=self.finished, parent=self.parent
+        )
+
+
+def make_debug_lists():
+    return [
+        ToDoList(
+            id=i,
+            title=f"List {i}",
+            created_at=datetime.now(),
+            items=[
+                ToDoItem(id=i * 10 + j, text=f"Item {i*10+j}", created_at=datetime.now())
+                for j in range(10)
+            ],
+        )
+        for i in range(10)
+    ]
+
+
+class User(UserApi):
+    def auth(self, user, passwd):
+        """
+        Basic authentification
+        """
+        if "DEBUG" in os.environ:
+            return
+        return UserApi.auth(self, user, passwd)
+
+    def remove(self):
+        """
+        Remove the login file from homedir
+        """
+        if "DEBUG" in os.environ:
+            print("Debug mode is on - no login storing")
+            return
+        if not os.path.exists(USER_TOKEN_PATH):
+            return
+        try:
+            os.remove(USER_TOKEN_PATH)
+        except Exception as e:
+            raise RuntimeError("Failed to remove tokens:", e)
+
+    def save(self):
+        """
+        Store user token in homedir
+        """
+        if "DEBUG" in os.environ:
+            print("Debug mode is on - no login storing")
+            return
+        try:
+            with open(USER_TOKEN_PATH, "w") as handler:
+                json.dump(self.token.__dict__, handler)
+        except Exception as e:
+            raise RuntimeError("Failed to store tokens:", e)
+
+    @staticmethod
+    def load():
+        """
+        Restore user token from the file in homedir
+        """
+        if "DEBUG" in os.environ:
+            raise RuntimeError("Debug mode is on - no login storing")
+        if os.path.exists(USER_TOKEN_PATH):
+            try:
+                with open(USER_TOKEN_PATH, "r") as handler:
+                    user = User(token=SimpleNamespace(**json.load(handler)))
+                    user.refresh()
+                    return user
+            except Exception as e:
+                raise RuntimeError("Failed to restore tokens:", e)
+        return None
+
+    # Storing lists - mostly for debug purposes
+    lists_ = make_debug_lists()
+
+    def fetchUserLists(self):
+        """
+        Fetch existing user lists from the server
+        returns: fetched list of ToDoList sorted by creation datetime
+        """
+        print("Fetching lists...")
+        if "DEBUG" in os.environ:
+            return self.lists_
+        user_lists = self.lists_list()["results"]
+        user_items = self.todo_items_list()["results"]
+        todo_lists = {x["id"]: ToDoList(**x, user=self) for x in user_lists}
+        todo_items = [ToDoItem(**x, user=self) for x in user_items]
+        for todo_item in todo_items:
+            # Catching stray items
+            # if not hasattr(toDoItem, "parent"):
+            #    toDoItem.dispose()
+            #    continue
+            todo_lists[todo_item.parent].items_.append(todo_item)
+        for todo_list in todo_lists.values():
+            todo_list.items_ = sorted(todo_list.items_, key=lambda x: x.created_at)
+        self.lists_ = sorted(todo_lists.values(), key=lambda x: x.created_at)
+        return self.lists_
+
+    def removeUserList(self, id):
+        """
+        Remove existing user to-do list BY ID from the serverreturns:
+        """
+        to_remove = [item for item in self.lists_ if item.id == id][0]
+        self.lists_.remove(to_remove)
+        # if not ("DEBUG" in os.environ):
+        to_remove.dispose()
+        return self.lists_
+
+    def appendUserList(self, title):
+        """
+        Create a new user list
+        title: title of list to create
+        returns: created item
+        """
+        if "DEBUG" in os.environ:
+            item = ToDoList(id=random.randint(100, 1000), title=title, created_at=datetime.now())
+            self.lists_.append(item)
+            return item
+        created_list = self.lists_create(title=title)
+        created_list = ToDoList(**created_list)
+        return created_list

frontend/workspace.py

@@ -0,0 +1,267 @@
+import gettext
+import os
+import tkinter as tk
+
+gettext.install("todo", os.path.join(os.path.dirname(__file__), "po"))
+
+
+def str_time(time):
+    return time.strftime("%Y-%m-%d %H:%M:%S")
+
+
+TODO_ITEM_TABLE_TEXT_WIDTH = 25
+TODO_ITEM_TABLE_FINISHED_WIDTH = 20
+
+TODO_ITEM_TABLE_CREATED_AT_WIDTH = 25
+
+
+def placeholder():
+    print(_("Не реализовано"))
+
+
+class ToDoItemWidget(tk.Frame):
+    def __init__(self, *args, row_number, item, table, **argv):
+        super().__init__(*args, **argv)
+
+        self.parent = self.master
+        self.item = item
+
+        self.noteLabel = tk.Label(
+            table,
+            text=item.text,
+            width=TODO_ITEM_TABLE_TEXT_WIDTH,
+            justify="center",
+            font=("Arial", 8),
+        )
+        self.noteLabel.grid(row=row_number, column=0)
+
+        self.finished = tk.IntVar(value=int(item.finished))
+        self.finishedButton = tk.Checkbutton(
+            table,
+            variable=self.finished,
+            command=self.finishedButton_command,
+            width=TODO_ITEM_TABLE_FINISHED_WIDTH,
+            justify="center",
+        )
+        self.finishedButton.grid(row=row_number, column=1)
+
+        self.createdAt = tk.Label(
+            table,
+            text=str_time(item.created_at),
+            width=TODO_ITEM_TABLE_CREATED_AT_WIDTH,
+            justify="center",
+        )
+        self.createdAt.grid(row=row_number, column=2)
+
+        self.remove = tk.Button(
+            table,
+            text=_("Удалить"),
+            command=lambda: self.parent.remove(self.item),
+            justify="center",
+        )
+        self.remove.grid(row=row_number, column=3)
+
+    def finishedButton_command(self):
+        self.item.modify(finished=self.finished.get() > 0)
+
+
+class ToDoListWidget(tk.Frame):
+    def __init__(self, *args, delete_list, **argv):
+        super().__init__(*args, **argv)
+        self.delete_list = delete_list
+
+    def create_table_header(self, body):
+
+        header_font = ("Arial", "10", "bold")
+        text = tk.Label(
+            body,
+            text=_("Текст"),
+            width=TODO_ITEM_TABLE_TEXT_WIDTH,
+            justify="center",
+            font=header_font,
+        )
+        text.grid(row=0, column=0)
+
+        done = tk.Label(
+            body,
+            text=_("Выполнено"),
+            width=TODO_ITEM_TABLE_FINISHED_WIDTH,
+            justify="center",
+            font=header_font,
+        )
+        done.grid(row=0, column=1)
+
+        created = tk.Label(
+            body,
+            text=_("Создано"),
+            width=TODO_ITEM_TABLE_CREATED_AT_WIDTH,
+            justify="center",
+            font=header_font,
+        )
+        created.grid(row=0, column=2)
+
+    def create_table(self, itemList):
+        table = tk.LabelFrame(self, relief=tk.GROOVE)
+        table.grid()
+        self.create_table_header(table)
+
+        self.itemList = itemList
+        row_number = 1
+        for item in itemList:
+            item = ToDoItemWidget(self, row_number=row_number, item=item, table=table)
+            row_number += 1
+        return table
+
+    def create_new_item(self):
+        table = tk.LabelFrame(self, relief=tk.GROOVE)
+        table.grid()
+        self.itemToAdd = tk.Text(table, width=15, height=1)
+        self.itemToAdd.grid(row=0, column=0)
+
+        add = tk.Button(table, text=_("Добавить заметку"), command=self.add_command)
+        add.grid(row=0, column=1)
+        return table
+
+    def fill(self, itemList):
+        self.frame = tk.LabelFrame(self, relief=tk.GROOVE)
+        self.frame.grid(sticky="NEWS")
+        table = self.create_table(itemList)
+        table.grid(row=0, column=0)
+
+        new = self.create_new_item()
+        new.grid(row=2, column=0)
+
+        delete = tk.Button(self, text=_("Удалить лист"), command=self.delete_list)
+        delete.grid(row=4, column=0)
+
+    def update(self, itemList=None):
+        self.clear()
+        if itemList is None:
+            self.fill(self.itemList)
+        else:
+            self.fill(itemList)
+
+    def add_command(self):
+        self.itemList.append(self.itemToAdd.get(1.0, "end"))
+        self.update()
+
+    def remove(self, item):
+        self.itemList.remove(self.itemList.index(item))
+        self.update()
+
+    def clear(self):
+        for widget in self.winfo_children():
+            widget.destroy()
+
+
+class WorkSpaceFrame(tk.Frame):
+    def delete_list(self, *args):
+        selection = self.listBox.curselection()
+        cur = selection[0]
+        self.user.removeUserList(self.lists[cur].id)
+        self.lists = self.user.fetchUserLists()
+        self.update_lists()
+        if len(self.lists) > 1:
+            self.listBox.selection_set(first=cur - 1)
+        elif len(self.lists) > 0:
+            self.listBox.selection_set(first=0)
+
+    def __init__(self, user, master=None, url=None) -> None:
+        """
+        Функция инициаизации класса
+        """
+        super().__init__(master)
+
+        self.master = master
+        self.user = user
+
+        self.pack(fill=tk.BOTH, expand=1)
+        self.initLayout(user)
+
+    def destroy(self):
+        tk.Tk.destroy(self)
+        if self.rbtn_var.get() > 0:
+            self.user.save()
+        else:
+            self.user.remove()
+
+    def initLayout(self, user):
+
+        # Запомнить пользователя
+        self.rbtn_var = tk.IntVar(value=1)
+        rbtn = tk.Checkbutton(self, text=_("Запомнить меня"), variable=self.rbtn_var, command=None)
+        rbtn.pack(anchor="n")
+
+        # data
+        self.lists = user.fetchUserLists()
+
+        self.add_list_text = tk.Text(self, width=15, height=1)
+        self.add_list_text.pack(anchor="sw")
+
+        add = tk.Button(self, text=_("Добавить лист"), command=self.add_list)
+        add.pack(anchor="sw")
+
+        # select list box
+        self.listBox = tk.Listbox(self, width=30, selectmode=tk.SINGLE)
+        self.listBox.pack(side="left", fill="y")
+        self.listBox.bind("<<ListboxSelect>>", self.listBox_selected)
+
+        # scroll bar
+        scrollbar = tk.Scrollbar(self, orient="vertical")
+        scrollbar.config(command=self.listBox.yview)
+        scrollbar.pack(side="left", fill="y")
+
+        # add scroll bar to list box
+        self.listBox.config(yscrollcommand=scrollbar.set)
+
+        # init list view
+        self.update_lists()
+
+        # canvas for todo lists
+        canvas = tk.Canvas(self)
+        canvas.pack(side="left", fill="both", expand=1)
+        scrollbar = tk.Scrollbar(self, orient="vertical")
+        scrollbar.config(command=canvas.yview)
+        scrollbar.pack(side="left", fill="y")
+        canvas.configure(yscrollcommand=scrollbar.set)
+
+        # todo lists
+        self.toDoList = ToDoListWidget(self, delete_list=self.delete_list)
+        self.toDoList.grid_propagate(True)
+        # self.toDoList = ToDoListWidget(canvas)
+        self.toDoList.pack(side="left", fill="y")
+        canvas.bind("<Configure>", lambda *argv: canvas.configure(scrollregion=canvas.bbox("all")))
+        canvas.create_window((0, 0), window=self.toDoList, anchor="nw")
+
+        # select list!
+        if len(self.lists) > 0:
+            self.listBox.selection_set(first=0)
+            self.listBox_selected()
+
+    def update_lists(self):
+        self.listBox.delete(0, "end")
+        for item in self.lists:
+            s = f"{str(item)}: {item.created_at.strftime('%Y-%m-%d %H:%M:%S')}"
+            self.listBox.insert(tk.END, s)
+        self.listBox.pack()
+        return len(self.lists)
+
+    def add_list(self, *args):
+        text = self.add_list_text.get(1.0, "end").strip()
+        if len(text) == 0:
+            print("empty name! Not adding!")
+            return
+        self.user.appendUserList(title=text)
+        self.lists = self.user.fetchUserLists()
+
+        # fill list box
+        self.update_lists()
+        len(self.lists) > 0 and self.listBox.selection_set(first=len(self.lists) - 1)
+
+    def listBox_selected(self, *args):
+        self.toDoList.clear()
+
+        selection = self.listBox.curselection()
+        cur = selection[0]
+
+        self.toDoList.fill(self.lists[cur])

pyproject.toml

@@ -21,3 +21,15 @@ exclude = '''
   | profiling
 )/
 '''
+
+[build-system]
+requires = [
+  "setuptools",
+  "wheel",
+  "requests",
+  "build",
+  "coverage",
+  "doit"
+]
+build-backend = "setuptools.build_meta"
+

setup.cfg

@@ -0,0 +1,11 @@
+[metadata]
+name = django-todo
+version = 0.0.1
+
+[options]
+packages = frontend
+install_requires =
+    requests; python_version >= "3.6"
+
+[options.package_data]
+frontend = */*/*/todo.mo