catalogue operations, db migr and so on.

pre release version.

handlers/admins/creation.py

@@ -0,0 +1,70 @@
+from aiogram import F, Router
+from aiogram.types import CallbackQuery, Message
+from aiogram.fsm.context import FSMContext
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from dto.catalogue import NewCategoryContext
+from misc.filters import IsVerified
+from misc.kb.client import get_back_to_catalogue
+from misc.mapper import parse_cat_id
+from misc.states import AdminControlStorage
+from misc.kb.common import return_menu
+from repositories.categories import CategoriesRepository
+from services.catalogue import CatalogueService
+
+router = Router()
+
+
+@router.callback_query(IsVerified(), F.data.startswith("new:"))
+async def creation_init(
+    cb: CallbackQuery,
+    state: FSMContext,
+    session: AsyncSession,
+    catalogue_service: CatalogueService,
+):
+    await state.clear()
+
+    data = cb.data.split(":")
+    mode = data[1]
+    cat_id = data[2]
+
+    path = await catalogue_service.get_path(session, cat_id)
+
+    if mode == "category":
+        await cb.message.edit_text(
+            f"{path} <i>-> ...</i>\n\n<b>🏷️ Введите название новой категории.</b>",
+            reply_markup=get_back_to_catalogue(cat_id),
+        )
+
+        ctx = NewCategoryContext(cb.message, cat_id)
+        await state.set_state(AdminControlStorage.new_category)
+        await state.set_data({"ctx": ctx})
+
+    if mode == "product":
+        ...
+
+
+@router.message(AdminControlStorage.new_category)
+async def create_new_category(
+    msg: Message,
+    state: FSMContext,
+    session: AsyncSession,
+    categories_repo: CategoriesRepository,
+):
+    await msg.delete()
+
+    data = await state.get_data()
+    ctx: NewCategoryContext | None = data.get("ctx")
+
+    if not ctx:
+        await msg.reply("❌ Ошибка при создании категории.", reply_markup=return_menu)
+        return
+
+    category = await categories_repo.add_category(
+        session, name=msg.text, parent_id=parse_cat_id(ctx.parent_id)
+    )
+
+    await ctx.msg.edit_text(
+        f"✅ Категория {msg.text} создана успешно.",
+        reply_markup=get_back_to_catalogue(category.id, text="🛒 Перейти"),
+    )