Products Rendering, removal of deprecated files

misc/kb/client.py

@@ -3,7 +3,8 @@ from typing import Optional
 from aiogram.types import InlineKeyboardButton, InlineKeyboardMarkup
 from aiogram.utils.keyboard import InlineKeyboardBuilder
 
-from dto.categories import CategoryDTO
+from db.models import Category
+from db.models.products import Product
 
 
 def cart_btn(user_id: int) -> InlineKeyboardButton:
@@ -12,13 +13,15 @@ def cart_btn(user_id: int) -> InlineKeyboardButton:
     )  # TODO: Database integration, get cart items count
 
 
-def get_back_btn(
-    data: str = "menu:main", text: Optional[str] = "⬅️ Назад"
-) -> InlineKeyboardButton:
-    return InlineKeyboardButton(text=text, callback_data=data)
+def get_back_to_catalogue(
+    cat_id: int, *, text: Optional[str] = "⬅️ Назад"
+) -> InlineKeyboardMarkup:
+    return InlineKeyboardBuilder(
+        [[InlineKeyboardButton(text=text, callback_data=f"cat:{cat_id}")]]
+    ).as_markup()
 
 
-async def main_menu_kb(user_id: int) -> InlineKeyboardMarkup:
+def main_menu_kb(user_id: int) -> InlineKeyboardMarkup:
     return InlineKeyboardBuilder(
         [
             [
@@ -30,8 +33,8 @@ async def main_menu_kb(user_id: int) -> InlineKeyboardMarkup:
     ).as_markup()
 
 
-async def render_category(
-    children: list[CategoryDTO],
+def render_category(
+    children: list[Category],
     parent_id: Optional[int] = None,
     show_menu: bool = False,
 ) -> InlineKeyboardMarkup:
@@ -56,3 +59,48 @@ async def render_category(
     return InlineKeyboardBuilder(
         [btns[i : i + 2] for i in range(0, len(children), 2)] + [nav],
     ).as_markup()
+
+
+def render_products(
+    products: list[Product],
+    *,
+    cat_id: int,
+    page: int = 0,
+    show_prev: Optional[bool] = False,
+    show_next: Optional[bool] = False,
+) -> InlineKeyboardMarkup:
+    btns = [
+        [InlineKeyboardButton(text=product.name, callback_data=f"product:{product.id}")]
+        for product in products
+    ]
+
+    nav = []
+
+    if show_prev:
+        nav.append(
+            InlineKeyboardButton(
+                text="⬅️", callback_data=f"products:{cat_id}:{page - 1}"
+            )
+        )
+
+    nav.append(InlineKeyboardButton(text=str(page), callback_data="..."))
+
+    if show_next:
+        nav.append(
+            InlineKeyboardButton(
+                text="➡️", callback_data=f"products:{cat_id}:{page + 1}"
+            )
+        )
+
+    return InlineKeyboardBuilder(
+        [
+            [
+                InlineKeyboardButton(
+                    text="⬅️ Назад",
+                    callback_data=f"cat:{cat_id}",
+                )
+            ]
+        ]
+        + btns
+        + [nav]
+    ).as_markup()