Enhance promo code management in admin panel with detailed views and export functionality

- Introduced a new method to retrieve detailed promo code information, improving the clarity of promo management.
- Added functionality to export promo code activations to CSV, enhancing data accessibility for admins.
- Streamlined the handling of promo code edits and improved user prompts for better interaction.
- Updated localization files to reflect new messages and ensure consistency across the admin panel.

bot/handlers/admin/promo/manage.py

@@ -1,4 +1,6 @@
 import logging
+import csv
+import io
 from aiogram import Router, F, types
 from aiogram.filters import StateFilter
 from aiogram.fsm.context import FSMContext
@@ -17,10 +19,45 @@ from bot.middlewares.i18n import JsonI18n
 router = Router(name="promo_manage_router")
 
 
-async def view_promo_codes_handler(callback: types.CallbackQuery,
+async def get_promo_detail_text_and_keyboard(promo_id: int, session: AsyncSession, i18n: JsonI18n, current_lang: str):
-                                   i18n_data: dict, settings: Settings,
+    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
-                                   session: AsyncSession):
+    promo = await promo_code_dal.get_promo_code_by_id(session, promo_id)
-    """View all active promo codes"""
+    if not promo:
+        return None, None
+
+    status = _("admin_promo_status_active") if promo.is_active else _("admin_promo_status_inactive")
+    if promo.valid_until and promo.valid_until < datetime.now(timezone.utc):
+        status = _("admin_promo_status_expired")
+    elif promo.current_activations >= promo.max_activations:
+        status = _("admin_promo_status_used_up")
+
+    validity = _("admin_promo_valid_indefinitely")
+    if promo.valid_until:
+        validity = promo.valid_until.strftime("%d.%m.%Y %H:%M")
+
+    created = promo.created_at.strftime("%d.%m.%Y %H:%M") if promo.created_at else "N/A"
+
+    text = "\n".join([
+        _("admin_promo_card_title", code=promo.code),
+        _("admin_promo_card_bonus_days", days=promo.bonus_days),
+        _("admin_promo_card_activations", current=promo.current_activations, max=promo.max_activations),
+        _("admin_promo_card_validity", validity=validity),
+        _("admin_promo_card_status", status=status),
+        _("admin_promo_card_created", created=created),
+        _("admin_promo_card_created_by", creator=promo.created_by_admin_id)
+    ])
+
+    builder = InlineKeyboardBuilder()
+    builder.row(InlineKeyboardButton(text=_("admin_promo_edit_button"), callback_data=f"promo_edit_select:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_toggle_status_button"), callback_data=f"promo_toggle:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_view_activations_button"), callback_data=f"promo_activations:{promo_id}:0"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_delete_button"), callback_data=f"promo_delete:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_back_to_list_button"), callback_data="admin_action:promo_management"))
+
+    return text, builder.as_markup()
+
+
+async def view_promo_codes_handler(callback: types.CallbackQuery, i18n_data: dict, settings: Settings, session: AsyncSession):
     current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
     if not i18n or not callback.message:
@@ -28,53 +65,19 @@ async def view_promo_codes_handler(callback: types.CallbackQuery,
         return
     _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
 
-    try:
+    promo_models = await promo_code_dal.get_all_active_promo_codes(session, limit=20, offset=0)
-        promo_models = await promo_code_dal.get_all_active_promo_codes(session,
+    text = f"{_('admin_active_promos_list_header')}\n\n{_('admin_no_active_promos')}" if not promo_models else "\n".join(
-                                                                       limit=20,
+        [_("admin_active_promos_list_header"), ""] + [
-                                                                       offset=0)
+            f"🎟 <code>{p.code}</code> | 🎁 {p.bonus_days}д | 📊 {p.current_activations}/{p.max_activations} | ⏰ {p.valid_until.strftime('%d.%m.%Y') if p.valid_until else _('admin_promo_valid_indefinitely')}"
-        
+            for p in promo_models
-        if not promo_models:
+        ]
-            text = f"{_('admin_active_promos_list_header')}\n\n{_('admin_no_active_promos')}"
+    )
-        else:
+    
-            lines = [_("admin_active_promos_list_header"), ""]
+    await callback.message.edit_text(text, reply_markup=get_back_to_admin_panel_keyboard(current_lang, i18n), parse_mode="HTML")
-            
+    await callback.answer()
-            for promo in promo_models:
-                validity_str = _("admin_promo_valid_indefinitely")
-                if promo.valid_until:
-                    validity_str = promo.valid_until.strftime("%d.%m.%Y")
-                
-                lines.append(
-                    f"🎟 <code>{promo.code}</code> | "
-                    f"🎁 {promo.bonus_days}д | "
-                    f"📊 {promo.current_activations}/{promo.max_activations} | "
-                    f"⏰ {validity_str}"
-                )
-            
-            text = "\n".join(lines)
-        
-        try:
-            await callback.message.edit_text(
-                text,
-                reply_markup=get_back_to_admin_panel_keyboard(current_lang, i18n),
-                parse_mode="HTML"
-            )
-        except Exception:
-            await callback.message.answer(
-                text,
-                reply_markup=get_back_to_admin_panel_keyboard(current_lang, i18n),
-                parse_mode="HTML"
-            )
-        await callback.answer()
-        
-    except Exception as e:
-        logging.error(f"Error viewing promo codes: {e}")
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
 
 
-async def promo_management_handler(callback: types.CallbackQuery,
+async def promo_management_handler(callback: types.CallbackQuery, i18n_data: dict, settings: Settings, session: AsyncSession):
-                                   i18n_data: dict, settings: Settings,
-                                   session: AsyncSession):
-    """Main promo management interface"""
     current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
     if not i18n or not callback.message:
@@ -82,301 +85,251 @@ async def promo_management_handler(callback: types.CallbackQuery,
         return
     _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
 
-    try:
+    promo_models = await promo_code_dal.get_all_promo_codes_with_details(session, limit=50, offset=0)
-        promo_models = await promo_code_dal.get_all_promo_codes_with_details(session, limit=50, offset=0)
+    if not promo_models:
-        
+        await callback.message.edit_text(_("admin_promo_management_empty"), reply_markup=get_back_to_admin_panel_keyboard(current_lang, i18n), parse_mode="HTML")
-        if not promo_models:
-            text = _("admin_promo_management_empty")
-            await callback.message.edit_text(
-                text,
-                reply_markup=get_back_to_admin_panel_keyboard(current_lang, i18n),
-                parse_mode="HTML"
-            )
-            await callback.answer()
-            return
-        
-        builder = InlineKeyboardBuilder()
-        text = _("admin_promo_management_title")
-        
-        for promo in promo_models:
-            builder.row(
-                InlineKeyboardButton(
-                    text=f"📝 {promo.code}",
-                    callback_data=f"promo_detail:{promo.promo_code_id}"
-                )
-            )
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("back_to_admin_panel_button"),
-                callback_data="admin_action:main"
-            )
-        )
-        
-        try:
-            await callback.message.edit_text(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
-        except Exception:
-            await callback.message.answer(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
         await callback.answer()
-        
+        return
-    except Exception as e:
+
-        logging.error(f"Error in promo management: {e}")
+    builder = InlineKeyboardBuilder()
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
+    for promo in promo_models:
+        builder.row(InlineKeyboardButton(text=f"📝 {promo.code}", callback_data=f"promo_detail:{promo.promo_code_id}"))
+    builder.row(InlineKeyboardButton(text=_("back_to_admin_panel_button"), callback_data="admin_action:main"))
+    
+    await callback.message.edit_text(_("admin_promo_management_title"), reply_markup=builder.as_markup(), parse_mode="HTML")
+    await callback.answer()
 
 
 @router.callback_query(F.data.startswith("promo_detail:"))
-async def promo_detail_handler(callback: types.CallbackQuery,
+async def promo_detail_handler(callback: types.CallbackQuery, i18n_data: dict, session: AsyncSession):
-                             i18n_data: dict, settings: Settings,
-                             session: AsyncSession):
-    """Show detailed promo code information with management options"""
-    current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
-    if not i18n or not callback.message:
+    current_lang = i18n_data.get("current_language")
+    if not i18n or not callback.message or not current_lang:
         await callback.answer("Error processing request.", show_alert=True)
         return
-    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
+    
-
     try:
         promo_id = int(callback.data.split(":")[1])
-        promo = await promo_code_dal.get_promo_code_by_id(session, promo_id)
+        text, keyboard = await get_promo_detail_text_and_keyboard(promo_id, session, i18n, current_lang)
-        
+        if text:
-        if not promo:
+            await callback.message.edit_text(text, reply_markup=keyboard, parse_mode="HTML")
-            await callback.answer(_("admin_promo_not_found"), show_alert=True)
+        else:
-            return
+            await callback.answer(i18n.gettext(current_lang, "admin_promo_not_found"), show_alert=True)
-        
+    except (ValueError, IndexError):
-        status = _("admin_promo_status_active") if promo.is_active else _("admin_promo_status_inactive")
+        await callback.answer(i18n.gettext(current_lang, "admin_promo_not_found"), show_alert=True)
-        if promo.valid_until and promo.valid_until < datetime.now(timezone.utc):
+    await callback.answer()
-            status = _("admin_promo_status_expired")
-        elif promo.current_activations >= promo.max_activations:
-            status = _("admin_promo_status_used_up")
-
-        validity = _("admin_promo_valid_indefinitely")
-        if promo.valid_until:
-            validity = promo.valid_until.strftime("%d.%m.%Y %H:%M")
-        
-        created = promo.created_at.strftime("%d.%m.%Y %H:%M") if promo.created_at else "N/A"
-        
-        text = "\n".join([
-            _("admin_promo_card_title", code=promo.code),
-            _("admin_promo_card_bonus_days", days=promo.bonus_days),
-            _("admin_promo_card_activations", current=promo.current_activations, max=promo.max_activations),
-            _("admin_promo_card_validity", validity=validity),
-            _("admin_promo_card_status", status=status),
-            _("admin_promo_card_created", created=created),
-            _("admin_promo_card_created_by", creator=promo.created_by_admin_id)
-        ])
-        
-        # Create management buttons
-        builder = InlineKeyboardBuilder()
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("admin_promo_edit_button"),
-                callback_data=f"promo_edit:{promo_id}"
-            )
-        )
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("admin_promo_toggle_status_button"),
-                callback_data=f"promo_toggle:{promo_id}"
-            )
-        )
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("admin_promo_view_activations_button"),
-                callback_data=f"promo_activations:{promo_id}"
-            )
-        )
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("admin_promo_delete_button"),
-                callback_data=f"promo_delete:{promo_id}"
-            )
-        )
-        
-        builder.row(
-            InlineKeyboardButton(
-                text=_("admin_promo_back_to_list_button"),
-                callback_data="admin_action:promo_management"
-            )
-        )
-        
-        try:
-            await callback.message.edit_text(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
-        except Exception:
-            await callback.message.answer(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
-        await callback.answer()
-        
-    except ValueError:
-        await callback.answer(_("admin_promo_not_found"), show_alert=True)
-    except Exception as e:
-        logging.error(f"Error in promo detail: {e}")
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
 
 
 @router.callback_query(F.data.startswith("promo_toggle:"))
-async def promo_toggle_handler(callback: types.CallbackQuery, i18n_data: dict,
+async def promo_toggle_handler(callback: types.CallbackQuery, i18n_data: dict, session: AsyncSession):
-                               settings: Settings, session: AsyncSession):
-    """Toggle promo code active status"""
-    current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
-    if not i18n:
+    current_lang = i18n_data.get("current_language")
-        await callback.answer("Language service error.", show_alert=True)
+    if not i18n or not callback.message or not current_lang:
-        return
+        return await callback.answer("Language service error.", show_alert=True)
     _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
-
+    
     try:
         promo_id = int(callback.data.split(":")[1])
         promo = await promo_code_dal.get_promo_code_by_id(session, promo_id)
-        
         if not promo:
-            await callback.answer(_("admin_promo_not_found"), show_alert=True)
+            return await callback.answer(_("admin_promo_not_found"), show_alert=True)
-            return
+
-        
         new_status = not promo.is_active
-        update_data = {"is_active": new_status}
+        if await promo_code_dal.update_promo_code(session, promo_id, {"is_active": new_status}):
-        
-        updated = await promo_code_dal.update_promo_code(session, promo_id, update_data)
-        if updated:
             await session.commit()
             status_text = _("admin_promo_status_activated") if new_status else _("admin_promo_status_deactivated")
-            await callback.answer(
+            await callback.answer(_("admin_promo_toggle_success", code=promo.code, status=status_text))
-                _("admin_promo_toggle_success", code=promo.code, status=status_text)
+            
-            )
+            text, keyboard = await get_promo_detail_text_and_keyboard(promo_id, session, i18n, current_lang)
-            # Refresh the detail view
+            if text:
-            callback.data = f"promo_detail:{promo_id}"
+                await callback.message.edit_text(text, reply_markup=keyboard, parse_mode="HTML")
-            await promo_detail_handler(callback, i18n_data, settings, session)
         else:
             await callback.answer(_("error_occurred_try_again"), show_alert=True)
-            
+    except (ValueError, IndexError):
-    except ValueError:
         await callback.answer(_("admin_promo_not_found"), show_alert=True)
-    except Exception as e:
-        logging.error(f"Error toggling promo: {e}")
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
 
 
 @router.callback_query(F.data.startswith("promo_activations:"))
-async def promo_activations_handler(callback: types.CallbackQuery, i18n_data: dict,
+async def promo_activations_handler(callback: types.CallbackQuery, i18n_data: dict, settings: Settings, session: AsyncSession):
-                                    settings: Settings, session: AsyncSession):
-    """Show promo code activations"""
-    current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
-    if not i18n or not callback.message:
+    current_lang = i18n_data.get("current_language")
-        await callback.answer("Error processing request.", show_alert=True)
+    if not i18n or not callback.message or not current_lang:
-        return
+        return await callback.answer("Error processing request.", show_alert=True)
+    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
+
+    try:
+        parts = callback.data.split(":")
+        promo_id = int(parts[1])
+        page = int(parts[2])
+        page_size = settings.LOGS_PAGE_SIZE
+
+        promo = await promo_code_dal.get_promo_code_by_id(session, promo_id)
+        if not promo:
+            return await callback.answer(_("admin_promo_not_found"), show_alert=True)
+
+        total_activations = await promo_code_dal.count_promo_activations_by_code_id(session, promo_id)
+        activations = await promo_code_dal.get_promo_activations_by_code_id(session, promo_id, limit=page_size, offset=page * page_size)
+        
+        builder = InlineKeyboardBuilder()
+        if not activations:
+            text = _("admin_promo_no_activations", code=promo.code)
+        else:
+            text = _("admin_promo_activations_header", code=promo.code) + "\n\n"
+            text += "\n".join([_("admin_promo_activation_item", user_id=a.user_id, date=a.activated_at.strftime("%d.%m.%Y %H:%M")) for a in activations])
+
+        nav_buttons = []
+        if page > 0:
+            nav_buttons.append(InlineKeyboardButton(text="⬅️", callback_data=f"promo_activations:{promo_id}:{page-1}"))
+        if (page + 1) * page_size < total_activations:
+            nav_buttons.append(InlineKeyboardButton(text="➡️", callback_data=f"promo_activations:{promo_id}:{page+1}"))
+        if nav_buttons:
+            builder.row(*nav_buttons)
+
+        builder.row(InlineKeyboardButton(text=_("admin_promo_export_csv_button"), callback_data=f"promo_export:{promo_id}"))
+        builder.row(InlineKeyboardButton(text=_("admin_promo_back_to_detail_button"), callback_data=f"promo_detail:{promo_id}"))
+
+        await callback.message.edit_text(text, reply_markup=builder.as_markup(), parse_mode="HTML")
+    except (ValueError, IndexError):
+        await callback.answer(_("admin_promo_not_found"), show_alert=True)
+    await callback.answer()
+
+
+@router.callback_query(F.data.startswith("promo_export:"))
+async def promo_export_activations_handler(callback: types.CallbackQuery, i18n_data: dict, session: AsyncSession):
+    i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
+    current_lang = i18n_data.get("current_language")
+    if not i18n or not callback.message or not current_lang:
+        return await callback.answer("Error processing request.", show_alert=True)
     _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
 
     try:
         promo_id = int(callback.data.split(":")[1])
         promo = await promo_code_dal.get_promo_code_by_id(session, promo_id)
-        
         if not promo:
-            await callback.answer(_("admin_promo_not_found"), show_alert=True)
+            return await callback.answer(_("admin_promo_not_found"), show_alert=True)
-            return
+
-        
         activations = await promo_code_dal.get_promo_activations_by_code_id(session, promo_id)
-        
         if not activations:
-            text = _("admin_promo_no_activations", code=promo.code)
+            return await callback.answer(_("admin_promo_no_activations", code=promo.code), show_alert=True)
-        else:
+
-            text_lines = [
+        output = io.StringIO()
-                _("admin_promo_activations_header", code=promo.code)
+        writer = csv.writer(output)
-            ]
+        writer.writerow(["User ID", "Activation Date"])
-            for activation in activations[:20]:
+        for act in activations:
-                text_lines.append(
+            writer.writerow([act.user_id, act.activated_at.strftime("%Y-%m-%d %H:%M:%S")])
-                    _("admin_promo_activation_item",
-                      user_id=activation.user_id,
-                      date=activation.activated_at.strftime("%d.%m.%Y %H:%M"))
-                )
-            if len(activations) > 20:
-                text_lines.append(f"\n... (еще {len(activations) - 20})")
-            text = "\n".join(text_lines)
         
-        builder = InlineKeyboardBuilder()
+        output.seek(0)
-        builder.row(
+        file = types.BufferedInputFile(output.getvalue().encode('utf-8'), filename=f"promo_{promo.code}_activations.csv")
-            InlineKeyboardButton(
+        await callback.message.answer_document(file, caption=_("admin_promo_export_caption", code=promo.code))
-                text=_("admin_promo_back_to_detail_button"),
+
-                callback_data=f"promo_detail:{promo_id}"
+    except (ValueError, IndexError):
-            )
-        )
-        
-        try:
-            await callback.message.edit_text(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
-        except Exception:
-            await callback.message.answer(
-                text,
-                reply_markup=builder.as_markup(),
-                parse_mode="HTML"
-            )
-        await callback.answer()
-        
-    except ValueError:
         await callback.answer(_("admin_promo_not_found"), show_alert=True)
-    except Exception as e:
+    await callback.answer()
-        logging.error(f"Error viewing activations: {e}")
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
 
 
 @router.callback_query(F.data.startswith("promo_delete:"))
-async def promo_delete_handler(callback: types.CallbackQuery, i18n_data: dict,
+async def promo_delete_handler(callback: types.CallbackQuery, i18n_data: dict, session: AsyncSession):
-                               settings: Settings, session: AsyncSession):
-    """Delete promo code"""
-    current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
     i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
-    if not i18n:
+    current_lang = i18n_data.get("current_language")
-        await callback.answer("Language service error.", show_alert=True)
+    if not i18n or not callback.message or not current_lang:
-        return
+        return await callback.answer("Language service error.", show_alert=True)
     _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
 
     try:
         promo_id = int(callback.data.split(":")[1])
         promo = await promo_code_dal.delete_promo_code(session, promo_id)
-        
         if promo:
             await session.commit()
-            await callback.answer(
+            await callback.answer(_("admin_promo_deleted_success", code=promo.code), show_alert=True)
-                _("admin_promo_deleted_success", code=promo.code)
+            await promo_management_handler(callback, i18n_data, {}, session) # Settings not needed here
-            )
-            # Go back to management
-            callback.data = "admin_action:promo_management"
-            await promo_management_handler(callback, i18n_data, settings, session)
         else:
             await callback.answer(_("admin_promo_not_found"), show_alert=True)
-            
+    except (ValueError, IndexError):
-    except ValueError:
         await callback.answer(_("admin_promo_not_found"), show_alert=True)
-    except Exception as e:
-        logging.error(f"Error deleting promo: {e}")
-        await callback.answer(_("error_occurred_try_again"), show_alert=True)
 
 
-# Legacy handlers that redirect to new system
+# --- Promo Edit Handlers ---
-async def manage_promo_codes_handler(callback: types.CallbackQuery,
+@router.callback_query(F.data.startswith("promo_edit_select:"))
-                                     i18n_data: dict, settings: Settings,
+async def promo_edit_select_handler(callback: types.CallbackQuery, i18n_data: dict):
-                                     session: AsyncSession):
+    i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
-    """Redirect to new unified handler"""
+    current_lang = i18n_data.get("current_language")
+    if not i18n or not callback.message or not current_lang:
+        return
+    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
+    promo_id = int(callback.data.split(":")[1])
+    
+    builder = InlineKeyboardBuilder()
+    builder.row(InlineKeyboardButton(text=_("admin_promo_edit_bonus_days"), callback_data=f"promo_edit_field:bonus_days:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_edit_max_activations"), callback_data=f"promo_edit_field:max_activations:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_edit_validity"), callback_data=f"promo_edit_field:valid_until:{promo_id}"))
+    builder.row(InlineKeyboardButton(text=_("admin_promo_back_to_detail_button"), callback_data=f"promo_detail:{promo_id}"))
+    
+    await callback.message.edit_text(_("admin_promo_edit_select_field"), reply_markup=builder.as_markup())
+    await callback.answer()
+
+
+@router.callback_query(F.data.startswith("promo_edit_field:"))
+async def promo_edit_field_handler(callback: types.CallbackQuery, state: FSMContext, i18n_data: dict):
+    i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
+    current_lang = i18n_data.get("current_language")
+    if not i18n or not callback.message or not current_lang: return
+    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
+    
+    _, field, promo_id_str = callback.data.split(":")
+    await state.update_data(promo_id=int(promo_id_str), field_to_edit=field)
+    
+    prompts = {
+        "bonus_days": "admin_promo_prompt_bonus_days",
+        "max_activations": "admin_promo_prompt_max_activations",
+        "valid_until": "admin_promo_prompt_validity_days"
+    }
+    await state.set_state(AdminStates.waiting_for_promo_edit_details)
+    await callback.message.edit_text(_(prompts.get(field, "error_occurred_try_again")))
+    await callback.answer()
+
+@router.message(StateFilter(AdminStates.waiting_for_promo_edit_details))
+async def process_promo_edit_details(message: types.Message, state: FSMContext, session: AsyncSession, i18n_data: dict):
+    i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
+    current_lang = i18n_data.get("current_language")
+    if not i18n or not message or not current_lang: return
+    _ = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs)
+    
+    data = await state.get_data()
+    promo_id = data.get("promo_id")
+    field = data.get("field_to_edit")
+    
+    try:
+        value = message.text
+        update_data = {}
+        
+        if field == "bonus_days":
+            update_data["bonus_days"] = int(value)
+        elif field == "max_activations":
+            update_data["max_activations"] = int(value)
+        elif field == "valid_until":
+            if value.lower() in ['0', 'вечно', 'бессрочно', 'indefinite']:
+                 update_data["valid_until"] = None
+            else:
+                days = int(value)
+                update_data["valid_until"] = datetime.now(timezone.utc) + timedelta(days=days)
+
+        if await promo_code_dal.update_promo_code(session, promo_id, update_data):
+            await session.commit()
+            await message.answer(_("admin_promo_edit_success"))
+            
+            # Reset state and show updated details
+            await state.clear()
+            text, keyboard = await get_promo_detail_text_and_keyboard(promo_id, session, i18n, current_lang)
+            if text:
+                await message.answer(text, reply_markup=keyboard, parse_mode="HTML")
+        else:
+            await message.answer(_("error_occurred_try_again"))
+            await state.clear()
+
+    except (ValueError, TypeError):
+        await message.answer(_("admin_promo_invalid_input"))
+        # Don't clear state, let them try again
+
+
+async def manage_promo_codes_handler(callback: types.CallbackQuery, i18n_data: dict, settings: Settings, session: AsyncSession):
     await promo_management_handler(callback, i18n_data, settings, session)

db/dal/promo_code_dal.py

@@ -10,7 +10,6 @@ from db.models import PromoCode, PromoCodeActivation, User, Payment
 
 async def create_promo_code(session: AsyncSession,
                             promo_data: Dict[str, Any]) -> PromoCode:
-
     new_promo = PromoCode(**promo_data)
     session.add(new_promo)
     await session.flush()
@@ -65,24 +64,25 @@ async def get_all_promo_codes_with_details(session: AsyncSession, limit: int = 5
     return result.scalars().all()
 
 
-async def get_promo_code_by_id(session: AsyncSession, promo_id: int) -> Optional[PromoCode]:
+async def get_promo_activations_by_code_id(session: AsyncSession, promo_code_id: int, limit: Optional[int] = None, offset: int = 0) -> List[PromoCodeActivation]:
-    """Get promo code by ID"""
+    """Get activation history for a specific promo code with optional pagination."""
-    stmt = select(PromoCode).where(PromoCode.promo_code_id == promo_id)
-    result = await session.execute(stmt)
-    return result.scalar_one_or_none()
-
-
-async def get_promo_activations_by_code_id(session: AsyncSession, promo_code_id: int) -> List:
-    """Get activation history for a specific promo code"""
-    from db.models import PromoCodeActivation
     stmt = (select(PromoCodeActivation)
             .where(PromoCodeActivation.promo_code_id == promo_code_id)
             .order_by(PromoCodeActivation.activated_at.desc())
-            .limit(50))  # Limit to last 50 activations
+            .offset(offset))
+    if limit is not None:
+        stmt = stmt.limit(limit)
     result = await session.execute(stmt)
     return result.scalars().all()
 
 
+async def count_promo_activations_by_code_id(session: AsyncSession, promo_code_id: int) -> int:
+    """Count total activations for a specific promo code."""
+    stmt = select(func.count()).select_from(PromoCodeActivation).where(PromoCodeActivation.promo_code_id == promo_code_id)
+    result = await session.execute(stmt)
+    return result.scalar_one()
+
+
 async def update_promo_code(session: AsyncSession, promo_id: int,
                             update_data: Dict[str, Any]) -> Optional[PromoCode]:
     promo = await get_promo_code_by_id(session, promo_id)
@@ -99,6 +99,11 @@ async def delete_promo_code(session: AsyncSession, promo_id: int) -> Optional[Pr
     promo = await get_promo_code_by_id(session, promo_id)
     if not promo:
         return None
+    # First, delete related activations due to foreign key constraint
+    activations = await get_promo_activations_by_code_id(session, promo_id)
+    for activation in activations:
+        await session.delete(activation)
+    
     await session.delete(promo)
     await session.flush()
     return promo
@@ -124,7 +129,6 @@ async def increment_promo_code_usage(
 async def get_user_activation_for_promo(
         session: AsyncSession, promo_code_id: int,
         user_id: int) -> Optional[PromoCodeActivation]:
-
     stmt = select(PromoCodeActivation).where(
         PromoCodeActivation.promo_code_id == promo_code_id,
         PromoCodeActivation.user_id == user_id).limit(1)
@@ -137,7 +141,6 @@ async def record_promo_activation(
         promo_code_id: int,
         user_id: int,
         payment_id: Optional[int] = None) -> Optional[PromoCodeActivation]:
-
     existing_activation = await get_user_activation_for_promo(
         session, promo_code_id, user_id)
     if existing_activation:
@@ -162,7 +165,6 @@ async def record_promo_activation(
             logging.error(
                 f"Cannot record promo activation: Payment {payment_id} not found."
             )
-
             return None
 
     activation_data = {

locales/en.json

@@ -161,9 +161,20 @@
   "admin_promo_edit_button": "✏️ Edit",
   "admin_promo_delete_button": "🗑 Delete",
   "admin_promo_edit_prompt": "Send new details for <code>{code}</code> in format: CODE BONUS_DAYS MAX_USES [VALIDITY_DAYS]",
-  "admin_promo_updated_success": "Promo <code>{code}</code> updated.",
+  "admin_promo_updated_success": "Promo {code} updated.",
-  "admin_promo_deleted_success": "Promo <code>{code}</code> deleted.",
+  "admin_promo_deleted_success": "Promo {code} deleted.",
   "admin_promo_not_found": "Promo not found.",
+  "admin_promo_export_csv_button": "📄 Export to CSV",
+  "admin_promo_export_caption": "📄 Activations for promo code {code}",
+  "admin_promo_edit_select_field": "Select a field to edit:",
+  "admin_promo_prompt_bonus_days": "Enter the new number of bonus days:",
+  "admin_promo_prompt_max_activations": "Enter the new maximum number of activations:",
+  "admin_promo_prompt_validity_days": "Enter the new validity period in days (0 for indefinite):",
+  "admin_promo_edit_success": "Promo code updated successfully.",
+  "admin_promo_invalid_input": "Invalid input, please try again.",
+  "admin_promo_edit_bonus_days": "🎁 Bonus Days",
+  "admin_promo_edit_max_activations": "🔢 Max Activations",
+  "admin_promo_edit_validity": "⏰ Validity",
 
   "admin_ban_user_prompt": "Enter user ID or @username to ban:",
   "admin_user_not_found_in_bot_db": "User <code>{user_id}</code> not found in bot database.",

locales/ru.json

@@ -161,9 +161,20 @@
   "admin_promo_edit_button": "✏️ Изменить",
   "admin_promo_delete_button": "🗑 Удалить",
   "admin_promo_edit_prompt": "Отправьте новые данные для <code>{code}</code> в формате: КОД ДНИ_БОНУСА МАКС_АКТИВАЦИЙ [СРОК]",
-  "admin_promo_updated_success": "Промокод <code>{code}</code> обновлен.",
+  "admin_promo_updated_success": "Промокод {code} обновлен.",
-  "admin_promo_deleted_success": "Промокод <code>{code}</code> удален.",
+  "admin_promo_deleted_success": "Промокод {code} удален.",
   "admin_promo_not_found": "Промокод не найден.",
+  "admin_promo_export_csv_button": "📄 Экспорт в CSV",
+  "admin_promo_export_caption": "📄 Активации промокода {code}",
+  "admin_promo_edit_select_field": "Выберите поле для редактирования:",
+  "admin_promo_prompt_bonus_days": "Введите новое количество бонусных дней:",
+  "admin_promo_prompt_max_activations": "Введите новое максимальное количество активаций:",
+  "admin_promo_prompt_validity_days": "Введите новый срок действия в днях (0 для бессрочного):",
+  "admin_promo_edit_success": "Промокод успешно обновлен.",
+  "admin_promo_invalid_input": "Неверный ввод, попробуйте еще раз.",
+  "admin_promo_edit_bonus_days": "🎁 Бонусные дни",
+  "admin_promo_edit_max_activations": "🔢 Макс. активации",
+  "admin_promo_edit_validity": "⏰ Срок действия",
 
   "admin_ban_user_prompt": "Введите ID или @username пользователя для блокировки:",
   "admin_user_not_found_in_bot_db": "Пользователь <code>{user_id}</code> не найден в базе данных бота.",