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feat(promo): Добавлены промокоды на скидку в процентах

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This commit is contained in:
VAQYBIN
2026-01-19 03:50:33 +05:00
parent 0701af0f35
commit 3bf9acf4d4
14 changed files with 682 additions and 62 deletions
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bot/handlers/user/subscription/payment_discount_helper.py
+40
View File
@@ -0,0 +1,40 @@
"""
Helper функция для применения скидок к платежам
Используется всеми платежными обработчиками
"""
import logging
from typing import Optional, Tuple
from sqlalchemy.ext.asyncio import AsyncSession
from db.dal import active_discount_dal
async def apply_discount_to_payment(
session: AsyncSession,
user_id: int,
original_price: float,
promo_code_service=None
) -> Tuple[float, Optional[float], Optional[int]]:
"""
Apply active discount to payment if exists.
Returns:
(final_price, discount_amount, promo_code_id)
"""
if not promo_code_service:
return original_price, None, None
active_discount = await active_discount_dal.get_active_discount(session, user_id)
if not active_discount:
return original_price, None, None
# Calculate discounted price
final_price, discount_amount = promo_code_service.calculate_discounted_price(
original_price, active_discount.discount_percentage
)
logging.info(
f"Applying {active_discount.discount_percentage}% discount to payment for user {user_id}: "
f"{original_price} -> {final_price}"
)
return final_price, discount_amount, active_discount.promo_code_id
bot/handlers/user/subscription/payments_subscription.py
+27
View File
@@ -17,6 +17,7 @@ async def select_subscription_period_callback_handler(
settings: Settings,
i18n_data: dict,
session: AsyncSession,
promo_code_service=None, # Injected from dispatcher
):
current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
@@ -49,6 +50,29 @@ async def select_subscription_period_callback_handler(
stars_price = stars_price_source.get(months)
currency_symbol_val = settings.DEFAULT_CURRENCY_SYMBOL
# Check for active discount and apply if exists
discount_text = ""
if promo_code_service and price_rub:
active_discount_info = await promo_code_service.get_user_active_discount(
session, callback.from_user.id
)
if active_discount_info:
discount_pct, promo_code = active_discount_info
original_price_rub = price_rub
price_rub, discount_amt = promo_code_service.calculate_discounted_price(
price_rub, discount_pct
)
discount_text = get_text(
"active_discount_notice",
code=promo_code,
discount_pct=discount_pct,
original_price=original_price_rub,
discounted_price=price_rub,
discount_amount=discount_amt
)
# Note: Stars prices typically don't get discounts (can be added if needed)
if price_rub is None:
if traffic_mode and not price_source and stars_price is not None:
currency_methods_enabled = any(
@@ -83,6 +107,9 @@ async def select_subscription_period_callback_handler(
return
text_content = get_text("choose_payment_method_traffic") if traffic_mode else get_text("choose_payment_method")
if discount_text:
text_content = f"{discount_text}\n\n{text_content}"
reply_markup = get_payment_method_keyboard(
months,
price_rub,
bot/handlers/user/subscription/payments_yookassa.py
+30 -5
View File
@@ -13,7 +13,7 @@ from bot.keyboards.inline.user_keyboards import (
from bot.middlewares.i18n import JsonI18n
from bot.services.yookassa_service import YooKassaService
from config.settings import Settings
from db.dal import payment_dal, user_billing_dal
from db.dal import payment_dal, user_billing_dal, active_discount_dal
router = Router(name="user_subscription_payments_yookassa_router")
@@ -60,6 +60,7 @@ async def _initiate_yk_payment(
settings: Settings,
session: AsyncSession,
yookassa_service: YooKassaService,
promo_code_service, # NEW: Added promo_code_service
i18n: Optional[JsonI18n],
current_lang: str,
get_text,
@@ -77,6 +78,24 @@ async def _initiate_yk_payment(
if not callback.message:
return False
# NEW: Check for active discount and apply if exists
original_price = price_rub
discount_amount = None
active_promo_code_id = None
if promo_code_service:
active_discount = await active_discount_dal.get_active_discount(session, user_id)
if active_discount:
final_price, discount_amount = promo_code_service.calculate_discounted_price(
price_rub, active_discount.discount_percentage
)
price_rub = final_price
active_promo_code_id = active_discount.promo_code_id
logging.info(
f"Applying {active_discount.discount_percentage}% discount to YooKassa payment: "
f"{original_price} -> {price_rub}"
)
payment_description = (
get_text("payment_description_traffic", traffic_gb=_format_value(months))
if sale_mode == "traffic"
@@ -84,11 +103,14 @@ async def _initiate_yk_payment(
)
payment_record_data = {
"user_id": user_id,
"amount": price_rub,
"amount": price_rub, # Discounted amount
"original_amount": original_price if discount_amount else None, # NEW
"discount_applied": discount_amount, # NEW
"currency": currency_code_for_yk,
"status": "pending_yookassa",
"description": payment_description,
"subscription_duration_months": int(months),
"promo_code_id": active_promo_code_id, # NEW: Link to promo code
}
db_payment_record = None
@@ -319,7 +341,7 @@ async def _initiate_yk_payment(
@router.callback_query(F.data.startswith("pay_yk:"))
async def pay_yk_callback_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession):
async def pay_yk_callback_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession, promo_code_service=None):
current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
get_text = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs) if i18n else key
@@ -417,6 +439,7 @@ async def pay_yk_callback_handler(callback: types.CallbackQuery, settings: Setti
settings=settings,
session=session,
yookassa_service=yookassa_service,
promo_code_service=promo_code_service,
i18n=i18n,
current_lang=current_lang,
get_text=get_text,
@@ -435,7 +458,7 @@ async def pay_yk_callback_handler(callback: types.CallbackQuery, settings: Setti
@router.callback_query(F.data.startswith("pay_yk_new:"))
async def pay_yk_new_card_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession):
async def pay_yk_new_card_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession, promo_code_service=None):
current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
get_text = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs) if i18n else key
@@ -491,6 +514,7 @@ async def pay_yk_new_card_handler(callback: types.CallbackQuery, settings: Setti
settings=settings,
session=session,
yookassa_service=yookassa_service,
promo_code_service=promo_code_service,
i18n=i18n,
current_lang=current_lang,
get_text=get_text,
@@ -653,7 +677,7 @@ async def pay_yk_saved_list_handler(callback: types.CallbackQuery, settings: Set
@router.callback_query(F.data.startswith("pay_yk_use_saved:"))
async def pay_yk_use_saved_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession):
async def pay_yk_use_saved_handler(callback: types.CallbackQuery, settings: Settings, i18n_data: dict, yookassa_service: YooKassaService, session: AsyncSession, promo_code_service=None):
current_lang = i18n_data.get("current_language", settings.DEFAULT_LANGUAGE)
i18n: Optional[JsonI18n] = i18n_data.get("i18n_instance")
get_text = lambda key, **kwargs: i18n.gettext(current_lang, key, **kwargs) if i18n else key
@@ -752,6 +776,7 @@ async def pay_yk_use_saved_handler(callback: types.CallbackQuery, settings: Sett
settings=settings,
session=session,
yookassa_service=yookassa_service,
promo_code_service=promo_code_service,
i18n=i18n,
current_lang=current_lang,
get_text=get_text,