From 860c2298bdfbecba76c0b0b6bc1b5e5926f0eaff Mon Sep 17 00:00:00 2001
From: Machka Pasla <161734431+machka-pasla@users.noreply.github.com>
Date: Fri, 25 Jul 2025 13:15:46 +0300
Subject: [PATCH] Support fiat invoices in Crypto Pay

---
 .env.example                       | 3 ++-
 README.md                          | 4 ++--
 bot/services/crypto_pay_service.py | 4 +++-
 config/settings.py                 | 3 ++-
 4 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/.env.example b/.env.example
index 9f22269..0aca6b3 100644
--- a/.env.example
+++ b/.env.example
@@ -34,7 +34,8 @@ YOOKASSA_PAYMENT_SUBJECT=payment
 # CryptoBot Payment Gateway Configuration
 CRYPTOPAY_TOKEN=
 CRYPTOPAY_NETWORK=mainnet
-CRYPTOPAY_ASSET=TON
+CRYPTOPAY_CURRENCY_TYPE=fiat
+CRYPTOPAY_ASSET=RUB
 # API key for verifying Tribute webhook signatures
 TRIBUTE_API_KEY=
 
diff --git a/README.md b/README.md
index 8610a01..70d045d 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ This Telegram bot is designed to automate the sale and management of subscriptio
 * **Subscription Management:**
     * Handles subscription purchases for various periods (1, 3, 6, 12 months).
     * Integrates with **YooKassa** for payment processing, including fiscal receipt data.
-    * Supports **Crypto Pay** for cryptocurrency payments.
+    * Supports **Crypto Pay** for payments with fiat currency (RUB by default).
     * Automatic subscription activation/extension upon successful payment.
     * Link and syncs users with a **Remnawave panel** account, primarily matching by Telegram ID.
     * Updates user status, expiration dates, traffic limits, and inbounds on the Remnawave panel.
@@ -95,7 +95,7 @@ This Telegram bot is designed to automate the sale and management of subscriptio
         * `YOOKASSA_VAT_CODE`: VAT code for items in receipt (e.g., `1` for "No VAT". Consult YooKassa documentation and tax advisor).
         * `YOOKASSA_PAYMENT_MODE`: e.g., `full_prepayment`.
         * `YOOKASSA_PAYMENT_SUBJECT`: e.g., `service`.
-    * **Crypto Pay Settings:** `CRYPTOPAY_TOKEN`, `CRYPTOPAY_NETWORK` (`mainnet` or `testnet`), `CRYPTOPAY_ASSET` (e.g., `TON`). Enable with `CRYPTOPAY_ENABLED`.
+* **Crypto Pay Settings:** `CRYPTOPAY_TOKEN`, `CRYPTOPAY_NETWORK` (`mainnet` or `testnet`), `CRYPTOPAY_CURRENCY_TYPE` (`fiat` or `crypto`), `CRYPTOPAY_ASSET` (e.g., `RUB`). Enable with `CRYPTOPAY_ENABLED`.
     * **Payment Method Toggles:** `YOOKASSA_ENABLED`, `STARS_ENABLED`, `TRIBUTE_ENABLED`, `CRYPTOPAY_ENABLED`.
     * **Subscription Options:** For each duration you can use variables like
       `1_MONTH_ENABLED`, `RUB_PRICE_1_MONTH`, `STARS_PRICE_1_MONTH`, `TRIBUTE_LINK_1_MONTH`
diff --git a/bot/services/crypto_pay_service.py b/bot/services/crypto_pay_service.py
index 636a88c..05bc388 100644
--- a/bot/services/crypto_pay_service.py
+++ b/bot/services/crypto_pay_service.py
@@ -78,7 +78,9 @@ class CryptoPayService:
         try:
             invoice = await self.client.create_invoice(
                 amount=amount,
-                asset=self.settings.CRYPTOPAY_ASSET,
+                currency_type=self.settings.CRYPTOPAY_CURRENCY_TYPE,
+                fiat=self.settings.CRYPTOPAY_ASSET if self.settings.CRYPTOPAY_CURRENCY_TYPE == "fiat" else None,
+                asset=self.settings.CRYPTOPAY_ASSET if self.settings.CRYPTOPAY_CURRENCY_TYPE == "crypto" else None,
                 description=description,
                 payload=payload,
             )
diff --git a/config/settings.py b/config/settings.py
index d8c8e97..929f4f3 100644
--- a/config/settings.py
+++ b/config/settings.py
@@ -37,7 +37,8 @@ class Settings(BaseSettings):
 
     CRYPTOPAY_TOKEN: Optional[str] = None
     CRYPTOPAY_NETWORK: str = Field(default="mainnet")
-    CRYPTOPAY_ASSET: str = Field(default="TON")
+    CRYPTOPAY_CURRENCY_TYPE: str = Field(default="fiat")
+    CRYPTOPAY_ASSET: str = Field(default="RUB")
     CRYPTOPAY_ENABLED: bool = Field(default=True)
 
     YOOKASSA_ENABLED: bool = Field(default=True)