Create fiat_currency_converter.py

blockchain_integration/pi_network/fiat_integration/fiat_currency_converter.py

@@ -0,0 +1,50 @@
+import requests
+import json
+
+class FiatCurrencyConverter:
+    def __init__(self, api_key):
+        self.api_key = api_key
+        self.exchange_rate_url = "https://api.exchangerate-api.com/v4/latest/"
+
+    def get_exchange_rate(self, base_currency, target_currency):
+        response = requests.get(self.exchange_rate_url + base_currency, params={"access_key": self.api_key})
+        data = json.loads(response.text)
+        if "rates" in data:
+            return data["rates"][target_currency]
+        else:
+            raise ValueError("Failed to retrieve exchange rate")
+
+    def convert_pi_to_fiat(self, pi_amount, fiat_currency):
+        exchange_rate = self.get_exchange_rate("USD", fiat_currency)
+        return pi_amount * exchange_rate
+
+    def convert_fiat_to_pi(self, fiat_amount, fiat_currency):
+        exchange_rate = self.get_exchange_rate(fiat_currency, "USD")
+        return fiat_amount / exchange_rate
+
+    def convert_pi_to_fiat_with_fee(self, pi_amount, fiat_currency, fee_percentage):
+        fiat_amount = self.convert_pi_to_fiat(pi_amount, fiat_currency)
+        fee = fiat_amount * (fee_percentage / 100)
+        return fiat_amount - fee
+
+    def convert_fiat_to_pi_with_fee(self, fiat_amount, fiat_currency, fee_percentage):
+        pi_amount = self.convert_fiat_to_pi(fiat_amount, fiat_currency)
+        fee = pi_amount * (fee_percentage / 100)
+        return pi_amount - fee
+
+def main():
+    converter = FiatCurrencyConverter("YOUR_API_KEY")
+    pi_amount = 100
+    fiat_currency = "EUR"
+    fiat_amount = converter.convert_pi_to_fiat(pi_amount, fiat_currency)
+    print(f"{pi_amount} Pi = {fiat_amount} {fiat_currency}")
+    fiat_amount = 1000
+    pi_amount = converter.convert_fiat_to_pi(fiat_amount, fiat_currency)
+    print(f"{fiat_amount} {fiat_currency} = {pi_amount} Pi")
+    fiat_amount = converter.convert_pi_to_fiat_with_fee(pi_amount, fiat_currency, 2)
+    print(f"{pi_amount} Pi = {fiat_amount} {fiat_currency} (with 2% fee)")
+    pi_amount = converter.convert_fiat_to_pi_with_fee(fiat_amount, fiat_currency, 2)
+    print(f"{fiat_amount} {fiat_currency} = {pi_amount} Pi (with 2% fee)")
+
+if __name__ == "__main__":
+    main()