Update app.py

app.py

@@ -1,31 +1,45 @@
 import streamlit as st
-from forex_python.converter import CurrencyRates, CurrencyCodes
 
-# Initialize currency converter
-c = CurrencyRates()
-cc = CurrencyCodes()
+# Set up the app's layout
+st.set_page_config(page_title="Currency Exchange Calculator", layout="wide")
+st.title("🌍💱 Currency Exchange Calculator")
 
-st.title("Currency Exchange Calculator 🌎💱")
+# Sidebar
+st.sidebar.title("About the App")
+st.sidebar.info("This simple currency converter allows you to exchange between commonly used currencies using predefined exchange rates.")
 
-# User input: Select currencies
-from_currency = st.selectbox("From Currency", options=list(c.get_rates("").keys()), index=0)
-to_currency = st.selectbox("To Currency", options=list(c.get_rates("").keys()), index=1)
+# Latest hardcoded exchange rates (example rates, replace with the latest you know)
+exchange_rates = {
+    "USD": 1.0,  # Base currency
+    "EUR": 0.91,
+    "GBP": 0.78,
+    "PKR": 277.5,
+    "INR": 83.2,
+    "JPY": 141.8,
+    "RMB": 7.2,
+}
 
-# User input: Enter amount
-amount = st.number_input("Enter amount to convert", min_value=0.0, value=1.0, step=0.01)
+# Main layout with two columns
+col1, col2 = st.columns(2)
 
-# Calculate exchange rate
-if st.button("Convert"):
-    try:
-        converted_amount = c.convert(from_currency, to_currency, amount)
-        symbol = cc.get_symbol(to_currency)
-        st.success(f"{amount} {from_currency} = {symbol}{converted_amount:,.2f} {to_currency}")
-    except Exception as e:
-        st.error(f"Error: {e}")
+with col1:
+    # User inputs for currency conversion
+    st.subheader("Input")
+    from_currency = st.selectbox("From Currency", options=exchange_rates.keys(), index=0)
+    to_currency = st.selectbox("To Currency", options=exchange_rates.keys(), index=1)
+    amount = st.number_input("Amount to Convert", min_value=0.0, value=1.0, step=0.01)
 
-# Display additional rates
-st.sidebar.title("Additional Features")
-if st.sidebar.checkbox("View Current Rates"):
-    rates = c.get_rates(from_currency)
-    st.sidebar.write(f"Exchange rates for {from_currency}:")
-    st.sidebar.table(rates)
+with col2:
+    # Perform conversion
+    st.subheader("Result")
+    if st.button("Convert"):
+        try:
+            # Conversion logic
+            converted_amount = amount * (exchange_rates[to_currency] / exchange_rates[from_currency])
+            st.success(f"{amount} {from_currency} = {converted_amount:,.2f} {to_currency}")
+        except Exception as e:
+            st.error(f"An error occurred: {e}")
+
+# Footer
+st.sidebar.markdown("---")
+st.sidebar.markdown("**Exchange rates are static and need to be updated manually.**")