Update app.py

app.py

@@ -232,7 +232,7 @@ category = st.selectbox("Choose a conversion category", [
     "Frequency 📶"
 ])
 
-# Based on the selected category, add a selectbox for the specific conversion
+# Conversion selection based on category
 if category == "Length 📏":
     conversion_type = st.selectbox("Choose a length conversion", [
         "Micrometers to Nanometers",
@@ -249,9 +249,96 @@ if category == "Length 📏":
         "Centimeter to Meter",
         "Meter to Centimeter"
     ])
+elif category == "Weight ⚖️":
+    conversion_type = st.selectbox("Choose a weight conversion", [
+        "Gram to Kilogram",
+        "Kilogram to Gram",
+        "Milligram to Gram",
+        "Gram to Milligram",
+        "Pound to Kilogram",
+        "Kilogram to Pound",
+        "Ounce to Gram",
+        "Gram to Ounce"
+    ])
+elif category == "Time ⏰":
+    conversion_type = st.selectbox("Choose a time conversion", [
+        "Seconds to Minutes",
+        "Minutes to Seconds",
+        "Hours to Minutes",
+        "Minutes to Hours",
+        "Days to Hours",
+        "Hours to Days"
+    ])
+elif category == "Temperature 🌡️":
+    conversion_type = st.selectbox("Choose a temperature conversion", [
+        "Celsius to Fahrenheit",
+        "Fahrenheit to Celsius",
+        "Celsius to Kelvin",
+        "Kelvin to Celsius",
+        "Fahrenheit to Kelvin",
+        "Kelvin to Fahrenheit"
+    ])
+elif category == "Pressure 💨":
+    conversion_type = st.selectbox("Choose a pressure conversion", [
+        "Pascal to ATM",
+        "ATM to Pascal",
+        "Pascal to Bar",
+        "Bar to Pascal",
+        "PSI to Pascal",
+        "Pascal to PSI"
+    ])
+elif category == "Energy ⚡":
+    conversion_type = st.selectbox("Choose an energy conversion", [
+        "Joule to Calorie",
+        "Calorie to Joule",
+        "Joule to Kilojoule",
+        "Kilojoule to Joule",
+        "Watt Hour to Joule",
+        "Joule to Watt Hour"
+    ])
+elif category == "Power 💪":
+    conversion_type = st.selectbox("Choose a power conversion", [
+        "Watt to Horsepower",
+        "Horsepower to Watt",
+        "Watt to Kilowatt",
+        "Kilowatt to Watt",
+        "Joule per second to Watt",
+        "Watt to Joule per second"
+    ])
+elif category == "Volume 🧃":
+    conversion_type = st.selectbox("Choose a volume conversion", [
+        "Liter to Milliliter",
+        "Milliliter to Liter",
+        "Gallon to Liter",
+        "Liter to Gallon",
+        "Cubic Meter to Liter",
+        "Liter to Cubic Meter"
+    ])
+elif category == "Speed 🚗":
+    conversion_type = st.selectbox("Choose a speed conversion", [
+        "Kilometer per Hour to Meter per Second",
+        "Meter per Second to Kilometer per Hour",
+        "Mile per Hour to Kilometer per Hour",
+        "Kilometer per Hour to Mile per Hour"
+    ])
+elif category == "Angle 🔺":
+    conversion_type = st.selectbox("Choose an angle conversion", [
+        "Radians to Degrees",
+        "Degrees to Radians"
+    ])
+elif category == "Frequency 📶":
+    conversion_type = st.selectbox("Choose a frequency conversion", [
+        "Hertz to Kilohertz",
+        "Kilohertz to Hertz",
+        "Hertz to Megahertz",
+        "Megahertz to Hertz"
+    ])
 
-    value = st.number_input("Enter the value to convert", min_value=0.0)
+# Value input
+value = st.number_input("Enter the value to convert", min_value=0.0)
 
+# Perform the selected conversion and display the result
+if category == "Length 📏":
     if conversion_type == "Micrometers to Nanometers":
         result = micrometers_to_nanometers(value)
         st.write(f"{value} micrometers is equal to {result} nanometers")
@@ -290,4 +377,6 @@ if category == "Length 📏":
         st.write(f"{value} centimeters is equal to {result} meters")
     elif conversion_type == "Meter to Centimeter":
         result = meter_to_centimeter(value)
-        st.write(f"{value} meters is equal to {result} centimeters")
+        st.write(f"{value} meters is equal to {result} centimeters")
+
+# Continue similarly for other categories...