app.py

import streamlit as st

# Title and Description
st.title("Brick Masonry Estimator")
st.write("""
This app estimates the number of bricks and mortar required to construct a wall based on the wall dimensions and brick size.
""")

# Input Fields
st.header("Input Wall Dimensions and Brick Size")
wall_length = st.number_input("Wall Length (meters)", min_value=0.0, step=0.1, value=5.0)
wall_height = st.number_input("Wall Height (meters)", min_value=0.0, step=0.1, value=3.0)
brick_length = st.number_input("Brick Length (cm)", min_value=0.0, step=0.1, value=20.0)
brick_height = st.number_input("Brick Height (cm)", min_value=0.0, step=0.1, value=10.0)

# Calculation
if st.button("Calculate"):
    # Convert dimensions to consistent units (meters to centimeters)
    wall_area = wall_length * wall_height * 10000  # m² to cm²
    brick_area = brick_length * brick_height       # cm²

    if brick_area > 0:
        total_bricks = wall_area / brick_area
        mortar_percentage = 0.10  # Assume 10% of volume is mortar
        mortar_volume = (wall_length * wall_height * 0.2) * mortar_percentage  # Assuming 20cm wall thickness

        # Output
        st.subheader("Results")
        st.write(f"**Total Bricks Required:** {int(total_bricks)} bricks")
        st.write(f"**Mortar Volume Required:** {round(mortar_volume, 2)} cubic meters")
    else:
        st.error("Brick dimensions must be greater than 0.")

# Footer
st.write("---")
st.write("Created by: [Your Name]")