Update app.py

app.py

@@ -0,0 +1,143 @@
+import streamlit as st
+from datetime import datetime
+
+st.set_page_config(
+    page_title="FIT Plan AI - Milestone 1",
+    page_icon="💪",
+    layout="centered"
+)
+
+st.title("💪 FIT Plan AI – Personalized Fitness Profile")
+st.markdown("---")
+
+if "form_submitted" not in st.session_state:
+    st.session_state.form_submitted = False
+
+with st.form("fitness_profile_form"):
+    st.header("📋 Your Fitness Profile")
+    st.subheader("👤 Personal Information")
+
+    col1, col2 = st.columns(2)
+
+    with col1:
+        name = st.text_input("Full Name *")
+        height = st.number_input("Height (cm) *", min_value=1.0, max_value=300.0, value=170.0)
+
+    with col2:
+        age = st.number_input("Age", min_value=10, max_value=120, value=25)
+        weight = st.number_input("Weight (kg) *", min_value=1.0, max_value=500.0, value=70.0)
+
+    gender = st.selectbox("Gender", ["Male", "Female", "Other"])
+
+    st.subheader("🎯 Fitness Details")
+
+    goal = st.selectbox(
+        "Fitness Goal *",
+        ["Weight Loss", "Build Muscle", "Strength Gain", "Abs Building", "Flexibility"]
+    )
+
+    equipment = st.multiselect(
+        "Available Equipment *",
+        [
+            "Dumbbells",
+            "Resistance Bands",
+            "Barbell",
+            "Pull-up Bar",
+            "Treadmill",
+            "Kettlebells",
+            "Jump Rope",
+            "Yoga Mat",
+            "No Equipment (Bodyweight only)"
+        ],
+        default=["No Equipment (Bodyweight only)"]
+    )
+
+    fitness_level = st.select_slider(
+        "Fitness Level *",
+        options=["Beginner", "Intermediate", "Advanced"],
+        value="Beginner"
+    )
+
+    st.markdown("---")
+    submit = st.form_submit_button("Submit Profile", use_container_width=True)
+
+def bmi_category(bmi):
+    if bmi < 18.5:
+        return "Underweight"
+    elif bmi < 25:
+        return "Normal"
+    elif bmi < 30:
+        return "Overweight"
+    else:
+        return "Obese"
+
+if submit:
+    if not name:
+        st.error("Please enter your name.")
+        st.stop()
+
+    if not equipment:
+        st.error("Please select at least one equipment option.")
+        st.stop()
+
+    height_m = height / 100
+    bmi = round(weight / (height_m ** 2), 2)
+    bmi_status = bmi_category(bmi)
+
+    st.success("✅ Profile Submitted Successfully!")
+
+    st.session_state.update({
+        "form_submitted": True,
+        "name": name,
+        "bmi": bmi,
+        "bmi_status": bmi_status,
+        "age": age,
+        "goal": goal,
+        "equipment": equipment,
+        "fitness_level": fitness_level,
+        "height": height,
+        "weight": weight,
+        "gender": gender
+    })
+
+if st.session_state.form_submitted:
+    st.markdown("---")
+    st.success(f"Welcome, **{st.session_state.name}**!")
+
+    col1, col2, col3 = st.columns(3)
+    col1.metric("📊 BMI", st.session_state.bmi)
+    col2.metric("🏷 Category", st.session_state.bmi_status)
+    col3.metric("🏋️ Level", st.session_state.fitness_level)
+
+    st.markdown("---")
+
+    report_text = f"""
+FIT PLAN AI - PROFILE REPORT
+Generated on: {datetime.now().strftime("%Y-%m-%d %H:%M:%S")}
+
+Name: {st.session_state.name}
+Age: {st.session_state.age}
+Gender: {st.session_state.gender}
+Height: {st.session_state.height} cm
+Weight: {st.session_state.weight} kg
+
+BMI: {st.session_state.bmi}
+Category: {st.session_state.bmi_status}
+
+Goal: {st.session_state.goal}
+Level: {st.session_state.fitness_level}
+Equipment: {', '.join(st.session_state.equipment)}
+
+Stay consistent and trust the process!
+"""
+
+    st.download_button(
+        "📥 Download Profile Report",
+        data=report_text,
+        file_name=f"FITPlanAI_{st.session_state.name}_Profile.txt",
+        mime="text/plain",
+        use_container_width=True
+    )
+
+st.markdown("---")
+st.caption("FIT Plan AI - Milestone 1 | BMI Calculator")