import streamlit as st

# Sample command data (replace or expand with real commands later)
commands = {
    "LINE": {
        "description": "Creates straight line segments between two points.",
        "link": "https://www.youtube.com/watch?v=4Hsb5j5JH7A"
    },
    "CIRCLE": {
        "description": "Creates a circle based on a center point and radius.",
        "link": "https://www.youtube.com/watch?v=ZFbP13bU5Ck"
    },
    "TRIM": {
        "description": "Trims objects to meet the edges of other objects.",
        "link": "https://www.youtube.com/watch?v=8QULwXuHEjM"
    },
    "OFFSET": {
        "description": "Creates concentric circles, parallel lines, and curves at specified distances.",
        "link": "https://www.youtube.com/watch?v=3AwYIjvQqek"
    },
    "MOVE": {
        "description": "Moves objects a specified distance in a specified direction.",
        "link": "https://www.youtube.com/watch?v=gzS4h3rzFeM"
    },
    "ROTATE": {
        "description": "Rotates objects around a base point.",
        "link": "https://www.youtube.com/watch?v=s7KAMdUHz4E"
    }
    # You can add up to 200 commands here
}

# App config
st.set_page_config(page_title="AutoCAD Command Helper", layout="wide")

# Custom style
st.markdown("""
    <style>
        .stApp {
            background-color: #e6f0ff;
        }
        .title {
            font-size: 36px;
            color: #003366;
            text-align: center;
            font-weight: bold;
            margin-bottom: 30px;
        }
        .desc-box {
            background-color: white;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            margin-top: 20px;
        }
        .desc-title {
            font-size: 24px;
            color: #003366;
            font-weight: bold;
            margin-bottom: 10px;
        }
        .desc-text {
            font-size: 16px;
            color: #333333;
        }
        .desc-link a {
            font-size: 15px;
            color: #0077cc;
            text-decoration: none;
            font-weight: bold;
        }
    </style>
""", unsafe_allow_html=True)

# Title
st.markdown('<div class="title">📘 AutoCAD Command Explorer</div>', unsafe_allow_html=True)

# Layout: Dropdown on left, Description on right
col1, col2 = st.columns([1, 2])

with col1:
    selected_cmd = st.selectbox("Choose an AutoCAD Command:", list(commands.keys()), index=0)

with col2:
    cmd_data = commands[selected_cmd]
    st.markdown(f"""
        <div class="desc-box">
            <div class="desc-title">🛠️ {selected_cmd}</div>
            <div class="desc-text">{cmd_data['description']}</div>
            <div class="desc-link">
                📺 <a href="{cmd_data['link']}" target="_blank">Watch Tutorial</a>
            </div>
        </div>
    """, unsafe_allow_html=True)