import streamlit as st


# HTML for the banner "CEFE - CNRS"
bandeau_html = """
<div style="width: 100%; background-color: #4682B4; padding: 10px; margin-bottom: 10px;">
  <h1 style="text-align: center; color: white;">CEFE - CNRS</h1>
</div>
"""


# Inject the HTML code for the banner
st.markdown(bandeau_html, unsafe_allow_html=True)


# Initialize session state
if 'form_submitted' not in st.session_state:
    st.session_state['form_submitted'] = False


# Page header
with st.container():
    # Center the buttons
    st.markdown(
        """
        <style>
        .stButton>button {
            display: block;
            margin: 0 auto;
            width: 200px;
            height: 50px;
            font-size: 16px;
        }
        </style>
        """,
        unsafe_allow_html=True
    )


    # Text input fields
    with st.form(key='my_form'):
        st.markdown("#### Fill in your details: ####")


        col1, col3,col2 = st.columns((2,0.5,2))


        with col1:
            meta_contact_name = st.text_input('First and Last name :', 'Life of Brian')
            meta_project = st.text_input('Project name :', 'Life of Brian')
            meta_sample_species = st.text_input('If relevant, sample species :', 'Life of Brian')
            meta_sample_category_options = ["Soil", "Plant", "Animal", "Other"]
            meta_sample_category = st.radio("Sample category description :", meta_sample_category_options)
            meta_sample_pretreatment_options = ["Powder", "Pastile", "Liquid"]
            meta_sample_pretreatment = st.radio("Type of sample pre-treatment :", meta_sample_pretreatment_options)


        with col2:
            meta_contact_email = st.text_input('Email :', 'Example@cefe.cnrs.fr')
            meta_machine_ID = st.text_input('NIRS ID :', 'Life of Brian')
            meta_sample_sub_category_options = ["Green leave", "Leaf litter", "Litter", "Humus", "Soil", "Animal part", "Animal Powder", "Fungal sample", "Other"]
            meta_sample_sub_category = st.radio("Sample category description :", meta_sample_sub_category_options)
            meta_sample_humidity_options = ["Dry", "Fresh", "Wet"]
            meta_sample_humidity = st.radio("Humidity state of the sample:", meta_sample_humidity_options)
            meta_scan_place_options = ["Pace", "Other"]
            meta_scan_place = st.radio("If relevant, sample species :", meta_scan_place_options)


        submitted = st.form_submit_button(label='Send')


        if submitted:
            # Check if email is valid and not null
            if '@' not in meta_contact_email or meta_contact_email == '':
                st.warning("Please enter a valid email address.")
            else:
                # Save the form data here
                st.session_state['form_submitted'] = True
                st.success('Form sent successfully!')


    # Afficher les boutons seulement si le formulaire a été soumis
    if st.session_state['form_submitted']:
        # Buttons
        with st.container():
            header3, header4 = st.columns(2)
            if header3.button("Samples Selection"):
                st.session_state['current_page'] = 'pages\\1-samples_selection.py'
                st.switch_page('pages\\1-samples_selection.py')
            if header4.button("Model Creation"):
                st.session_state['current_page'] = 'pages\\2-model_creation.py'
                st.switch_page('pages\\2-model_creation.py')




# Bouton de retour à la page d'accueil
st.markdown('<div style="text-align: left;"><a href="/"> <img src="house.jpg" alt="Home" style="width:50px;height:50px;"> </a></div>', unsafe_allow_html=True)