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Jesselyn Mu
218
login.py
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218
login.py
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import streamlit as st
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import mysql.connector
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import os
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def get_image_as_base64(image_path):
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import base64
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with open(image_path, "rb") as img_file:
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return base64.b64encode(img_file.read()).decode("utf-8")
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def navbar():
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logo_path = os.path.join(os.path.dirname(__file__), "./asset/logo.png")
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st.markdown(
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f"""
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<style>
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.navbar {{
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 10px 20px;
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font-family: 'Poppins', sans-serif;
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margin-top: 20px;
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background-color: #D0EEFF; /* Background navbar */
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border-radius: 15px; /* Membulatkan sudut navbar */
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}}
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.navbar .logo {{
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display: flex;
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align-items: center;
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gap: 15px;
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}}
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.navbar .logo img {{
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height: 40px;
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}}
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.navbar .text {{
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font-size: 18px;
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font-weight: bold;
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color: #264CBE;
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}}
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</style>
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<div class="navbar">
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<div class="logo">
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<img src="data:image/png;base64,{get_image_as_base64(logo_path)}" alt="Logo">
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<div class="text">Silahkan Login ke Akun Anda</div>
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</div>
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</div>
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""",
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unsafe_allow_html=True,
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)
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# Fungsi untuk koneksi ke database
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def connect_to_db():
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try:
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conn = mysql.connector.connect(
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host=st.secrets["mysql"]["host"],
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user=st.secrets["mysql"]["user"],
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password=st.secrets["mysql"]["password"],
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database=st.secrets["mysql"]["dbname"],
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port=st.secrets["mysql"]["port"]
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)
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st.success("Koneksi ke database berhasil!")
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return conn
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except mysql.connector.Error as e:
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st.error(f"Koneksi ke database gagal: {e}")
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return None
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# Fungsi untuk validasi login
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def validate_login(username, password):
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conn = connect_to_db()
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if conn:
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cursor = conn.cursor(dictionary=True)
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query = "SELECT * FROM user WHERE username = %s AND password = %s"
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cursor.execute(query, (username, password))
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user = cursor.fetchone()
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conn.close()
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return user
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return None
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def show_login():
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navbar()
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st.markdown("""
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<style>
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@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');
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/* Reset Layout */
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html, body, [data-testid="stAppViewContainer"] {
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margin: 0;
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padding: 0;
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height: 100%;
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width: 100%;
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font-family: 'Poppins', sans-serif;
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}
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/* Fullscreen Center */
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[data-testid="stAppViewContainer"] {
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: #f5f5f5;
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position: fixed;
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top: 0;
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left: 0;
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bottom: 0;
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right: 0;
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}
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/* Logo Styling */
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div[data-testid="stImage"] img {
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width: 100px;
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height: auto;
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margin-bottom: 20px;
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}
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/* Title Styling */
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.login-title {
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font-size: 24px;
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color: #333;
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margin-bottom: 20px;
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font-weight: 500;
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font-family: 'Poppins', sans-serif;
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}
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/* Input Fields */
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.stTextInput > div > div > input {
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background-color: #f8f9fa;
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border: 1px solid #e9ecef;
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padding: 10px;
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border-radius: 5px;
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font-family: 'Poppins', sans-serif;
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width: 100%;
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}
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/* Button Styling */
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.stButton > button {
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background-color: #264CBE;
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color: white;
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font-family: 'Poppins', sans-serif;
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font-size: 16px;
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font-weight: 600;
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border: none;
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border-radius: 5px;
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padding: 10px;
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cursor: pointer;
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margin-top: 20px;
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width: 100%;
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}
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.stButton > button:hover {
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background-color: #ffffff;
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color: #264CBE;
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}
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/* Footer */
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.footer {
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width: 100%;
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background-color: #D0EEFF;
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padding: 20px !important;
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text-align: center;
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font-family: 'Poppins', sans-serif;
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border-radius: 10px;
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margin-top: 50px !important;
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}
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.footer p {
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margin: 5px 0;
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font-size: 14px;
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color: #333333;
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}
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</style>
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""", unsafe_allow_html=True)
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# Input form
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username = st.text_input("Username", placeholder="Masukkan username")
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password = st.text_input("Password", type="password", placeholder="Masukkan password")
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# Validasi tombol login tetap tidak diubah
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if st.button("Login", key="login_button"):
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user = validate_login(username, password)
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if user:
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st.session_state['logged_in'] = True
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st.session_state['role'] = user['role'].lower()
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st.session_state['username'] = user['username']
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st.rerun()
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else:
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st.error("Username atau password salah.")
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st.markdown('</div>', unsafe_allow_html=True) # Tutup container
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st.markdown('</div>', unsafe_allow_html=True)
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# Footer
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st.markdown(
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"""
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<div class="footer">
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<p><strong>2025 © Jesselyn Mu</strong></p>
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<p>Untuk informasi lebih lanjut, dapat mengirim email ke mujesselyn@gmail.com</p>
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</div>
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""",
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unsafe_allow_html=True
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)
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def main():
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if 'logged_in' not in st.session_state:
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st.session_state['logged_in'] = False
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st.session_state['role'] = None
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st.session_state['username'] = None
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if st.session_state['logged_in']:
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role = st.session_state['role']
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if role == 'admin':
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st.switch_page("pages/prediction.py")
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elif role == 'karyawan':
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st.switch_page("pages/karyawan_form.py")
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elif role == 'pimpinan':
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st.switch_page("pages/pimpinan_form.py")
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else:
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show_login()
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if __name__ == "__main__":
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main()
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