import streamlit as st
import pandas as pd
import plotly.express as px
import joblib
from prophet.plot import plot_plotly

st.title("Daily Female Births Forecasting 🍼")

# Modeli yükle
model = joblib.load("src/daily_births_model.pkl")

# Veri yükleme
df = pd.read_csv('src/daily-total-female-births.csv')
df['Date'] = pd.to_datetime(df['Date'])
forecast = df.rename(columns={'Date': 'ds', 'Births': 'y'})

# Kullanıcıdan tahmin gün sayısı al
days_to_forecast = st.number_input("Gelecek kaç günü tahmin etmek istersiniz?", min_value=1, max_value=365, value=30)

# Gelecek tarihleri oluştur
future = model.make_future_dataframe(periods=days_to_forecast)
prediction = model.predict(future)

st.subheader("Tahmin Grafiği")
fig = plot_plotly(model, prediction)
st.plotly_chart(fig, use_container_width=True)

st.subheader("Tahmin Verisi")
st.dataframe(prediction[['ds', 'yhat', 'yhat_lower', 'yhat_upper']].tail(days_to_forecast))