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import streamlit as st
import pandas as pd
import plotly.express as px
import matplotlib.pyplot as plt
import numpy as np
import lightgbm as lgb
from sklearn.feature_extraction.text import TfidfVectorizer
from sklearn.metrics.pairwise import cosine_similarity
from sklearn.metrics import mean_absolute_error, mean_squared_error
# Page configuration
st.set_page_config(page_title="Customer Insights App", page_icon=":bar_chart:")
# Load CSV files
df = pd.read_csv("df_clean.csv")
nombres_proveedores = pd.read_csv("nombres_proveedores.csv", sep=';')
euros_proveedor = pd.read_csv("euros_proveedor.csv", sep=',')
ventas_clientes = pd.read_csv("ventas_clientes.csv", sep=',')
customer_clusters = pd.read_csv('predicts/customer_clusters.csv')
df_agg_2024 = pd.read_csv('predicts/df_agg_2024.csv')
# Ensure customer codes are strings
df['CLIENTE'] = df['CLIENTE'].astype(str)
nombres_proveedores['codigo'] = nombres_proveedores['codigo'].astype(str)
euros_proveedor['CLIENTE'] = euros_proveedor['CLIENTE'].astype(str)
customer_clusters['cliente_id'] = customer_clusters['cliente_id'].astype(str)
fieles_df = pd.read_csv("clientes_relevantes.csv")
cestas = pd.read_csv("cestas.csv")
productos = pd.read_csv("productos.csv")
df_agg_2024['cliente_id'] = df_agg_2024['cliente_id'].astype(str)
# Convert columns in euros_proveedor to numeric
for col in euros_proveedor.columns:
if col != 'CLIENTE':
euros_proveedor[col] = pd.to_numeric(euros_proveedor[col], errors='coerce')
# Check for NaN values in euros_proveedor
if euros_proveedor.isna().any().any():
st.warning("Some values in euros_proveedor couldn't be converted to numbers. Please review the input data.")
# Ignore the last two columns in df
df = df.iloc[:, :-2]
# Function to get supplier name
def get_supplier_name(code):
code = str(code)
name = nombres_proveedores[nombres_proveedores['codigo'] == code]['nombre'].values
return name[0] if len(name) > 0 else code
# Function to create radar chart using Plotly
def radar_chart(categories, values, amounts, title):
fig = px.line_polar(
r=values,
theta=categories,
line_close=True,
labels={'r': '% Units Sold', 'theta': 'Manufacturers'},
title=title,
)
fig.add_scatterpolar(
r=amounts,
theta=categories,
line_close=True,
name="Spend (€)",
mode="lines+markers"
)
fig.update_traces(fill='toself')
return fig
# Main page design
st.title("Welcome to Customer Insights App")
st.markdown("""
This app helps businesses analyze customer behaviors and provide personalized recommendations based on purchase history.
Use the tools below to dive deeper into your customer data.
""")
# Navigation menu
page = st.selectbox("Select the tool you want to use", ["", "Customer Analysis", "Articles Recommendations"])
# Home Page
if page == "":
st.markdown("## Welcome to the Customer Insights App")
st.write("Use the dropdown menu to navigate between the different sections.")
# Customer Analysis Page
elif page == "Customer Analysis":
st.title("Customer Analysis")
st.markdown("Use the tools below to explore your customer data.")
partial_code = st.text_input("Enter part of Customer Code (or leave empty to see all)")
if partial_code:
filtered_customers = df[df['CLIENTE'].str.contains(partial_code)]
else:
filtered_customers = df
customer_list = filtered_customers['CLIENTE'].unique()
customer_code = st.selectbox("Select Customer Code", customer_list)
if st.button("Calcular"):
if customer_code:
customer_match = customer_clusters[customer_clusters['cliente_id'] == customer_code]
if not customer_match.empty:
cluster = customer_match['cluster_id'].values[0]
st.write(f"Customer {customer_code} belongs to cluster {cluster}")
# Load the corresponding model
model_path = f'models/modelo_cluster_{cluster}.txt'
gbm = lgb.Booster(model_file=model_path)
st.write(f"Loaded model for cluster {cluster}")
# Load predict data for that cluster
predict_data = pd.read_csv(f'predicts/predict_cluster_{cluster}.csv')
predict_data['cliente_id'] = predict_data['cliente_id'].astype(str)
# Filter for the specific customer
customer_data = predict_data[predict_data['cliente_id'] == customer_code]
if not customer_data.empty:
lag_features = [f'precio_total_lag_{lag}' for lag in range(1, 25)]
features = lag_features + ['mes', 'marca_id_encoded', 'año', 'cluster_id']
X_predict = customer_data[features]
# Convert categorical features to 'category' dtype
categorical_features = ['mes', 'marca_id_encoded', 'cluster_id']
for feature in categorical_features:
X_predict[feature] = X_predict[feature].astype('category')
# Make Prediction for the selected customer
y_pred = gbm.predict(X_predict, num_iteration=gbm.best_iteration)
# Results DataFrame
results = customer_data[['cliente_id', 'marca_id_encoded', 'fecha_mes']].copy()
results['ventas_predichas'] = y_pred
# Load actual sales data
actual_sales = df_agg_2024[df_agg_2024['cliente_id'] == customer_code]
if not actual_sales.empty:
results = results.merge(
actual_sales[['cliente_id', 'marca_id_encoded', 'fecha_mes', 'precio_total']],
on=['cliente_id', 'marca_id_encoded', 'fecha_mes'],
how='left'
)
results.rename(columns={'precio_total': 'ventas_reales'}, inplace=True)
results['ventas_reales'].fillna(0, inplace=True)
# Calculate error metrics
valid_results = results.dropna(subset=['ventas_reales'])
if not valid_results.empty:
mae = mean_absolute_error(valid_results['ventas_reales'], valid_results['ventas_predichas'])
mape = np.mean(np.abs((valid_results['ventas_reales'] - valid_results['ventas_predichas']) / valid_results['ventas_reales'])) * 100
rmse = np.sqrt(mean_squared_error(valid_results['ventas_reales'], valid_results['ventas_predichas']))
st.write(f"MAE: {mae:.2f}")
st.write(f"MAPE: {mape:.2f}%")
st.write(f"RMSE: {rmse:.2f}")
# Plot radar chart
top_units = df[df["CLIENTE"] == str(customer_code)].iloc[:, 1:].T
top_sales = euros_proveedor[euros_proveedor["CLIENTE"] == str(customer_code)].iloc[:, 1:].T
combined_top = pd.concat([top_units, top_sales]).index.unique()[:20]
combined_data = pd.DataFrame({
'units': top_units.loc[combined_top, top_units.columns[0]],
'sales': top_sales.loc[combined_top, top_sales.columns[0]]
}).fillna(0)
manufacturers = [get_supplier_name(m) for m in combined_data.index]
values = combined_data['units'].tolist()
amounts = combined_data['sales'].tolist()
fig = radar_chart(manufacturers, values, amounts, f'Radar Chart for Customer {customer_code}')
st.plotly_chart(fig)
# Articles Recommendations Page
elif page == "Articles Recommendations":
st.title("Articles Recommendations")
st.markdown("""
Get tailored recommendations for your customers based on their basket.
""")
partial_code = st.text_input("Enter part of Customer Code for Recommendations (or leave empty to see all)")
if partial_code:
filtered_customers = df[df['CLIENTE'].str.contains(partial_code)]
else:
filtered_customers = df
customer_list = filtered_customers['CLIENTE'].unique()
customer_code = st.selectbox("Select Customer Code for Recommendations", [""] + list(customer_list))
if customer_code:
option = st.selectbox("Select Recommendation Type", ["Select an option", "By Purchase History", "By Current Basket"])
if option == "By Current Basket":
st.write("Select the items and assign quantities for the basket:")
available_articles = productos['ARTICULO'].unique()
selected_articles = st.multiselect("Select Articles", available_articles)
quantities = {article: st.number_input(f"Quantity for {article}", min_value=0, step=1) for article in selected_articles}
if st.button("Calcular"):
new_basket = [f"{article} x{quantities[article]}" for article in selected_articles if quantities[article] > 0]
if new_basket:
def recomienda(new_basket):
tfidf = TfidfVectorizer()
tfidf_matrix = tfidf.fit_transform(cestas['Cestas'])
new_basket_tfidf = tfidf.transform([' '.join(new_basket)])
similarities = cosine_similarity(new_basket_tfidf, tfidf_matrix)
similar_indices = similarities.argsort()[0][-3:]
recommendations_count = {}
total_similarity = 0
for idx in similar_indices:
sim_score = similarities[0][idx]
total_similarity += sim_score
products = cestas.iloc[idx]['Cestas'].split()
for product in products:
if product not in new_basket:
recommendations_count[product] = recommendations_count.get(product, 0) + sim_score
recommendations_with_prob = [(prod, score / total_similarity) for prod, score in recommendations_count.items()]
recommendations_with_prob.sort(key=lambda x: x[1], reverse=True)
recommendations_df = pd.DataFrame({
'ARTICULO': [r[0] for r in recommendations_with_prob],
'PROBABILIDAD': [r[1] for r in recommendations_with_prob]
})
return recommendations_df
recommendations_df = recomienda(new_basket)
st.dataframe(recommendations_df)
else:
st.warning("Please select at least one article and set its quantity.")
# import streamlit as st
# import pandas as pd
# import plotly.express as px
# import matplotlib.pyplot as plt
# import numpy as np
# import lightgbm as lgb
# from sklearn.feature_extraction.text import TfidfVectorizer
# from sklearn.metrics.pairwise import cosine_similarity
# from sklearn.metrics import mean_absolute_error, mean_squared_error
# # Page configuration
# st.set_page_config(page_title="Customer Insights App", page_icon=":bar_chart:")
# # Load CSV files at the top
# df = pd.read_csv("df_clean.csv")
# nombres_proveedores = pd.read_csv("nombres_proveedores.csv", sep=';')
# euros_proveedor = pd.read_csv("euros_proveedor.csv", sep=',')
# ventas_clientes = pd.read_csv("ventas_clientes.csv", sep=',')
# customer_clusters = pd.read_csv('predicts/customer_clusters.csv') # Load the customer clusters here
# df_agg_2024 = pd.read_csv('predicts/df_agg_2024.csv')
# # Ensure customer codes are strings
# df['CLIENTE'] = df['CLIENTE'].astype(str)
# nombres_proveedores['codigo'] = nombres_proveedores['codigo'].astype(str)
# euros_proveedor['CLIENTE'] = euros_proveedor['CLIENTE'].astype(str)
# customer_clusters['cliente_id'] = customer_clusters['cliente_id'].astype(str) # Ensure customer IDs are strings
# fieles_df = pd.read_csv("clientes_relevantes.csv")
# cestas = pd.read_csv("cestas.csv")
# productos = pd.read_csv("productos.csv")
# df_agg_2024['cliente_id'] = df_agg_2024['cliente_id'].astype(str)
# # Convert all columns except 'CLIENTE' to float in euros_proveedor
# for col in euros_proveedor.columns:
# if col != 'CLIENTE':
# euros_proveedor[col] = pd.to_numeric(euros_proveedor[col], errors='coerce')
# # Check for NaN values after conversion
# if euros_proveedor.isna().any().any():
# st.warning("Some values in euros_proveedor couldn't be converted to numbers. Please review the input data.")
# # Ignore the last two columns of df
# df = df.iloc[:, :-2]
# # Function to get supplier name
# def get_supplier_name(code):
# code = str(code) # Ensure code is a string
# name = nombres_proveedores[nombres_proveedores['codigo'] == code]['nombre'].values
# return name[0] if len(name) > 0 else code
# # Function to create radar chart with square root transformation
# def radar_chart(categories, values, amounts, title):
# N = len(categories)
# angles = [n / float(N) * 2 * np.pi for n in range(N)]
# angles += angles[:1]
# fig, ax = plt.subplots(figsize=(12, 12), subplot_kw=dict(projection='polar'))
# # Apply square root transformation
# sqrt_values = np.sqrt(values)
# sqrt_amounts = np.sqrt(amounts)
# max_sqrt_value = max(sqrt_values)
# normalized_values = [v / max_sqrt_value for v in sqrt_values]
# # Adjust scaling for spend values
# max_sqrt_amount = max(sqrt_amounts)
# scaling_factor = 0.7 # Adjust this value to control how much the spend values are scaled up
# normalized_amounts = [min((a / max_sqrt_amount) * scaling_factor, 1.0) for a in sqrt_amounts]
# normalized_values += normalized_values[:1]
# ax.plot(angles, normalized_values, 'o-', linewidth=2, color='#FF69B4', label='% Units (sqrt)')
# ax.fill(angles, normalized_values, alpha=0.25, color='#FF69B4')
# normalized_amounts += normalized_amounts[:1]
# ax.plot(angles, normalized_amounts, 'o-', linewidth=2, color='#4B0082', label='% Spend (sqrt)')
# ax.fill(angles, normalized_amounts, alpha=0.25, color='#4B0082')
# ax.set_xticks(angles[:-1])
# ax.set_xticklabels(categories, size=8, wrap=True)
# ax.set_ylim(0, 1)
# circles = np.linspace(0, 1, 5)
# for circle in circles:
# ax.plot(angles, [circle]*len(angles), '--', color='gray', alpha=0.3, linewidth=0.5)
# ax.set_yticklabels([])
# ax.spines['polar'].set_visible(False)
# plt.title(title, size=16, y=1.1)
# plt.legend(loc='upper right', bbox_to_anchor=(1.3, 1.1))
# return fig
# # Main page design
# st.title("Welcome to Customer Insights App")
# st.markdown("""
# This app helps businesses analyze customer behaviors and provide personalized recommendations based on purchase history.
# Use the tools below to dive deeper into your customer data.
# """)
# # Navigation menu
# page = st.selectbox("Select the tool you want to use", ["", "Customer Analysis", "Articles Recommendations"])
# # Home Page
# if page == "":
# st.markdown("## Welcome to the Customer Insights App")
# st.write("Use the dropdown menu to navigate between the different sections.")
# # Customer Analysis Page
# elif page == "Customer Analysis":
# st.title("Customer Analysis")
# st.markdown("Use the tools below to explore your customer data.")
# partial_code = st.text_input("Enter part of Customer Code (or leave empty to see all)")
# if partial_code:
# filtered_customers = df[df['CLIENTE'].str.contains(partial_code)]
# else:
# filtered_customers = df
# customer_list = filtered_customers['CLIENTE'].unique()
# customer_code = st.selectbox("Select Customer Code", customer_list)
# if st.button("Calcular"):
# if customer_code:
# # Find Customer's Cluster
# customer_match = customer_clusters[customer_clusters['cliente_id'] == customer_code]
# if not customer_match.empty:
# cluster = customer_match['cluster_id'].values[0]
# st.write(f"Customer {customer_code} belongs to cluster {cluster}")
# # Load the Corresponding Model
# model_path = f'models/modelo_cluster_{cluster}.txt'
# gbm = lgb.Booster(model_file=model_path)
# st.write(f"Loaded model for cluster {cluster}")
# # Inspect the model
# st.write("### Model Information:")
# st.write(f"Number of trees: {gbm.num_trees()}")
# st.write(f"Number of features: {gbm.num_feature()}")
# st.write("Feature names:")
# st.write(gbm.feature_name())
# # Load predict data for that cluster
# predict_data = pd.read_csv(f'predicts/predict_cluster_{cluster}.csv')
# # Convert cliente_id to string
# predict_data['cliente_id'] = predict_data['cliente_id'].astype(str)
# st.write("### Predict Data DataFrame:")
# st.write(predict_data.head())
# st.write(f"Shape: {predict_data.shape}")
# # Filter for the specific customer
# customer_code_str = str(customer_code)
# customer_data = predict_data[predict_data['cliente_id'] == customer_code_str]
# # Add debug statements
# st.write(f"Unique customer IDs in predict data: {predict_data['cliente_id'].unique()}")
# st.write(f"Customer code we're looking for: {customer_code_str}")
# st.write("### Customer Data:")
# st.write(customer_data.head())
# st.write(f"Shape: {customer_data.shape}")
# if not customer_data.empty:
# # Define features consistently with the training process
# lag_features = [f'precio_total_lag_{lag}' for lag in range(1, 25)]
# features = lag_features + ['mes', 'marca_id_encoded', 'año', 'cluster_id']
# # Prepare data for prediction
# X_predict = customer_data[features]
# # Convert categorical features to 'category' dtype
# categorical_features = ['mes', 'marca_id_encoded', 'cluster_id']
# for feature in categorical_features:
# X_predict[feature] = X_predict[feature].astype('category')
# st.write("### Features for Prediction:")
# st.write(X_predict.head())
# st.write(f"Shape: {X_predict.shape}")
# st.write("Data types:")
# st.write(X_predict.dtypes)
# # Make Prediction for the selected customer
# y_pred = gbm.predict(X_predict, num_iteration=gbm.best_iteration)
# st.write("### Prediction Results:")
# st.write(f"Type of y_pred: {type(y_pred)}")
# st.write(f"Shape of y_pred: {y_pred.shape}")
# st.write("First few predictions:")
# st.write(y_pred[:5])
# # Reassemble the results
# results = customer_data[['cliente_id', 'marca_id_encoded', 'fecha_mes']].copy()
# results['ventas_predichas'] = y_pred
# st.write("### Results DataFrame:")
# st.write(results.head())
# st.write(f"Shape: {results.shape}")
# st.write(f"Predicted total sales for Customer {customer_code}: {results['ventas_predichas'].sum():.2f}")
# # Load actual data
# actual_sales = df_agg_2024[df_agg_2024['cliente_id'] == customer_code_str]
# st.write("### Actual Sales DataFrame:")
# st.write(actual_sales.head())
# st.write(f"Shape: {actual_sales.shape}")
# if not actual_sales.empty:
# results = results.merge(actual_sales[['cliente_id', 'marca_id_encoded', 'fecha_mes', 'precio_total']],
# on=['cliente_id', 'marca_id_encoded', 'fecha_mes'],
# how='left')
# results.rename(columns={'precio_total': 'ventas_reales'}, inplace=True)
# results['ventas_reales'].fillna(0, inplace=True)
# st.write("### Final Results DataFrame:")
# st.write(results.head())
# st.write(f"Shape: {results.shape}")
# # Calculate metrics only for non-null actual sales
# valid_results = results.dropna(subset=['ventas_reales'])
# if not valid_results.empty:
# mae = mean_absolute_error(valid_results['ventas_reales'], valid_results['ventas_predichas'])
# mape = np.mean(np.abs((valid_results['ventas_reales'] - valid_results['ventas_predichas']) / valid_results['ventas_reales'])) * 100
# rmse = np.sqrt(mean_squared_error(valid_results['ventas_reales'], valid_results['ventas_predichas']))
# st.write(f"Actual total sales for Customer {customer_code}: {valid_results['ventas_reales'].sum():.2f}")
# st.write(f"MAE: {mae:.2f}")
# st.write(f"MAPE: {mape:.2f}%")
# st.write(f"RMSE: {rmse:.2f}")
# # Analysis of results
# threshold_good = 100 # You may want to adjust this threshold
# if mae < threshold_good:
# st.success(f"Customer {customer_code} is performing well based on the predictions.")
# else:
# st.warning(f"Customer {customer_code} is not performing well based on the predictions.")
# else:
# st.warning(f"No actual sales data found for customer {customer_code} in df_agg_2024.")
# st.write("### Debug Information for Radar Chart:")
# st.write(f"Shape of customer_data: {customer_data.shape}")
# st.write(f"Shape of euros_proveedor: {euros_proveedor.shape}")
# # Get percentage of units sold for each manufacturer
# customer_df = df[df["CLIENTE"] == str(customer_code)] # Get the customer data
# all_manufacturers = customer_df.iloc[:, 1:].T # Exclude CLIENTE column (manufacturers are in columns)
# all_manufacturers.index = all_manufacturers.index.astype(str)
# # Get total sales for each manufacturer from euros_proveedor
# customer_euros = euros_proveedor[euros_proveedor["CLIENTE"] == str(customer_code)]
# sales_data = customer_euros.iloc[:, 1:].T # Exclude CLIENTE column
# sales_data.index = sales_data.index.astype(str)
# # Remove the 'CLIENTE' row from sales_data to avoid issues with mixed types
# sales_data_filtered = sales_data.drop(index='CLIENTE', errors='ignore')
# # Ensure all values are numeric
# sales_data_filtered = sales_data_filtered.apply(pd.to_numeric, errors='coerce')
# all_manufacturers = all_manufacturers.apply(pd.to_numeric, errors='coerce')
# # Sort manufacturers by percentage of units and get top 10
# top_units = all_manufacturers.sort_values(by=all_manufacturers.columns[0], ascending=False).head(10)
# # Sort manufacturers by total sales and get top 10
# top_sales = sales_data_filtered.sort_values(by=sales_data_filtered.columns[0], ascending=False).head(10)
# # Combine top manufacturers from both lists and get up to 20 unique manufacturers
# combined_top = pd.concat([top_units, top_sales]).index.unique()[:20]
# # Filter out manufacturers that are not present in both datasets
# combined_top = [m for m in combined_top if m in all_manufacturers.index and m in sales_data_filtered.index]
# st.write(f"Number of combined top manufacturers: {len(combined_top)}")
# if combined_top:
# # Create a DataFrame with combined data for these top manufacturers
# combined_data = pd.DataFrame({
# 'units': all_manufacturers.loc[combined_top, all_manufacturers.columns[0]],
# 'sales': sales_data_filtered.loc[combined_top, sales_data_filtered.columns[0]]
# }).fillna(0)
# # Sort by units, then by sales
# combined_data_sorted = combined_data.sort_values(by=['units', 'sales'], ascending=False)
# # Filter out manufacturers with 0 units
# non_zero_manufacturers = combined_data_sorted[combined_data_sorted['units'] > 0]
# # If we have less than 3 non-zero manufacturers, add some zero-value ones
# if len(non_zero_manufacturers) < 3:
# zero_manufacturers = combined_data_sorted[combined_data_sorted['units'] == 0].head(3 - len(non_zero_manufacturers))
# manufacturers_to_show = pd.concat([non_zero_manufacturers, zero_manufacturers])
# else:
# manufacturers_to_show = non_zero_manufacturers
# values = manufacturers_to_show['units'].tolist()
# amounts = manufacturers_to_show['sales'].tolist()
# manufacturers = [get_supplier_name(m) for m in manufacturers_to_show.index]
# st.write(f"### Results for top {len(manufacturers)} manufacturers:")
# for manufacturer, value, amount in zip(manufacturers, values, amounts):
# st.write(f"{manufacturer} = {value:.2f}% of units, €{amount:.2f} total sales")
# if manufacturers: # Only create the chart if we have data
# fig = radar_chart(manufacturers, values, amounts, f'Radar Chart for Top {len(manufacturers)} Manufacturers of Customer {customer_code}')
# st.pyplot(fig)
# else:
# st.warning("No data available to create the radar chart.")
# else:
# st.warning("No combined top manufacturers found.")
# # Ensure codigo_cliente in ventas_clientes is a string
# ventas_clientes['codigo_cliente'] = ventas_clientes['codigo_cliente'].astype(str).str.strip()
# # Ensure customer_code is a string and strip any spaces
# customer_code = str(customer_code).strip()
# if customer_code in ventas_clientes['codigo_cliente'].unique():
# st.write(f"Customer {customer_code} found in ventas_clientes")
# else:
# st.write(f"Customer {customer_code} not found in ventas_clientes")
# # Customer sales 2021-2024 (if data exists)
# sales_columns = ['VENTA_2021', 'VENTA_2022', 'VENTA_2023']
# if all(col in ventas_clientes.columns for col in sales_columns):
# customer_sales_data = ventas_clientes[ventas_clientes['codigo_cliente'] == customer_code]
# if not customer_sales_data.empty:
# customer_sales = customer_sales_data[sales_columns].values[0]
# years = ['2021', '2022', '2023']
# fig_sales = px.line(x=years, y=customer_sales, markers=True, title=f'Sales Over the Years for Customer {customer_code}')
# fig_sales.update_layout(xaxis_title="Year", yaxis_title="Sales")
# st.plotly_chart(fig_sales)
# else:
# st.warning(f"No historical sales data found for customer {customer_code}")
# else:
# st.warning("Sales data for 2021-2023 not available in the dataset.")
# else:
# st.warning(f"No data found for customer {customer_code}. Please check the code.")
# else:
# st.warning("Please select a customer.")
# # Customer Recommendations Page
# elif page == "Articles Recommendations":
# st.title("Articles Recommendations")
# st.markdown("""
# Get tailored recommendations for your customers based on their basket.
# """)
# # Campo input para cliente
# partial_code = st.text_input("Enter part of Customer Code for Recommendations (or leave empty to see all)")
# if partial_code:
# filtered_customers = df[df['CLIENTE'].str.contains(partial_code)]
# else:
# filtered_customers = df
# customer_list = filtered_customers['CLIENTE'].unique()
# customer_code = st.selectbox("Select Customer Code for Recommendations", [""] + list(customer_list))
# # Definición de la función recomienda
# def recomienda(new_basket):
# # Calcular la matriz TF-IDF
# tfidf = TfidfVectorizer()
# tfidf_matrix = tfidf.fit_transform(cestas['Cestas'])
# # Convertir la nueva cesta en formato TF-IDF
# new_basket_str = ' '.join(new_basket)
# new_basket_tfidf = tfidf.transform([new_basket_str])
# # Comparar la nueva cesta con las anteriores
# similarities = cosine_similarity(new_basket_tfidf, tfidf_matrix)
# # Obtener los índices de las cestas más similares
# similar_indices = similarities.argsort()[0][-3:] # Las 3 más similares
# # Crear un diccionario para contar las recomendaciones
# recommendations_count = {}
# total_similarity = 0
# # Recomendar productos de cestas similares
# for idx in similar_indices:
# sim_score = similarities[0][idx]
# total_similarity += sim_score
# products = cestas.iloc[idx]['Cestas'].split()
# for product in products:
# if product.strip() not in new_basket: # Evitar recomendar lo que ya está en la cesta
# if product.strip() in recommendations_count:
# recommendations_count[product.strip()] += sim_score
# else:
# recommendations_count[product.strip()] = sim_score
# # Calcular la probabilidad relativa de cada producto recomendado
# recommendations_with_prob = []
# if total_similarity > 0: # Verificar que total_similarity no sea cero
# recommendations_with_prob = [(product, score / total_similarity) for product, score in recommendations_count.items()]
# else:
# print("No se encontraron similitudes suficientes para calcular probabilidades.")
# recommendations_with_prob.sort(key=lambda x: x[1], reverse=True) # Ordenar por puntuación
# # Crear un nuevo DataFrame para almacenar las recomendaciones con descripciones y probabilidades
# recommendations_df = pd.DataFrame(columns=['ARTICULO', 'DESCRIPCION', 'PROBABILIDAD'])
# # Agregar las recomendaciones al DataFrame usando pd.concat
# for product, prob in recommendations_with_prob:
# # Buscar la descripción en el DataFrame de productos
# description = productos.loc[productos['ARTICULO'] == product, 'DESCRIPCION']
# if not description.empty:
# # Crear un nuevo DataFrame temporal para la recomendación
# temp_df = pd.DataFrame({
# 'ARTICULO': [product],
# 'DESCRIPCION': [description.values[0]], # Obtener el primer valor encontrado
# 'PROBABILIDAD': [prob]
# })
# # Concatenar el DataFrame temporal al DataFrame de recomendaciones
# recommendations_df = pd.concat([recommendations_df, temp_df], ignore_index=True)
# return recommendations_df
# # Comprobar si el cliente está en el CSV de fieles
# is_fiel = customer_code in fieles_df['Cliente'].astype(str).values
# if customer_code:
# if is_fiel:
# st.write(f"### Customer {customer_code} is a loyal customer.")
# option = st.selectbox("Select Recommendation Type", ["Select an option", "By Purchase History", "By Current Basket"])
# if option == "By Purchase History":
# st.warning("Option not available... aún")
# elif option == "By Current Basket":
# st.write("Select the items and assign quantities for the basket:")
# # Mostrar lista de artículos disponibles
# available_articles = productos['ARTICULO'].unique()
# selected_articles = st.multiselect("Select Articles", available_articles)
# # Crear inputs para ingresar las cantidades de cada artículo seleccionado
# quantities = {}
# for article in selected_articles:
# quantities[article] = st.number_input(f"Quantity for {article}", min_value=0, step=1)
# if st.button("Calcular"): # Añadimos el botón "Calcular"
# # Crear una lista de artículos basada en la selección
# new_basket = [f"{article} x{quantities[article]}" for article in selected_articles if quantities[article] > 0]
# if new_basket:
# # Procesar la lista para recomendar
# recommendations_df = recomienda(new_basket)
# if not recommendations_df.empty:
# st.write("### Recommendations based on the current basket:")
# st.dataframe(recommendations_df)
# else:
# st.warning("No recommendations found for the provided basket.")
# else:
# st.warning("Please select at least one article and set its quantity.")
# else:
# st.write(f"### Customer {customer_code} is not a loyal customer.")
# st.write("Select items and assign quantities for the basket:")
# # Mostrar lista de artículos disponibles
# available_articles = productos['ARTICULO'].unique()
# selected_articles = st.multiselect("Select Articles", available_articles)
# # Crear inputs para ingresar las cantidades de cada artículo seleccionado
# quantities = {}
# for article in selected_articles:
# quantities[article] = st.number_input(f"Quantity for {article}", min_value=0, step=1)
# if st.button("Calcular"): # Añadimos el botón "Calcular"
# # Crear una lista de artículos basada en la selección
# new_basket = [f"{article} x{quantities[article]}" for article in selected_articles if quantities[article] > 0]
# if new_basket:
# # Procesar la lista para recomendar
# recommendations_df = recomienda(new_basket)
# if not recommendations_df.empty:
# st.write("### Recommendations based on the current basket:")
# st.dataframe(recommendations_df)
# else:
# st.warning("No recommendations found for the provided basket.")
# else:
# st.warning("Please select at least one article and set its quantity.")
# Customer Analysis Page
# elif page == "Customer Analysis":
# st.title("Customer Analysis")
# st.markdown("Use the tools below to explore your customer data.")
# partial_code = st.text_input("Enter part of Customer Code (or leave empty to see all)")
# if partial_code:
# filtered_customers = df[df['CLIENTE'].str.contains(partial_code)]
# else:
# filtered_customers = df
# customer_list = filtered_customers['CLIENTE'].unique()
# customer_code = st.selectbox("Select Customer Code", customer_list)
# if st.button("Calcular"):
# if customer_code:
# # Find Customer's Cluster
# customer_match = customer_clusters[customer_clusters['cliente_id'] == customer_code]
# if not customer_match.empty:
# cluster = customer_match['cluster_id'].values[0]
# st.write(f"Customer {customer_code} belongs to cluster {cluster}")
# # Load the Corresponding Model
# model_path = f'models/modelo_cluster_{cluster}.txt'
# gbm = lgb.Booster(model_file=model_path)
# st.write(f"Loaded model for cluster {cluster}")
# # Load X_predict for that cluster
# X_predict_cluster = pd.read_csv(f'predicts/X_predict_cluster_{cluster}.csv')
# # Filter for the specific customer
# X_cliente = X_predict_cluster[X_predict_cluster['cliente_id'] == customer_code]
# if not X_cliente.empty:
# # Prepare data for prediction
# features_for_prediction = X_cliente.drop(columns=['cliente_id', 'fecha_mes'])
# # Make Prediction for the selected customer
# y_pred = gbm.predict(features_for_prediction, num_iteration=gbm.best_iteration)
# # Reassemble the results
# results = X_cliente[['cliente_id', 'marca_id_encoded', 'fecha_mes']].copy()
# results['ventas_predichas'] = y_pred
# st.write(f"Predicted total sales for Customer {customer_code}: {results['ventas_predichas'].sum():.2f}")
# # Load actual data
# df_agg_2024 = pd.read_csv('predicts/df_agg_2024.csv')
# actual_sales = df_agg_2024[df_agg_2024['cliente_id'] == customer_code]
# if not actual_sales.empty:
# results = results.merge(actual_sales[['cliente_id', 'marca_id_encoded', 'fecha_mes', 'precio_total']],
# on=['cliente_id', 'marca_id_encoded', 'fecha_mes'],
# how='left')
# results.rename(columns={'precio_total': 'ventas_reales'}, inplace=True)
# # Calculate metrics only for non-null actual sales
# valid_results = results.dropna(subset=['ventas_reales'])
# if not valid_results.empty:
# mae = mean_absolute_error(valid_results['ventas_reales'], valid_results['ventas_predichas'])
# mape = np.mean(np.abs((valid_results['ventas_reales'] - valid_results['ventas_predichas']) / valid_results['ventas_reales'])) * 100
# rmse = np.sqrt(mean_squared_error(valid_results['ventas_reales'], valid_results['ventas_predichas']))
# st.write(f"Actual total sales for Customer {customer_code}: {valid_results['ventas_reales'].sum():.2f}")
# st.write(f"MAE: {mae:.2f}")
# st.write(f"MAPE: {mape:.2f}%")
# st.write(f"RMSE: {rmse:.2f}")
# # Analysis of results
# threshold_good = 100 # You may want to adjust this threshold
# if mae < threshold_good:
# st.success(f"Customer {customer_code} is performing well based on the predictions.")
# else:
# st.warning(f"Customer {customer_code} is not performing well based on the predictions.")
# else:
# st.warning(f"No actual sales data found for customer {customer_code} in df_agg_2024.")
# # Show the radar chart
# all_manufacturers = customer_data.iloc[:, 1:].T # Exclude CLIENTE column
# all_manufacturers.index = all_manufacturers.index.astype(str)
# sales_data = customer_euros.iloc[:, 1:].T # Exclude CLIENTE column
# sales_data.index = sales_data.index.astype(str)
# sales_data_filtered = sales_data.drop(index='CLIENTE', errors='ignore')
# sales_data_filtered = sales_data_filtered.apply(pd.to_numeric, errors='coerce')
# top_units = all_manufacturers.sort_values(by=all_manufacturers.columns[0], ascending=False).head(10)
# top_sales = sales_data_filtered.sort_values(by=sales_data_filtered.columns[0], ascending=False).head(10)
# combined_top = pd.concat([top_units, top_sales]).index.unique()[:20]
# combined_top = [m for m in combined_top if m in all_manufacturers.index and m in sales_data_filtered.index]
# combined_data = pd.DataFrame({
# 'units': all_manufacturers.loc[combined_top, all_manufacturers.columns[0]],
# 'sales': sales_data_filtered.loc[combined_top, sales_data_filtered.columns[0]]
# }).fillna(0)
# combined_data_sorted = combined_data.sort_values(by=['units', 'sales'], ascending=False)
# non_zero_manufacturers = combined_data_sorted[combined_data_sorted['units'] > 0]
# if len(non_zero_manufacturers) < 3:
# zero_manufacturers = combined_data_sorted[combined_data_sorted['units'] == 0].head(3 - len(non_zero_manufacturers))
# manufacturers_to_show = pd.concat([non_zero_manufacturers, zero_manufacturers])
# else:
# manufacturers_to_show = non_zero_manufacturers
# values = manufacturers_to_show['units'].tolist()
# amounts = manufacturers_to_show['sales'].tolist()
# manufacturers = [get_supplier_name(m) for m in manufacturers_to_show.index]
# st.write(f"### Results for top {len(manufacturers)} manufacturers:")
# for manufacturer, value, amount in zip(manufacturers, values, amounts):
# st.write(f"{manufacturer} = {value:.2f}% of units, €{amount:.2f} total sales")
# if manufacturers:
# fig = radar_chart(manufacturers, values, amounts, f'Radar Chart for Top {len(manufacturers)} Manufacturers of Customer {customer_code}')
# st.pyplot(fig)
# else:
# st.warning("No data available to create the radar chart.")
# # Show sales over the years graph
# sales_columns = ['VENTA_2021', 'VENTA_2022', 'VENTA_2023']
# if all(col in ventas_clientes.columns for col in sales_columns):
# years = ['2021', '2022', '2023']
# customer_sales = ventas_clientes[ventas_clientes['codigo_cliente'] == customer_code][sales_columns].values[0]
# fig_sales = px.line(x=years, y=customer_sales, markers=True, title=f'Sales Over the Years for Customer {customer_code}')
# fig_sales.update_layout(xaxis_title="Year", yaxis_title="Sales")
# st.plotly_chart(fig_sales)
# else:
# st.warning("Sales data for 2021-2023 not available.")
# else:
# st.warning(f"No prediction data found for customer {customer_code}.")
# else:
# st.warning(f"No data found for customer {customer_code}. Please check the code.")
# else:
# st.warning("Please select a customer.")
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