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Update app.py
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app.py
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# ==================== El Detective de Alimentos (Versión
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# Mejoras:
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import streamlit as st
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import google.generativeai as genai
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@@ -8,6 +8,8 @@ import os
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import json
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import logging
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import re
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st.set_page_config(
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page_title="El Detective de Alimentos",
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layout="wide"
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)
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# Configurar logging
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
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logger = logging.getLogger("food_detective_app")
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@@ -74,32 +77,27 @@ def load_data():
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alimentos_data, lista_condiciones = load_data()
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# DICCIONARIO DE TRADUCCIÓN AMPLIADO
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FOOD_TO_COMPOUND_MAP = {
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#
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"pan": ["gluten"], "trigo": ["gluten"], "harina de trigo": ["gluten"], "cebada": ["gluten"],
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"centeno": ["gluten"], "pasta": ["gluten"], "galletas": ["gluten"], "avena": ["gluten"], "pizza": ["gluten"], "torta": ["gluten"],
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# Lácteos
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"leche": ["lácteos", "caseína", "lactosa"], "queso": ["lácteos", "caseína", "lactosa", "histamina", "tiramina"],
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"yogur": ["lácteos", "caseína", "lactosa"], "mantequilla": ["lácteos", "caseína", "lactosa"], "crema": ["lácteos"], "helado": ["lácteos"],
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# Fenoles y Salicilatos
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"manzana": ["salicilatos", "fructosa"], "almendras": ["salicilatos"], "uvas": ["salicilatos"], "pasas": ["salicilatos"],
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"naranja": ["salicilatos"], "brócoli": ["salicilatos", "goitrógenos"], "cúrcuma": ["salicilatos"],
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# Azúcares y Fructosa
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"azucar": ["azúcar", "fructosa"], "dulces": ["azúcar"], "refrescos": ["azúcar", "fructosa"], "gaseosas": ["azúcar", "fructosa"],
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"miel": ["fructosa"], "jarabe de maiz": ["fructosa"],
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# Aminas (Histamina, Tiramina)
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"vino tinto": ["histamina", "tiramina", "sulfitos"], "vino rojo": ["histamina", "tiramina", "sulfitos"],
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"cerveza": ["histamina", "tiramina", "purinas"], "chocolate": ["cafeína", "tiramina", "níquel"],
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"embutidos": ["histamina", "tiramina", "nitritos"], "pescado enlatado": ["histamina"], "tomate": ["histamina", "solaninas"],
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# Otros
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"carne": ["alfa-gal", "proteínas", "purinas", "hierro"], "carnes rojas": ["purinas", "alfa-gal", "hierro"],
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"mariscos": ["purinas", "sulfitos", "alérgenos", "yodo"], "huevo": ["alérgenos"], "soya": ["alérgenos"],
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"café": ["cafeína", "ácidos"]
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}
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# --- LÓGICA DE BÚSQUEDA Y ANÁLISIS
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def extract_and_infer_with_gemini(query, condiciones):
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"""Extrae entidades e infiere una condición probable."""
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if not model: return None
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st.error(f"Hubo un problema al interpretar tu consulta con la IA.")
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return None
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def find_best_matches_hybrid(entities, data):
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"""
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if not entities or not data: return []
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user_symptoms = set(s.lower().strip() for s in entities.get("sintomas", []))
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if food in FOOD_TO_COMPOUND_MAP:
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candidate_terms.update(c.lower() for c in FOOD_TO_COMPOUND_MAP[food])
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for index, entry in enumerate(data):
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# Ponderación 1: Coincidencia de Condición
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entry_condition = entry.get("condicion_asociada", "").lower().strip()
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if inferred_condition and inferred_condition == entry_condition:
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# Ponderación 2: Coincidencia de Alimentos/Compuestos
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entry_compounds_text = entry.get("compuesto_alimento", "").lower()
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if any(term in entry_compounds_text for term in candidate_terms):
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# Ponderación 3: Coincidencia de Síntomas
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entry_symptoms_keys = set(s.lower().strip() for s in entry.get("sintomas_clave", []))
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for user_symptom in user_symptoms:
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for key in entry_symptoms_keys:
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if key in user_symptom or user_symptom in key:
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break
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if not
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def generate_detailed_analysis(query, match):
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"""Genera la explicación final para el usuario (PROMPT MEJORADO)."""
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if not model: return "Error: El modelo de IA no está disponible."
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except Exception as e:
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logger.error(f"Error generando análisis detallado con Gemini: {e}")
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return "No se pudo generar el análisis detallado."
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# --- INTERFAZ DE USUARIO (UI) ---
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col_img, col_text = st.columns([1, 4], gap="medium")
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if not query:
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st.warning("Por favor, describe lo que sientes y lo que comiste.")
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elif alimentos_data is None:
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st.error("La base de datos de alimentos no está disponible.
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else:
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st.session_state.user_query = query
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with st.spinner("🧠 Interpretando tu caso y buscando pistas con IA..."):
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info_str += f", Condición Probable: {entities.get('condicion_probable')}"
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st.info(info_str)
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with st.spinner("🔬 Cruzando información
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results = find_best_matches_hybrid(entities, alimentos_data)
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st.session_state.search_results = results
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else:
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st.error("No se pudieron identificar alimentos o síntomas claros en tu descripción.
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st.session_state.search_results = []
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if st.session_state.search_results is not None:
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results = st.session_state.search_results
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if not results:
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st.warning(f"No se encontraron coincidencias claras
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"**Sugerencias:**\n"
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"- Intenta ser más específico con los síntomas.\n"
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"- Asegúrate de mencionar al menos un alimento o bebida.\n"
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"- Reformula tu consulta con otras palabras.")
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else:
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st.success(f"Hemos encontrado {len(results)} posible(s) causa(s) relacionada(s) con tu caso.
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detailed_analysis = generate_detailed_analysis(st.session_state.user_query, best_match)
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st.markdown(detailed_analysis)
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if len(results) > 1:
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with st.expander("Otras posibles coincidencias (
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for result in results[1:]:
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st.write(f"**
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st.markdown("---")
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# ==================== El Detective de Alimentos (Versión 4.0 - Transparencia con Gráficos) =====================================
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# Mejoras: Gráfico de relevancia de resultados, desglose de puntuación y motor de búsqueda modificado.
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import streamlit as st
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import google.generativeai as genai
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import json
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import logging
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import re
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import pandas as pd
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import altair as alt # <-- LIBRERÍA NUEVA
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st.set_page_config(
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page_title="El Detective de Alimentos",
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layout="wide"
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)
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# ... (El código de configuración de Gemini y carga de datos no cambia) ...
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# Configurar logging
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
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logger = logging.getLogger("food_detective_app")
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alimentos_data, lista_condiciones = load_data()
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FOOD_TO_COMPOUND_MAP = {
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# ... (el diccionario expandido no cambia) ...
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"pan": ["gluten"], "trigo": ["gluten"], "harina de trigo": ["gluten"], "cebada": ["gluten"],
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"centeno": ["gluten"], "pasta": ["gluten"], "galletas": ["gluten"], "avena": ["gluten"], "pizza": ["gluten"], "torta": ["gluten"],
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"leche": ["lácteos", "caseína", "lactosa"], "queso": ["lácteos", "caseína", "lactosa", "histamina", "tiramina"],
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"yogur": ["lácteos", "caseína", "lactosa"], "mantequilla": ["lácteos", "caseína", "lactosa"], "crema": ["lácteos"], "helado": ["lácteos"],
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"manzana": ["salicilatos", "fructosa"], "almendras": ["salicilatos"], "uvas": ["salicilatos"], "pasas": ["salicilatos"],
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"naranja": ["salicilatos"], "brócoli": ["salicilatos", "goitrógenos"], "cúrcuma": ["salicilatos"],
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"azucar": ["azúcar", "fructosa"], "dulces": ["azúcar"], "refrescos": ["azúcar", "fructosa"], "gaseosas": ["azúcar", "fructosa"],
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"miel": ["fructosa"], "jarabe de maiz": ["fructosa"],
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"vino tinto": ["histamina", "tiramina", "sulfitos"], "vino rojo": ["histamina", "tiramina", "sulfitos"],
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"cerveza": ["histamina", "tiramina", "purinas"], "chocolate": ["cafeína", "tiramina", "níquel"],
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"embutidos": ["histamina", "tiramina", "nitritos"], "pescado enlatado": ["histamina"], "tomate": ["histamina", "solaninas"],
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"carne": ["alfa-gal", "proteínas", "purinas", "hierro"], "carnes rojas": ["purinas", "alfa-gal", "hierro"],
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"mariscos": ["purinas", "sulfitos", "alérgenos", "yodo"], "huevo": ["alérgenos"], "soya": ["alérgenos"],
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"café": ["cafeína", "ácidos"]
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}
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# --- LÓGICA DE BÚSQUEDA Y ANÁLISIS ---
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# ... (La función extract_and_infer_with_gemini no cambia) ...
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def extract_and_infer_with_gemini(query, condiciones):
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"""Extrae entidades e infiere una condición probable."""
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if not model: return None
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st.error(f"Hubo un problema al interpretar tu consulta con la IA.")
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return None
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# --- FUNCIÓN DE BÚSQUEDA MODIFICADA ---
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def find_best_matches_hybrid(entities, data):
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"""
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Motor de búsqueda híbrido (v4.0) que devuelve un desglose detallado de la puntuación.
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"""
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if not entities or not data: return []
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user_symptoms = set(s.lower().strip() for s in entities.get("sintomas", []))
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if food in FOOD_TO_COMPOUND_MAP:
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candidate_terms.update(c.lower() for c in FOOD_TO_COMPOUND_MAP[food])
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results = []
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for index, entry in enumerate(data):
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score_details = {'condition': 0, 'food': 0, 'symptoms': 0, 'total': 0}
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# Ponderación 1: Coincidencia de Condición
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entry_condition = entry.get("condicion_asociada", "").lower().strip()
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if inferred_condition and inferred_condition == entry_condition:
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score_details['condition'] = 100
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# Ponderación 2: Coincidencia de Alimentos/Compuestos
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entry_compounds_text = entry.get("compuesto_alimento", "").lower()
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if any(term in entry_compounds_text for term in candidate_terms):
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score_details['food'] = 20
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# Ponderación 3: Coincidencia de Síntomas
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entry_symptoms_keys = set(s.lower().strip() for s in entry.get("sintomas_clave", []))
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symptom_score = 0
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for user_symptom in user_symptoms:
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for key in entry_symptoms_keys:
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if key in user_symptom or user_symptom in key:
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symptom_score += 5
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break
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score_details['symptoms'] = symptom_score
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total_score = sum(score_details.values())
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if total_score > 0:
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score_details['total'] = total_score
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results.append({'entry': entry, 'score': score_details})
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if not results: return []
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# Ordenar por puntuación total descendente
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sorted_results = sorted(results, key=lambda x: x['score']['total'], reverse=True)
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return sorted_results
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# ... (La función generate_detailed_analysis no cambia) ...
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def generate_detailed_analysis(query, match):
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"""Genera la explicación final para el usuario (PROMPT MEJORADO)."""
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if not model: return "Error: El modelo de IA no está disponible."
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except Exception as e:
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logger.error(f"Error generando análisis detallado con Gemini: {e}")
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return "No se pudo generar el análisis detallado."
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# --- NUEVA FUNCIÓN PARA CREAR EL GRÁFICO ---
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def create_relevance_chart(results):
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"""Crea un gráfico de barras de Altair para visualizar la relevancia de los resultados."""
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# Preparar los datos para el gráfico (tomamos los 5 mejores)
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top_results = results[:5]
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chart_data = {
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"Condición": [res['entry']['condicion_asociada'] for res in top_results],
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"Relevancia": [res['score']['total'] for res in top_results]
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}
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source = pd.DataFrame(chart_data)
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# Crear el gráfico
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chart = alt.Chart(source).mark_bar().encode(
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x=alt.X('Relevancia:Q', title='Puntuación de Relevancia'),
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y=alt.Y('Condición:N', sort='-x', title='Posible Condición'),
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tooltip=['Condición', 'Relevancia']
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).properties(
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title='Principales Coincidencias según tu Caso'
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).configure_axis(
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labelFontSize=12,
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titleFontSize=14
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).configure_title(
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fontSize=16
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)
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return chart
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# --- INTERFAZ DE USUARIO (UI) ---
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col_img, col_text = st.columns([1, 4], gap="medium")
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if not query:
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st.warning("Por favor, describe lo que sientes y lo que comiste.")
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elif alimentos_data is None:
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st.error("La base de datos de alimentos no está disponible.")
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else:
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st.session_state.user_query = query
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with st.spinner("🧠 Interpretando tu caso y buscando pistas con IA..."):
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info_str += f", Condición Probable: {entities.get('condicion_probable')}"
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st.info(info_str)
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with st.spinner("🔬 Cruzando información y calculando relevancia..."):
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results = find_best_matches_hybrid(entities, alimentos_data)
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st.session_state.search_results = results
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else:
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st.error("No se pudieron identificar alimentos o síntomas claros en tu descripción.")
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st.session_state.search_results = []
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if st.session_state.search_results is not None:
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results = st.session_state.search_results
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if not results:
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st.warning(f"No se encontraron coincidencias claras para tu caso: '{st.session_state.user_query}'.")
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else:
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st.success(f"Hemos encontrado {len(results)} posible(s) causa(s) relacionada(s) con tu caso.")
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# --- SECCIÓN DEL GRÁFICO NUEVA ---
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st.subheader("Análisis de Relevancia de las Coincidencias")
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chart = create_relevance_chart(results)
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st.altair_chart(chart, use_container_width=True)
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| 309 |
+
|
| 310 |
+
best_match = results[0]['entry']
|
| 311 |
+
best_score = results[0]['score']
|
| 312 |
+
|
| 313 |
+
with st.expander(f"**Análisis Detallado de la Principal Coincidencia: {best_match.get('condicion_asociada')}**", expanded=True):
|
| 314 |
+
# Mostramos el desglose de la puntuación
|
| 315 |
+
st.markdown("##### Desglose de la Puntuación de Relevancia:")
|
| 316 |
+
col1, col2, col3, col4 = st.columns(4)
|
| 317 |
+
col1.metric("Puntos por Condición", f"{best_score['condition']}")
|
| 318 |
+
col2.metric("Puntos por Alimento", f"{best_score['food']}")
|
| 319 |
+
col3.metric("Puntos por Síntomas", f"{best_score['symptoms']}")
|
| 320 |
+
col4.metric("PUNTUACIÓN TOTAL", f"{best_score['total']}", delta="Máxima coincidencia")
|
| 321 |
+
st.markdown("---")
|
| 322 |
+
|
| 323 |
+
with st.spinner("✍️ Generando un análisis personalizado con IA..."):
|
| 324 |
detailed_analysis = generate_detailed_analysis(st.session_state.user_query, best_match)
|
| 325 |
st.markdown(detailed_analysis)
|
| 326 |
|
| 327 |
if len(results) > 1:
|
| 328 |
+
with st.expander("Otras posibles coincidencias (ordenadas por relevancia)"):
|
| 329 |
for result in results[1:]:
|
| 330 |
+
entry = result['entry']
|
| 331 |
+
score = result['score']
|
| 332 |
+
st.write(f"**{entry.get('condicion_asociada')}** - Puntuación Total: {score['total']}")
|
| 333 |
st.markdown("---")
|