Initial clean commit

routers/topics.py

@@ -0,0 +1,81 @@
+from flask import Blueprint, render_template, request
+from db import get_read_conn
+from psycopg2 import extras
+import datetime
+
+topics_bp = Blueprint("topics", __name__, url_prefix="/topics")
+
+@topics_bp.route("/")
+def monitor():
+    # Monitor de Impacto por País
+    days = int(request.args.get("days", 3))
+    
+    with get_read_conn() as conn, conn.cursor(cursor_factory=extras.DictCursor) as cur:
+        # Ranking de Países por "Calor" (Suma de scores de noticias recientes)
+        cur.execute("""
+            SELECT p.id, p.nombre, 
+                   COUNT(DISTINCT n.id) as news_count,
+                   SUM(nt.score) as total_impact
+            FROM paises p
+            JOIN noticias n ON n.pais_id = p.id
+            JOIN news_topics nt ON nt.noticia_id = n.id
+            WHERE n.fecha > NOW() - INTERVAL '%s days'
+            GROUP BY p.id, p.nombre
+            HAVING SUM(nt.score) > 0
+            ORDER BY total_impact DESC
+            LIMIT 50;
+        """, (days,))
+        countries = cur.fetchall()
+        
+    return render_template("monitor_list.html", countries=countries, days=days)
+
+@topics_bp.route("/country/<int:pais_id>")
+def country_detail(pais_id):
+    days = int(request.args.get("days", 3))
+    
+    with get_read_conn() as conn, conn.cursor(cursor_factory=extras.DictCursor) as cur:
+        # Info País
+        cur.execute("SELECT * FROM paises WHERE id = %s", (pais_id,))
+        pais = cur.fetchone()
+        
+        if not pais:
+            return "País no encontrado", 404
+            
+        # Top Noticias de Impacto (Últimos días)
+        # News with their highest topic score sum
+        cur.execute("""
+            SELECT n.id, 
+                   COALESCE(t.titulo_trad, n.titulo) as titulo, 
+                   COALESCE(t.resumen_trad, n.resumen) as resumen, 
+                   n.fecha, n.imagen_url, n.fuente_nombre, n.url,
+                   SUM(nt.score) as impact_score
+            FROM noticias n
+            JOIN news_topics nt ON nt.noticia_id = n.id
+            LEFT JOIN traducciones t ON t.noticia_id = n.id AND t.lang_to = 'es' AND t.status = 'done'
+            WHERE n.pais_id = %s
+              AND n.fecha > NOW() - INTERVAL '%s days'
+            GROUP BY n.id, n.titulo, n.resumen, n.fecha, n.imagen_url, n.fuente_nombre, n.url, t.titulo_trad, t.resumen_trad
+            ORDER BY impact_score DESC
+            LIMIT 20;
+        """, (pais_id, days))
+        top_news = cur.fetchall()
+        
+        # Temas Activos en este País
+        cur.execute("""
+            SELECT t.name, SUM(nt.score) as topic_volume
+            FROM topics t
+            JOIN news_topics nt ON nt.topic_id = t.id
+            JOIN noticias n ON n.id = nt.noticia_id
+            WHERE n.pais_id = %s
+              AND n.fecha > NOW() - INTERVAL '%s days'
+            GROUP BY t.id, t.name
+            ORDER BY topic_volume DESC
+            LIMIT 10;
+        """, (pais_id, days))
+        active_topics = cur.fetchall()
+        
+    return render_template("monitor_detail.html", 
+                         pais=pais, 
+                         news=top_news, 
+                         active_topics=active_topics,
+                         days=days)