Initial commit - dashboard leads

backend/export_campanias.py

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+# export_campanias.py  —  Exporta TODA la tabla campanias de Supabase a Excel/CSV.
+# Ejecutar dentro de backend/:  python export_campanias.py
+import os, csv, requests
+from dotenv import load_dotenv
+load_dotenv()
+
+URL = os.getenv("CARTERA_URL") or os.getenv("SUPABASE_PAUTA_URL", "")
+KEY = os.getenv("CARTERA_KEY") or os.getenv("SUPABASE_PAUTA_KEY", "")
+TABLA = os.getenv("SUPABASE_TABLA_CAMPANIAS", "campanias")
+HEAD = {"apikey": KEY, "Authorization": f"Bearer {KEY}"}
+
+assert URL and KEY, "Falta CARTERA_URL / CARTERA_KEY en .env"
+
+def traer_todo():
+    filas, paso, desde = [], 1000, 0
+    while True:
+        hdr = dict(HEAD)
+        hdr["Range-Unit"] = "items"
+        hdr["Range"] = f"{desde}-{desde + paso - 1}"
+        r = requests.get(f"{URL}/rest/v1/{TABLA}",
+                         params={"select": "*"},
+                         headers=hdr, timeout=60)
+        r.raise_for_status()
+        data = r.json()
+        if not data:
+            break
+        filas.extend(data)
+        print(f"  descargadas: {len(filas)}", end="\r")
+        desde += len(data)          # avanzar por lo realmente recibido
+        if len(data) < paso:
+            break
+    print()
+    return filas
+
+print(f"Descargando '{TABLA}' de Supabase...")
+filas = traer_todo()
+print(f"Total: {len(filas)} filas")
+
+if not filas:
+    print("Sin datos. Revisa CARTERA_URL / CARTERA_KEY en .env")
+    raise SystemExit
+
+# columnas = union de todas las claves, en orden de la primera fila
+cols = list(filas[0].keys())
+for f in filas:
+    for k in f.keys():
+        if k not in cols:
+            cols.append(k)
+
+# 1) CSV siempre
+csv_path = "campanias_export.csv"
+with open(csv_path, "w", newline="", encoding="utf-8-sig") as fout:
+    w = csv.DictWriter(fout, fieldnames=cols)
+    w.writeheader()
+    for f in filas:
+        w.writerow({c: f.get(c, "") for c in cols})
+print(f"CSV generado: {csv_path}")
+
+# 2) Excel si openpyxl esta disponible
+try:
+    from openpyxl import Workbook
+    wb = Workbook(); ws = wb.active; ws.title = "campanias"
+    ws.append(cols)
+    for f in filas:
+        ws.append([f.get(c, "") for c in cols])
+    xlsx_path = "campanias_export.xlsx"
+    wb.save(xlsx_path)
+    print(f"Excel generado: {xlsx_path}")
+except ImportError:
+    print("(openpyxl no instalado -> solo CSV. Para Excel: pip install openpyxl)")