From 1edbb89ce07c95df65640648aebfcd2bf895b7d4 Mon Sep 17 00:00:00 2001
From: desoladorxx <murillodennys306@gmail.com>
Date: Wed, 22 Jul 2026 16:51:52 -0500
Subject: [PATCH] Instalar msodbcsql18 y auto-detectar driver de SQL Server en
 Linux/Windows

---
 backend/Dockerfile         |  7 ++++++-
 backend/data_manager.py    | 18 ++++++++++++++++--
 backend/data_manager_v2.py | 18 ++++++++++++++++--
 3 files changed, 38 insertions(+), 5 deletions(-)

diff --git a/backend/Dockerfile b/backend/Dockerfile
index 30cb3b2..a900e98 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,7 +1,12 @@
 FROM python:3.10-slim
 
+# Instalar dependencias del sistema y el Driver Oficial de Microsoft ODBC 18 para SQL Server en Linux
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    gcc g++ unixodbc-dev curl \
+    curl gnupg2 ca-certificates unixodbc unixodbc-dev gcc g++ \
+    && curl -fsSL https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor -o /usr/share/keyrings/microsoft-prod.gpg \
+    && curl -fsSL https://packages.microsoft.com/config/debian/12/prod.list > /etc/apt/sources.list.d/mssql-release.list \
+    && apt-get update \
+    && ACCEPT_EULA=Y apt-get install -y msodbcsql18 \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
diff --git a/backend/data_manager.py b/backend/data_manager.py
index cbc7fb9..13a7ae3 100644
--- a/backend/data_manager.py
+++ b/backend/data_manager.py
@@ -43,12 +43,26 @@ class DataManager:
 
     def sql_conn(self):
         import pyodbc
+        driver = os.getenv("SQL_DRIVER")
+        if not driver:
+            installed = pyodbc.drivers()
+            if "ODBC Driver 18 for SQL Server" in installed:
+                driver = "ODBC Driver 18 for SQL Server"
+            elif "ODBC Driver 17 for SQL Server" in installed:
+                driver = "ODBC Driver 17 for SQL Server"
+            elif "FreeTDS" in installed:
+                driver = "FreeTDS"
+            else:
+                driver = "SQL Server"
+
         conn_str = (
-            f"DRIVER={{SQL Server}};SERVER={self.sql_server};"
-            f"DATABASE={self.sql_db};UID={self.sql_user};PWD={self.sql_pass}"
+            f"DRIVER={{{driver}}};SERVER={self.sql_server};"
+            f"DATABASE={self.sql_db};UID={self.sql_user};PWD={self.sql_pass};"
+            "Encrypt=no;TrustServerCertificate=yes;"
         )
         return pyodbc.connect(conn_str)
 
+
     # ── Config de campañas (GitHub, opcional) ───────────────────
     def _cargar_campanias(self):
         if not self.github_campanias_url:
diff --git a/backend/data_manager_v2.py b/backend/data_manager_v2.py
index bf0e1ac..99dffe7 100644
--- a/backend/data_manager_v2.py
+++ b/backend/data_manager_v2.py
@@ -138,12 +138,26 @@ class DataManager:
 
     def sql_conn(self):
         import pyodbc
+        driver = os.getenv("SQL_DRIVER")
+        if not driver:
+            installed = pyodbc.drivers()
+            if "ODBC Driver 18 for SQL Server" in installed:
+                driver = "ODBC Driver 18 for SQL Server"
+            elif "ODBC Driver 17 for SQL Server" in installed:
+                driver = "ODBC Driver 17 for SQL Server"
+            elif "FreeTDS" in installed:
+                driver = "FreeTDS"
+            else:
+                driver = "SQL Server"
+
         conn_str = (
-            f"DRIVER={{SQL Server}};SERVER={self.sql_server};"
-            f"DATABASE={self.sql_db};UID={self.sql_user};PWD={self.sql_pass}"
+            f"DRIVER={{{driver}}};SERVER={self.sql_server};"
+            f"DATABASE={self.sql_db};UID={self.sql_user};PWD={self.sql_pass};"
+            "Encrypt=no;TrustServerCertificate=yes;"
         )
         return pyodbc.connect(conn_str)
 
+
     # ── CHATWOOT: leads de pauta (mapa de campañas, dedup por mensaje) ──
     def traer_leads_chatwoot(self):
         sql = f"""