Bot Discord - Commit completo con todos los cambios

get_chat_history.php

@@ -0,0 +1,69 @@
+<?php
+require_once __DIR__ . '/includes/session_check.php';
+require_once __DIR__ . '/includes/db.php';
+
+header('Content-Type: application/json');
+
+// Solo para administradores
+if ($_SESSION['role'] !== 'admin') {
+    echo json_encode(['success' => false, 'error' => 'Acceso denegado']);
+    exit;
+}
+
+$chatId = $_GET['chat_id'] ?? null;
+$lastId = isset($_GET['last_id']) ? (int)$_GET['last_id'] : 0;
+
+if (!$chatId) {
+    echo json_encode(['success' => false, 'error' => 'No se proporcionó un ID de chat']);
+    exit;
+}
+
+try {
+    // Consulta para obtener los mensajes
+    $sql = "SELECT id, message_text, direction, timestamp, language_code 
+            FROM telegram_interactions 
+            WHERE chat_id = ?";
+    
+    $params = [$chatId];
+    
+    if ($lastId > 0) {
+        $sql .= " AND id > ?";
+        $params[] = $lastId;
+    }
+    
+    $sql .= " ORDER BY timestamp ASC";
+    
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute($params);
+    
+    // Obtener el ID del último mensaje para futuras actualizaciones
+    $lastMessageId = $lastId;
+    $messages = [];
+    
+    while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
+        $message = [
+            'id' => (int)$row['id'],
+            'message_text' => $row['message_text'],
+            'direction' => $row['direction'],
+            'timestamp' => $row['timestamp'],
+            'language_code' => $row['language_code']
+        ];
+        
+        $messages[] = $message;
+        
+        // Actualizar el último ID de mensaje
+        if ((int)$row['id'] > $lastMessageId) {
+            $lastMessageId = (int)$row['id'];
+        }
+    }
+    
+    echo json_encode([
+        'success' => true, 
+        'history' => $messages,
+        'last_id' => $lastMessageId
+    ]);
+
+} catch (PDOException $e) {
+    error_log("Error al obtener historial de chat: " . $e->getMessage());
+    echo json_encode(['success' => false, 'error' => 'Error de base de datos: ' . $e->getMessage()]);
+}