Añadir la opcion de conexion local a la app

app/src/main/AndroidManifest.xml

@@ -16,7 +16,8 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.Despensapp">
+        android:theme="@style/Theme.Despensapp"
+        android:usesCleartextTraffic="true">
         <activity
             android:name=".MainActivity"
             android:exported="true"

app/src/main/java/com/example/despensapp/data/repository/PantryRepository.kt

@@ -7,11 +7,13 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
+import java.sql.Connection
 import java.sql.DriverManager
 import java.sql.SQLException
 
 class PantryRepository {
-    private val dbUrl = "jdbc:mariadb://mariadb.peta9.com:3306/despensa_db"
+    private val publicDbUrl = "jdbc:mariadb://mariadb.peta9.com:3306/despensa_db"
+    private val localDbUrl = "jdbc:mariadb://192.168.1.254:3306/despensa_db"
     private val dbUser = "despensa_dba"
     private val dbPassword = "Pedro@110387"
 
@@ -21,6 +23,16 @@ class PantryRepository {
         .build()
         .create(OpenFoodFactsApi::class.java)
 
+    private fun getConnection(): Connection {
+        Class.forName("org.mariadb.jdbc.Driver")
+        return try {
+            DriverManager.setLoginTimeout(3)
+            DriverManager.getConnection(publicDbUrl, dbUser, dbPassword)
+        } catch (e: SQLException) {
+            DriverManager.getConnection(localDbUrl, dbUser, dbPassword)
+        }
+    }
+
     suspend fun getProductFromOFF(barcode: String): Result<OFFProduct?> {
         return try {
             val response = offApi.getProductByBarcode(barcode)
@@ -37,8 +49,7 @@ class PantryRepository {
     suspend fun getAllProductsFromDb(): Result<List<Product>> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "SELECT * FROM productos"
                 val statement = connection.prepareStatement(sql)
                 val resultSet = statement.executeQuery()
@@ -70,8 +81,7 @@ class PantryRepository {
     suspend fun updateProductQuantity(productId: Int, newQuantity: Int): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "UPDATE productos SET cantidad = ? WHERE id = ?"
                 val statement = connection.prepareStatement(sql)
                 statement.setInt(1, newQuantity)
@@ -92,20 +102,19 @@ class PantryRepository {
         cantidad: Int,
         minCantidad: Int,
         unidad: String,
-        categoria: String,
+        category: String,
         fechaCaducidad: String?
     ): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "UPDATE productos SET nombre = ?, cantidad = ?, cantidad_minima = ?, unidad = ?, categoria = ?, fecha_caducidad = ? WHERE id = ?"
                 val statement = connection.prepareStatement(sql)
                 statement.setString(1, nombre)
                 statement.setInt(2, cantidad)
                 statement.setInt(3, minCantidad)
                 statement.setString(4, unidad)
-                statement.setString(5, categoria)
+                statement.setString(5, category)
                 statement.setString(6, fechaCaducidad)
                 statement.setInt(7, productId)
 
@@ -130,8 +139,7 @@ class PantryRepository {
     ): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "INSERT INTO productos (barcode, nombre, cantidad, cantidad_minima, unidad, categoria, imagen_url, fecha_caducidad) VALUES (?, ?, ?, ?, ?, ?, ?, ?)"
                 val statement = connection.prepareStatement(sql)
                 statement.setString(1, barcode)
@@ -155,8 +163,7 @@ class PantryRepository {
     suspend fun deleteProduct(productId: Int): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "DELETE FROM productos WHERE id = ?"
                 val statement = connection.prepareStatement(sql)
                 statement.setInt(1, productId)
@@ -173,8 +180,7 @@ class PantryRepository {
     suspend fun getProductById(productId: Int): Result<Product?> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(dbUrl, dbUser, dbPassword)
                 val sql = "SELECT * FROM productos WHERE id = ?"
                 val statement = connection.prepareStatement(sql)
                 statement.setInt(1, productId)

app/src/main/java/com/example/despensapp/data/repository/UserRepository.kt

@@ -2,21 +2,32 @@ package com.example.despensapp.data.repository
 
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import java.sql.Connection
 import java.sql.DriverManager
 import java.sql.SQLException
 
 class UserRepository {
-    private val url = "jdbc:mariadb://mariadb.peta9.com:3306/despensa_db"
+    private val publicUrl = "jdbc:mariadb://mariadb.peta9.com:3306/despensa_db"
+    private val localUrl = "jdbc:mariadb://192.168.1.254:3306/despensa_db"
     private val user = "despensa_dba"
     private val password = "Pedro@110387"
 
+    private fun getConnection(): Connection {
+        Class.forName("org.mariadb.jdbc.Driver")
+        return try {
+            // Intentar primero por la URL pública
+            DriverManager.setLoginTimeout(3) // Timeout corto para fallar rápido si estamos en local
+            DriverManager.getConnection(publicUrl, user, password)
+        } catch (e: SQLException) {
+            // Si falla (ej. NAT Loopback en WiFi local), intentar por la IP local
+            DriverManager.getConnection(localUrl, user, password)
+        }
+    }
+
     suspend fun registerUser(nombre: String, email: String, contrasena: String): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                // Forzar carga del driver
+                val connection = getConnection()
-                Class.forName("org.mariadb.jdbc.Driver")
-                
-                val connection = DriverManager.getConnection(url, user, password)
                 val sql = "INSERT INTO usuarios (nombre_completo, email, contrasena) VALUES (?, ?, ?)"
                 val statement = connection.prepareStatement(sql)
                 statement.setString(1, nombre)
@@ -31,8 +42,6 @@ class UserRepository {
                 } else {
                     Result.failure(Exception("No se pudo insertar el usuario"))
                 }
-            } catch (e: SQLException) {
-                Result.failure(e)
             } catch (e: Exception) {
                 Result.failure(e)
             }
@@ -42,8 +51,7 @@ class UserRepository {
     suspend fun loginUser(email: String, contrasena: String): Result<Boolean> {
         return withContext(Dispatchers.IO) {
             try {
-                Class.forName("org.mariadb.jdbc.Driver")
+                val connection = getConnection()
-                val connection = DriverManager.getConnection(url, user, password)
                 val sql = "SELECT * FROM usuarios WHERE email = ? AND contrasena = ?"
                 val statement = connection.prepareStatement(sql)
                 statement.setString(1, email)