se agrega los requerimientos de la LODPD con firma de documentos

backend/src/modules/auth/auth.validator.js

@@ -17,10 +17,17 @@ const isStrongPassword = (value, helpers) => {
   return value;
 };
 
-const registerSchema = Joi.object({
-  email: Joi.string().email().required(),
-  password: Joi.string().max(100).required().custom(isStrongPassword),
-});
+const passwordRuleCheckers = [
+  { test: (value) => value.length >= 8, label: 'al menos 8 caracteres' },
+  { test: (value) => /[A-Z]/.test(value), label: 'una mayúscula' },
+  { test: (value) => /[a-z]/.test(value), label: 'una minúscula' },
+  { test: (value) => /\d/.test(value), label: 'un número' },
+  { test: (value) => /[^A-Za-z0-9]/.test(value), label: 'un carácter especial' },
+];
+
+const getPasswordIssues = (value = '') => passwordRuleCheckers
+  .filter((rule) => !rule.test(value))
+  .map((rule) => rule.label);
 
 const loginSchema = Joi.object({
   email: Joi.string().email().required(),
@@ -36,6 +43,42 @@ const changePasswordSchema = Joi.object({
   newPassword: Joi.string().max(100).required().custom(isStrongPassword),
 });
 
+const validateRegisterMultipart = (req, res, next) => {
+  const { email, password, certPassword, consentAccepted } = req.body;
+  const issues = [];
+
+  if (!email || Joi.string().email().validate(email).error) {
+    issues.push('Correo electrónico inválido');
+  }
+
+  if (!password) {
+    issues.push('La contraseña es obligatoria');
+  } else {
+    const passwordIssues = getPasswordIssues(password);
+    if (passwordIssues.length > 0) {
+      issues.push(`La contraseña debe incluir ${passwordIssues.join(', ')}`);
+    }
+  }
+
+  if (!certPassword) {
+    issues.push('La contraseña del certificado es obligatoria para firmar los documentos legales');
+  }
+
+  if (!req.file) {
+    issues.push('Debes cargar un certificado P12 o PFX');
+  }
+
+  if (!['true', true, 'on', '1', 1].includes(consentAccepted)) {
+    issues.push('Debes aceptar los documentos legales para completar el registro');
+  }
+
+  if (issues.length > 0) {
+    return res.status(400).json({ success: false, data: null, error: issues.join('; ') });
+  }
+
+  return next();
+};
+
 const validate = (schema) => (req, res, next) => {
   const { error } = schema.validate(req.body, { abortEarly: false });
   if (error) {
@@ -45,4 +88,4 @@ const validate = (schema) => (req, res, next) => {
   next();
 };
 
-module.exports = { validate, registerSchema, loginSchema, refreshSchema, changePasswordSchema };
+module.exports = { validate, validateRegisterMultipart, loginSchema, refreshSchema, changePasswordSchema };