From 182dc01a77bfcaa2cdad58116421dd645603538e Mon Sep 17 00:00:00 2001
From: Lizandro Guarnizo <77708265+lizandrogd@users.noreply.github.com>
Date: Thu, 16 Jul 2026 10:25:12 -0500
Subject: [PATCH] =?UTF-8?q?fix:=20restaurar=20selecci=C3=B3n=20de=20examen?=
 =?UTF-8?q?=20tras=20reload=20del=20panel=20de=20config=20de=20tomas?=
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Tras guardar la config de tomas (_mpGuardarConfig), location.reload() borraba
el checkbox seleccionado → _mpApplyExamVisibility(null) ocultaba toda la UI.
Ahora se guarda el examen en sessionStorage antes del reload y se restaura en
DOMContentLoaded, reactivando la visibilidad de firmas y tiempos.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 ver_formulario_enviado.php | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/ver_formulario_enviado.php b/ver_formulario_enviado.php
index 5e937a3..c1e462f 100644
--- a/ver_formulario_enviado.php
+++ b/ver_formulario_enviado.php
@@ -1244,7 +1244,10 @@ function _mpGuardarConfig(config, examType, onOk, onErr) {
         body: JSON.stringify({ token: _mpCfgToken, tomas_config: config, exam_type: examType })
     })
     .then(function(r) { return r.json(); })
-    .then(function(d) { d.ok ? onOk() : onErr(d.error || 'Error desconocido'); })
+    .then(function(d) {
+        if (d.ok) { try { sessionStorage.setItem('_mpExamRestore', examType || ''); } catch(e) {} onOk(); }
+        else onErr(d.error || 'Error desconocido');
+    })
     .catch(function() { onErr('Error de conexión.'); });
 }
 
@@ -1348,7 +1351,19 @@ document.addEventListener('change', function(e) {
 document.addEventListener('DOMContentLoaded', function() {
     var radio = document.querySelector('[name="_c8j2g16"]:checked');
     var examName = radio ? radio.value : null;
-    _mpApplyExamVisibility(examName); // null → oculta todas las secciones de tomas
+    // Restaurar selección de examen tras el reload del panel de config
+    if (!examName) {
+        try {
+            var saved = sessionStorage.getItem('_mpExamRestore');
+            if (saved) {
+                sessionStorage.removeItem('_mpExamRestore');
+                examName = saved;
+                var el = document.querySelector('[name="_c8j2g16"][value="' + saved.replace(/"/g, '\\"') + '"]');
+                if (el) el.checked = true;
+            }
+        } catch(e) {}
+    }
+    _mpApplyExamVisibility(examName);
     if (!_mpModoTurnero || _mpTomasConfig !== null || !examName) return;
     var groups = _mpGetGroupsForExam(examName);
     if (Object.keys(groups).length) _mpShowCfgPanel(examName, groups);