Nery Prieto

NERY PRIETO

Product Designer especializado en UX/UI y sistemas de diseño.

Diseño productos digitales que funcionan, convierten y escalan. UX/UI, research y sistemas de diseño aplicados a SaaS, e-commerce, apps y webs. 5+ años trabajando con marcas como Schibsted, AxesInMotion y agencias de retail.
				
					
<script>
(function(){
  // --- helper: extract bitform key from element attributes/classes ---
  function extractKey(el){
    if(!el) return null;
    var candidates = [el.name, el.id, el.getAttribute && el.getAttribute('data-key'), el.getAttribute && el.getAttribute('data-bf-key')];
    for(var i=0;i<candidates.length;i++){
      var a = candidates[i];
      if(!a) continue;
      var m = a.match(/bd+-d+/);
      if(m) return m[0];
    }
    // try classes
    if(el.className){
      var m2 = (''+el.className).match(/bd+-d+/);
      if(m2) return m2[0];
    }
    return null;
  }

  // --- save a specific input/select/textarea value to sessionStorage ---
  function saveField(el){
    var key = extractKey(el);
    if(!key) return;
    var val = '';
    if(el.type === 'checkbox'){
      val = el.checked ? (el.value || 'on') : '';
    } else if(el.type === 'radio'){
      // only save if checked
      if(!el.checked) return;
      val = el.value;
    } else {
      val = el.value || '';
    }
    sessionStorage.setItem('bitform_' + key, val);
  }

  // --- populate review placeholders (Step 2) ---
  function populateReviewFields(){
    var placeholders = document.querySelectorAll('.bf-review[data-bf-key]');
    placeholders.forEach(function(el){
      var key = el.getAttribute('data-bf-key');
      if(!key) return;
      var v = sessionStorage.getItem('bitform_' + key);
      el.textContent = v ? v : '—';
    });
  }

  // --- populate form inputs from storage when user goes back ---
  function populateFormFromStorage(){
    var inputs = document.querySelectorAll('input, textarea, select');
    inputs.forEach(function(el){
      var key = extractKey(el);
      if(!key) return;
      var v = sessionStorage.getItem('bitform_' + key);
      if(v === null) return;
      if(el.type === 'checkbox' || el.type === 'radio'){
        if(el.value === v) el.checked = true;
      } else {
        el.value = v;
      }
    });
  }

  // --- clear storage on final submit (so future forms start clean) ---
  function clearBitformStorage(){
    Object.keys(sessionStorage).forEach(function(k){
      if(k.indexOf('bitform_') === 0) sessionStorage.removeItem(k);
    });
  }

  // --- init listeners ---
  function init(){
    // capture input changes globally
    document.addEventListener('input', function(e){
      var t = e.target;
      if(!t) return;
      if(!/INPUT|TEXTAREA|SELECT/i.test(t.nodeName)) return;
      saveField(t);
      populateReviewFields();
    }, true);

    document.addEventListener('change', function(e){
      var t = e.target;
      if(!t) return;
      if(!/INPUT|TEXTAREA|SELECT/i.test(t.nodeName)) return;
      saveField(t);
      populateReviewFields();
    }, true);

    // handle radio groups (when clicking a radio)
    document.addEventListener('click', function(e){
      var t = e.target;
      if(!t) return;
      if(t.type === 'radio') { saveField(t); populateReviewFields(); }
    }, true);

    // detect when DOM updates (user navigates steps) and populate review fields and fields
    var mo = new MutationObserver(function(){
      populateReviewFields();
      populateFormFromStorage();
    });
    mo.observe(document.body, {childList:true, subtree:true, attributes:true, attributeFilter:['class', 'style']});

    // ensure on initial load we populate (if user refreshed)
    document.addEventListener('DOMContentLoaded', function(){
      populateReviewFields();
      populateFormFromStorage();
    });

    // clear storage on final submit
    document.addEventListener('submit', function(e){
      try {
        // If the form submitted is bitform, clear; otherwise, skip
        var frm = e.target;
        if(frm && frm.matches && frm.matches('form')) {
          // optional: detect a specific bitform class/ID, or clear for all
          clearBitformStorage();
        }
      } catch(err){}
    }, true);
  }

  // run init
  init();
})();
</script>