/* Associação Clube — PWA Client v33.3.5 */
(function(){
'use strict';

var deferredPrompt=null;
var installButton=null;
var toastTimer=null;

function ready(fn){
  if(document.readyState!=='loading')fn();
  else document.addEventListener('DOMContentLoaded',fn);
}

function toast(message,type){
  var el=document.getElementById('v33253PwaToast');
  if(!el){
    el=document.createElement('div');
    el.id='v33253PwaToast';
    el.className='v33253-pwa-toast';
    el.setAttribute('role','status');
    el.setAttribute('aria-live','polite');
    document.body.appendChild(el);
  }
  el.className='v33253-pwa-toast is-'+(type||'info')+' is-visible';
  el.textContent=message;
  clearTimeout(toastTimer);
  toastTimer=setTimeout(function(){el.classList.remove('is-visible');},3200);
}

function isStandalone(){
  return window.matchMedia('(display-mode: standalone)').matches || window.navigator.standalone===true;
}

function buildInstallButton(){
  if(isStandalone() || document.getElementById('v33253PwaInstall'))return;
  installButton=document.createElement('button');
  installButton.type='button';
  installButton.id='v33253PwaInstall';
  installButton.className='v33253-pwa-install';
  installButton.innerHTML='<span class="v33253-pwa-install-icon">＋</span><span><strong>Instalar aplicativo</strong><small>Acesso rápido na tela inicial</small></span>';
  installButton.hidden=true;
  installButton.addEventListener('click',async function(){
    if(!deferredPrompt)return;
    deferredPrompt.prompt();
    try{
      var choice=await deferredPrompt.userChoice;
      if(choice && choice.outcome==='accepted')toast('Aplicativo instalado com sucesso.','success');
    }catch(e){}
    deferredPrompt=null;
    installButton.hidden=true;
  });
  document.body.appendChild(installButton);
}

function registerSW(){
  if(!('serviceWorker' in navigator) || location.protocol!=='https:')return;
  var swUrl=new URL('index.php?entity=pwa&page=sw&v=33_3_5',document.baseURI).href;
  navigator.serviceWorker.register(swUrl,{scope:'./',updateViaCache:'none'}).then(function(reg){
    if(reg.waiting)toast('Nova versão pronta para atualizar.','info');
    reg.addEventListener('updatefound',function(){
      var worker=reg.installing;
      if(!worker)return;
      worker.addEventListener('statechange',function(){
        if(worker.state==='installed' && navigator.serviceWorker.controller){
          toast('Nova versão disponível. Reabra o app para atualizar.','info');
        }
      });
    });
  }).catch(function(err){
    console.warn('PWA service worker:',err);
  });
}

ready(function(){
  buildInstallButton();
  registerSW();

  window.addEventListener('beforeinstallprompt',function(event){
    event.preventDefault();
    deferredPrompt=event;
    if(installButton)installButton.hidden=false;
  });

  window.addEventListener('appinstalled',function(){
    deferredPrompt=null;
    if(installButton)installButton.hidden=true;
    toast('Aplicativo instalado.','success');
  });

  window.addEventListener('offline',function(){
    document.documentElement.classList.add('is-pwa-offline');
    toast('Você está offline. Algumas ações precisam de internet.','warning');
  });
  window.addEventListener('online',function(){
    document.documentElement.classList.remove('is-pwa-offline');
    toast('Conexão restaurada.','success');
  });
  if(!navigator.onLine)document.documentElement.classList.add('is-pwa-offline');
});
})();