/* ---------- 頂欄搜尋條 ---------- */
(function(){
  var btn=document.querySelector('.hsearch');
  var bar=document.getElementById('ming-searchbar');
  if(!btn||!bar)return;
  var input=bar.querySelector('input[type="search"]');
  function openBar(){
    document.body.classList.add('search-open');
    btn.setAttribute('aria-expanded','true');
    bar.setAttribute('aria-hidden','false');
    if(input)setTimeout(function(){input.focus();},120);
  }
  function closeBar(){
    document.body.classList.remove('search-open');
    btn.setAttribute('aria-expanded','false');
    bar.setAttribute('aria-hidden','true');
  }
  btn.addEventListener('click',function(){
    document.body.classList.contains('search-open')?closeBar():openBar();
  });
  document.addEventListener('keydown',function(ev){
    if(ev.key==='Escape'&&document.body.classList.contains('search-open'))closeBar();
  });
  document.addEventListener('click',function(ev){
    if(!document.body.classList.contains('search-open'))return;
    if(!ev.target.closest('.searchbar')&&!ev.target.closest('.hsearch'))closeBar();
  });
})();


/* ---------- 行動版選單 ---------- */(function(){
  var burger=document.querySelector('.hamburger');
  var mnav=document.getElementById('ming-mnav');
  if(!burger||!mnav)return;
  function openMnav(){
    document.body.classList.add('mnav-open');
    burger.setAttribute('aria-expanded','true');
    mnav.setAttribute('aria-hidden','false');
  }
  function closeMnav(){
    document.body.classList.remove('mnav-open');
    burger.setAttribute('aria-expanded','false');
    mnav.setAttribute('aria-hidden','true');
  }
  burger.addEventListener('click',openMnav);
  var closeBtn=mnav.querySelector('.mnav-close');
  if(closeBtn)closeBtn.addEventListener('click',closeMnav);
  mnav.querySelectorAll('.mnav-list a,.mnav-account').forEach(function(a){
    a.addEventListener('click',closeMnav);
  });
  document.addEventListener('keydown',function(ev){
    if(ev.key==='Escape'&&document.body.classList.contains('mnav-open'))closeMnav();
  });
})();


/* ---------- 進場動畫 ---------- */
var io=new IntersectionObserver(function(entries){
  entries.forEach(function(en){
    if(en.isIntersecting){en.target.classList.add('in');io.unobserve(en.target);}
  });
},{threshold:.15});
document.querySelectorAll('.reveal').forEach(function(el){io.observe(el)});


/* ---------- 新品許願池投票 ---------- */
(function(){
  if(typeof MING_VOTE==='undefined')return;
  document.addEventListener('click',function(ev){
    var btn=ev.target.closest('.vote-btn');
    if(!btn||btn.disabled)return;
    var card=btn.closest('.vcard');
    if(!card)return;
    var goal=parseInt(card.getAttribute('data-goal'),10)||MING_VOTE.goal||100;
    btn.disabled=true;btn.textContent='提交中…';
    var fd=new FormData();
    fd.append('action','ming_vote');
    fd.append('nonce',MING_VOTE.nonce);
    fd.append('campaign_id',card.getAttribute('data-cid'));
    fd.append('product_id',card.getAttribute('data-id'));
    fd.append('variation_id',card.getAttribute('data-vid')||'0');
    fetch(MING_VOTE.ajaxurl,{method:'POST',credentials:'same-origin',body:fd})
      .then(function(r){return r.json()})
      .then(function(res){
        if(res.success){
          var n=res.data.count;
          var vc=card.querySelector('.vcount b');if(vc)vc.textContent=n;
          var bar=card.querySelector('.vote-bar i');
          if(bar)bar.style.width=Math.min(100,Math.round(n/goal*100))+'%';
          btn.textContent='已支持 ✓';btn.classList.add('voted');
          var on=card.querySelector('.cdot.is-on');
          if(on&&res.data.sku_count){var w=on.closest('.cdot-wrap');if(w){var em=w.querySelector('.cdot-n');if(em)em.textContent=res.data.sku_count;}}
        }else if(res.data&&res.data.need_login){
          window.location.href=res.data.login_url;
        }else if(res.data&&res.data.already){
          btn.textContent='已支持 ✓';btn.classList.add('voted');
          var vc=card.querySelector('.vcount b');if(vc&&res.data.count)vc.textContent=res.data.count;
        }else if(res.data&&res.data.message==='closed'){
          btn.textContent='已截止';btn.classList.add('voted');
        }else{
          btn.disabled=false;btn.textContent='我想要這款';
        }
      })
      .catch(function(){btn.disabled=false;btn.textContent='我想要這款';});
  });
})();


/* ---------- 社群分享（複製連結 / 原生分享） ---------- */
(function(){
  document.querySelectorAll('.ming-share').forEach(function(bar){
    var title=bar.getAttribute('data-title')||document.title;
    var text=bar.getAttribute('data-text')||title;
    var url=bar.getAttribute('data-url')||location.href;
    var copyBtn=bar.querySelector('.ming-share-btn.copy');
    var nativeBtn=bar.querySelector('.ming-share-btn.native');
    /* 原生分享需 HTTPS 安全環境 + 瀏覽器支援，否則不顯示（HTTP 下點了也沒反應） */
    var canShare = window.isSecureContext && typeof navigator.share === 'function';
    if(nativeBtn){
      if(canShare){nativeBtn.hidden=false;}
      nativeBtn.addEventListener('click',function(){
        if(!canShare){return;}
        navigator.share({title:title,text:text,url:url}).catch(function(err){
          if(err&&err.name==='AbortError'){return;}
          if(copyBtn){copyBtn.click();} /* 分享失敗退化為複製連結 */
        });
      });
    }
    if(copyBtn){
      copyBtn.addEventListener('click',function(){
        var done=function(){
          var old=copyBtn.lastChild;
          copyBtn.classList.add('copied');
          var label=copyBtn.querySelector('.copy-label');
          if(!label){
            label=document.createElement('span');
            label.className='copy-label';
            copyBtn.appendChild(label);
          }
          label.textContent='已複製 ✓';
          setTimeout(function(){copyBtn.classList.remove('copied');if(label)label.textContent='';},2000);
        };
        if(navigator.clipboard&&navigator.clipboard.writeText){
          navigator.clipboard.writeText(url).then(done).catch(function(){fallback();});
        }else{fallback();}
        function fallback(){
          var ta=document.createElement('textarea');
          ta.value=url;ta.style.position='fixed';ta.style.opacity='0';
          document.body.appendChild(ta);ta.select();
          try{document.execCommand('copy');done();}catch(e){}
          document.body.removeChild(ta);
        }
      });
    }
  });
})();


/* ---------- 商品頁色卡變體按鈕 ---------- */
(function(){
  document.querySelectorAll('.ming-swatches').forEach(function(sw){
    var attr=sw.getAttribute('data-attribute');
    if(!attr)return;
    var form=sw.closest('form.variations_form');
    if(!form)return;
    var select=form.querySelector('select[name="attribute_'+attr+'"]');
    if(!select)return;
    function sync(){
      var opts=select.options;
      sw.querySelectorAll('.ming-swatch').forEach(function(b){
        var v=b.getAttribute('data-value');
        var opt=null;
        for(var i=0;i<opts.length;i++){if(opts[i].value===v){opt=opts[i];break;}}
        b.classList.toggle('is-active',select.value===v);
        b.classList.toggle('is-disabled',!opt||opt.disabled);
      });
    }
    sw.addEventListener('click',function(ev){
      var btn=ev.target.closest('.ming-swatch');
      if(!btn||btn.classList.contains('is-disabled'))return;
      select.value=btn.getAttribute('data-value');
      select.dispatchEvent(new Event('change',{bubbles:true}));
      sync();
    });
    select.addEventListener('change',sync);
    if(window.MutationObserver){
      var mo=new MutationObserver(sync);
      mo.observe(select,{attributes:true,childList:true,subtree:true});
    }
    sync();
  });
})();


/* ---------- 色卡點點：切換卡片商品圖 + 連結預選顏色 ---------- */
(function(){
  document.addEventListener('click',function(e){
    var dot=e.target.closest('.cdot');
    if(!dot){return;}
    e.preventDefault();
    var card=dot.closest('.pcard, .vcard, li.product');
    if(!card){return;}
    var img=dot.getAttribute('data-img');
    var pic=card.querySelector('.ph img, .woocommerce-loop-product__link img');
    if(img&&pic){
      pic.removeAttribute('srcset');
      pic.removeAttribute('sizes');
      if(pic.src!==img){
        pic.style.opacity='0';
        pic.addEventListener('load',function(){pic.style.opacity='1';},{once:true});
        pic.src=img;
      }
    }
    var link=dot.getAttribute('data-link');
    if(link){
      card.querySelectorAll('a.ph, a.more, a.woocommerce-loop-product__link').forEach(function(a){a.href=link;});
    }
    var wrap=dot.closest('.colors');
    if(wrap){wrap.querySelectorAll('.cdot').forEach(function(d){d.classList.remove('is-on');});}
    dot.classList.add('is-on');
    var vid=dot.getAttribute('data-vid');
    if(vid){card.setAttribute('data-vid',vid);}
  });
})();