// tools/mapper_console.js  (use from DevTools Console on the live table)
(() => {
  const order = Array.from({length:37}, (_,i)=>i); // 0..36
  const overlay = document.createElement('div');
  overlay.style.position='fixed';
  overlay.style.left=0; overlay.style.top=0;
  overlay.style.right=0; overlay.style.bottom=0;
  overlay.style.zIndex=999999; overlay.style.cursor='crosshair';
  overlay.style.background='rgba(0,0,0,0.15)';
  overlay.innerHTML = `
    <div id="mm-hint" style="
      position:fixed; top:16px; left:16px; color:#fff; 
      background:rgba(0,0,0,.7); padding:10px 14px; 
      font: 16px/1.4 monospace; border-radius:8px;">
      <b>Mapper</b><br>
      1) Click the <b>board area</b> once (root).<br>
      2) Then click numbers in order: <b>0,1,2,...,36</b>.<br>
      <i>Esc = undo last, Enter = finish, Q = quit</i>
    </div>`;
  document.body.appendChild(overlay);

  let root = null;
  let rootBox = null;
  const points = {};
  let step = -1;

  function updateHint(){
    const hint = document.getElementById('mm-hint');
    if(!root){
      hint.innerHTML = hint.innerHTML.replace(/2\).*/,'2) Then click numbers in order: <b>0,1,2,...,36</b>.<br><i>Esc = undo last, Enter = finish, Q = quit</i>');
      hint.firstChild.textContent = hint.firstChild.textContent;
      return;
    }
    const next = order[step] ?? order[0];
    hint.innerHTML = `
      <b>Mapper</b><br>
      Root set. Click number: <b>${next}</b><br>
      <i>Esc = undo last, Enter = finish, Q = quit</i>`;
  }

  function finish(){
    const data = {
      site:"stake", table:"ruleta_es",
      url: location.href.split('?')[0],
      mode:"coords",
      boardSelector: "body",
      betOpenSelector: "",
      chipSelectors: {"0.10":"","0.20":""},
      numbers: points
    };
    const txt = JSON.stringify(data, null, 2);
    console.log(txt);
    navigator.clipboard?.writeText(txt).catch(()=>{});
    overlay.remove();
  }

  overlay.addEventListener('click', (e)=>{
    if(!root){
      root = document.elementFromPoint(e.clientX, e.clientY);
      rootBox = root.getBoundingClientRect();
      step = 0;
      updateHint();
      return;
    }
    const n = order[step];
    points[n] = { x: e.clientX - rootBox.left, y: e.clientY - rootBox.top };
    step++;
    if(step >= order.length){ finish(); }
    else { updateHint(); }
  });

  window.addEventListener('keydown', (e)=>{
    if(e.key==='Escape'){ // undo
      if(step>0){ step--; delete points[order[step]]; updateHint(); }
      e.preventDefault();
    }
    if(e.key==='Enter'){ finish(); e.preventDefault(); }
    if(e.key.toLowerCase()==='q'){ overlay.remove(); e.preventDefault(); }
  });

  updateHint();
})();