sudoku.com auto solver

sudoku.com.js

function SudokuSolver(){var r=[];function n(n,t,o){for(var u=0;u<9;u++){var i=9*(3*Math.floor(t/3)+Math.floor(u/3))+3*Math.floor(o/3)+u%3;if(n==r[9*t+u]||n==r[o+9*u]||n==r[i])return!1}return!0}this.solve=function(t,o){var u=(o=o||{}).result||"string";return r=t.split("").map(function(r){return isNaN(r)?0:+r}),81!==t.length?"Puzzle is not valid.":function t(o){if(o>=r.length)return!0;if(0!=r[o])return t(o+1);for(var u=1;u<=9;u++)if(n(u,Math.floor(o/9),o%9)&&(r[o]=u,t(o+1)))return!0;return r[o]=0,!1}(0)?"chunks"===u?function(r){for(var n=[],t=0;t<r.length;t+=9)n.push(r.slice(t,t+9));return n}(r):"array"===u?r:r.join(""):"No solution found."}}
async function solve() {
  const numbers = [
  'M8.954 30V3.545h-.267c-.738.41-6.706 4.655-7.71 5.311V5.883c.635-.41 6.767-4.758 7.977-5.476h2.789V30h-2.79z',
  'M.12 9.57C.16 4.462 4.057.791 9.41.791c5.209 0 9.187 3.568 9.187 8.224 0 3.076-1.415 5.475-6.275 10.664l-7.998 8.53v.247h15.012V31H.284v-1.969L10.62 17.854c4.122-4.43 5.168-6.193 5.168-8.736 0-3.302-2.81-5.865-6.44-5.865-3.814 0-6.46 2.584-6.5 6.316v.02H.12v-.02z',
  'M6.698 16.932v-2.42h3.466c3.814 0 6.46-2.338 6.46-5.722 0-3.22-2.646-5.537-6.317-5.537-3.67 0-6.255 2.174-6.542 5.537H1.038C1.366 3.95 5.037.792 10.41.792c5.045 0 9.064 3.404 9.064 7.67 0 3.568-2.05 6.173-5.496 6.932v.266c4.225.472 6.85 3.281 6.85 7.342 0 4.86-4.491 8.613-10.295 8.613-5.722 0-9.926-3.404-10.11-8.182H3.13c.246 3.322 3.322 5.721 7.382 5.721 4.286 0 7.424-2.645 7.424-6.214 0-3.711-2.912-6.008-7.65-6.008H6.699z',
  'M15.855 30v-6.686H.987v-2.563C3.633 16.281 7.283 10.6 14.563.366h4.02v20.426h4.43v2.522h-4.43V30h-2.728zM3.92 20.628v.184h11.935V3.052h-.184C10.03 10.744 7.099 15.338 3.92 20.629z',
  'M10.553 30.615c-5.373 0-9.474-3.445-9.782-8.264H3.52c.308 3.322 3.322 5.783 7.055 5.783 4.327 0 7.424-3.097 7.424-7.445 0-4.347-3.097-7.444-7.363-7.444-2.912 0-5.496 1.415-6.747 3.692H1.222l1.6-16.53h16.14V2.93H5.037l-.985 10.787h.267c1.415-1.846 3.876-2.912 6.768-2.912 5.68 0 9.72 4.08 9.72 9.802 0 5.866-4.245 10.008-10.254 10.008z',
  'M10.964 31.595c-4 0-7.158-1.99-9.003-5.64C.648 23.638-.01 20.582-.01 16.83-.008 6.76 4.135.792 11.17.792c4.901 0 8.613 2.953 9.454 7.567h-2.871c-.739-3.076-3.323-5.045-6.624-5.045-5.312 0-8.347 4.963-8.409 13.74h.246c1.292-3.322 4.553-5.454 8.43-5.454 5.618 0 9.76 4.183 9.76 9.843 0 5.886-4.285 10.152-10.191 10.152zm-.041-2.482c4.204 0 7.403-3.281 7.403-7.567 0-4.368-3.097-7.506-7.383-7.506-4.225 0-7.485 3.158-7.485 7.3 0 4.41 3.24 7.773 7.465 7.773z',
  'M3.017 30L16.696 3.155V2.93H.29V.407h19.277v2.625L6.01 30z',
  'M10.533 31.615c-6.193 0-10.48-3.527-10.48-8.593 0-3.834 2.584-6.87 6.46-7.567v-.246c-3.22-.759-5.311-3.343-5.311-6.583 0-4.573 3.876-7.834 9.33-7.834 5.456 0 9.332 3.24 9.332 7.834 0 3.22-2.071 5.804-5.291 6.583v.246c3.855.697 6.46 3.732 6.46 7.567 0 5.086-4.286 8.593-10.5 8.593zm0-2.42c4.532 0 7.67-2.604 7.67-6.357 0-3.671-3.117-6.173-7.67-6.173-4.532 0-7.65 2.523-7.65 6.173 0 3.753 3.118 6.357 7.65 6.357zm0-14.95c3.896 0 6.562-2.174 6.562-5.393 0-3.343-2.666-5.64-6.562-5.64-3.897 0-6.563 2.297-6.563 5.64 0 3.199 2.666 5.393 6.563 5.393z',
  'M10.897 31.595c-4.983 0-8.613-2.974-9.454-7.547h2.871c.718 3.015 3.22 5.045 6.624 5.045 5.23 0 8.203-4.779 8.408-13.064.02-.205-.102-.471-.123-.676H19.1c-1.271 3.26-4.552 5.434-8.428 5.434-5.66 0-9.762-4.163-9.762-9.803C.91 5.1 5.175.792 11.102.792c4 0 7.157 2.01 9.003 5.68 1.313 2.298 1.969 5.333 1.969 9.106 0 10.028-4.102 16.017-11.177 16.017zm.226-13.248c4.245 0 7.485-3.2 7.485-7.28 0-4.39-3.22-7.794-7.465-7.794-4.224 0-7.403 3.302-7.403 7.63 0 4.285 3.035 7.444 7.383 7.444z',
  ];
  const vals = $('.game-cell .cell-value');
  const table = [];
  for(let i = 0; i < 9; i++) table.push([0, 0, 0, 0, 0, 0, 0, 0, 0]);
  for(let i = 0; i < 9; i++)
    for(let j = 0; j < 9; j++) {
      if($(vals[i * 9 + j]).html() == '&nbsp;') continue;
      const d = $(vals[i * 9 + j]).children('svg').children('path').attr('d')
      table[i][j] = numbers.indexOf(d) + 1
    }
  const result = new SudokuSolver().solve(table.flat().map(item => item === 0 ? '.' : item).join(''))
  const cells = $('.game-cell')
  const mark = []
  const path = []
  for(let i = 0; i < 9; i++) mark.push([0, 0, 0, 0, 0, 0, 0, 0, 0])
  let dx = 1, dy = 0, x = 0, y = 0;
  for(let i = 0; i < 81; i++) {
    if(x + dx < 0 || x + dx > 8 ||
      y + dy < 0 || y + dy > 8 ||
      mark[y + dy][x + dx] !== 0 ||
      (x + dx == 0 && y + dy == 0)) {
        if(dx == 1 && dy == 0) {
          dx = 0; dy = 1;
        } else if(dx == 0 && dy == 1) {
          dx = -1; dy = 0;
        } else if(dx == -1 &&  dy == 0) {
          dx = 0; dy = -1;
        } else {
          dx = 1; dy = 0;
        }
      }
    mark[y][x] = i;
    path.push({ x: y, y: x })
    x += dx;
    y += dy;
  }
  for(let ind = 0; ind < 81; ind++) {
    const { x, y } = path[ind]
    const index = x * 9 + y;
    if($(vals[index]).html() == '&nbsp;') {
      $(cells[index]).click();
      const event = jQuery.Event( 'keydown', { which: result.charAt(index).charCodeAt(0) } )
      $(cells[index]).trigger(event)
      await new Promise((resolve, reject) => setTimeout(resolve, 1))
    }
  }
}