Modified version of Aarowaim's FoundryVTT Token Vision macro for my own use

lamppu.foundryvtt.js

let namedfields = (...fields) => {
  return (...arr) => {
    var obj = {};
    fields.forEach((field, index) => {
      obj[field] = arr[index];
    });
    return obj;
  };
};

let VisionType = namedfields('name', 'dim', 'bright');
let visions = (() => {
  return [
  VisionType('No Darkvision', 5, 0),
  ].concat(...[...Array(5).keys()].map(x => (x+1)*30).map(n => {
    return VisionType(`Darkvision (${n}ft)`, n, 0);
  }));
})();

let LightSource = namedfields('name', 'dim', 'bright')
let lightSources = [
  LightSource('None', 0, 0),
  LightSource('Candle', 10, 5),
  LightSource('Torch/Light', 40, 20),
  LightSource('Lamp', 45, 15),
  LightSource('Hooded Lantern', 60, 30),
  LightSource('Hooded Lantern (Dim)', 5, 0),
];

if (canvas.tokens.controlled.length === 0)
  ui.notifications.error("Select tokens");
else new Dialog({
  title: `Lamppu`,
  content: `
  <form>
  ${visions.map((vision, index) => {
      return `\t<button style="width: 49%; float: left;" onclick="for ( let token of canvas.tokens.controlled ) {
        token.update({
          vision: true,
          dimSight: ${vision.dim} ?? token.data.dimSight,
          brightSight: ${vision.brigh} ?? token.data.brightSight,
        });
      }; return false;">${vision.name}</button>`;
    }).join('\n')
  }
  <br style="clear: both;" />
  <hr style="clear: both;" />
  ${lightSources.map((lightSource, index) => {
      return `\t<button style="width: 49%; float: left;" onclick="for ( let token of canvas.tokens.controlled ) {
        token.update({
          vision: true,
          dimLight: ${lightSource.dim} ?? token.data.dimLight,
          brightLight:  ${lightSource.bright} ?? token.data.brightLight,
        });
      }; return false;">${lightSource.name}</button>`;
    }).join('\n')
  }
  </form>
  `,
  buttons: {
    no: {
      icon: "<i class='fas fa-times'></i>",
      label: `Close`
    }
  },
  default: "no",
}).render(true);