const requestRollFromTokens = game.modules.get('swade-mb-helpers').api.requestRollFromTokens;

async function main() {
  let tokens = Array.from(game.user.targets);
  if (tokens.length < 1) {
    tokens = canvas.tokens.controlled;
  }
  if (tokens.length < 1) {
    ui.notifications.error('Please target or select some tokens');
    return;
  }

  const attributes = ['Agility', 'Smarts', 'Spirit', 'Strength', 'Vigor'];
  const skillSet = new Set();
  for (const token of tokens) {
    const tokenSkills = token.actor.items.filter(
      (i) => i.type === 'skill' && !['Untrained', 'Untrained Attempt'].includes(i.name),
    );
    for (const skill of tokenSkills) {
      skillSet.add(skill.name);
    }
  }
  const attributeOptions = attributes
    .map(
      (a) => `
     <option ${a === 'Agility' ? 'selected ' : ''} value="a|${a}">${a}</option>`,
    )
    .join('');
  const skillOptions = Array.from(skillSet)
    .sort()
    .map(
      (s) => `
     <option value="s|${s}">${s}</option>`,
    )
    .join('');
  const content = `
  <form>
    <p>Requesting roll from ${tokens.map((t) => t.name).join(', ')}.</p>
    <div class="form-group">
      <label for="trait">Trait to roll</label>
      <select name="trait">
        <optgroup label="Attributes">${attributeOptions}</optgroup>
        <optgroup label="Skills">
        ${skillOptions}
        <option value="s|NOSKILL">Untrained</option>
        </optgroup>
      </select>
    </div>
    <div class="form-group">
      <label for="mod">Roll Modifier:</label>
      <input type="number" value="0" name="mod">
    </div>
    <div class="form-group">
      <label for="modDesc">Roll Modifier Description:</label>
      <input type="text" value="Roll Modifier" name="modDesc">
    </div>
    <div class="form-group">
      <label for="tn">Target Number</label>
      <input type="number" value="4" name="tn">
    </div>
  </form>
  `;
  const buttons = {
    ok: {
      label: 'Request Roll',
      callback: (html) => {
        const form = html[0].querySelector('form');
        const formDataObject = new FormDataExtended(form).object;
        const rollMod = parseInt(formDataObject.mod);
        const rollModDesc = formDataObject.modDesc;
        const rollParts = formDataObject.trait.split('|');
        const rollType = rollParts[0] === 'a' ? 'attribute' : 'skill';
        const rollDesc = rollParts[1];
        const targetNumber = parseInt(formDataObject.tn);
        const options = { targetNumber };
        if (rollMod !== 0) {
          options.mods = [{ label: rollModDesc, value: rollMod }];
        }
        requestRollFromTokens(tokens, rollType, rollDesc, options);
      },
    },
    cancel: {
      label: 'Cancel',
    },
  };
  new Dialog({
    title: 'Request roll',
    content,
    buttons,
  }).render(true);
}

main();