@krshoss labeller

script.js

document.querySelectorAll('.js-delete-label').forEach(form => form.querySelector('button').click())

const labels = (await ((await fetch('https://github.com/krshoss/repo-labels/raw/main/labels.json')).json()))

function createLabel(label) {
  document.querySelector(".js-new-label-name-input").value = label.name;
  document.querySelector(".js-new-label-description-input").value =
    label.description;
  document.querySelector(".js-new-label-color-input").value = label.color;
  document.querySelector(".js-details-target ~ .btn-primary").disabled = false;
  document.querySelector(".js-details-target ~ .btn-primary").click();
}

function updateLabel(label) {
  let updatedLabel = false;
  [].slice
    .call(document.querySelectorAll(".js-labels-list-item"))
    .forEach((element) => {
      if (
        element.querySelector(".js-label-link").textContent.trim() ===
        label.name
      ) {
        updatedLabel = true;
        element.querySelector(".js-edit-label").click();
        element.querySelector(".js-new-label-name-input").value = label.name;
        element.querySelector(".js-new-label-description-input").value =
          label.description;
        element.querySelector(".js-new-label-color-input").value = label.color;
        element.querySelector(".js-edit-label-cancel ~ .btn-primary").click();
      }
    });
  return updatedLabel;
}

function createOrUpdate(label) {
  if (!updateLabel(label)) {
    createLabel(label);
  }
}

labels.forEach((label) => createOrUpdate(label));