vrobbler-firefox-extension/options.js

document.addEventListener("DOMContentLoaded", restore);
document.getElementById("save").addEventListener("click", save);

const DEFAULT_SETTINGS = {
  delay: 7,
  blacklist: ["*.unbl.ink", "moz-extension://", "*.google.com", "gmail.com", "*.chatgpt.com", "*.ebay.com", "*.amazon.com"],
  paused: false,
};

function restore() {
  browser.storage.local.get(DEFAULT_SETTINGS, (items) => {
    document.getElementById("delay").value = items.delay;
    document.getElementById("blacklist").value = items.blacklist.join("\n");
  });
}

function save() {
  const delay = parseInt(document.getElementById("delay").value, 10);
  const blacklist = document
    .getElementById("blacklist")
    .value.split("\n")
    .map((x) => x.trim())
    .filter(Boolean);

  browser.storage.local.set({ delay, blacklist }, () => {
    const status = document.getElementById("status");
    status.textContent = "Settings saved.";
    setTimeout(() => (status.textContent = ""), 1500);
  });
}