// deno-lint-ignore-file
document.addEventListener("DOMContentLoaded", function () {
  var darkMode = localStorage.getItem("dark-mode");
  if (darkMode === null) {
    darkMode = window.matchMedia("(prefers-color-scheme: dark)").matches
      ? "true"
      : "false";
  }
  if (darkMode === "true") {
    document.getElementsByTagName("html")[0].dataset.theme = "dark";
    document.querySelector("input.theme-switch").checked = true;
  } else {
    document.getElementsByTagName("html")[0].dataset.theme = "light";
    document.querySelector("input.theme-switch").checked = false;
  }
});

document
  .querySelector("input.theme-switch")
  .addEventListener("change", function (event) {
    var input = event.target;
    if (input.checked) {
      document.getElementsByTagName("html")[0].dataset.theme = "dark";
      localStorage.setItem("dark-mode", "true");
    } else {
      document.getElementsByTagName("html")[0].dataset.theme = "light";
      localStorage.setItem("dark-mode", "false");
    }
  });