// If you want to use Phoenix channels, run `mix help phx.gen.channel`
// to get started and then uncomment the line below.
// import "./user_socket.js"

// You can include dependencies in two ways.
//
// The simplest option is to put them in assets/vendor and
// import them using relative paths:
//
//     import "../vendor/some-package.js"
//
// Alternatively, you can `npm install some-package --prefix assets` and import
// them using a path starting with the package name:
//
//     import "some-package"
//
import scrollIntoView from "smooth-scroll-into-view-if-needed";

// Include phoenix_html to handle method=PUT/DELETE in forms and buttons.
import "phoenix_html";
// Establish Phoenix Socket and LiveView configuration.
import { Socket } from "phoenix";
import { LiveSocket } from "phoenix_live_view";
import topbar from "../vendor/topbar";
import mermaid from "mermaid";
mermaid.init(".mermaid");

function cookiesAreAllowed() {
  const consentStatus = document.cookie
    .split("; ")
    .find((row) => row.startsWith("cookieconsent_status="));

  return consentStatus === "cookieconsent_status=allow";
}

const Hooks = {};

let configuredThemeRow;
if (cookiesAreAllowed()) {
  configuredThemeRow = document.cookie
    .split("; ")
    .find((row) => row.startsWith("theme="));
}

if (!configuredThemeRow) {
  let theme;
  if (
    window.matchMedia &&
    window.matchMedia("(prefers-color-scheme: dark)").matches
  ) {
    setTheme("dark");
  } else {
    setTheme("light");
  }
}

window
  .matchMedia("(prefers-color-scheme: dark)")
  .addEventListener("change", (event) => {
    let configuredThemeRow;
    if (cookiesAreAllowed()) {
      configuredThemeRow = document.cookie
        .split("; ")
        .find((row) => row.startsWith("theme="));
    }

    if (!configuredThemeRow || configuredThemeRow === "theme=system") {
      setTheme("system");
    } else {
      if (configuredThemeRow === "theme=dark") {
        setTheme("dark");
      } else if (configuredThemeRow === "theme=light") {
        setTheme("light");
      } else {
        setTheme("system");
      }
    }
  });

function setTheme(theme, set) {
  let setTheme;
  if (theme == "system") {
    if (
      window.matchMedia &&
      window.matchMedia("(prefers-color-scheme: dark)").matches
    ) {
      setTheme = "dark";
    } else {
      setTheme = "light";
    }
  } else {
    setTheme = theme;
  }

  document.documentElement.classList.add(setTheme);

  if (setTheme === "dark") {
    document.documentElement.classList.remove("light");
  } else {
    document.documentElement.classList.remove("dark");
  }

  if (set && cookiesAreAllowed()) {
    document.cookie = "theme" + "=" + theme + ";path=/";
  }
}

Hooks.ColorTheme = {
  mounted() {
    this.handleEvent("set_theme", (payload) => {
      setTheme(payload.theme, true);
    });
  },
};

Hooks.Docs = {
  mounted() {
    mermaid.init(".mermaid");
  },
};

function onScrollChange() {
  const docs = document.getElementById("docs-window");
  if (docs) {
    const scrollTop = docs.scrollTop;
    const topEl = Array.from(
      document.getElementsByClassName("nav-anchor")
    ).filter((el) => {
      return el.offsetTop + el.clientHeight >= scrollTop;
    })[0];
    let hash;
    if (window.location.hash) {
      hash = window.location.hash.substring(1);
    }
    if (topEl && topEl.id !== hash) {
      history.replaceState(null, null, `#${topEl.id}`);
      window.location.hash = topEl.id;
      const newTarget = document.getElementById(`right-nav-${topEl.id}`);
      Array.from(
        document.getElementsByClassName("currently-active-nav")
      ).forEach((el) => {
        el.classList.remove("currently-active-nav");
        el.classList.remove("text-primary-light-600");
        el.classList.remove("dark:text-primary-dark-400");
      });
      if (newTarget) {
        newTarget.classList.add("dark:text-primary-dark-400");
        newTarget.classList.add("text-primary-light-600");
        newTarget.classList.add("currently-active-nav");

        scrollIntoView(newTarget, { behavior: "smooth", block: "center" });
      }
    }
  }
}

function handleHashChange(clear) {
  if (window.location.hash) {
    const el = document.getElementById(
      "right-nav-" + window.location.hash.substring(1)
    );
    if (el) {
      if (clear) {
        Array.from(
          document.getElementsByClassName("currently-active-nav")
        ).forEach((el) => {
          el.classList.remove("currently-active-nav");
          el.classList.remove("text-primary-light-600");
          el.classList.remove("dark:text-primary-dark-400");
        });
      }
      el.classList.add("dark:text-primary-dark-400");
      el.classList.add("text-primary-light-600");
      el.classList.add("currently-active-nav");

      scrollIntoView(el, {
        behavior: "smooth",
        block: "center",
      });
    }
  }
}

Hooks.RightNav = {
  mounted() {
    handleHashChange(false);
    const docs = document.getElementById("docs-window");
    if (docs) {
      docs.addEventListener("scroll", () => onScrollChange());
      if (this.interval) {
        clearInterval(this.interval);
      }
    }
  },
  destroyed() {
    if (this.interval) {
      clearInterval(this.interval);
    }
  },
};

let csrfToken = document
  .querySelector("meta[name='csrf-token']")
  .getAttribute("content");
let liveSocket = new LiveSocket("/live", Socket, {
  params: { _csrf_token: csrfToken },
  hooks: Hooks,
  metadata: {
    keydown: (e) => {
      return {
        key: e.key,
        metaKey: e.metaKey,
      };
    },
  },
});

// Show progress bar on live navigation and form submits. Only displays if still
// loading after 120 msec
topbar.config({ barColors: { 0: "#29d" }, shadowColor: "rgba(0, 0, 0, .3)" });

let topBarScheduled = undefined;
window.addEventListener("phx:page-loading-start", () => {
  if (!topBarScheduled) {
    topBarScheduled = setTimeout(() => topbar.show(), 120);
  }
});
window.addEventListener("phx:page-loading-stop", () => {
  clearTimeout(topBarScheduled);
  topBarScheduled = undefined;
  topbar.hide();
});

window.addEventListener("js:focus", (e) => e.target.focus());

window.addEventListener("phx:js:scroll-to", (e) => {
  const target = document.getElementById(e.detail.id);
  const boundary = document.getElementById(e.detail.boundary_id);
  scrollIntoView(target, {
    behavior: "smooth",
    block: "center",
    boundary: boundary,
  });
});

window.addEventListener("phx:sidebar-state", (e) => {
  const cookie = Object.keys(e.detail)
    .map((key) => `${key}:${e.detail[key]}`)
    .join(",");
  if (cookiesAreAllowed()) {
    document.cookie = "sidebar_state" + "=" + cookie + ";path=/";
  }
});

let scrolled = false;

window.addEventListener("phx:page-loading-start", () => {
  scrolled = false;
});

window.addEventListener("phx:page-loading-stop", ({ detail }) => {
  if (detail.kind === "initial" && window.location.hash && !scrolled) {
    let hashEl = document.getElementById(window.location.hash.substring(1));
    console.log(hashEl);
    hashEl && hashEl.scrollIntoView();
    scrolled = true;
  }
  topbar.hide();
});

window.addEventListener("phx:selected-versions", (e) => {
  console.log(e.detail);
  if (cookiesAreAllowed()) {
    const cookie = Object.keys(e.detail)
      .map((key) => `${key}:${e.detail[key]}`)
      .join(",");
    document.cookie = "selected_versions" + "=" + cookie + ";path=/";
  }
});

window.addEventListener("phx:selected-types", (e) => {
  if (cookiesAreAllowed()) {
    const cookie = e.detail.types.join(",");
    document.cookie = "selected_types" + "=" + cookie + ";path=/";
  }
});

window.addEventListener("keydown", (event) => {
  if ((event.metaKey || event.ctrlKey) && event.key === "k") {
    document.getElementById("search-button").click();
    event.preventDefault();
  }
});
window.addEventListener("keydown", (event) => {
  if (event.key === "Escape") {
    document.getElementById("close-search").click();
    event.preventDefault();
  }
});
window.addEventListener("phx:close-search", (event) => {
  document.getElementById("close-search").click();
  event.preventDefault();
});

// connect if there are any LiveViews on the page
liveSocket.connect();

// expose liveSocket on window for web console debug logs and latency simulation:
liveSocket.disableDebug();
// >> liveSocket.enableLatencySim(1000)  // enabled for duration of browser session
// >> liveSocket.disableLatencySim()
window.liveSocket = liveSocket;

window.addEventListener("load", function () {
  window.cookieconsent.initialise({
    content: {
      message:
        "Hi, this website uses essential cookies for remembering your explicitly set preferences, if you opt-in. We do not use google analytics, but we do use plausible.io, an ethical google analytics alternative which does not use any cookies and collects no personal data.",
      link: null,
    },
    type: "opt-in",
    palette: {
      popup: {
        background: "#000",
      },
      button: {
        background: "#f1d600",
      },
    },
  });
});

window.addEventListener("hashchange", (event) => {
  handleHashChange(true);
});