<!--
  -   This file is a part of the SteamWar software.
  -
  -   Copyright (C) 2024 SteamWar.de-Serverteam
  -
  -   This program is free software: you can redistribute it and/or modify
  -   it under the terms of the GNU Affero General Public License as published by
  -   the Free Software Foundation, either version 3 of the License, or
  -   (at your option) any later version.
  -
  -   This program is distributed in the hope that it will be useful,
  -   but WITHOUT ANY WARRANTY; without even the implied warranty of
  -   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  -   GNU Affero General Public License for more details.
  -
  -   You should have received a copy of the GNU Affero General Public License
  -   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  -->

<script lang="ts">
    import {Image} from "astro:assets";
    import "../styles/button.css";
    import {CaretDownOutline} from "flowbite-svelte-icons";
    import {t} from "astro-i18n";
    import {l} from "../util/util";
    import {onMount} from "svelte";

    let navbar: HTMLDivElement;

    onMount(() => {
        handleScroll();
    })

    function handleScroll() {
        if (window.scrollY > 0) {
            navbar.classList.add("scrolled");
        } else {
            navbar.classList.remove("scrolled");
        }
    }
</script>

<svelte:window on:scroll={handleScroll}/>

<nav class="fixed top-0 left-0 right-0 px-4 transition-colors z-10 flex justify-center before:bg-black before:absolute before:top-0 before:left-0 before:bottom-0 before:right-0 before:-z-10 before:scale-y-0 before:transition-transform before:origin-top"  bind:this={navbar}>
    <div class="flex flex-col md:flex-row items-center justify-evenly md:justify-between match">
        <a class="flex items-center" href={l("/")}>
            <slot name="logo"></slot>
            <h1 class="text-2xl uppercase font-bold inline-block dark:text-white">
                {t("navbar.title")}
                <span class="scrolled" style="display: none"></span>
            </h1>
        </a>
        <div class="flex justify-center flex-wrap">
            <div class="btn-dropdown my-1">
                <button class="btn btn-gray">
                    <a href={l("/")}>
                        <span class="btn__text">{t("navbar.links.home.title")}</span>
                    </a>
                    <CaretDownOutline class="ml-2 mt-auto"/>
                </button>
                <div>
                    <a class="btn btn-gray my-1"
                       href={l("/announcements")}>{t("navbar.links.home.announcements")}</a>
                    <a class="btn btn-gray" href={l("/about")}>{t("navbar.links.home.about")}</a>
                    <a class="btn btn-gray" href={l("/downloads")}>{t("navbar.links.home.downloads")}</a>
                    <a class="btn btn-gray" href={l("/faq")}>{t("navbar.links.home.faq")}</a>
                </div>
            </div>
            <div class="btn-dropdown my-1">
                <button class="btn btn-gray">
                    <a rel="prefetch" href={l("/rules")}>
                        <span class="btn__text">{t("navbar.links.rules.title")}</span>
                    </a>
                    <CaretDownOutline class="ml-2 mt-auto"/>
                </button>
                <div>
                    <h2 class="px-2 text-gray-300">{t("navbar.links.rules.gamemode")}</h2>
                    <a href={l("/rules/wargear")} class="btn btn-gray">{t("navbar.links.rules.wg")}</a>
                    <a href={l("/rules/miniwargear")} class="btn btn-gray">{t("navbar.links.rules.mwg")}</a>
                    <a href={l("/rules/warship")} class="btn btn-gray">{t("navbar.links.rules.ws")}</a>
                    <a href={l("/rules/airship")} class="btn btn-gray">{t("navbar.links.rules.as")}</a>
                    <a href={l("/rules/quickgear")} class="btn btn-gray">{t("navbar.links.rules.qg")}</a>
                    <h2 class="px-2 text-gray-300">{t("navbar.links.rules.rotating")}</h2>
                    <a href={l("/rules/megawargear")}
                       class="btn btn-gray">{t("navbar.links.rules.megawg")}</a>
                    <a href={l("/rules/microwargear")}
                       class="btn btn-gray">{t("navbar.links.rules.micro")}</a>
                    <a href={l("/rules/streetfight")} class="btn btn-gray">{t("navbar.links.rules.sf")}</a>
                    <h2 class="px-2 text-gray-300">{t("navbar.links.rules.general")}</h2>
                    <a class="btn btn-gray" href={l("/code-of-conduct")}>{t("navbar.links.rules.coc")}</a>
                </div>
            </div>
            <!-- TODO: Add help center
            <div class="btn-dropdown my-1">
                <div class="btn btn-gray" tabindex="1">
                    <a rel="prefetch">
                        <span class="btn__text">{t("navbar.links.help.title")}</span>
                    </a>
                    <CaretDownOutline class="ml-2 mt-auto" />
                </div>
                <div>
                    <a class="btn btn-gray" href={l("/help")}>{t("navbar.links.help.center")}</a>
                    <a class="btn btn-gray">{t("navbar.links.help.docs")}</a>
                </div>
            </div>
            -->
            <a class="btn my-1" href={l("/login")}>
                <span class="btn__text">{t("navbar.links.account")}</span>
            </a>
        </div>
    </div>
</nav>

<style lang="scss">
    .scrolled {
        @apply text-white;

        &::before {
            @apply scale-y-100;
        }
    }

    .match {
        width: min(100vw, 70em);
    }
</style>