---
import SettingsLayout from "@layouts/SettingsLayout.astro";
import Dropdown from "@components/ui/Dropdown.astro";
import Input from "@components/ui/Input.astro";
import Button from "@components/ui/Button.astro";
import { SearchEngines, type DropdownOptions } from "@utils/types";
const SearchEngineOptions: DropdownOptions[] = [];
Object.keys(SearchEngines).forEach((k) =>
    SearchEngineOptions.push({ name: k, value: SearchEngines[k] })
);
---
<SettingsLayout active="proxy" title="Proxy"> 
    <div class="w-full flex-grow">
        <div>
            <p> Proxy Switcher </p>
            <Dropdown id="pSwitcher" options={
                [
                    { name: 'Ultraviolet', value: 'uv', default: true },
                    { name: 'Scramjet', value: 'sj' }
                ]
            } />
        </div>
        <div class="mt-2">
            <p> Transport </p>
            <Dropdown id="tSwitcher" options={
                [
                    { name: 'Libcurl', value: 'libcurl', default: true },
                    { name: 'Epoxy', value: 'epoxy' }
                ]
            } />
        </div>
        <div class="mt-2">
            <p> Search Engine </p>
            <Dropdown id="sSwitcher" options={SearchEngineOptions} />
        </div>
        <div class="mt-2 w-80">
            <div>
                <p> Wisp Server </p>
                <Input id="wispServerSwitcher" placeholder="Wisp server URL (EX: wss://radiusproxy.app/wisp/" />
            </div>
            <div class="mt-2 mb-2 hidden" id="wispServerInfo">
                <p class="text-blue-500" id="wispServerInfo-inner"> Checking URL... </p>
            </div>
            <div class="mt-2 flex flex-row gap-4">
                <Button id="wispServerSave" text="Save Changes" icon="lucide:save" />
                <Button id="wispServerReset" text="Reset" icon="lucide:rotate-ccw" />
            </div>
        </div>
    </div>
</SettingsLayout>
<script>
    import { Settings } from "@utils/settings.ts";
    import { SW } from "@utils/proxy.ts";
    import { StoreManager } from "@utils/storage";
    import { SearchEngines } from "@utils/types";

    type Options = {
        settings: Settings,
        sw: SW,
        storageManager: StoreManager<"radius||settings">
    }

    const transport = async (opts: Options) => {
        const transportEl = document.getElementById("dropdownBox-tSwitcher") as HTMLSelectElement;
        transportEl.value = opts.storageManager.getVal("transport") || "libcurl"; 
        transportEl.addEventListener("change", async () => {
            opts.sw.setTransport(transportEl.value as "epoxy" | "libcurl");
        });
    }

    const proxy = async (opts: Options) => {
        const proxyEl = document.getElementById("dropdownBox-pSwitcher") as HTMLSelectElement;
        proxyEl.value = opts.storageManager.getVal("proxy") || "uv";
        proxyEl.addEventListener("change", async () => {
            opts.settings.proxy(proxyEl.value as "uv" | "sj");
        });
    }

    const searchEngine = async (opts: Options) => {
        const seEl = document.getElementById("dropdownBox-sSwitcher") as HTMLSelectElement;
        seEl.value = opts.storageManager.getVal("searchEngine") || SearchEngines.DuckDuckGo;
        seEl.addEventListener("change", async () => {
            opts.settings.searchEngine(seEl.value);
        });
    }

    const wispServer = async (opts: Options) => {
        const wispServerSwitcher = document.getElementById("wispServerSwitcher") as HTMLInputElement;
        const wispServerInfo = document.getElementById("wispServerInfo") as HTMLElement;
        const wispServerInfoInner = document.getElementById("wispServerInfo-inner") as HTMLParagraphElement;
        const wispServerSave = document.getElementById("wispServerSave") as HTMLButtonElement;
        const wispServerReset = document.getElementById("wispServerReset") as HTMLButtonElement;

        wispServerSwitcher.value = opts.storageManager.getVal("wispServer");
        
        const reset = (hide: boolean = true) => {
            if (hide) wispServerInfo.classList.add("hidden");
            wispServerInfoInner.innerText = "Checking URL..."
            wispServerInfoInner.classList.remove("text-red-500");
            wispServerInfoInner.classList.remove("text-green-500");
        };

        wispServerSave.addEventListener("click", async () => {
            const server = wispServerSwitcher.value;
            wispServerInfo.classList.remove("hidden"); 

            if (!server.match(/^wss?:\/\/.*/)) {
                reset(false);
                wispServerInfoInner.innerText = "Invalid URL! \nURL's MUST start with wss:// or ws://";
                wispServerInfoInner.classList.add("text-red-500");
            }
            else {
                //TODO: we need to actually check if the wisp server exists. But for now, this will work
                reset(false);
                wispServerInfoInner.innerText = "Wisp Server Set!";
                wispServerInfoInner.classList.add("text-green-500");
                await opts.sw.wispServer(wispServerSwitcher.value, true);
            }

            // We reset this after 4 seconds (any errors OR success)
            setTimeout(reset, 4000);
        });

        wispServerReset.addEventListener("click", async () => {
            wispServerInfo.classList.remove("hidden");
            wispServerInfoInner.innerText = "Wisp Server Reset!";
            wispServerInfoInner.classList.add("text-green-500");
            await opts.sw.wispServer(`${(location.protocol === "https:" ? "wss://" : "ws://")}${location.host}/wisp/`, true);
            wispServerSwitcher.value = opts.storageManager.getVal("wispServer");
            setTimeout(reset, 4000);
        });
    }

    document.addEventListener("astro:page-load", async () => {
        try {
            const settings = await Settings.getInstance();
            const sw = SW.getInstance().next().value!; 
            const storageManager = new StoreManager<"radius||settings">("radius||settings");
            await transport({settings, sw, storageManager});
            await proxy({settings, sw, storageManager});
            await searchEngine({settings, sw, storageManager});
            await wispServer({settings, sw, storageManager});
        } catch (err) {
            //console.log(err);
        }
    });
</script>