"use client";

import { Search, X } from "lucide-react";
import { usePathname, useRouter, useSearchParams } from "next/navigation";
import { Button } from "@/components/ui/button";
import { Field, FieldLabel } from "@/components/ui/field";
import { Input } from "@/components/ui/input";
import {
  Select,
  SelectContent,
  SelectGroup,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";
import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";
import type { DiscordVoiceChannel } from "@/lib/leaderboard/discord";

const ALL_CHANNELS = "all";

export function ChannelSelect({
  channels,
  selectedChannelId,
  searchQuery,
}: {
  channels: DiscordVoiceChannel[];
  selectedChannelId?: string;
  searchQuery?: string;
}) {
  const router = useRouter();

  return (
    <Field className="max-w-md">
      <FieldLabel htmlFor="voice-channel">ห้องเสียง</FieldLabel>
      <Select
        value={selectedChannelId ?? ALL_CHANNELS}
        onValueChange={(value) => {
          const params = new URLSearchParams();
          if (value !== ALL_CHANNELS) params.set("channel", value);
          if (searchQuery) params.set("q", searchQuery);
          const query = params.toString();
          router.push(query ? `/leaderboard/vc?${query}` : "/leaderboard/vc");
        }}
      >
        <SelectTrigger id="voice-channel" className="w-full bg-card!">
          <SelectValue />
        </SelectTrigger>
        <SelectContent>
          <SelectGroup>
            <SelectItem value={ALL_CHANNELS}>ทุกห้องเสียงปัจจุบัน</SelectItem>
            {channels.map((channel) => (
              <SelectItem key={channel.id} value={channel.id}>
                {channel.type === 13 ? "เวที: " : ""}
                {channel.name}
              </SelectItem>
            ))}
          </SelectGroup>
        </SelectContent>
      </Select>
    </Field>
  );
}

export function LeaderboardSearch({ query }: { query: string }) {
  const pathname = usePathname();
  const router = useRouter();
  const searchParams = useSearchParams();

  function navigate(nextValue: string) {
    const params = new URLSearchParams(searchParams);
    const trimmed = nextValue.trim();

    params.delete("page");
    if (trimmed) {
      params.set("q", trimmed);
    } else {
      params.delete("q");
    }

    const nextQuery = params.toString();
    router.push(nextQuery ? `${pathname}?${nextQuery}` : pathname);
  }

  return (
    <form
      className="flex w-full flex-col gap-2 sm:max-w-md"
      onSubmit={(event) => {
        event.preventDefault();
        const formData = new FormData(event.currentTarget);
        navigate(String(formData.get("q") ?? ""));
      }}
    >
      <Field>
        <FieldLabel htmlFor="leaderboard-search">ค้นหาสมาชิก</FieldLabel>
        <div className="flex gap-2">
          <Input
            id="leaderboard-search"
            name="q"
            key={query}
            defaultValue={query}
            placeholder="ชื่อ, username หรือ Discord ID"
            autoComplete="off"
            className="bg-card!"
          />
          {query && (
            <Button
              type="button"
              variant="outline"
              size="icon"
              onClick={() => navigate("")}
            >
              <X data-icon="inline-start" />
              <span className="sr-only">ล้างการค้นหา</span>
            </Button>
          )}
          <Button type="submit" variant="secondary" size="icon">
            <Search data-icon="inline-start" />
            <span className="sr-only">ค้นหา</span>
          </Button>
        </div>
      </Field>
    </form>
  );
}

export function LeaderboardTabs({
  active,
  searchQuery,
}: {
  active: "xp" | "vc";
  searchQuery: string;
}) {
  const router = useRouter();

  return (
    <Tabs
      value={active}
      onValueChange={(value) => {
        const params = new URLSearchParams();
        if (searchQuery) params.set("q", searchQuery);
        const query = params.toString();
        router.push(query ? `/leaderboard/${value}?${query}` : `/leaderboard/${value}`);
      }}
    >
      <TabsList className="w-full sm:w-fit" aria-label="เลือกประเภทลีดเดอร์บอร์ด">
        <TabsTrigger value="xp">อันดับ XP</TabsTrigger>
        <TabsTrigger value="vc">เวลาในห้องเสียง</TabsTrigger>
      </TabsList>
    </Tabs>
  );
}