"use client";

import { useState } from "react";
import { Card, CardContent } from "@/components/ui/card";
import { Button } from "@/components/ui/button";
import {
  BarChart,
  Bar,
  XAxis,
  YAxis,
  Tooltip,
  ResponsiveContainer,
  PieChart,
  Pie,
  Cell,
  RadarChart,
  PolarGrid,
  PolarAngleAxis,
  PolarRadiusAxis,
  Radar,
  Legend,
  AreaChart,
  CartesianGrid,
  Area,
} from "recharts";

export default function AdminDashboard() {
  const [range, setRange] = useState("1 Day");

  const userData = [
    { name: "Salma Husna", value: 80 },
    { name: "Sheva", value: 70 },
    { name: "Haryanto Wijaya", value: 55 },
    { name: "Rina Wati", value: 55 },
    { name: "Novan Farhandi", value: 40 },
  ];

  const mediaData = [
    { name: "Media Sosial", value: 30 },
    { name: "Media Online", value: 25 },
    { name: "Videotron", value: 20 },
    { name: "Radio Polri", value: 10 },
    { name: "TV Polri", value: 8 },
    { name: "Majalah Digital", value: 12 },
  ];

  const colors = [
    "#1D4ED8",
    "#10B981",
    "#F59E0B",
    "#F97316",
    "#86EFAC",
    "#A78BFA",
  ];

  const FilterButton = ({
    label,
    value,
    setValue,
  }: {
    label: string;
    value: string;
    setValue: (val: string) => void;
  }) => (
    <button
      onClick={() => setValue(label)}
      className={`px-3 py-1 rounded-md text-sm ${
        value === label ? "bg-white text-black" : "text-gray-300"
      }`}
    >
      {label}
    </button>
  );

  const [rangeLine, setRangeLine] = useState("1 Day");
  const [rangeChart, setRangeChart] = useState("1 Day");
  const [rangeCalendar, setRangeCalendar] = useState("1 Day");
  const [rangeLineChart, setRangeLineChart] = useState("1 Day");
  const [rangeMedsos, setRangeMedsos] = useState("1 Day");

  const lineData = Array.from({ length: 24 }).map((_, i) => ({
    time: `${i}:00`,
    value: Math.floor(Math.random() * 100),
  }));

  const radarData = [
    { subject: "Instagram", humas: 90, polda: 85 },
    { subject: "Facebook", humas: 70, polda: 40 },
    { subject: "Twitter (X)", humas: 50, polda: 80 },
    { subject: "TikTok", humas: 60, polda: 55 },
    { subject: "YouTube", humas: 65, polda: 60 },
  ];

  const colorsChart = ["#2563EB", "#10B981"];

  const FilterButtonLine = ({ label }: { label: string }) => (
    <button
      onClick={() => setRange(label)}
      className={`px-3 py-1 rounded-md text-sm ${
        range === label ? "bg-white text-black" : "text-gray-300"
      }`}
    >
      {label}
    </button>
  );

  return (
    <section className="p-6 space-y-6">
      {/* Header */}
      <div className="flex justify-between items-center">
        <h1 className="text-xl font-semibold">Analitik Campaignpool</h1>
        <Button className="bg-blue-600 text-white rounded-sm">
          Unduh Laporan
        </Button>
      </div>

      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
        {/* Chart 1 */}
        <Card className="rounded-2xl shadow-sm">
          <CardContent className="p-4">
            <div className="flex justify-between items-center mb-4">
              <h2 className="font-semibold">Pengguna Paling Aktif</h2>

              <div className="bg-black rounded-lg flex gap-2 p-1">
                <FilterButton
                  label="1 Day"
                  value={rangeLine}
                  setValue={setRangeLine}
                />
                <FilterButton
                  label="7 Days"
                  value={rangeLine}
                  setValue={setRangeLine}
                />
                <FilterButton
                  label="30 Days"
                  value={rangeLine}
                  setValue={setRangeLine}
                />
                <FilterButton
                  label="Custom"
                  value={rangeLine}
                  setValue={setRangeLine}
                />
              </div>
            </div>

            <div className="h-64">
              <ResponsiveContainer width="100%" height="100%">
                <BarChart data={userData} layout="vertical">
                  <XAxis type="number" hide />
                  <YAxis dataKey="name" type="category" />
                  <Tooltip />
                  <Bar dataKey="value" fill="#4E79A7" radius={[6, 6, 6, 6]} />
                </BarChart>
              </ResponsiveContainer>
            </div>
          </CardContent>
        </Card>

        {/* Chart 2 */}
        <Card className="rounded-2xl shadow-sm">
          <CardContent className="p-4">
            <div className="flex justify-between items-center mb-4">
              <h2 className="font-semibold">Media Paling Favorit</h2>

              <div className="bg-black rounded-lg flex gap-2 p-1">
                <FilterButton
                  label="1 Day"
                  value={rangeChart}
                  setValue={setRangeChart}
                />
                <FilterButton
                  label="7 Days"
                  value={rangeChart}
                  setValue={setRangeChart}
                />
                <FilterButton
                  label="30 Days"
                  value={rangeChart}
                  setValue={setRangeChart}
                />
                <FilterButton
                  label="Custom"
                  value={rangeChart}
                  setValue={setRangeChart}
                />
              </div>
            </div>

            <div className="h-64 flex items-center justify-center">
              <ResponsiveContainer width="100%" height="100%">
                <PieChart>
                  <Pie
                    data={mediaData}
                    innerRadius={60}
                    outerRadius={90}
                    paddingAngle={4}
                    dataKey="value"
                  >
                    {mediaData.map((_, index) => (
                      <Cell key={index} fill={colors[index % colors.length]} />
                    ))}
                  </Pie>
                  <Tooltip />
                </PieChart>
              </ResponsiveContainer>
            </div>

            {/* Legend */}
            <div className="flex flex-wrap justify-center gap-4 mt-4 text-sm">
              {mediaData.map((item, i) => (
                <div key={i} className="flex items-center gap-2">
                  <span
                    className="w-3 h-3 rounded-sm"
                    style={{ backgroundColor: colors[i] }}
                  />
                  {item.name}
                </div>
              ))}
            </div>
          </CardContent>
        </Card>
      </div>
      <Card className="rounded-2xl shadow-sm">
        <CardContent className="p-4">
          <div className="flex justify-between items-center mb-4 ">
            <h2 className="font-semibold">Heatmap Order Publish</h2>

            <div className="bg-black rounded-lg flex gap-2 p-1">
              <FilterButton
                label="1 Day"
                value={rangeCalendar}
                setValue={setRangeCalendar}
              />
              <FilterButton
                label="7 Days"
                value={rangeCalendar}
                setValue={setRangeCalendar}
              />
              <FilterButton
                label="30 Days"
                value={rangeCalendar}
                setValue={setRangeCalendar}
              />
              <FilterButton
                label="Custom"
                value={rangeCalendar}
                setValue={setRangeCalendar}
              />
            </div>
          </div>

          {/* Heatmap Grid */}
          <div className="overflow-x-auto">
            <div className="grid grid-cols-13 gap-2 text-sm items-center">
              {[
                "",
                "Jan",
                "Feb",
                "Mar",
                "Apr",
                "Mei",
                "Jun",
                "Jul",
                "Agu",
                "Sep",
                "Okt",
                "Nov",
                "Des",
              ].map((m, i) => (
                <div key={i} className="text-center text-gray-500">
                  {m}
                </div>
              ))}

              {["Sen", "Sel", "Rab", "Kam", "Jum", "Sab", "Min"].map(
                (day, rowIndex) => (
                  <>
                    <div key={day} className="text-gray-500">
                      {day}
                    </div>
                    {Array.from({ length: 12 }).map((_, colIndex) => {
                      const intensity = Math.floor(Math.random() * 5);
                      const colors = [
                        "bg-gray-200",
                        "bg-blue-200",
                        "bg-blue-400",
                        "bg-blue-600",
                        "bg-blue-800",
                      ];
                      return (
                        <div
                          key={colIndex}
                          className={`h-6 rounded ${colors[intensity]}`}
                        />
                      );
                    })}
                  </>
                ),
              )}
            </div>
          </div>

          {/* Legend */}
          <div className="flex justify-end items-center gap-2 mt-4 text-sm text-gray-500">
            <span>Less</span>
            {[0, 1, 2, 3, 4].map((i) => (
              <div
                key={i}
                className={`w-4 h-4 rounded ${
                  [
                    "bg-gray-200",
                    "bg-blue-200",
                    "bg-blue-400",
                    "bg-blue-600",
                    "bg-blue-800",
                  ][i]
                }`}
              />
            ))}
            <span>More</span>
          </div>
        </CardContent>
      </Card>
      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
        {/* Line Chart */}
        <Card className="rounded-2xl shadow-sm">
          <CardContent className="p-4">
            <div className="flex justify-between items-center mb-4">
              <h2 className="font-semibold">Produksi Konten Internal</h2>
              <div className="bg-black rounded-lg flex gap-2 p-1">
                <FilterButton
                  label="1 Day"
                  value={rangeLineChart}
                  setValue={setRangeLineChart}
                />
                <FilterButton
                  label="7 Days"
                  value={rangeLineChart}
                  setValue={setRangeLineChart}
                />
                <FilterButton
                  label="30 Days"
                  value={rangeLineChart}
                  setValue={setRangeLineChart}
                />
                <FilterButton
                  label="Custom"
                  value={rangeLineChart}
                  setValue={setRangeLineChart}
                />
              </div>
            </div>

            <div className="h-64">
              <ResponsiveContainer width="100%" height="100%">
                <AreaChart data={lineData}>
                  <defs>
                    <linearGradient id="color" x1="0" y1="0" x2="0" y2="1">
                      <stop offset="5%" stopColor="#2563EB" stopOpacity={0.4} />
                      <stop offset="95%" stopColor="#2563EB" stopOpacity={0} />
                    </linearGradient>
                  </defs>
                  <CartesianGrid strokeDasharray="3 3" />
                  <XAxis dataKey="time" />
                  <YAxis />
                  <Tooltip />
                  <Area
                    type="monotone"
                    dataKey="value"
                    stroke="#2563EB"
                    fill="url(#color)"
                    strokeWidth={3}
                    dot={{ r: 4 }}
                  />
                </AreaChart>
              </ResponsiveContainer>
            </div>
          </CardContent>
        </Card>

        {/* RADAR CHART (FIXED) */}
        <Card className="rounded-2xl shadow-sm">
          <CardContent className="p-4">
            <div className="flex justify-between items-center mb-4">
              <h2 className="font-semibold">Engagement Media Sosial</h2>
              <div className="bg-black rounded-lg flex gap-2 p-1">
                <FilterButtonLine label="1 Day" />
                <FilterButtonLine label="7 Days" />
                <FilterButtonLine label="30 Days" />
                <FilterButtonLine label="Custom" />
              </div>
            </div>

            <div className="h-64">
              <ResponsiveContainer width="100%" height="100%">
                <RadarChart data={radarData}>
                  <PolarGrid />
                  <PolarAngleAxis dataKey="subject" />
                  <PolarRadiusAxis />
                  <Radar
                    name="Humas Mabes"
                    dataKey="humas"
                    stroke="#2563EB"
                    fill="#2563EB"
                    fillOpacity={0.4}
                  />
                  <Radar
                    name="Polda"
                    dataKey="polda"
                    stroke="#10B981"
                    fill="#10B981"
                    fillOpacity={0.4}
                  />
                  <Legend />
                </RadarChart>
              </ResponsiveContainer>
            </div>
          </CardContent>
        </Card>
      </div>
    </section>
  );
}