"use client";

import React, { useState } from "react";
import { Button } from "@/registry/default/ui/button/radix";
import {
  Card,
  CardContent,
  CardHeader,
  CardTitle,
  CardToolbar,
} from "@/registry/default/ui/card/radix";
import {
  ChartConfig,
  ChartContainer,
  ChartTooltip,
} from "@/registry/default/ui/chart";
import {
  ToggleGroup,
  ToggleGroupItem,
} from "@/registry/default/ui/toggle-group";
import { ArrowDownRight, ArrowUpRight, Settings } from "lucide-react";
import { Line, LineChart, XAxis, YAxis } from "recharts";
import { cn } from "@/lib/utils";

// NFT Collection analytics data for different time periods
const nftData = {
  week: [
    { period: "Mon", value: 2.1 },
    { period: "Tue", value: 4.2 },
    { period: "Wed", value: 2.8 },
    { period: "Thu", value: 5.1 },
    { period: "Fri", value: 3.3 },
    { period: "Sat", value: 6.2 },
    { period: "Sun", value: 4.9 },
  ],
  month: [
    { period: "Jan", value: 1.2 },
    { period: "Feb", value: 2.8 },
    { period: "Mar", value: 1.9 },
    { period: "Apr", value: 3.4 },
    { period: "May", value: 2.7 },
    { period: "Jun", value: 4.1 },
    { period: "Jul", value: 3.2 },
    { period: "Aug", value: 5.4 },
    { period: "Sep", value: 4.8 },
    { period: "Oct", value: 6.1 },
    { period: "Nov", value: 5.2 },
    { period: "Dec", value: 6.8 },
  ],
  max: [
    { period: "2018", value: 0.1 },
    { period: "2019", value: 0.4 },
    { period: "2020", value: 0.7 },
    { period: "2021", value: 2.1 },
    { period: "2022", value: 3.2 },
    { period: "2023", value: 4.2 },
    { period: "2024", value: 6.4 },
  ],
};

type PeriodKey = keyof typeof nftData;

const PERIODS = {
  week: { key: "week", label: "Week" },
  month: { key: "month", label: "Month" },
  max: { key: "max", label: "Max" },
} as const;

// Chart configuration with emerald theme
const chartConfig = {
  value: {
    label: "NFT Floor Price",
    color: "var(--color-emerald-500)",
  },
} satisfies ChartConfig;

// Custom Tooltip
interface TooltipProps {
  active?: boolean;
  payload?: Array<{
    dataKey: string;
    value: number;
    color: string;
  }>;
  label?: string;
}

const CustomTooltip = ({ active, payload, label }: TooltipProps) => {
  if (active && payload && payload.length) {
    return (
      <div className="rounded-lg border border-slate-700 bg-slate-800 p-3 shadow-md shadow-slate-100/5 min-w-[120px]">
        <div className="text-xs font-medium text-white/60 tracking-wide mb-2">
          {label}
        </div>
        <div className="text-sm font-semibold text-white">
          {payload[0].value} USD
        </div>
      </div>
    );
  }
  return null;
};

export default function LineChart7() {
  const [selectedPeriod, setSelectedPeriod] = useState<PeriodKey>("max");

  const currentData = nftData[selectedPeriod];
  const currentValue = currentData[currentData.length - 1]?.value || 0;
  const previousValue = currentData[currentData.length - 2]?.value || 0;
  const growth =
    previousValue > 0
      ? ((currentValue - previousValue) / previousValue) * 100
      : 0;

  return (
    <div className="min-h-screen flex items-center justify-center p-6 lg:p-8">
      <Card className="w-full rounded-3xl lg:max-w-lg bg-gradient-to-br from-slate-900 via-slate-900 to-emerald-950/90 border-slate-700 text-white shadow-2xl shadow-emerald-500/10">
        <CardHeader className="border-0 min-h-auto pt-6 pb-6">
          <CardTitle className="text-lg font-semibold">
            Sales Analytics
          </CardTitle>
          <CardToolbar>
            <Button variant="outline" size="icon-sm">
              <Settings className="size-4 text-slate-200" />
            </Button>
          </CardToolbar>
        </CardHeader>

        <CardContent className="px-6 pb-6 space-y-6">
          {/* Toggle Period Selector */}
          <ToggleGroup
            type="single"
            value={selectedPeriod}
            onValueChange={(value) =>
              value && setSelectedPeriod(value as PeriodKey)
            }
            className="w-full rounded-2xl border border-slate-700/80 p-1.5"
          >
            {Object.values(PERIODS).map((period) => (
              <ToggleGroupItem
                key={period.key}
                value={period.key}
                className="h-10 shadow-none! rounded-xl flex-1 border-0 data-[state=on]:bg-slate-800 data-[state=on]:text-emerald-400 text-zinc-400 hover:bg-transparent hover:text-emerald-300"
              >
                {period.label}
              </ToggleGroupItem>
            ))}
          </ToggleGroup>

          {/* Chart Container */}
          <div className="relative">
            <ChartContainer
              config={chartConfig}
              className="h-[300px] w-full [&_.recharts-curve.recharts-tooltip-cursor]:stroke-initial"
            >
              <LineChart
                data={currentData}
                margin={{
                  top: 10,
                  right: 10,
                  left: 10,
                  bottom: 10,
                }}
              >
                <XAxis
                  dataKey="period"
                  axisLine={false}
                  tickLine={false}
                  tick={{
                    fontSize: 12,
                    strokeWidth: 0.5,
                    stroke: "rgb(255, 255, 255)",
                    opacity: 0.4,
                  }}
                  tickMargin={20}
                  interval="preserveStartEnd"
                />

                <YAxis hide domain={["dataMin - 0.5", "dataMax + 0.5"]} />

                <ChartTooltip
                  content={<CustomTooltip />}
                  cursor={{
                    strokeDasharray: "2 2",
                    stroke: "rgb(16 185 129)",
                    strokeOpacity: 0.6,
                  }}
                />

                {/* Background pattern for chart area only */}
                <defs>
                  <pattern
                    id="dotGridDark"
                    x="0"
                    y="0"
                    width="36"
                    height="36"
                    patternUnits="userSpaceOnUse"
                  >
                    <circle
                      cx="15"
                      cy="15"
                      r="1.5"
                      fill="#ffffff"
                      fillOpacity="0.1"
                    />
                  </pattern>
                </defs>

                <rect
                  x="10px"
                  y="-30px"
                  width="100%"
                  height="100%"
                  fill="url(#dotGridDark)"
                  style={{ pointerEvents: "none" }}
                />

                {/* Main line with sharp angles */}
                <Line
                  type="linear"
                  dataKey="value"
                  stroke="rgb(16 185 129)"
                  strokeWidth={3}
                  dot={{
                    r: 4,
                    fill: "rgb(16 185 129)",
                    stroke: "rgb(16 185 129)",
                    strokeWidth: 2,
                    filter: "drop-shadow(0 0 6px rgb(16 185 129))",
                  }}
                  activeDot={{
                    r: 6,
                    stroke: "rgb(16 185 129)",
                    strokeWidth: 3,
                    fill: "rgb(16 185 129)",
                    filter: "drop-shadow(0 0 8px rgb(16 185 129))",
                  }}
                />

                {/* Endpoint dot */}
                <Line
                  type="linear"
                  dataKey="value"
                  stroke="transparent"
                  strokeWidth={0}
                  dot={false}
                  activeDot={{
                    r: 7,
                    stroke: "rgb(16 185 129)",
                    strokeWidth: 4,
                    fill: "rgb(16 185 129)",
                    filter: "drop-shadow(0 0 10px rgb(16 185 129))",
                  }}
                />
              </LineChart>
            </ChartContainer>
          </div>

          {/* Statistics */}
          <div className="flex items-center gap-2.5 justify-between">
            {/* Floor Price */}
            <div className="flex flex-col gap-0.5">
              <div className="text-sm text-slate-300">Floor Price (USD)</div>
              <div className="flex items-start gap-2">
                <span className="text-4xl font-bold text-white">
                  {currentValue.toFixed(1)}
                </span>
                <span className="text-sm text-emerald-400 font-medium pt-0.75">
                  +{(currentValue - 2.5).toFixed(1)}
                </span>
              </div>
            </div>

            {/* Growth */}
            <div
              className={cn(
                "flex items-center gap-1.5",
                growth > 0 ? "text-emerald-400" : "text-destructive",
              )}
            >
              {growth > 0 ? (
                <ArrowUpRight className="size-6" />
              ) : (
                <ArrowDownRight className="size-6" />
              )}
              <span className="text-2xl font-semibold">
                {(growth * 2.1).toFixed(1)}%
              </span>
            </div>
          </div>
        </CardContent>
      </Card>
    </div>
  );
}