"use client";

import {
  Bar,
  BarChart,
  CartesianGrid,
  Cell,
  ResponsiveContainer,
  Tooltip,
  XAxis,
  YAxis,
} from "recharts";

interface BarChartData {
  name: string;
  value: number;
  [key: string]: string | number;
}

interface BarChartInnerProps {
  data: BarChartData[];
  dataKey: string;
  colors: string[];
  height: number;
}

interface TooltipProps {
  active?: boolean;
  payload?: Array<{ value: number; name?: string }>;
  label?: string;
}

const CustomTooltip = ({ active, payload, label }: TooltipProps) => {
  if (active && payload && payload.length) {
    return (
      <div className="rounded-lg border bg-background p-3 shadow-md">
        <p className="text-sm font-medium">{label}</p>
        <p className="text-sm text-muted-foreground">
          <span className="font-medium text-foreground">
            {payload[0].value}
          </span>{" "}
          sessions
        </p>
      </div>
    );
  }
  return null;
};

export default function BarChartInner({
  data,
  dataKey,
  colors,
  height,
}: BarChartInnerProps) {
  return (
    <ResponsiveContainer width="100%" height={height}>
      <BarChart data={data} margin={{ top: 5, right: 30, left: 20, bottom: 5 }}>
        <CartesianGrid
          strokeDasharray="3 3"
          stroke="hsl(var(--border))"
          strokeOpacity={0.3}
        />
        <XAxis
          dataKey="name"
          stroke="hsl(var(--muted-foreground))"
          fontSize={12}
          tickLine={false}
          axisLine={false}
          angle={-45}
          textAnchor="end"
          height={80}
        />
        <YAxis
          stroke="hsl(var(--muted-foreground))"
          fontSize={12}
          tickLine={false}
          axisLine={false}
        />
        <Tooltip content={<CustomTooltip />} />
        <Bar
          dataKey={dataKey}
          radius={[4, 4, 0, 0]}
          className="transition-all duration-200"
        >
          {data.map((entry, index) => (
            <Cell
              key={`cell-${entry.name}-${index}`}
              fill={colors[index % colors.length]}
              className="hover:opacity-80"
            />
          ))}
        </Bar>
      </BarChart>
    </ResponsiveContainer>
  );
}