Chart (Tailwind)

1"use client";
2 
3import {
4  type ComponentProps,
5  type ComponentType,
6  type CSSProperties,
7  createContext,
8  type ReactNode,
9  useContext,
10  useId,
11  useMemo,
12} from "react";
13import { Legend, ResponsiveContainer, Tooltip } from "recharts";
14import { cn } from "@/lib/utils";
15 
16const THEMES = { light: "", dark: ".dark" } as const;
17 
18export type ChartConfig = {
19  [k in string]: {
20    label?: ReactNode;
21    icon?: ComponentType;
22  } & ({ color?: string; theme?: never } | { color?: never; theme: Record<keyof typeof THEMES, string> });
23};
24 
25type ChartContextProps = {
26  config: ChartConfig;
27};
28 
29const ChartContext = createContext<ChartContextProps | null>(null);
30 
31function useChart() {
32  const context = useContext(ChartContext);
33 
34  if (!context) {
35    throw new Error("useChart must be used within a <ChartContainer />");
36  }
37 
38  return context;
39}
40 
41function ChartContainer({
42  id,
43  className,
44  children,
45  config,
46  ...props
47}: ComponentProps<"div"> & {
48  config: ChartConfig;
49  children: ComponentProps<typeof ResponsiveContainer>["children"];
50}) {
51  const uniqueId = useId();
52  const chartId = `chart-${id || uniqueId.replace(/:/g, "")}`;
53 
54  return (
55    <ChartContext.Provider value={{ config }}>
56      <div
57        {...props}
58        className={cn("flex h-full w-full justify-center text-xs", className)}
59        data-chart={chartId}
60        data-slot="chart"
61      >
62        <ChartStyle config={config} id={chartId} />
63        <ResponsiveContainer>{children}</ResponsiveContainer>
64        <style global jsx>{`
65          [data-chart="${chartId}"] .recharts-cartesian-axis-tick text {
66            fill: var(--muted-foreground);
67          }
68          [data-chart="${chartId}"] .recharts-cartesian-grid line {
69            stroke: oklch(from var(--border) l c h / 0.3);
70          }
71          [data-chart="${chartId}"] .recharts-curve.recharts-tooltip-cursor {
72            stroke: var(--border);
73          }
74          [data-chart="${chartId}"] .recharts-polar-grid line {
75            stroke: var(--border);
76          }
77          [data-chart="${chartId}"] .recharts-radial-bar-background-sector {
78            fill: var(--muted);
79          }
80          [data-chart="${chartId}"] .recharts-rectangle.recharts-tooltip-cursor {
81            fill: var(--muted);
82            opacity: 0.3;
83          }
84          [data-chart="${chartId}"] .recharts-reference-line line {
85            stroke: var(--border);
86          }
87          [data-chart="${chartId}"] .recharts-dot[stroke="#fff"] {
88// … truncated