chart

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