import * as React from "react" import * as RechartsPrimitive from "recharts" import { NameType, Payload, ValueType, } from "recharts/types/component/DefaultTooltipContent" import { cn } from "@/utils/style" // Format: { THEME_NAME: CSS_SELECTOR } const THEMES = { light: "", dark: ".dark" } as const export type ChartConfig = { [k in string]: { label?: React.ReactNode icon?: React.ComponentType } & ( | { color?: string; theme?: never } | { color?: never; theme: Record<keyof typeof THEMES, string> } ) } type ChartContextProps = { config: ChartConfig } const ChartContext = React.createContext<ChartContextProps | null>(null) function useChart() { const context = React.useContext(ChartContext) if (!context) { throw new Error("useChart must be used within a <ChartContainer />") } return context } const ChartContainer = React.forwardRef< HTMLDivElement, React.ComponentProps<"div"> & { config: ChartConfig children: React.ComponentProps< typeof RechartsPrimitive.ResponsiveContainer >["children"] } >(({ id, className, children, config, ...props }, ref) => { const uniqueId = React.useId() const chartId = `chart-${id || uniqueId.replace(/:/g, "")}` return ( <ChartContext.Provider value={{ config }}> <div data-chart={chartId} ref={ref} className={cn( "flex aspect-video justify-center text-xs [&_.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-dot[stroke='#fff']]:stroke-transparent [&_.recharts-layer]:outline-none [&_.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 [&_.recharts-sector[stroke='#fff']]:stroke-transparent [&_.recharts-sector]:outline-none [&_.recharts-surface]:outline-none", className )} {...props} > <ChartStyle id={chartId} config={config} /> <RechartsPrimitive.ResponsiveContainer> {children} </RechartsPrimitive.ResponsiveContainer> </div> </ChartContext.Provider> ) }) ChartContainer.displayName = "Chart" const ChartStyle = ({ id, config }: { id: string; config: ChartConfig }) => { const colorConfig = Object.entries(config).filter( ([_, config]) => config.theme || config.color ) if (!colorConfig.length) { return null } return ( <style dangerouslySetInnerHTML={{ __html: Object.entries(THEMES) .map( ([theme, prefix]) => ` ${prefix} [data-chart=${id}] { ${colorConfig .map(([key, itemConfig]) => { const color = itemConfig.theme?.[theme as keyof typeof itemConfig.theme] || itemConfig.color return color ? ` --color-${key}: ${color};` : null }) .join("\n")} } ` ) .join("\n"), }} /> ) } const ChartTooltip = RechartsPrimitive.Tooltip const ChartTooltipContent = React.forwardRef< HTMLDivElement, React.ComponentProps<typeof RechartsPrimitive.Tooltip> & React.ComponentProps<"div"> & { hideLabel?: boolean hideIndicator?: boolean indicator?: "line" | "dot" | "dashed" nameKey?: string labelKey?: string } >( ( { active, payload, className, indicator = "dot", hideLabel = false, hideIndicator = false, label, labelFormatter, labelClassName, formatter, color, nameKey, labelKey, }, ref ) => { const { config } = useChart() const tooltipLabel = React.useMemo(() => { if (hideLabel || !payload?.length) { return null } const [item] = payload const key = `${labelKey || item.dataKey || item.name || "value"}` const itemConfig = getPayloadConfigFromPayload(config, item, key) const value = !labelKey && typeof label === "string" ? config[label as keyof typeof config]?.label || label : itemConfig?.label if (labelFormatter) { return ( <div className={cn("font-medium", labelClassName)}> {labelFormatter(value, payload)} </div> ) } if (!value) { return null } return <div className={cn("font-medium", labelClassName)}>{value}</div> }, [ label, labelFormatter, payload, hideLabel, labelClassName, config, labelKey, ]) if (!active || !payload?.length) { return null } const nestLabel = payload.length === 1 && indicator !== "dot" return ( <div ref={ref} className={cn( "grid min-w-[8rem] items-start gap-1.5 rounded-lg border border-border/50 bg-background px-2.5 py-1.5 text-xs shadow-xl", className )} > {!nestLabel ? tooltipLabel : null} <div className="grid gap-1.5"> {payload.map((item, index) => { const key = `${nameKey || item.name || item.dataKey || "value"}` const itemConfig = getPayloadConfigFromPayload(config, item, key) const indicatorColor = color || item.payload.fill || item.color return ( <div key={item.dataKey} className={cn( "flex w-full flex-wrap items-stretch gap-2 [&>svg]:h-2.5 [&>svg]:w-2.5 [&>svg]:text-muted-foreground", indicator === "dot" && "items-center" )} > {formatter && item?.value !== undefined && item.name ? ( formatter(item.value, item.name, item, index, item.payload) ) : ( <> {itemConfig?.icon ? ( <itemConfig.icon /> ) : ( !hideIndicator && ( <div className={cn( "shrink-0 rounded-[2px] border-[--color-border] bg-[--color-bg]", { "h-2.5 w-2.5": indicator === "dot", "w-1": indicator === "line", "w-0 border-[1.5px] border-dashed bg-transparent": indicator === "dashed", "my-0.5": nestLabel && indicator === "dashed", } )} style={ { "--color-bg": indicatorColor, "--color-border": indicatorColor, } as React.CSSProperties } /> ) )} <div className={cn( "flex flex-1 justify-between leading-none", nestLabel ? "items-end" : "items-center" )} > <div className="grid gap-1.5"> {nestLabel ? tooltipLabel : null} <span className="text-muted-foreground"> {itemConfig?.label || item.name} </span> </div> {item.value && ( <span className="font-mono font-medium tabular-nums text-foreground"> {item.value.toLocaleString()} </span> )} </div> </> )} </div> ) })} </div> </div> ) } ) ChartTooltipContent.displayName = "ChartTooltip" const ChartLegend = RechartsPrimitive.Legend const ChartLegendContent = React.forwardRef< HTMLDivElement, React.ComponentProps<"div"> & Pick<RechartsPrimitive.LegendProps, "payload" | "verticalAlign"> & { hideIcon?: boolean nameKey?: string } >( ( { className, hideIcon = false, payload, verticalAlign = "bottom", nameKey }, ref ) => { const { config } = useChart() if (!payload?.length) { return null } return ( <div ref={ref} className={cn( "flex items-center justify-center gap-4", verticalAlign === "top" ? "pb-3" : "pt-3", className )} > {payload.map((item) => { const key = `${nameKey || item.dataKey || "value"}` const itemConfig = getPayloadConfigFromPayload(config, item, key) return ( <div key={item.value} className={cn( "flex items-center gap-1.5 [&>svg]:h-3 [&>svg]:w-3 [&>svg]:text-muted-foreground" )} > {itemConfig?.icon && !hideIcon ? ( <itemConfig.icon /> ) : ( <div className="h-2 w-2 shrink-0 rounded-[2px]" style={{ backgroundColor: item.color, }} /> )} {itemConfig?.label} </div> ) })} </div> ) } ) ChartLegendContent.displayName = "ChartLegend" // Helper to extract item config from a payload. function getPayloadConfigFromPayload( config: ChartConfig, payload: unknown, key: string ) { if (typeof payload !== "object" || payload === null) { return undefined } const payloadPayload = "payload" in payload && typeof payload.payload === "object" && payload.payload !== null ? payload.payload : undefined let configLabelKey: string = key if ( key in payload && typeof payload[key as keyof typeof payload] === "string" ) { configLabelKey = payload[key as keyof typeof payload] as string } else if ( payloadPayload && key in payloadPayload && typeof payloadPayload[key as keyof typeof payloadPayload] === "string" ) { configLabelKey = payloadPayload[ key as keyof typeof payloadPayload ] as string } return configLabelKey in config ? config[configLabelKey] : config[key as keyof typeof config] } export { ChartContainer, ChartTooltip, ChartTooltipContent, ChartLegend, ChartLegendContent, ChartStyle, }