54:I[707087,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"RegistryDependencies"] 55:I[314491,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"FilesView"] 56:Tc5d6,"use client"; import { Children, createContext, isValidElement, use, useCallback, useId, useMemo, useRef, useState, type ComponentProps, type FC, type ReactElement, type ReactNode, } from "react"; import { Bar as RechartsBar, CartesianGrid, ComposedChart as RechartsComposedChart, Line as RechartsLine, XAxis as RechartsXAxis, YAxis as RechartsYAxis, } from "recharts"; import { type ChartConfig, ChartContainer, getColorsCount, getLoadingData, LoadingIndicator, } from "@/registry/ui/recharts-chart"; import { ChartTooltip, ChartTooltipContent, type TooltipRoundness, type TooltipVariant, } from "@/registry/ui/recharts-tooltip"; import { ChartLegend, ChartLegendContent, type ChartLegendVariant } from "@/registry/ui/recharts-legend"; import { Brush, EvilBrush, useEvilBrush, type BrushProps, type EvilBrushRange } from "@/registry/ui/recharts-brush"; import { ChartDot, type DotVariant } from "@/registry/ui/recharts-dot"; import { motion, useReducedMotion } from "motion/react"; // Constants const STROKE_WIDTH = 2; const DEFAULT_BAR_RADIUS = 4; const LOADING_DATA_KEY = "loading"; const LOADING_ANIMATION_DURATION = 2000; // in milliseconds const REVEAL_DURATION = 1; // line intro wipe length, in seconds const REVEAL_EASE: [number, number, number, number] = [0, 0.7, 0.5, 1]; // intro easing const BAR_GROW_DURATION = 0.5; // per-bar grow-in length, in seconds const BAR_STAGGER = 0.05; // delay between consecutive bars, in seconds type CurveType = ComponentProps["type"]; type LineDotProp = ComponentProps["dot"]; type LineActiveDotProp = ComponentProps["activeDot"]; type StrokeVariant = "solid" | "dashed" | "animated-dashed"; type BarVariant = "default" | "hatched" | "duotone" | "duotone-reverse" | "gradient" | "stripped"; /** * Direction of the custom motion.dev intro. Recharts' own animation is * permanently disabled — lines wipe in along this direction, while bars grow up * from their baseline staggered in this same order. * * NOTE: the intro is a per-frame animation, heavier than a static chart. * `"none"` opts out — as does a device with the OS "reduce motion" preference. */ type ComposedAnimationType = "none" | "left-to-right" | "right-to-left" | "center-out" | "edges-in"; type RevealAnimationType = Exclude; // ───────────────────────────────────────────────────────────────────────────── // Shared context // ───────────────────────────────────────────────────────────────────────────── /** * Shared state for every part of the chart. Lifted into so * that , , , , and friends can read it without * prop drilling. Sub-components are composed freely — the provider is the single * source of truth. */ type ComposedChartContextValue = { config: ChartConfig; // colors + labels for every bar and line series curveType: CurveType; // default curve interpolation each inherits animationType: ComposedAnimationType; // default intro each / inherits introStartedAt: number; // timestamp the chart mounted — anchors the one-shot intro dataLength: number; // number of rows currently rendered isLoading: boolean; // whether the chart shows its loading skeleton hoveredIndex: number | null; // data index currently hovered, or null when none selectedDataKey: string | null; // currently selected series, or null when none selectDataKey: (dataKey: string | null) => void; // sets the selected series }; const ComposedChartContext = createContext(null); // Reads the chart context, throwing a helpful error when used outside function useComposedChart() { const context = use(ComposedChartContext); if (!context) { throw new Error( "Composed chart parts (, , , …) must be used within ", ); } return context; } // ───────────────────────────────────────────────────────────────────────────── // Root container // ───────────────────────────────────────────────────────────────────────────── // Validates that every config key also exists on the data row type type ValidateConfigKeys = { [K in keyof TConfig]: K extends keyof TData ? ChartConfig[string] : never; }; type EvilComposedChartBaseProps< TData extends Record, TConfig extends Record, > = { config: TConfig & ValidateConfigKeys; // series colors + labels for bars and lines data: TData[]; // rows rendered by the chart children: ReactNode; // composed parts — , , , , … className?: string; // extra classes for the chart container chartProps?: ComponentProps; // escape hatch for the raw Recharts chart curveType?: CurveType; // default curve interpolation for every animationType?: ComposedAnimationType; // default intro for every and barGap?: number; // gap between bars sharing a category barCategoryGap?: number; // gap between bar categories defaultSelectedDataKey?: string | null; // series selected on first render onSelectionChange?: (selectedDataKey: string | null) => void; // fires when the selected series changes isLoading?: boolean; // shows the animated loading skeleton loadingBars?: number; // number of bars in the loading skeleton xDataKey?: keyof TData & string; // x-axis key — only needed for the footer }; type EvilComposedChartProps< TData extends Record, TConfig extends Record, > = EvilComposedChartBaseProps; /** * Root of the composible composed chart. Owns the data, the shared context, the * loading skeleton, and the optional zoom brush. Everything visual — axes, grid, * tooltip, legend, and the bars and lines themselves — is composed as children, * so a consumer renders exactly the parts they need. */ export function EvilComposedChart< TData extends Record, TConfig extends Record, >({ config, data, children, className, chartProps, curveType = "linear", animationType = "left-to-right", barGap, barCategoryGap, defaultSelectedDataKey = null, onSelectionChange, isLoading = false, loadingBars, xDataKey, }: EvilComposedChartProps) { const chartId = useId().replace(/:/g, ""); // colon-free id keeps CSS/SVG selectors valid // Anchors the intro to a fixed moment so it plays exactly once — re-renders // and Recharts remounts read elapsed time from here instead of replaying. const [introStartedAt] = useState(() => Date.now()); const [selectedDataKey, setSelectedDataKey] = useState(defaultSelectedDataKey); const [hoveredIndex, setHoveredIndex] = useState(null); const { loadingData, onShimmerExit } = useLoadingData(isLoading, loadingBars); const { visibleData, brushProps } = useEvilBrush({ data }); // Brush is a child now (not props): pull it out of the children so // it never reaches the Recharts tree, and drive the footer from its props. const brush = useMemo(() => { // Pull the element out of the children (config-only, never rendered // into the Recharts tree); toArray also assigns stable keys to the rest. const parts = Children.toArray(children); const brushEl = parts.find((child) => isValidElement(child) && child.type === Brush); const bp = (isValidElement(brushEl) ? brushEl.props : {}) as BrushProps; return { slot: { present: isValidElement(brushEl), height: bp.height, formatLabel: bp.formatLabel, onChange: bp.onChange, }, chartChildren: parts.filter((child) => !(isValidElement(child) && child.type === Brush)), }; }, [children]); const showBrush = brush.slot.present; const displayData = showBrush && !isLoading ? visibleData : data; // Updates selection state and notifies the parent const selectDataKey = useCallback( (newSelectedDataKey: string | null) => { setSelectedDataKey(newSelectedDataKey); onSelectionChange?.(newSelectedDataKey); }, [onSelectionChange], ); const contextValue = useMemo( () => ({ config, curveType, animationType, introStartedAt, dataLength: displayData.length, isLoading, hoveredIndex, selectedDataKey, selectDataKey, }), [ config, curveType, animationType, introStartedAt, displayData.length, isLoading, hoveredIndex, selectedDataKey, selectDataKey, ], ); return ( { brushProps.onChange(range); brush.slot.onChange?.(range); }} /> ) } > setHoveredIndex(null)} {...chartProps} > {brush.chartChildren} {isLoading && ( )} ); } // ───────────────────────────────────────────────────────────────────────────── // Composible parts // ───────────────────────────────────────────────────────────────────────────── type BarProps = { dataKey: string; // series key — must exist on the data and config variant?: BarVariant; // fill style for this bar only radius?: number; // corner radius of the bar in pixels glow?: boolean; // applies a soft neon glow to this bar animationType?: ComposedAnimationType; // grow-in order — falls back to the chart default isClickable?: boolean; // lets this bar be selected by clicking it enableHoverHighlight?: boolean; // dims this bar when another column is hovered barProps?: ComponentProps; // escape hatch for raw Recharts Bar props }; /** * A single bar series. Each is fully self-contained: it generates its * own gradient/pattern definitions under a unique id, so any number of bars — * each with its own variant, glow, and clickability — can live in one chart * without style collisions. */ function Bar({ dataKey, variant = "default", radius = DEFAULT_BAR_RADIUS, glow = false, animationType, isClickable = false, enableHoverHighlight = false, barProps, }: BarProps) { const { config, animationType: defaultAnimation, introStartedAt, dataLength, isLoading, hoveredIndex, selectedDataKey, selectDataKey, } = useComposedChart(); const id = useId().replace(/:/g, ""); // unique id scopes this bar's style defs // Devices set to "reduce motion" skip the grow-in animation entirely const shouldReduceMotion = useReducedMotion(); // The root renders the skeleton bar while loading, so real bars step aside if (isLoading) return null; const isSelected = selectedDataKey === null || selectedDataKey === dataKey; const filter = glow ? `url(#${id}-glow)` : undefined; // The grow-in is a per-frame animation — heavier than a static chart — so // `"none"` and the OS reduce-motion preference both opt out of it. const revealType: ComposedAnimationType = shouldReduceMotion ? "none" : (animationType ?? defaultAnimation); return ( <> { const barShapeProps = props as BarShapeProps; const index = typeof barShapeProps.index === "number" ? barShapeProps.index : -1; return ( { if (!isClickable) return; selectDataKey(selectedDataKey === dataKey ? null : dataKey); }} /> ); }} {...barProps} /> {variant === "hatched" && } {variant === "duotone" && } {variant === "duotone-reverse" && ( )} {variant === "gradient" && } {variant === "stripped" && } {glow && } ); } type LineProps = { dataKey: string; // series key — must exist on the data and config strokeVariant?: StrokeVariant; // stroke style for this line only curveType?: CurveType; // curve interpolation — falls back to the chart default animationType?: ComposedAnimationType; // intro reveal — falls back to the chart default connectNulls?: boolean; // join segments across null/missing values glow?: boolean; // applies a soft neon glow to this line isClickable?: boolean; // lets this line be selected by clicking it children?: ReactNode; // optional and composition lineProps?: ComponentProps; // escape hatch for raw Recharts Line props }; /** * A single line series. Each is fully self-contained: it generates its * own color gradient and glow filter under a unique id, so any number of lines — * each with its own stroke, curve, glow, and clickability — can live in one chart * without style collisions. Compose and inside it to add * point markers. */ function Line({ dataKey, strokeVariant = "solid", curveType, animationType, connectNulls = false, glow = false, isClickable = false, children, lineProps, }: LineProps) { const { config, curveType: defaultCurve, animationType: defaultAnimation, isLoading, selectedDataKey, selectDataKey, } = useComposedChart(); const id = useId().replace(/:/g, ""); // unique id scopes this line's style defs // Devices set to "reduce motion" skip the intro reveal entirely const shouldReduceMotion = useReducedMotion(); // The root renders the skeleton bar while loading, so real lines step aside if (isLoading) return null; const resolvedCurve = curveType ?? defaultCurve; // The reveal is an animated SVG mask — heavier than a static chart — so // `"none"` and the OS reduce-motion preference both opt out of it. const revealType: ComposedAnimationType = shouldReduceMotion ? "none" : (animationType ?? defaultAnimation); const maskId = revealType === "none" ? undefined : `${id}-reveal-mask`; const opacity = getOpacity(selectedDataKey, dataKey); const hasSelection = selectedDataKey !== null; const filter = glow ? `url(#${id}-glow)` : undefined; const { dot, activeDot } = resolveDots(children, id, dataKey, opacity.dot, maskId); const isAnimatedDashed = strokeVariant === "animated-dashed"; const isDashed = strokeVariant === "dashed" || isAnimatedDashed; const handleLineClick = () => { if (!isClickable) return; selectDataKey(selectedDataKey === dataKey ? null : dataKey); }; return ( <> {isClickable && ( )} {isAnimatedDashed && !hasSelection && } {revealType !== "none" && } {glow && } ); } type DotProps = { variant?: DotVariant; // visual style of the point marker }; /** * Declares a resting point marker for the it is composed inside. * It renders nothing on its own — the parent reads its variant and * wires it into the Recharts dot slot. */ const Dot: FC = () => null; /** * Declares the hovered/active point marker for the it is composed * inside. Like , it is a configuration slot and renders nothing itself. */ const ActiveDot: FC = () => null; type XAxisProps = ComponentProps; /** * The horizontal category axis. Ships with the chart's flat default styling and * forwards every Recharts XAxis prop, so `dataKey`, `tickFormatter`, etc. are * passed straight through. Hidden automatically while the chart is loading. */ function XAxis({ tickLine = false, axisLine = false, tickMargin = 8, minTickGap = 8, ...props }: XAxisProps) { const { isLoading } = useComposedChart(); if (isLoading) return null; return ( ); } type YAxisProps = ComponentProps; /** * The vertical value axis. Forwards every Recharts YAxis prop straight through. * Hidden automatically while the chart is loading. */ function YAxis({ tickLine = false, axisLine = false, tickMargin = 8, minTickGap = 8, width = "auto", ...props }: YAxisProps) { const { isLoading } = useComposedChart(); if (isLoading) return null; return ( ); } type GridProps = ComponentProps; /** * The background grid lines. Defaults to horizontal-only dashed lines and * forwards every Recharts CartesianGrid prop for full control. */ function Grid({ vertical = false, strokeDasharray = "3 3", ...props }: GridProps) { return ; } type TooltipProps = { variant?: TooltipVariant; // visual style of the tooltip surface roundness?: TooltipRoundness; // border-radius of the tooltip defaultIndex?: number; // data index shown by default with no hover cursor?: boolean; // whether the vertical cursor line follows the pointer }; /** * The hover tooltip. Reads the chart's selection from context so its content * dims unselected series. Hidden automatically while the chart is loading. */ function Tooltip({ variant, roundness, defaultIndex, cursor = true }: TooltipProps) { const { isLoading, selectedDataKey } = useComposedChart(); if (isLoading) return null; return ( } /> ); } type LegendProps = { variant?: ChartLegendVariant; // visual style of the legend indicators align?: "left" | "center" | "right"; // horizontal placement verticalAlign?: "top" | "middle" | "bottom"; // vertical placement isClickable?: boolean; // lets each entry toggle selection of its series }; /** * The series legend. When `isClickable` is set, each entry toggles selection of * its series, driving the shared selection state read by every and . */ function Legend({ variant, align = "right", verticalAlign = "top", isClickable = false, }: LegendProps) { const { selectedDataKey, selectDataKey } = useComposedChart(); return ( } /> ); } // ───────────────────────────────────────────────────────────────────────────── // Selection + dot helpers // ───────────────────────────────────────────────────────────────────────────── // Returns stroke/dot opacity for a line — dims a series only when another is selected const getOpacity = (selectedDataKey: string | null, dataKey: string) => { if (selectedDataKey === null) { return { stroke: 1, dot: 1 }; } return selectedDataKey === dataKey ? { stroke: 1, dot: 1 } : { stroke: 0.3, dot: 0.3 }; }; // Returns the fill opacity for a bar, accounting for both selection and hover state const getBarOpacity = ({ isClickable, isSelected, selectedDataKey, enableHoverHighlight, hoveredIndex, index, }: { isClickable: boolean; isSelected: boolean; selectedDataKey: string | null; enableHoverHighlight: boolean; hoveredIndex: number | null; index: number; }) => { const clickOpacity = isClickable && selectedDataKey !== null ? (isSelected ? 1 : 0.15) : 1; if (enableHoverHighlight && hoveredIndex !== null) { return hoveredIndex === index ? clickOpacity : clickOpacity * 0.3; } return clickOpacity; }; // Pulls and out of a line's children into Recharts dot slots. // When a `maskId` is given the resting dot is wired to the intro reveal mask so it // wipes in with the line; the active dot is always left unmasked since it only // appears on hover, after the intro has finished. const resolveDots = ( children: ReactNode, id: string, dataKey: string, dotOpacity: number, maskId: string | undefined, ): { dot: LineDotProp; activeDot: LineActiveDotProp } => { let dot: LineDotProp = false; let activeDot: LineActiveDotProp = false; Children.forEach(children, (child) => { if (!isValidElement(child)) return; if (child.type === Dot) { const { variant } = (child as ReactElement).props; dot = ( ); } if (child.type === ActiveDot) { const { variant } = (child as ReactElement).props; activeDot = ( ); } }); return { dot, activeDot }; }; // ───────────────────────────────────────────────────────────────────────────── // Custom bar shape // ───────────────────────────────────────────────────────────────────────────── // Props Recharts passes to a bar's custom shape renderer type BarShapeProps = { x?: number; y?: number; width?: number; height?: number; fill?: string; fillOpacity?: number; dataKey?: string; index?: number; background?: { x?: number; y?: number; width?: number; height?: number; }; [key: string]: unknown; }; type CustomBarProps = { id: string; // unique id of the owning variant: BarVariant; // fill style of the bar barRadius: number; // corner radius of the bar filter?: string; // optional glow filter reference isClickable?: boolean; // whether the bar is selectable by click enableHoverHighlight?: boolean; // whether hovering a column dims the others animationType?: ComposedAnimationType; // grow-in order for this bar dataLength?: number; // total bars in the series — drives the stagger introStartedAt?: number; // chart-mount timestamp anchoring the one-shot grow-in onClick?: () => void; // fired when a clickable bar is clicked } & BarShapeProps; // Renders a single bar rectangle with its variant fill, glow, and hit area const CustomBar = ({ x = 0, y = 0, width = 0, height = 0, fillOpacity = 1, background, index = -1, id, variant, barRadius, filter, isClickable, enableHoverHighlight, animationType = "none", dataLength = 0, introStartedAt = 0, onClick, }: CustomBarProps) => { const cursorStyle = isClickable || enableHoverHighlight ? { cursor: "pointer" } : undefined; const hitAreaX = background?.x ?? x; const hitAreaY = background?.y ?? y; const hitAreaWidth = background?.width ?? width; const hitAreaHeight = background?.height ?? height; // motion.dev grow-in props for this bar — an empty object once it has finished const grow = getBarGrowAnimation(animationType, index, dataLength, introStartedAt) ?? {}; const getFill = () => { switch (variant) { case "hatched": return `url(#${id}-hatched)`; case "duotone": return `url(#${id}-duotone)`; case "duotone-reverse": return `url(#${id}-duotone-reverse)`; case "gradient": return `url(#${id}-gradient)`; case "stripped": return `url(#${id}-stripped)`; default: return `url(#${id}-bar-colors)`; } }; // Full-height invisible rect — keeps the column hoverable even mid grow-in const hitArea = enableHoverHighlight ? ( ) : null; if (variant === "stripped") { return ( {hitArea} ); } return ( {hitArea} ); }; /** * Builds the motion.dev grow-in animation for a single bar, or returns `null` * when it should render statically (`"none"`, an unknown index, or — crucially — * once the bar has already finished growing). * * The intro is anchored to `introStartedAt` (stamped once when the chart mounts) * rather than to component mount. Recharts remounts every bar whenever the chart * re-renders, so a mount-based animation would replay endlessly; reading elapsed * time instead makes it a true one-shot — a bar past its window renders static, * a bar caught mid-grow resumes from where it should already be. */ const getBarGrowAnimation = ( animationType: ComposedAnimationType, index: number, dataLength: number, introStartedAt: number, ) => { if (animationType === "none" || index < 0 || dataLength <= 0) return null; const lastIndex = dataLength - 1; const center = lastIndex / 2; // How many bars this one waits behind before it starts growing let step: number; switch (animationType) { case "right-to-left": step = lastIndex - index; break; case "center-out": step = Math.abs(index - center); break; case "edges-in": step = center - Math.abs(index - center); break; default: // left-to-right step = index; } const startMs = step * BAR_STAGGER * 1000; const durationMs = BAR_GROW_DURATION * 1000; const endMs = startMs + durationMs; const elapsed = Date.now() - introStartedAt; // Already finished — render static so re-renders/remounts can't replay it if (elapsed >= endMs) return null; // Resume from wherever this bar should already be (0 before it starts) const from = elapsed <= startMs ? 0 : (elapsed - startMs) / durationMs; return { initial: { scaleY: from }, animate: { scaleY: 1 }, transition: { duration: (endMs - Math.max(elapsed, startMs)) / 1000, ease: REVEAL_EASE, delay: Math.max(0, startMs - elapsed) / 1000, }, style: { originY: 1 }, // grow upward from the baseline }; }; // motion `originX` for each single-rect line reveal — the edge the wipe grows from const SINGLE_REVEAL_ORIGIN: Record, number> = { "left-to-right": 0, "right-to-left": 1, "center-out": 0.5, }; /** * Wipe mask driven by motion.dev, played once when a mounts. The same * mask is applied to the line's stroke and its resting dots so both reveal in * lockstep, replacing Recharts' built-in animation. */ const RevealMask = ({ id, type }: { id: string; type: RevealAnimationType }) => { const reveal = { initial: { scaleX: 0 }, animate: { scaleX: 1 }, transition: { duration: REVEAL_DURATION, ease: REVEAL_EASE }, }; return ( {type === "edges-in" ? ( <> {/* left half wipes inward from the left edge toward the centre */} {/* right half wipes inward from the right edge toward the centre */} ) : ( )} ); }; // ───────────────────────────────────────────────────────────────────────────── // Style definitions — one set per / , scoped to its unique id // ───────────────────────────────────────────────────────────────────────────── type StyleProps = { id: string; // unique id of the owning series dataKey: string; // series key the colors belong to }; // Animated dashed-stroke effect, rendered as a child of the Recharts Line const AnimatedDashedStroke = () => { return ( <> ); }; /** Vertical top-to-bottom color gradient — the fill source for every bar variant. */ const VerticalColorGradient = ({ id, dataKey, config }: StyleProps & { config: ChartConfig }) => { const colorsCount = getColorsCount(config[dataKey] ?? {}); return ( {colorsCount === 1 ? ( <> ) : ( Array.from({ length: colorsCount }, (_, index) => { const offset = `${(index / (colorsCount - 1)) * 100}%`; return ( ); }) )} ); }; /** Horizontal left-to-right color gradient — the stroke source for a line series. */ const HorizontalColorGradient = ({ id, dataKey, config }: StyleProps & { config: ChartConfig }) => { const colorsCount = getColorsCount(config[dataKey] ?? {}); return ( {colorsCount === 1 ? ( <> ) : ( Array.from({ length: colorsCount }, (_, index) => { const offset = `${(index / (colorsCount - 1)) * 100}%`; return ( ); }) )} ); }; /** Hatched diagonal-stripe fill for a bar, masked from the series color gradient. */ const HatchedPattern = ({ id }: StyleProps) => { return ( <> ); }; /** Two-tone fill that splits each bar into a light and a full-strength half. */ const DuotonePattern = ({ id, dataKey, config }: StyleProps & { config: ChartConfig }) => { const colorsCount = getColorsCount(config[dataKey] ?? {}); return ( <> {colorsCount === 1 ? ( <> ) : ( Array.from({ length: colorsCount }, (_, index) => { const offset = `${(index / (colorsCount - 1)) * 100}%`; return ( ); }) )} ); }; /** Two-tone fill mirrored from `duotone` — the full-strength half comes first. */ const DuotoneReversePattern = ({ id, dataKey, config }: StyleProps & { config: ChartConfig }) => { const colorsCount = getColorsCount(config[dataKey] ?? {}); return ( <> {colorsCount === 1 ? ( <> ) : ( Array.from({ length: colorsCount }, (_, index) => { const offset = `${(index / (colorsCount - 1)) * 100}%`; return ( ); }) )} ); }; /** Gradient fill for a bar that fades from visible at the top toward transparent. */ const GradientPattern = ({ id }: StyleProps) => { return ( <> ); }; /** Low-opacity gradient fill paired with the solid top strip drawn by `CustomBar`. */ const StrippedPattern = ({ id }: StyleProps) => { return ( <> ); }; /** Soft outer-glow filter applied to a glowing bar. */ const BarGlowFilter = ({ id }: { id: string }) => { return ( ); }; /** Soft outer-glow filter applied to a glowing line. */ const LineGlowFilter = ({ id }: { id: string }) => { return ( ); }; // ───────────────────────────────────────────────────────────────────────────── // Loading skeleton // ───────────────────────────────────────────────────────────────────────────── // Builds bell-curve eased gradient stops for the loading shimmer const generateEasedGradientStops = ( steps: number = 17, minOpacity: number = 0.05, maxOpacity: number = 0.9, ) => { return Array.from({ length: steps }, (_, i) => { const t = i / (steps - 1); // 0 to 1 // Sine-based bell curve easing: peaks at center (t=0.5), smooth falloff at edges const eased = Math.sin(t * Math.PI) ** 2; const opacity = minOpacity + eased * (maxOpacity - minOpacity); return { offset: `${(t * 100).toFixed(0)}%`, opacity: Number(opacity.toFixed(3)) }; }); }; /** * Hook to manage loading data with pixel-perfect shimmer synchronization. * * Uses motion.dev's onUpdate callback to ensure chart data is only regenerated * when the shimmer has completely exited the visible area. This eliminates * timing drift issues from setTimeout/setInterval. */ export function useLoadingData(isLoading: boolean, loadingBars: number = 12) { const [loadingDataKey, setLoadingDataKey] = useState(false); // Callback fired by motion.dev when the shimmer exits the visible area const onShimmerExit = useCallback(() => { if (isLoading) { setLoadingDataKey((prev) => !prev); } }, [isLoading]); const loadingData = useMemo( () => getLoadingData(loadingBars, 20, 80), // loadingDataKey toggle triggers re-computation when the shimmer exits // eslint-disable-next-line react-hooks/exhaustive-deps [loadingBars, loadingDataKey], ); return { loadingData, onShimmerExit }; } /** * The skeleton bar shown while the chart is loading. Rendered by the root in * place of the real bars and lines, paired with its own masked shimmer pattern. */ const LoadingBar = ({ chartId, barRadius, onShimmerExit, }: { chartId: string; barRadius: number; onShimmerExit: () => void; }) => { return ( <> ); }; /** * Animated shimmer pattern for the loading skeleton. * * The visible chart area is normalized to 0-1, the shimmer gradient has width 1, * and the pattern is 3x wide so the shimmer has buffer on both sides. The motion * rect travels x from -1 to 2; onShimmerExit fires as it crosses x=1, letting the * data swap happen while the shimmer is off-screen for a seamless loop. */ const LoadingPattern = ({ chartId, onShimmerExit, }: { chartId: string; onShimmerExit: () => void; }) => { const gradientStops = generateEasedGradientStops(); // 1 (left buffer) + 1 (visible) + 1 (right buffer) const patternWidth = 3; const startX = -1; const endX = 2; // Tracks the last x value to detect the exit threshold crossing const lastXRef = useRef(startX); return ( <> {gradientStops.map(({ offset, opacity }) => ( ))} { const xValue = typeof latest.x === "number" ? latest.x : startX; const lastX = lastXRef.current; // Fire once per loop, when the shimmer fully exits the visible area if (xValue >= 1 && lastX < 1) { onShimmerExit(); } lastXRef.current = xValue; }} /> ); }; // Compound API: every part hangs off the root as a static member, so a consumer // writes , , … from a single import // — no colliding named marker exports when several charts share one file. 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