50: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"] 51: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"] 52:T19c8,"use client"; import { useEffect, useRef, type ReactNode, type KeyboardEvent } from "react"; import { line, curveMonotoneX } from "d3-shape"; import "./chart-parts.css"; export type ChartSeries = { id: string; label: string; color?: string }; export type ChartDatum = { id: string; label: string; values: Record; x?: number; event?: string; }; export type ChartPart = { id: string; label: string; value: number; color?: string; }; export const chartColor = (index: number) => `var(--chart-${(index % 6) + 1})`; export const numberText = (value: number) => new Intl.NumberFormat("en-US", { maximumFractionDigits: 2 }).format(value); export function useChartReveal() { const root = useRef(null); useEffect(() => { const element = root.current; if (!element) return; const observer = new IntersectionObserver( (entries) => { if (entries[0].isIntersecting) { element.dataset.visible = "true"; observer.disconnect(); } }, { threshold: 0.3 }, ); observer.observe(element); return () => observer.disconnect(); }, []); return root; } export function ChartTable({ label, headers, rows, }: { label: string; headers: string[]; rows: (string | number)[][]; }) { return (

{headers.map((header) => ( ))} {rows.map((row, index) => ( {row.map((cell, column) => column === 0 ? ( ) : ( ), )} ))}

{label}
{header}
{cell}	{cell}

); } export function ChartMessage({ loading, error, empty, }: { loading?: boolean; error?: string; empty?: boolean; }) { return error || empty ? (

{error ?? (loading ? "Loading chart…" : "No data for this range.")}

) : loading ? (

Updating chart…

) : null; } export function ChartLegend({ series, hidden, onToggle, active, onActive, }: { series: readonly ChartSeries[]; hidden: readonly string[]; onToggle: (id: string) => void; active?: string | null; onActive?: (id: string | null) => void; }) { return (

legendKeys(event)} > {series.map((item, index) => ( ))}

); } export function legendKeys(event: KeyboardEvent) { const nodes = [ ...event.currentTarget.querySelectorAll("button"), ]; const index = nodes.indexOf(document.activeElement as HTMLButtonElement); const target = event.key === "Home" ? 0 : event.key === "End" ? nodes.length - 1 : ["ArrowRight", "ArrowDown"].includes(event.key) ? (index + 1) % nodes.length : ["ArrowLeft", "ArrowUp"].includes(event.key) ? (index - 1 + nodes.length) % nodes.length : -1; if (target >= 0) { event.preventDefault(); nodes[target]?.focus(); } } export function pointKey( event: KeyboardEvent, active: number | null, length: number, ) { const index = active ?? length - 1; const step = Math.max(1, Math.floor(length / 6)); const next = event.key === "Home" ? 0 : event.key === "End" ? length - 1 : event.key === "PageUp" ? index + step : event.key === "PageDown" ? index - step : ["ArrowRight", "ArrowUp"].includes(event.key) ? index + 1 : ["ArrowLeft", "ArrowDown"].includes(event.key) ? index - 1 : event.key === "Escape" ? null : undefined; if (next !== undefined) event.preventDefault(); return next == null ? next : Math.max(0, Math.min(length - 1, next)); } export function pathFor( data: readonly ChartDatum[], id: string, minimum: number, maximum: number, hidden = false, ) { if (!data.length) return ""; const first = data[0].x ?? 0, last = data[data.length - 1].x ?? data.length - 1; const points = data.map((item, index) => ({ x: (600 * ((item.x ?? index) - first)) / (last - first || 1), y: item.values[id], })); const samples = Array.from({ length: 97 }, (_, index) => { const x = (index / 96) * 600; let right = points.findIndex((point) => point.x >= x); if (right < 0) right = points.length - 1; const a = points[Math.max(0, right - 1)], b = points[right]; const valid = a.y !== undefined && b.y !== undefined && Number.isFinite(a.y) && Number.isFinite(b.y); const value = valid ? a.y! + ((b.y! - a.y!) * (x - a.x)) / (b.x - a.x || 1) : Number.NaN; return [ x, hidden ? 210 : 210 - ((value - minimum) / (maximum - minimum || 1)) * 200, ] as [number, number]; }); return ( line<[number, number]>() .defined((point) => Number.isFinite(point[1])) .x((point) => point[0]) .y((point) => point[1]) .curve(curveMonotoneX)(samples) ?? "" ); } export function ChartReadout({ children }: { children: ReactNode }) { return ( ); } 53:T1de4,"use client"; import { useEffect, useState, type CSSProperties } from "react"; import { ChartMessage, ChartReadout, ChartTable, legendKeys, numberText, useChartReveal, } from "./chart-parts"; import { cn } from "./lib/cn"; import "./order-book.css"; export type BookLevel = { price: number; size: number }; type Row = BookLevel & { total: number; side: "ask" | "bid"; rank: number }; const ladder = (levels: readonly BookLevel[], side: "ask" | "bid", count: number): Row[] => { const sorted = levels .filter((l) => Number.isFinite(l.price) && Number.isFinite(l.size) && l.size > 0) .sort((a, b) => (side === "ask" ? a.price - b.price : b.price - a.price)) .slice(0, count); let total = 0; return sorted.map((level, rank) => ({ ...level, total: (total += level.size), side, rank })); }; export function OrderBook({ label, bids, asks, levels = 8, formatPrice = (price) => price.toFixed(2), formatSize = numberText, loading, error, className, }: { label: string; bids: readonly BookLevel[]; asks: readonly BookLevel[]; levels?: number; formatPrice?: (price: number) => string; formatSize?: (size: number) => string; loading?: boolean; error?: string; className?: string; }) { const root = useChartReveal(); const [active, setActive] = useState(null), [track, setTrack] = useState<{ signature: string; sizes: Record; flash: Record; count: number; }>({ signature: "", sizes: {}, flash: {}, count: 0 }); const flash = track.flash; const sells = ladder(asks, "ask", levels), buys = ladder(bids, "bid", levels); const rows = [...sells.slice().reverse(), ...buys]; const maxTotal = Math.max(1e-9, sells.at(-1)?.total ?? 0, buys.at(-1)?.total ?? 0); const key = (row: Row) => `${row.side}:${row.price}`; // Briefly mark a level whose size changed; levels seen for the first time stay quiet. const signature = rows.map((r) => `${key(r)}=${r.size}`).join("|"); if (signature !== track.signature) { const sizes: Record = {}, changes: typeof track.flash = {}; for (const row of rows) { const before = track.sizes[key(row)]; sizes[key(row)] = row.size; if (before !== undefined && before !== row.size) changes[key(row)] = { dir: row.size > before ? "up" : "down", n: track.count + 1 }; } setTrack({ signature, sizes, flash: changes, count: track.count + 1 }); } useEffect(() => { if (!Object.keys(track.flash).length) return; const timer = setTimeout(() => setTrack((current) => ({ ...current, flash: {} })), 800); return () => clearTimeout(timer); }, [track.flash]); const bestAsk = sells[0]?.price, bestBid = buys[0]?.price; const spread = bestAsk !== undefined && bestBid !== undefined ? bestAsk - bestBid : null; const mid = spread !== null ? (bestAsk! + bestBid!) / 2 : null; const askDepth = sells.at(-1)?.total ?? 0, bidDepth = buys.at(-1)?.total ?? 0; const bidShare = askDepth + bidDepth ? (bidDepth / (askDepth + bidDepth)) * 100 : 50; const row = rows.find((r) => key(r) === active) ?? null; const sweep = (r: Row) => { const list = (r.side === "ask" ? sells : buys).slice(0, r.rank + 1); const cost = list.reduce((sum, l) => sum + l.price * l.size, 0); return { size: r.total, average: cost / r.total, slip: (r.side === "ask" ? 1 : -1) * ((cost / r.total - list[0].price) / list[0].price) * 100 }; }; const inRange = (r: Row) => !!row && r.side === row.side && r.rank <= row.rank; const [roving, setRoving] = useState(null); const rovingKey = roving && rows.some((r) => key(r) === roving) ? roving : (buys[0] ? key(buys[0]) : rows[0] ? key(rows[0]) : null); const renderRow = (r: Row) => ( ); return (

{label}

{!error && !!rows.length && ( <>

setActive(null)} >

{sells.slice().reverse().map(renderRow)}

Spread {spread === null ? "—" : formatPrice(spread)} Mid {mid === null ? "—" : formatPrice(mid)}

{buys.map(renderRow)}

{row ? ( (() => { const s = sweep(row); return ( <> {row.side === "ask" ? "Buying" : "Selling"} {formatSize(s.size)} reaches {formatPrice(row.price)}

Average fill {formatPrice(s.average)} · {s.slip.toFixed(3)}% worse than the best {row.side === "ask" ? "ask" : "bid"}

); })() ) : ( Hover or focus a level to see what filling up to it would cost. )}

{row ? `${row.side} ${formatPrice(row.price)}, cumulative ${formatSize(row.total)}.` : ""}

)} [r.side === "ask" ? "Ask" : "Bid", formatPrice(r.price), r.size, r.total])} /> ); } 54:Tbe5,/* order-book.tsx's styles; it imports this file. Edit freely. */ @layer theme, base, components, utilities; @layer components { [data-slot="book-head"], [data-slot="book-row"] { display: grid; grid-template-columns: 1fr 1fr 1fr; padding: 0 0.5rem; font-size: 0.75rem; font-variant-numeric: tabular-nums; } [data-slot="book-head"] { padding-bottom: 0.25rem; font-size: 0.6875rem; color: var(--muted-foreground); } [data-slot="book-row"] { position: relative; align-items: center; width: 100%; height: 1.5rem; border-radius: 2px; color: var(--muted-foreground); text-align: left; outline: none; } [data-slot="book-row"] > :nth-child(n + 3), [data-slot="book-head"] > :nth-child(n + 2) { text-align: right; } [data-slot="book-row"] > span:not([data-slot="book-depth"]) { position: relative; } [data-slot="book-row"] [data-slot="book-size"] { text-align: right; } [data-slot="book-depth"] { position: absolute; top: 1px; right: 0; bottom: 1px; border-radius: 2px; background: color-mix(in srgb, var(--chart-4) 22%, transparent); transition: width var(--duration-travel) var(--ease-showcase); } [data-slot="book-row"][data-side="ask"] [data-slot="book-depth"] { background: color-mix(in srgb, var(--chart-2) 22%, transparent); } [data-slot="book-price"] { color: var(--foreground); } [data-slot="book-row"][data-range="true"] { background: color-mix(in srgb, var(--muted) 70%, transparent); color: var(--foreground); } [data-slot="book-row"][data-active="true"] { background: var(--muted); } [data-slot="book-row"]:focus-visible { outline: 2px solid var(--ring); outline-offset: -2px; } [data-slot="book-size"][data-flash] { border-radius: 2px; animation: caliper-book-flash 700ms var(--ease-out); } [data-slot="book-size"][data-flash="down"] { --flash: var(--chart-2); } [data-slot="book-spread"] { display: flex; justify-content: space-between; margin: 0.25rem 0; padding: 0.25rem 0.5rem; border-block: 1px solid var(--border); font-size: 0.75rem; font-variant-numeric: tabular-nums; color: var(--muted-foreground); } [data-slot="book-balance"] { height: 4px; overflow: hidden; border-radius: 999px; background: var(--chart-2); } [data-slot="book-balance"] > span { display: block; height: 100%; background: var(--chart-4); transition: width var(--duration-travel) var(--ease-showcase); } [data-slot="order-book"][aria-busy="true"] [role="group"] { opacity: 0.5; } @media (prefers-reduced-motion: reduce) { [data-slot="book-depth"], [data-slot="book-balance"] > span { transition: none; animation: none !important; } [data-slot="book-size"][data-flash] { animation: none; } } @keyframes caliper-book-flash { from { background: color-mix(in srgb, var(--flash, var(--chart-4)) 45%, transparent); } } } 4f:["$","div",null,{"className":"mt-3 flex min-h-0 min-w-0 flex-1 flex-col gap-3","children":[["$","div",null,{"className":"flex shrink-0 items-start gap-3","children":[["$","div",null,{"className":"flex max-h-28 min-w-0 flex-1 flex-wrap items-center gap-2 overflow-y-auto","children":[["$","ul",null,{"className":"flex min-w-0 flex-wrap gap-2","aria-label":"Package dependencies","children":[["$","li","clsx",{"className":"min-w-0 max-w-full","children":["$","a",null,{"href":"https://www.npmjs.com/package/clsx","target":"_blank","rel":"noopener noreferrer","className":"flex max-w-full min-w-0 items-center gap-1.5 rounded-md border px-2 py-1.5 text-xs","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3 shrink-0","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"min-w-0 break-all text-xs font-medium","children":"clsx"}]]}]}],["$","li","d3-shape",{"className":"min-w-0 max-w-full","children":["$","a",null,{"href":"https://www.npmjs.com/package/d3-shape","target":"_blank","rel":"noopener noreferrer","className":"flex max-w-full min-w-0 items-center gap-1.5 rounded-md border px-2 py-1.5 text-xs","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3 shrink-0","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"min-w-0 break-all text-xs font-medium","children":"d3-shape"}]]}]}],["$","li","tailwind-merge",{"className":"min-w-0 max-w-full","children":["$","a",null,{"href":"https://www.npmjs.com/package/tailwind-merge","target":"_blank","rel":"noopener noreferrer","className":"flex max-w-full min-w-0 items-center gap-1.5 rounded-md border px-2 py-1.5 text-xs","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3 shrink-0","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"min-w-0 break-all text-xs font-medium","children":"tailwind-merge"}]]}]}]]}],["$","$L50",null,{"namespace":"@caliper","registryDependencies":["https://caliperui.site/r/styles.json"]}]]}],null]}],["$","$L51",null,{"files":[{"path":"ui/chart-parts.tsx","content":"$52","type":"registry:ui","target":"components/ui/chart-parts.tsx"},{"path":"ui/lib/cn.ts","content":"import { clsx, type ClassValue } from \"clsx\";\nimport { extendTailwindMerge } from \"tailwind-merge\";\n\nconst twMerge = extendTailwindMerge({\n extend: { theme: { radius: [\"control\", \"surface\", \"overlay\"], shadow: [\"overlay\"] } },\n});\n\nexport function cn(...inputs: ClassValue[]) {\n return twMerge(clsx(inputs));\n}\n","type":"registry:ui","target":"components/ui/lib/cn.ts"},{"path":"ui/order-book.tsx","content":"$53","type":"registry:ui","target":"components/ui/order-book.tsx"},{"path":"ui/chart-parts.css","content":"/* chart-parts.tsx's styles; it imports this file. Edit freely. */\n@layer theme, base, components, utilities;\n\n@layer components {\n [data-slot=\"chart-legend-item\"] {\n display: inline-flex;\n align-items: center;\n gap: 0.5rem;\n min-height: var(--control-height);\n padding: 0.25rem 0.5rem;\n border-radius: var(--radius-control);\n font-size: 0.75rem;\n color: var(--muted-foreground);\n outline: none;\n transition:\n background-color var(--duration-fast) var(--ease-out),\n color var(--duration-fast) var(--ease-out);\n }\n [data-slot=\"chart-legend-item\"]:hover,\n [data-slot=\"chart-legend-item\"][data-active=\"true\"] {\n background: var(--muted);\n color: var(--foreground);\n }\n [data-slot=\"chart-legend-item\"]:focus-visible {\n outline: 2px solid var(--ring);\n outline-offset: 2px;\n }\n [data-slot=\"chart-legend-item\"][aria-pressed=\"false\"] {\n opacity: 0.45;\n text-decoration: line-through;\n }\n}\n","type":"registry:file","target":"components/ui/chart-parts.css"},{"path":"ui/order-book.css","content":"$54","type":"registry:file","target":"components/ui/order-book.css"}],"className":"h-[70svh] min-h-80"}]]}]