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import type { ComponentProps, ReactNode } from "react"; import { EmptyState } from "@/components/empty-state/empty-state"; import { Button } from "@/components/ui/button"; import { cn } from "@/lib/utils"; export interface Checkpoint { /** Stable id the restore action reports. */ id: string; /** Human label, e.g. "Added billing page". */ label: string; /** Display-ready timestamp, e.g. "2m ago". */ createdAt: string; /** Short git sha, e.g. "f39ac2d". */ sha?: string; /** Whether a database snapshot rides with this checkpoint. */ snapshot?: boolean; /** Tenant Neon project id, e.g. "damp-forest-123456". */ projectId?: string; } export type CheckpointTimelineProps = Omit< ComponentProps<"div">, "children" > & { /** Newest first — the top row reads as "now". */ checkpoints: Checkpoint[]; /** Renders the restore action on every row. */ onRestore?: (id: string) => void; /** The checkpoint currently restoring; locks every other action. */ restoringId?: string | null; /** Override the built-in empty state. */ empty?: ReactNode; }; /* ───────────────────────────────────────────────────────── * TIMELINE STORYBOARD * * entrance rows rise 8px one at a time, 60ms apart — * history introduces itself newest first * rest one continuous hairline rail threads square * markers (the StatusBadge vocabulary); the * newest holds primary and wears a mono * "current" tag, the past stays muted; each row * speaks twice — label + timestamp, then one * quiet mono line: sha · ■ snapshot · project * engage hovering or focusing a row wakes its restore * action — it slides out from behind the row * (8px, 200ms ease-out) as it fades in; the * space is always reserved, the row itself * never moves * restore the acting row holds: its marker breathes * primary and the action shimmers "Restoring…"; * the rest of history recedes to half voice * until the flight lands * empty EmptyState holds the space — history hasn't * started, it isn't missing * ───────────────────────────────────────────────────────── */ const ROW_STAGGER_MS = 60; /* Restore action visibility, one state at a time: * hidden (slid 8px behind the row) → revealed on row hover/focus → * held visible while restoring → fully absent while another row acts. */ const ACTION_BASE = "h-6 shrink-0 rounded-full border border-border/60 px-2.5 text-muted-foreground text-xs transition-[opacity,translate,color,border-color] duration-200 ease-out hover:border-border hover:bg-transparent hover:text-foreground active:scale-[0.98] motion-reduce:translate-x-0 motion-reduce:transition-none"; const ACTION_HIDDEN = "-translate-x-2 opacity-0 focus-visible:translate-x-0 focus-visible:opacity-100 group-focus-within:translate-x-0 group-focus-within:opacity-100 group-hover:translate-x-0 group-hover:opacity-100"; const ACTION_RESTORING = "translate-x-0 opacity-100"; const ACTION_LOCKED = "disabled:opacity-0"; const actionClasses = (isRestoring: boolean, locked: boolean) => { if (isRestoring) { return cn(ACTION_BASE, ACTION_RESTORING); } if (locked) { return cn(ACTION_BASE, ACTION_LOCKED); } return cn(ACTION_BASE, ACTION_HIDDEN); }; const RISE = "fill-mode-backwards fade-in-0 slide-in-from-bottom-2 animate-in duration-500 motion-reduce:animate-none"; /** One quiet mono meta line: sha · ■ snapshot · project id. */ const MetaLine = ({ checkpoint }: { checkpoint: Checkpoint }) => { const parts: { key: string; node: ReactNode }[] = []; if (checkpoint.sha) { parts.push({ key: "sha", node: checkpoint.sha }); } if (checkpoint.snapshot) { parts.push({ key: "snapshot", node: ( ), }); } if (checkpoint.projectId) { parts.push({ key: "project", node: ( {checkpoint.projectId} ), }); } if (parts.length === 0) { return null; } return (

{parts.map((part, index) => ( {index > 0 ? : null} {part.node} ))}

); }; const CheckpointRow = ({ checkpoint, index, isLatest, isRestoring, locked, onRestore, }: { checkpoint: Checkpoint; index: number; isLatest: boolean; isRestoring: boolean; locked: boolean; onRestore?: (id: string) => void; }) => (

{/* The marker, punched on the continuous rail. */}

{checkpoint.label}

{isLatest ? ( current ) : null} {checkpoint.createdAt}

{onRestore ? ( ) : null}

); export const CheckpointTimeline = ({ checkpoints, className, empty, onRestore, restoringId = null, ...props }: CheckpointTimelineProps) => (

{checkpoints.length === 0 ? ( (empty ?? ( )) ) : (

)}

); 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":[["$","div",null,{"className":"flex max-h-28 min-w-0 flex-1 flex-wrap items-center gap-2 overflow-y-auto","children":[null,["$","$L50",null,{"namespace":"@neon-ui","registryDependencies":["utils","https://ui.neon.com/r/neon-tokens.json","https://ui.neon.com/r/button.json","https://ui.neon.com/r/empty-state.json"]}]]}],null]}],["$","$L51",null,{"files":[{"path":"src/components/checkpoint-timeline/checkpoint-timeline.tsx","content":"$52","type":"registry:component"}],"className":"h-[70svh] min-h-80"}]]}]