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Trend

Arrow + delta + optional sparkline, composed.
Implemented
Status
Implemented
Family
1 of 13
Registry
@lopifi/trend
npx shadcn@latest add @lopifi/theme @lopifi/trend

The component, rendering

Real data, the shipped component. Switch the theme to check the claims the spec makes below.

Preview

The four-layer spec

Delta + Sparkline composed, with aligned baselines. The default "how is this doing" unit inside a card.

Lifted verbatim from Primitives. The doc and this page are the same paragraphs, so they cannot disagree.

What lands in your repository

One component is never one file. Everything below is copied into your project, where you own it.

Files

components/ledger/trend.tsx

Lopifi dependencies · 9
cndeltaformat-moneymoneymoney.typespercentsparklinetooltipuse-media-query
npm packages
@base-ui-components/reactclass-variance-authorityclsxtailwind-merge
Registry entry
/r/trend.json

The whole component

No compiled bundle, no black box. This is the file the registry copies, and the file you will edit.

components/ledger/trend.tsx
import * as React from "react";
import { cn } from "@/lib/ledger/cn";
import type { MoneyValue, PercentChange, Polarity } from "@/lib/ledger/money.types";
import { Delta } from "@/components/ledger/delta";
import { Sparkline } from "@/components/ledger/sparkline";

export interface TrendProps extends React.ComponentPropsWithoutRef<"div"> {
  basis?: string;
  data?: number[];
  percent?: PercentChange;
  polarity?: Polarity;
  value: MoneyValue | null;
}

/** `Delta` + `Sparkline`, baselines aligned. The "how is this doing" unit. */
export const Trend = React.forwardRef<HTMLDivElement, TrendProps>(
  ({ className, value, percent, polarity = "standard", basis, data, ...props }, ref) => (
    <div className={cn("flex items-end justify-between gap-4", className)} ref={ref} {...props}>
      <Delta basis={basis} percent={percent} polarity={polarity} value={value} />
      {data ? <Sparkline className="max-w-[96px]" data={data} height={24} polarity={polarity} /> : null}
    </div>
  ),
);
Trend.displayName = "Trend";

Also in Primitives

See also

A component is specified in one place, defined in another, and running in a third. All three, from here.

Elsewhere in the system

Where Trend sits in the rest of the system — the live section it renders in, the calculators that compute what it displays, and the ledger payloads it is fed from.

Components are copied into your repository and meant to be edited — rounding policy, fiscal calendar and compliance copy differ per company.

Told when Primitives changes

Components are copied into your repo, so a fix here does not reach you on its own. One email when a component in this family changes in a way that needs a migration — and nothing when it does not.

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