Meter

TSX
"use client";

import { cn } from "cn";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const sizes = [
  {
    size: "Small",
    label: "Build minutes",
    value: 62,
    className: "gap-1.5 [&>div]:h-1",
    text: "text-xs",
  },
  {
    size: "Default",
    label: "Bandwidth this cycle",
    value: 48,
    className: "",
    text: "text-sm",
  },
  {
    size: "Large",
    label: "Storage used",
    value: 81,
    className: "gap-2.5 [&>div]:h-3",
    text: "text-base",
  },
];

export default function Meter01() {
  return (
    <div className="flex w-full max-w-sm flex-col gap-6">
      {sizes.map((item) => (
        <div key={item.size} className="flex flex-col gap-1">
          <span className="text-xs text-muted-foreground">{item.size}</span>
          <Meter
            value={item.value}
            locale="en-US"
            className={cn("grid-cols-[minmax(0,1fr)_auto] gap-x-4", item.className)}
          >
            <MeterLabel className={item.text}>{item.label}</MeterLabel>
            <MeterValue className={cn("text-right tabular-nums", item.text)} />
          </Meter>
        </div>
      ))}
    </div>
  );
}

TSX
"use client";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const nutrients = [
  { name: "Protein", value: 86, max: 120, unit: "g" },
  { name: "Fiber", value: 18, max: 30, unit: "g" },
  { name: "Carbs", value: 164, max: 250, unit: "g" },
  { name: "Water", value: 1.6, max: 2.5, unit: "L" },
];

export default function Meter02() {
  return (
    <section
      aria-labelledby="meter-02-title"
      className="w-full max-w-md rounded-lg border border-border"
    >
      <header className="flex items-baseline justify-between gap-4 border-b border-border px-4 py-3">
        <h3 id="meter-02-title" className="text-sm font-medium">
          Today's intake
        </h3>
        <span className="text-xs text-muted-foreground">Logged at 6:40 PM</span>
      </header>
      <ul className="divide-y divide-border">
        {nutrients.map((nutrient) => (
          <li key={nutrient.name} className="px-4 py-3">
            <Meter
              value={nutrient.value}
              max={nutrient.max}
              getAriaValueText={() =>
                `${nutrient.value} of ${nutrient.max} ${nutrient.unit} daily target`
              }
              className="grid-cols-[4.5rem_minmax(0,1fr)_5.5rem] items-center gap-3 [&>div]:col-span-1 [&>div]:col-start-2 [&>div]:row-start-1 [&>div]:h-1.5"
            >
              <MeterLabel className="col-start-1 row-start-1 truncate font-normal">
                {nutrient.name}
              </MeterLabel>
              <MeterValue className="col-start-3 row-start-1 text-right whitespace-nowrap text-xs tabular-nums">
                {() => `${nutrient.value} / ${nutrient.max} ${nutrient.unit}`}
              </MeterValue>
            </Meter>
          </li>
        ))}
      </ul>
    </section>
  );
}

TSX
"use client";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const meters: {
  label: string;
  value: number;
  max: number;
  format: Intl.NumberFormatOptions;
  note: string;
}[] = [
  {
    label: "Ad spend",
    value: 3420,
    max: 5000,
    format: { style: "currency", currency: "USD", maximumFractionDigits: 0 },
    note: "Campaign budget resets on October 1.",
  },
  {
    label: "Media library",
    value: 18.4,
    max: 25,
    format: { style: "unit", unit: "gigabyte", maximumFractionDigits: 1 },
    note: "Uploads pause when the library reaches its limit.",
  },
  {
    label: "API requests",
    value: 842000,
    max: 1000000,
    format: { notation: "compact", maximumFractionDigits: 1 },
    note: "Counted per calendar month across all keys.",
  },
];

export default function Meter03() {
  return (
    <div className="flex w-full max-w-sm flex-col gap-6">
      {meters.map((meter) => {
        const formattedMax = new Intl.NumberFormat(
          "en-US",
          meter.format,
        ).format(meter.max);
        return (
          <div key={meter.label} className="flex flex-col gap-1.5">
            <Meter
              value={meter.value}
              max={meter.max}
              format={meter.format}
              locale="en-US"
              getAriaValueText={(formatted) =>
                `${formatted} of ${formattedMax}`
              }
              className="grid-cols-[1fr_auto]"
            >
              <MeterLabel>{meter.label}</MeterLabel>
              <MeterValue className="text-right tabular-nums">
                {(formatted) => (
                  <>
                    <span className="font-medium text-foreground">
                      {formatted}
                    </span>{" "}
                    of {formattedMax}
                  </>
                )}
              </MeterValue>
            </Meter>
            <p className="text-xs text-muted-foreground">{meter.note}</p>
          </div>
        );
      })}
    </div>
  );
}

TSX
"use client";

import { CircleCheck, OctagonAlert, TriangleAlert } from "lucide-react";

import { cn } from "cn";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const levels = {
  healthy: {
    icon: CircleCheck,
    text: "text-success",
    meter: "[&>div]:bg-success/15 [&>div>div]:bg-success",
    message: "Within normal range",
  },
  warning: {
    icon: TriangleAlert,
    text: "text-warning",
    meter: "[&>div]:bg-warning/20 [&>div>div]:bg-warning",
    message: "Approaching the 85% alert threshold",
  },
  critical: {
    icon: OctagonAlert,
    text: "text-destructive",
    meter: "[&>div]:bg-destructive/15 [&>div>div]:bg-destructive",
    message: "Above 90% — writes may start failing",
  },
};

const resources = [
  { id: "cpu", label: "CPU", value: 34 },
  { id: "memory", label: "Memory", value: 78 },
  { id: "disk", label: "Disk", value: 94 },
];

function getLevel(value: number) {
  if (value >= 90) return levels.critical;
  if (value >= 70) return levels.warning;
  return levels.healthy;
}

export default function Meter04() {
  return (
    <div className="flex w-full max-w-sm flex-col gap-5">
      {resources.map((resource) => {
        const level = getLevel(resource.value);
        const Icon = level.icon;
        const messageId = `meter-04-${resource.id}-status`;
        return (
          <div key={resource.id} className="flex flex-col gap-1.5">
            <Meter
              value={resource.value}
              locale="en-US"
              aria-describedby={messageId}
              className={cn("grid-cols-2", level.meter)}
            >
              <MeterLabel>{resource.label}</MeterLabel>
              <MeterValue className="text-right tabular-nums" />
            </Meter>
            <p
              id={messageId}
              className="flex items-center gap-1.5 text-xs text-muted-foreground"
            >
              <Icon aria-hidden="true" className={cn("size-3.5", level.text)} />
              {level.message}
            </p>
          </div>
        );
      })}
    </div>
  );
}

TSX
"use client";

import * as React from "react";
import { Coffee, Gift } from "lucide-react";

import { cn } from "cn";

import { Button } from "@/components/ui/button";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const STAMPS_FOR_REWARD = 10;

export default function Meter05() {
  const [stamps, setStamps] = React.useState(7);
  const [rewards, setRewards] = React.useState(0);
  const complete = stamps >= STAMPS_FOR_REWARD;
  const remaining = STAMPS_FOR_REWARD - stamps;

  return (
    <div className="flex w-full max-w-sm flex-col gap-4 rounded-xl border bg-card p-4 text-card-foreground">
      <div className="flex items-start justify-between gap-3">
        <div className="min-w-0">
          <h3 className="font-medium">Harbor Street Roasters</h3>
          <p className="text-sm text-muted-foreground">
            Every 10th drink is on us.
          </p>
        </div>
        {rewards > 0 ? (
          <span className="shrink-0 rounded-full bg-muted px-2 py-0.5 text-xs tabular-nums">
            {rewards} redeemed
          </span>
        ) : null}
      </div>
      <Meter
        value={stamps}
        max={STAMPS_FOR_REWARD}
        getAriaValueText={(_, value) =>
          `${value} of ${STAMPS_FOR_REWARD} stamps collected`
        }
        className="grid-cols-[1fr_auto] gap-3 [&>div:last-of-type]:hidden"
      >
        <MeterLabel>Loyalty stamps</MeterLabel>
        <MeterValue className="text-right tabular-nums">
          {(_, value) => `${value} / ${STAMPS_FOR_REWARD}`}
        </MeterValue>
        <div aria-hidden="true" className="col-span-full grid grid-cols-5 gap-2">
          {Array.from({ length: STAMPS_FOR_REWARD }, (_, index) => {
            const filled = index < stamps;
            const last = index === STAMPS_FOR_REWARD - 1;
            const Icon = last ? Gift : Coffee;
            return (
              <span
                // Stamps are positional and never reorder.
                // biome-ignore lint/suspicious/noArrayIndexKey: static slots
                key={index}
                className={cn(
                  "flex aspect-square items-center justify-center rounded-full border transition-colors duration-300",
                  filled
                    ? "border-primary bg-primary text-primary-foreground"
                    : "border-dashed border-border text-muted-foreground/60",
                )}
              >
                <Icon className="size-4" />
              </span>
            );
          })}
        </div>
      </Meter>
      <div className="flex flex-wrap items-center justify-between gap-3">
        <p aria-live="polite" className="text-sm text-muted-foreground">
          {complete
            ? "Your next drink is free."
            : `${remaining} more ${remaining === 1 ? "drink" : "drinks"} until a free one.`}
        </p>
        {complete ? (
          <Button
            size="sm"
            onClick={() => {
              setStamps(0);
              setRewards((current) => current + 1);
            }}
          >
            <Gift aria-hidden="true" />
            Redeem reward
          </Button>
        ) : (
          <Button
            size="sm"
            variant="outline"
            onClick={() => setStamps((current) => current + 1)}
          >
            <Coffee aria-hidden="true" />
            Add stamp
          </Button>
        )}
      </div>
    </div>
  );
}

TSX
"use client";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const capacity = 200;

const categories = [
  { name: "Photos", value: 62.4, color: "bg-chart-1" },
  { name: "Backups", value: 41.7, color: "bg-chart-2" },
  { name: "Documents", value: 28.1, color: "bg-chart-3" },
  { name: "Other", value: 9.3, color: "bg-chart-4" },
];

const gigabytes: Intl.NumberFormatOptions = {
  style: "unit",
  unit: "gigabyte",
  maximumFractionDigits: 1,
};

const formatter = new Intl.NumberFormat("en-US", gigabytes);

export default function Meter06() {
  const used = categories.reduce(
    (total, category) => total + category.value,
    0,
  );

  return (
    <div className="flex w-full max-w-sm flex-col gap-4">
      <Meter
        value={used}
        max={capacity}
        format={gigabytes}
        locale="en-US"
        getAriaValueText={(formatted) =>
          `${formatted} of ${formatter.format(capacity)}`
        }
        className="grid-cols-[1fr_auto] [&>div:last-of-type]:hidden"
      >
        <MeterLabel>Cloud storage</MeterLabel>
        <MeterValue className="text-right tabular-nums">
          {(formatted) => `${formatted} of ${formatter.format(capacity)}`}
        </MeterValue>
        <div
          aria-hidden="true"
          className="col-span-full flex h-2.5 gap-0.5 overflow-hidden rounded-full bg-muted"
        >
          {categories.map((category) => (
            <span
              key={category.name}
              className={`h-full ${category.color}`}
              style={{ width: `${(category.value / capacity) * 100}%` }}
            />
          ))}
        </div>
      </Meter>
      <ul className="grid grid-cols-1 gap-x-6 sm:grid-cols-2 gap-y-2 text-sm">
        {categories.map((category) => (
          <li key={category.name} className="flex items-center gap-2">
            <span
              aria-hidden="true"
              className={`size-2 shrink-0 rounded-full ${category.color}`}
            />
            <span className="truncate">{category.name}</span>
            <span className="ml-auto whitespace-nowrap text-muted-foreground tabular-nums">
              {formatter.format(category.value)}
            </span>
          </li>
        ))}
      </ul>
    </div>
  );
}

TSX
"use client";

import * as React from "react";

import { cn } from "cn";

import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";
import { Slider } from "@/components/ui/slider";

const spend = 1840;

const currency: Intl.NumberFormatOptions = {
  style: "currency",
  currency: "USD",
  maximumFractionDigits: 0,
};

const formatter = new Intl.NumberFormat("en-US", currency);

export default function Meter07() {
  const [budget, setBudget] = React.useState(2500);
  const ratio = spend / budget;
  const overBudget = spend > budget;

  return (
    <div className="flex w-full max-w-sm flex-col gap-6">
      <div className="flex flex-col gap-1.5">
        <Meter
          value={Math.min(spend, budget)}
          max={budget}
          format={currency}
          locale="en-US"
          getAriaValueText={() =>
            `${formatter.format(spend)} spent of ${formatter.format(budget)} budget`
          }
          aria-describedby="meter-07-status"
          className={cn(
            "grid-cols-[1fr_auto]",
            ratio >= 0.9 &&
              "[&>div]:bg-destructive/15 [&>div>div]:bg-destructive",
            ratio >= 0.75 &&
              ratio < 0.9 &&
              "[&>div]:bg-warning/20 [&>div>div]:bg-warning",
          )}
        >
          <MeterLabel>September cloud spend</MeterLabel>
          <MeterValue className="text-right tabular-nums">
            {() => `${formatter.format(spend)} / ${formatter.format(budget)}`}
          </MeterValue>
        </Meter>
        <p
          id="meter-07-status"
          aria-live="polite"
          className={cn(
            "text-xs",
            overBudget ? "text-destructive" : "text-muted-foreground",
          )}
        >
          {overBudget
            ? `Over budget by ${formatter.format(spend - budget)}`
            : `${formatter.format(budget - spend)} left · ${Math.round(ratio * 100)}% used`}
        </p>
      </div>
      <div className="flex flex-col gap-3 rounded-lg bg-muted/50 p-4">
        <div className="flex items-center justify-between gap-4 text-sm">
          <span id="meter-07-budget" className="font-medium">
            Monthly budget
          </span>
          <span className="text-muted-foreground tabular-nums">
            {formatter.format(budget)}
          </span>
        </div>
        <Slider
          value={[budget]}
          min={1000}
          max={5000}
          step={100}
          aria-labelledby="meter-07-budget"
          onValueChange={(next) =>
            setBudget(Array.isArray(next) ? next[0] : next)
          }
        />
      </div>
    </div>
  );
}

TSX
"use client";

import * as React from "react";
import { CloudOff, HardDrive, RotateCw, Upload } from "lucide-react";

import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";
import { Skeleton } from "@/components/ui/skeleton";
import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";

type Status = "ready" | "loading" | "empty" | "error";

const states: { value: Status; label: string }[] = [
  { value: "ready", label: "Ready" },
  { value: "loading", label: "Loading" },
  { value: "empty", label: "Empty" },
  { value: "error", label: "Error" },
];

const storage: Intl.NumberFormatOptions = {
  style: "unit",
  unit: "gigabyte",
  maximumFractionDigits: 1,
};

export default function Meter08() {
  const [status, setStatus] = React.useState<Status>("ready");

  React.useEffect(() => {
    if (status !== "loading") return;
    const timeout = window.setTimeout(() => setStatus("ready"), 1500);
    return () => window.clearTimeout(timeout);
  }, [status]);

  return (
    <div className="flex w-full max-w-sm flex-col items-center gap-4">
      <ToggleGroup
        variant="outline"
        size="sm"
        spacing={0}
        aria-label="Preview state"
        value={[status]}
        onValueChange={(next) => {
          if (next[0]) setStatus(next[0] as Status);
        }}
      >
        {states.map((state) => (
          <ToggleGroupItem key={state.value} value={state.value}>
            {state.label}
          </ToggleGroupItem>
        ))}
      </ToggleGroup>
      <Card className="w-full">
        <CardHeader>
          <CardTitle className="flex items-center gap-2">
            <HardDrive
              aria-hidden="true"
              className="size-4 text-muted-foreground"
            />
            Workspace storage
          </CardTitle>
          <CardDescription>Shared across 12 members</CardDescription>
        </CardHeader>
        <CardContent aria-live="polite" aria-busy={status === "loading"}>
          {status === "ready" && (
            <Meter
              value={34.2}
              max={50}
              format={storage}
              locale="en-US"
              className="grid-cols-[1fr_auto]"
            >
              <MeterLabel>Used</MeterLabel>
              <MeterValue className="text-right tabular-nums">
                {(formatted) => `${formatted} of 50 GB`}
              </MeterValue>
            </Meter>
          )}
          {status === "loading" && (
            <div className="grid gap-2">
              <span className="sr-only">Loading storage usage</span>
              <div className="flex justify-between">
                <Skeleton className="h-4 w-12" />
                <Skeleton className="h-4 w-24" />
              </div>
              <Skeleton className="h-2 w-full rounded-full" />
            </div>
          )}
          {status === "empty" && (
            <div className="grid gap-3">
              <Meter
                value={0}
                max={50}
                format={storage}
                locale="en-US"
                className="grid-cols-[1fr_auto]"
              >
                <MeterLabel>Used</MeterLabel>
                <MeterValue className="text-right tabular-nums">
                  {() => "0 of 50 GB"}
                </MeterValue>
              </Meter>
              <div className="flex flex-wrap items-center justify-between gap-3">
                <p className="text-xs text-muted-foreground">
                  No files uploaded yet.
                </p>
                <Button
                  size="sm"
                  variant="outline"
                  onClick={() => setStatus("loading")}
                >
                  <Upload aria-hidden="true" />
                  Upload files
                </Button>
              </div>
            </div>
          )}
          {status === "error" && (
            <div
              role="alert"
              className="flex flex-col items-start gap-3 rounded-md border border-destructive/30 bg-destructive/5 p-3"
            >
              <div className="flex gap-2 text-sm">
                <CloudOff
                  aria-hidden="true"
                  className="mt-0.5 size-4 shrink-0 text-destructive"
                />
                <div className="grid gap-0.5">
                  <p className="font-medium text-destructive">
                    Couldn't load storage usage
                  </p>
                  <p className="text-xs text-muted-foreground">
                    The usage service timed out. Your files are not affected.
                  </p>
                </div>
              </div>
              <Button
                size="sm"
                variant="outline"
                onClick={() => setStatus("loading")}
              >
                <RotateCw aria-hidden="true" />
                Try again
              </Button>
            </div>
          )}
        </CardContent>
      </Card>
    </div>
  );
}

TSX
"use client";

import { UserMinus } from "lucide-react";
import * as React from "react";

import { Avatar, AvatarFallback } from "@/components/ui/avatar";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const initialMembers = [
  { email: "maya.chen@northwind.io", name: "Maya Chen", role: "Owner" },
  { email: "daniel.ortiz@northwind.io", name: "Daniel Ortiz", role: "Admin" },
  { email: "priya.nair@northwind.io", name: "Priya Nair", role: "Member" },
  { email: "tom.becker@northwind.io", name: "Tom Becker", role: "Member" },
];

function initials(name: string) {
  return name
    .split(" ")
    .map((part) => part[0])
    .join("");
}

function nameFromEmail(email: string) {
  return email
    .split("@")[0]
    .split(/[._-]/)
    .filter(Boolean)
    .map((part) => part[0].toUpperCase() + part.slice(1))
    .join(" ");
}

export default function Meter09() {
  const [members, setMembers] = React.useState(initialMembers);
  const [seats, setSeats] = React.useState(5);
  const [email, setEmail] = React.useState("");

  const full = members.length >= seats;
  const validEmail = /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email.trim());
  const duplicate = members.some(
    (member) => member.email === email.trim().toLowerCase(),
  );

  function invite(event: React.FormEvent<HTMLFormElement>) {
    event.preventDefault();
    if (full || !validEmail || duplicate) return;
    const address = email.trim().toLowerCase();
    setMembers((current) => [
      ...current,
      { email: address, name: nameFromEmail(address), role: "Invited" },
    ]);
    setEmail("");
  }

  return (
    <section
      aria-labelledby="meter-09-title"
      className="w-full max-w-md rounded-xl border bg-card p-4 text-card-foreground"
    >
      <div className="flex flex-wrap items-start justify-between gap-3">
        <div>
          <h3 id="meter-09-title" className="font-medium">
            Team members
          </h3>
          <p className="text-sm text-muted-foreground">
            Seats are billed at $12 per month each.
          </p>
        </div>
        <Button
          variant="outline"
          size="sm"
          onClick={() => setSeats((current) => current + 5)}
        >
          Add 5 seats
        </Button>
      </div>

      <Meter
        value={members.length}
        max={seats}
        getAriaValueText={() => `${members.length} of ${seats} seats used`}
        className={
          full
            ? "mt-4 grid-cols-[1fr_auto] [&>div:last-of-type]:bg-warning/20 [&>div:last-of-type>div]:bg-warning"
            : "mt-4 grid-cols-[1fr_auto]"
        }
      >
        <MeterLabel>Seats used</MeterLabel>
        <MeterValue className="tabular-nums">
          {() => `${members.length} of ${seats}`}
        </MeterValue>
      </Meter>

      <form onSubmit={invite} className="mt-4 flex gap-2">
        <Input
          type="email"
          aria-label="Email address to invite"
          placeholder="name@northwind.io"
          value={email}
          disabled={full}
          onChange={(event) => setEmail(event.target.value)}
          className="min-w-0 flex-1"
        />
        <Button type="submit" disabled={full || !validEmail || duplicate}>
          Invite
        </Button>
      </form>
      <p aria-live="polite" className="mt-2 min-h-4 text-xs text-muted-foreground">
        {full
          ? "All seats are taken. Add seats or remove a member to invite someone."
          : duplicate
            ? "That person is already on the team."
            : `${seats - members.length} open ${seats - members.length === 1 ? "seat" : "seats"} left.`}
      </p>

      <ul className="mt-3 divide-y border-t">
        {members.map((member) => (
          <li key={member.email} className="flex items-center gap-3 py-2.5">
            <Avatar size="sm">
              <AvatarFallback>{initials(member.name)}</AvatarFallback>
            </Avatar>
            <div className="min-w-0 flex-1">
              <p className="truncate text-sm font-medium">{member.name}</p>
              <p className="truncate text-xs text-muted-foreground">
                {member.email}
              </p>
            </div>
            <span className="text-xs text-muted-foreground">{member.role}</span>
            <Button
              variant="ghost"
              size="icon-sm"
              aria-label={`Remove ${member.name}`}
              disabled={member.role === "Owner"}
              onClick={() =>
                setMembers((current) =>
                  current.filter((item) => item.email !== member.email),
                )
              }
            >
              <UserMinus aria-hidden="true" />
            </Button>
          </li>
        ))}
      </ul>
    </section>
  );
}

TSX
"use client";

import * as React from "react";

import { Checkbox } from "@/components/ui/checkbox";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const steps = [
  {
    id: "photo",
    title: "Upload a profile photo",
    detail: "Helps teammates recognize you in threads.",
    points: 15,
  },
  {
    id: "email",
    title: "Verify your work email",
    detail: "Required before you can invite others.",
    points: 20,
  },
  {
    id: "calendar",
    title: "Connect your calendar",
    detail: "Shows your availability when people book time.",
    points: 25,
  },
  {
    id: "timezone",
    title: "Set your working hours",
    detail: "Mutes notifications outside of them.",
    points: 15,
  },
  {
    id: "security",
    title: "Turn on two-factor authentication",
    detail: "Protects your account with a second sign-in step.",
    points: 25,
  },
];

function levelFor(score: number) {
  if (score >= 100) return "Profile complete";
  if (score >= 60) return "Almost there";
  if (score >= 30) return "Good start";
  return "Just getting started";
}

export default function Meter10() {
  const [done, setDone] = React.useState<string[]>(["email"]);

  const score = steps
    .filter((step) => done.includes(step.id))
    .reduce((total, step) => total + step.points, 0);
  const level = levelFor(score);

  function toggle(id: string, checked: boolean) {
    setDone((current) =>
      checked ? [...current, id] : current.filter((item) => item !== id),
    );
  }

  return (
    <section
      aria-labelledby="meter-10-title"
      className="w-full max-w-md rounded-xl border bg-card p-4 text-card-foreground"
    >
      <h3 id="meter-10-title" className="font-medium">
        Finish setting up your account
      </h3>
      <p className="text-sm text-muted-foreground">
        A complete profile makes scheduling and hand-offs smoother.
      </p>

      <Meter
        value={score}
        getAriaValueText={(formatted) => `${formatted}, ${level}`}
        className={
          score >= 100
            ? "mt-4 grid-cols-[1fr_auto] [&>div:last-of-type]:bg-success/20 [&>div:last-of-type>div]:bg-success"
            : "mt-4 grid-cols-[1fr_auto]"
        }
      >
        <MeterLabel>Profile strength</MeterLabel>
        <MeterValue className="tabular-nums">
          {(formatted) => (
            <>
              {level} ·{" "}
              <span className="font-medium text-foreground">{formatted}</span>
            </>
          )}
        </MeterValue>
      </Meter>

      <ul className="mt-4 grid gap-1">
        {steps.map((step) => {
          const checked = done.includes(step.id);
          return (
            <li key={step.id}>
              {/* biome-ignore lint/a11y/noLabelWithoutControl: the Checkbox renders the control inside the label */}
              <label className="flex cursor-pointer items-start gap-3 rounded-lg p-2 transition-colors hover:bg-muted/60">
                <Checkbox
                  className="mt-0.5"
                  checked={checked}
                  onCheckedChange={(value) => toggle(step.id, value)}
                />
                <span className="min-w-0 flex-1">
                  <span
                    className={
                      checked
                        ? "block text-sm text-muted-foreground line-through"
                        : "block text-sm font-medium"
                    }
                  >
                    {step.title}
                  </span>
                  <span className="block text-xs text-muted-foreground">
                    {step.detail}
                  </span>
                </span>
                <span className="text-xs text-muted-foreground tabular-nums">
                  +{step.points}%
                </span>
              </label>
            </li>
          );
        })}
      </ul>
    </section>
  );
}

TSX
"use client";

import { FileArchive, FileVideo, Folder, HardDrive } from "lucide-react";
import * as React from "react";

import { Button } from "@/components/ui/button";
import { Checkbox } from "@/components/ui/checkbox";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

const QUOTA = 20;

const initialFiles = [
  {
    id: "launch-recording",
    name: "Q3 launch recording.mov",
    location: "Marketing / Video",
    size: 4.8,
    icon: FileVideo,
  },
  {
    id: "design-backup",
    name: "design-system-backup-2025.zip",
    location: "Design / Archive",
    size: 3.2,
    icon: FileArchive,
  },
  {
    id: "raw-photos",
    name: "Offsite raw photos",
    location: "Shared / Events",
    size: 2.6,
    icon: Folder,
  },
  {
    id: "webinar",
    name: "Customer webinar, uncut.mp4",
    location: "Success / Recordings",
    size: 1.9,
    icon: FileVideo,
  },
];

const OTHER_USAGE = 6.1;

function gb(value: number) {
  return `${value.toFixed(1)} GB`;
}

export default function Meter11() {
  const [files, setFiles] = React.useState(initialFiles);
  const [selected, setSelected] = React.useState<string[]>([
    "launch-recording",
  ]);

  const used = OTHER_USAGE + files.reduce((total, file) => total + file.size, 0);
  const freed = files
    .filter((file) => selected.includes(file.id))
    .reduce((total, file) => total + file.size, 0);
  const after = used - freed;
  const critical = used / QUOTA >= 0.9;

  function toggle(id: string, checked: boolean) {
    setSelected((current) =>
      checked ? [...current, id] : current.filter((item) => item !== id),
    );
  }

  function moveToTrash() {
    setFiles((current) => current.filter((file) => !selected.includes(file.id)));
    setSelected([]);
  }

  return (
    <section
      aria-labelledby="meter-11-title"
      className="w-full max-w-md rounded-xl border bg-card text-card-foreground"
    >
      <div className="grid gap-4 p-4">
        <div className="flex items-center gap-2">
          <HardDrive
            aria-hidden="true"
            className="size-4 text-muted-foreground"
          />
          <h3 id="meter-11-title" className="font-medium">
            Free up space
          </h3>
        </div>

        <Meter
          value={used}
          max={QUOTA}
          getAriaValueText={() => `${gb(used)} of ${QUOTA} GB used`}
          className={
            critical
              ? "grid-cols-[1fr_auto] [&>div:last-of-type]:bg-destructive/15 [&>div:last-of-type>div]:bg-destructive"
              : "grid-cols-[1fr_auto]"
          }
        >
          <MeterLabel>Workspace storage</MeterLabel>
          <MeterValue className="tabular-nums">
            {() => `${gb(used)} of ${QUOTA} GB`}
          </MeterValue>
        </Meter>

        <Meter
          value={after}
          max={QUOTA}
          getAriaValueText={() =>
            `${gb(after)} of ${QUOTA} GB after removing selected files`
          }
          className="grid-cols-[1fr_auto] [&>div:last-of-type]:h-1.5 [&>div:last-of-type>div]:bg-primary/60"
        >
          <MeterLabel className="font-normal text-muted-foreground">
            After cleanup
          </MeterLabel>
          <MeterValue className="tabular-nums">
            {() => gb(after)}
          </MeterValue>
        </Meter>
      </div>

      <ul aria-label="Largest files" className="divide-y border-t">
        {files.map((file) => {
          const Icon = file.icon;
          return (
            <li key={file.id}>
              {/* biome-ignore lint/a11y/noLabelWithoutControl: the Checkbox renders the control inside the label */}
              <label className="flex cursor-pointer items-center gap-3 px-4 py-2.5 transition-colors hover:bg-muted/50">
                <Checkbox
                  checked={selected.includes(file.id)}
                  onCheckedChange={(checked) => toggle(file.id, checked)}
                />
                <Icon
                  aria-hidden="true"
                  className="size-4 shrink-0 text-muted-foreground"
                />
                <span className="min-w-0 flex-1">
                  <span className="block truncate text-sm font-medium">
                    {file.name}
                  </span>
                  <span className="block truncate text-xs text-muted-foreground">
                    {file.location}
                  </span>
                </span>
                <span className="text-sm text-muted-foreground tabular-nums">
                  {gb(file.size)}
                </span>
              </label>
            </li>
          );
        })}
        {files.length === 0 ? (
          <li className="px-4 py-6 text-center text-sm text-muted-foreground">
            No files over 1 GB left in this workspace.
          </li>
        ) : null}
      </ul>

      <div className="flex flex-wrap items-center justify-between gap-3 border-t p-4">
        <p aria-live="polite" className="text-sm text-muted-foreground">
          {selected.length === 0
            ? "Select files to see what you would free."
            : `Frees ${gb(freed)} across ${selected.length} ${selected.length === 1 ? "item" : "items"}`}
        </p>
        <Button
          variant="destructive"
          size="sm"
          disabled={selected.length === 0}
          onClick={moveToTrash}
        >
          Move to trash
        </Button>
      </div>
    </section>
  );
}

TSX
"use client";

import { RotateCw } from "lucide-react";
import * as React from "react";

import { Badge } from "@/components/ui/badge";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";
import {
  Tabs,
  TabsContent,
  TabsList,
  TabsTrigger,
} from "@/components/ui/tabs";

const WINDOW_SECONDS = 60;

const environments = [
  {
    value: "production",
    label: "Production",
    key: "sk_live_…8f2c",
    limits: [
      { endpoint: "POST /v1/charges", used: 472, limit: 500 },
      { endpoint: "GET /v1/customers", used: 1180, limit: 2000 },
      { endpoint: "POST /v1/webhooks/test", used: 20, limit: 20 },
    ],
  },
  {
    value: "staging",
    label: "Staging",
    key: "sk_test_…41ad",
    limits: [
      { endpoint: "POST /v1/charges", used: 38, limit: 100 },
      { endpoint: "GET /v1/customers", used: 212, limit: 500 },
      { endpoint: "POST /v1/webhooks/test", used: 4, limit: 20 },
    ],
  },
];

const numberFormat = new Intl.NumberFormat("en-US");

function statusFor(ratio: number) {
  if (ratio >= 1) {
    return {
      badge: <Badge variant="destructive">Throttled</Badge>,
      className:
        "[&>div:last-of-type]:bg-destructive/15 [&>div:last-of-type>div]:bg-destructive",
    };
  }
  if (ratio >= 0.8) {
    return {
      badge: <Badge variant="outline">Near limit</Badge>,
      className:
        "[&>div:last-of-type]:bg-warning/20 [&>div:last-of-type>div]:bg-warning",
    };
  }
  return { badge: null, className: "" };
}

export default function Meter12() {
  const [secondsLeft, setSecondsLeft] = React.useState(42);

  React.useEffect(() => {
    const id = window.setInterval(() => {
      setSecondsLeft((current) => (current <= 1 ? WINDOW_SECONDS : current - 1));
    }, 1000);
    return () => window.clearInterval(id);
  }, []);

  return (
    <section
      aria-labelledby="meter-12-title"
      className="w-full max-w-md rounded-xl border bg-card p-4 text-card-foreground"
    >
      <div className="flex flex-wrap items-center justify-between gap-2">
        <h3 id="meter-12-title" className="font-medium">
          Rate limits
        </h3>
        <p className="flex items-center gap-1.5 text-xs text-muted-foreground tabular-nums">
          <RotateCw aria-hidden="true" className="size-3.5" />
          Window resets in {secondsLeft}s
        </p>
      </div>

      <Tabs defaultValue="production" className="mt-3">
        <TabsList className="w-full">
          {environments.map((environment) => (
            <TabsTrigger
              key={environment.value}
              value={environment.value}
              className="flex-1"
            >
              {environment.label}
            </TabsTrigger>
          ))}
        </TabsList>
        {environments.map((environment) => (
          <TabsContent
            key={environment.value}
            value={environment.value}
            className="grid gap-4 pt-2"
          >
            <p className="text-xs text-muted-foreground">
              Requests per minute for key{" "}
              <code className="whitespace-nowrap rounded bg-muted px-1 py-0.5 font-mono text-foreground">
                {environment.key}
              </code>
            </p>
            {environment.limits.map((item) => {
              const status = statusFor(item.used / item.limit);
              return (
                <Meter
                  key={item.endpoint}
                  value={item.used}
                  max={item.limit}
                  getAriaValueText={() =>
                    `${numberFormat.format(item.used)} of ${numberFormat.format(item.limit)} requests this minute`
                  }
                  className={`grid-cols-[minmax(0,1fr)_auto] items-center gap-x-3 ${status.className}`}
                >
                  <MeterLabel className="flex min-w-0 items-center gap-2 font-mono text-xs font-normal">
                    <span className="truncate">{item.endpoint}</span>
                    {status.badge}
                  </MeterLabel>
                  <MeterValue className="text-xs tabular-nums">
                    {() =>
                      `${numberFormat.format(item.used)} / ${numberFormat.format(item.limit)}`
                    }
                  </MeterValue>
                </Meter>
              );
            })}
            <p className="text-xs text-muted-foreground">
              Throttled requests return{" "}
              <code className="font-mono text-foreground">429</code> with a{" "}
              <code className="font-mono text-foreground">Retry-After</code>{" "}
              header.
            </p>
          </TabsContent>
        ))}
      </Tabs>
    </section>
  );
}

TSX
"use client";

import * as React from "react";

import { Button } from "@/components/ui/button";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";
import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";

const WORKDAY = 8;
const HEAVY = 6;

type Day = {
  day: string;
  date: string;
  booked: number;
  optional: number;
};

const weeks: Record<string, Day[]> = {
  current: [
    { day: "Mon", date: "Sep 22", booked: 5.5, optional: 1 },
    { day: "Tue", date: "Sep 23", booked: 7, optional: 2 },
    { day: "Wed", date: "Sep 24", booked: 3, optional: 0.5 },
    { day: "Thu", date: "Sep 25", booked: 6.5, optional: 1.5 },
    { day: "Fri", date: "Sep 26", booked: 2, optional: 0 },
  ],
  next: [
    { day: "Mon", date: "Sep 29", booked: 4, optional: 1 },
    { day: "Tue", date: "Sep 30", booked: 8, optional: 2.5 },
    { day: "Wed", date: "Oct 1", booked: 6, optional: 1 },
    { day: "Thu", date: "Oct 2", booked: 2.5, optional: 0 },
    { day: "Fri", date: "Oct 3", booked: 1.5, optional: 0.5 },
  ],
};

function hours(value: number) {
  return `${value % 1 === 0 ? value : value.toFixed(1)}h`;
}

export default function Meter13() {
  const [week, setWeek] = React.useState("current");
  const [declined, setDeclined] = React.useState<string[]>([]);

  const days = weeks[week].map((day) => {
    const key = `${week}-${day.day}`;
    const isDeclined = declined.includes(key);
    return {
      ...day,
      key,
      isDeclined,
      load: isDeclined ? day.booked - day.optional : day.booked,
    };
  });
  const total = days.reduce((sum, day) => sum + day.load, 0);
  const focus = days.reduce((sum, day) => sum + (WORKDAY - day.load), 0);

  return (
    <section
      aria-labelledby="meter-13-title"
      className="w-full max-w-md rounded-xl border bg-card p-4 text-card-foreground"
    >
      <div className="flex flex-wrap items-center justify-between gap-3">
        <div>
          <h3 id="meter-13-title" className="font-medium">
            Meeting load
          </h3>
          <p className="text-sm text-muted-foreground tabular-nums">
            {hours(total)} in meetings · {hours(focus)} left for focus
          </p>
        </div>
        <ToggleGroup
          aria-label="Week"
          variant="outline"
          size="sm"
          value={[week]}
          onValueChange={(value) => {
            if (value[0]) setWeek(value[0] as string);
          }}
        >
          <ToggleGroupItem value="current">This week</ToggleGroupItem>
          <ToggleGroupItem value="next">Next week</ToggleGroupItem>
        </ToggleGroup>
      </div>

      <ul className="mt-4 grid gap-3">
        {days.map((day) => {
          const heavy = day.load >= HEAVY;
          const canDecline = day.optional > 0 && !day.isDeclined;
          return (
            <li
              key={day.key}
              className="grid grid-cols-[3rem_minmax(0,1fr)] items-center gap-x-3"
            >
              <div className="text-sm leading-tight">
                <p className="font-medium">{day.day}</p>
                <p className="text-xs text-muted-foreground">{day.date}</p>
              </div>
              <div className="grid gap-1">
                <Meter
                  value={day.load}
                  max={WORKDAY}
                  getAriaValueText={() =>
                    `${hours(day.load)} of ${WORKDAY} working hours booked`
                  }
                  className={
                    heavy
                      ? "grid-cols-[1fr_auto] gap-1.5 [&>div:last-of-type]:bg-warning/20 [&>div:last-of-type>div]:bg-warning"
                      : "grid-cols-[1fr_auto] gap-1.5"
                  }
                >
                  <MeterLabel className="sr-only">
                    {day.day} {day.date} meetings
                  </MeterLabel>
                  <MeterValue className="col-start-2 text-xs tabular-nums">
                    {() => `${hours(day.load)} / ${WORKDAY}h`}
                  </MeterValue>
                </Meter>
                {heavy && canDecline ? (
                  <div className="flex items-center justify-between gap-2">
                    <p className="text-xs text-muted-foreground">
                      {hours(day.optional)}{" "}
                      <span className="max-sm:hidden">of </span>optional
                      <span className="max-sm:hidden"> meetings</span>
                    </p>
                    <Button
                      variant="link"
                      size="xs"
                      className="h-auto px-0"
                      onClick={() =>
                        setDeclined((current) => [...current, day.key])
                      }
                    >
                      Decline optional
                      <span className="sr-only">
                        {" "}
                        on {day.day} {day.date}
                      </span>
                    </Button>
                  </div>
                ) : null}
                {day.isDeclined ? (
                  <div className="flex items-center justify-between gap-2">
                    <p className="text-xs text-muted-foreground">
                      Optional meetings declined
                    </p>
                    <Button
                      variant="link"
                      size="xs"
                      className="h-auto px-0"
                      onClick={() =>
                        setDeclined((current) =>
                          current.filter((item) => item !== day.key),
                        )
                      }
                    >
                      Undo
                      <span className="sr-only">
                        {" "}
                        for {day.day} {day.date}
                      </span>
                    </Button>
                  </div>
                ) : null}
              </div>
            </li>
          );
        })}
      </ul>
    </section>
  );
}

TSX
"use client";

import { CheckCircle2, Clock } from "lucide-react";
import * as React from "react";

import { Avatar, AvatarFallback } from "@/components/ui/avatar";
import { Badge } from "@/components/ui/badge";
import { Button } from "@/components/ui/button";
import { Meter, MeterLabel, MeterValue } from "@/components/ui/meter";

type Ticket = {
  id: string;
  customer: string;
  company: string;
  subject: string;
  priority: "Urgent" | "High" | "Normal";
  targetMinutes: number;
  waitedSeconds: number;
  repliedAt: number | null;
};

const initialTickets: Ticket[] = [
  {
    id: "4821",
    customer: "Lena Hoffmann",
    company: "Brightpath",
    subject: "Checkout returns 502 for EU customers",
    priority: "Urgent",
    targetMinutes: 15,
    waitedSeconds: 14 * 60 + 38,
    repliedAt: null,
  },
  {
    id: "4817",
    customer: "Marcus Webb",
    company: "Fieldnote",
    subject: "SSO login loops back to the sign-in page",
    priority: "High",
    targetMinutes: 60,
    waitedSeconds: 49 * 60 + 12,
    repliedAt: null,
  },
  {
    id: "4809",
    customer: "Aiko Tanaka",
    company: "Parcelly",
    subject: "How do I export invoices as CSV?",
    priority: "Normal",
    targetMinutes: 240,
    waitedSeconds: 72 * 60,
    repliedAt: null,
  },
];

function formatDuration(totalSeconds: number) {
  const minutes = Math.floor(totalSeconds / 60);
  const seconds = totalSeconds % 60;
  if (minutes >= 60) {
    return `${Math.floor(minutes / 60)}h ${minutes % 60}m`;
  }
  return `${minutes}:${seconds.toString().padStart(2, "0")}`;
}

function initials(name: string) {
  return name
    .split(" ")
    .map((part) => part[0])
    .join("");
}

function toneFor(ratio: number, replied: boolean) {
  if (replied) {
    return "[&>div:last-of-type]:bg-success/20 [&>div:last-of-type>div]:bg-success";
  }
  if (ratio >= 1) {
    return "[&>div:last-of-type]:bg-destructive/15 [&>div:last-of-type>div]:bg-destructive";
  }
  if (ratio >= 0.75) {
    return "[&>div:last-of-type]:bg-warning/20 [&>div:last-of-type>div]:bg-warning";
  }
  return "";
}

export default function Meter14() {
  const [tickets, setTickets] = React.useState(initialTickets);
  const [elapsed, setElapsed] = React.useState(0);

  const open = tickets.filter((ticket) => ticket.repliedAt === null).length;

  React.useEffect(() => {
    if (open === 0) return;
    const id = window.setInterval(() => {
      setElapsed((current) => current + 1);
    }, 1000);
    return () => window.clearInterval(id);
  }, [open]);

  const rows = tickets
    .map((ticket) => {
      const waited = ticket.waitedSeconds + (ticket.repliedAt ?? elapsed);
      const target = ticket.targetMinutes * 60;
      const replied = ticket.repliedAt !== null;
      return {
        ...ticket,
        waited,
        target,
        replied,
        ratio: waited / target,
        breached: waited >= target,
      };
    })
    .sort((a, b) => {
      if (a.replied !== b.replied) return a.replied ? 1 : -1;
      return b.ratio - a.ratio;
    });

  const breached = rows.filter((row) => row.breached && !row.replied).length;

  function reply(id: string) {
    setTickets((current) =>
      current.map((ticket) =>
        ticket.id === id ? { ...ticket, repliedAt: elapsed } : ticket,
      ),
    );
  }

  return (
    <section
      aria-labelledby="meter-14-title"
      className="w-full max-w-lg rounded-xl border bg-card text-card-foreground"
    >
      <div className="flex flex-wrap items-center justify-between gap-2 border-b p-4">
        <div>
          <h3 id="meter-14-title" className="font-medium">
            First response queue
          </h3>
          <p className="text-sm text-muted-foreground">
            Sorted by time left before the SLA is breached.
          </p>
        </div>
        <div aria-live="polite" className="flex gap-1.5">
          <Badge variant="secondary">{open} waiting</Badge>
          {breached > 0 ? (
            <Badge variant="destructive">{breached} breached</Badge>
          ) : null}
        </div>
      </div>

      <ul className="divide-y">
        {rows.map((row) => {
          const status = row.replied
            ? `Replied in ${formatDuration(row.waited)}`
            : row.breached
              ? `Breached by ${formatDuration(row.waited - row.target)}`
              : `${formatDuration(row.target - row.waited)} left`;
          return (
            <li key={row.id} className="grid gap-3 p-4">
              <div className="flex items-start gap-3">
                <Avatar size="sm" className="mt-0.5">
                  <AvatarFallback>{initials(row.customer)}</AvatarFallback>
                </Avatar>
                <div className="min-w-0 flex-1">
                  <p
                    className={
                      row.replied
                        ? "truncate text-sm text-muted-foreground"
                        : "truncate text-sm font-medium"
                    }
                  >
                    {row.subject}
                  </p>
                  <p className="truncate text-xs text-muted-foreground">
                    #{row.id} · {row.customer}, {row.company} · {row.priority}
                  </p>
                </div>
                {row.replied ? (
                  <CheckCircle2
                    role="img"
                    aria-label="Replied"
                    className="size-4 shrink-0 text-success"
                  />
                ) : (
                  <Button
                    size="xs"
                    variant={row.breached ? "default" : "outline"}
                    onClick={() => reply(row.id)}
                  >
                    Reply
                    <span className="sr-only"> to ticket {row.id}</span>
                  </Button>
                )}
              </div>
              <Meter
                value={Math.min(row.waited, row.target)}
                max={row.target}
                getAriaValueText={() =>
                  `${formatDuration(row.waited)} waited of a ${row.targetMinutes} minute target, ${status}`
                }
                className={`grid-cols-[1fr_auto] gap-1.5 ${toneFor(row.ratio, row.replied)}`}
              >
                <MeterLabel className="flex items-center gap-1.5 text-xs font-normal text-muted-foreground">
                  <Clock aria-hidden="true" className="size-3.5" />
                  First response · {row.targetMinutes} min target
                </MeterLabel>
                <MeterValue
                  className={
                    row.breached && !row.replied
                      ? "text-xs font-medium text-destructive tabular-nums"
                      : "text-xs tabular-nums"
                  }
                >
                  {() => status}
                </MeterValue>
              </Meter>
            </li>
          );
        })}
      </ul>
    </section>
  );
}