Settings menu

import { type ReactNode, useState } from "react";import { Button } from "@/components/zero/button";import { HoldButton } from "@/components/zero/hold-button";import { Kbd } from "@/components/zero/kbd";import { RadioGroup, RadioGroupItem } from "@/components/zero/radio-group";import {  Select,  SelectContent,  SelectItem,  SelectTrigger,  SelectValue,} from "@/components/zero/select";import { Slider } from "@/components/zero/slider";import { Switch } from "@/components/zero/switch";import { Tabs, TabsList, TabsPanel, TabsTab } from "@/components/zero/tabs";/* * A game's settings screen: a black title bar over tabs for each kind of setting, one setting a * row (its name and a line on the left, the control on the right), and a footer that applies or, * held, restores the defaults. Every value here is local state; wire them to your own store. */const defaults = {  resolution: "1920x1080",  brightness: 50,  vsync: true,  master: 80,  music: 55,  voices: 90,  subtitles: true,  difficulty: "standard",  hints: true,};const resolutions = {  "1280x720": "1280 × 720",  "1920x1080": "1920 × 1080",  "2560x1440": "2560 × 1440",  "3840x2160": "3840 × 2160",};const bindings = [  ["Move", ["W", "A", "S", "D"]],  ["Sprint", ["Shift"]],  ["Interact", ["E"]],  ["Open the map", ["M"]],  ["Scrap an item", ["X"]],] as const;function Row({  name,  line,  children,}: {  name: string;  line?: string;  children: ReactNode;}) {  return (    <div className="grid items-center gap-x-8 gap-y-3 border-zero-line border-b-(length:--zero-stroke-thin) py-4 last:border-b-0 sm:grid-cols-[1fr_minmax(0,16rem)]">      <div className="grid gap-0.5">        <span className="font-bold font-zero text-zero-md italic">{name}</span>        {line ? (          <span className="font-medium font-zero-text text-zero-sm text-zero-text-3">            {line}          </span>        ) : null}      </div>      <div className="flex items-center sm:justify-end">{children}</div>    </div>  );}function Level({  label,  value,  onChange,}: {  label: string;  value: number;  onChange: (value: number) => void;}) {  return (    <div className="flex w-full items-center gap-4">      <Slider        value={value}        onValueChange={(next) => onChange(next as number)}        aria-label={label}      />      <span className="w-8 text-right font-semibold font-zero-text text-zero-sm tabular-nums">        {value}      </span>    </div>  );}export function SettingsMenu() {  const [settings, setSettings] = useState(defaults);  const [saved, setSaved] = useState(defaults);  const set = <K extends keyof typeof defaults>(    key: K,    value: (typeof defaults)[K],  ) => setSettings((current) => ({ ...current, [key]: value }));  const changed = JSON.stringify(settings) !== JSON.stringify(saved);  return (    <section      aria-label="Settings"      className="grid w-full max-w-3xl border-(length:--zero-stroke) border-zero-ink bg-zero-surface bg-(image:--zero-hatch)"    >      <Tabs defaultValue="display" className="gap-0">        <header className="grid gap-5 bg-zero-void px-6 pt-6 pb-5">          <h2 className="origin-left rotate-(--zero-tilt) w-fit font-black font-zero text-zero-2xl italic">            Settings          </h2>          <TabsList>            <TabsTab value="display">Display</TabsTab>            <TabsTab value="audio">Audio</TabsTab>            <TabsTab value="controls">Controls</TabsTab>            <TabsTab value="gameplay">Gameplay</TabsTab>          </TabsList>        </header>        <TabsPanel value="display" className="px-6 py-2">          <Row name="Resolution" line="Lower runs faster on older machines.">            <Select              items={resolutions}              value={settings.resolution}              onValueChange={(value) => set("resolution", value as string)}            >              <SelectTrigger aria-label="Resolution" className="w-full">                <SelectValue />              </SelectTrigger>              <SelectContent>                {Object.entries(resolutions).map(([value, label]) => (                  <SelectItem key={value} value={value}>                    {label}                  </SelectItem>                ))}              </SelectContent>            </Select>          </Row>          <Row name="Brightness">            <Level              label="Brightness"              value={settings.brightness}              onChange={(value) => set("brightness", value)}            />          </Row>          <Row name="Vertical sync" line="Stops tearing; adds a little delay.">            <Switch              checked={settings.vsync}              onCheckedChange={(checked) => set("vsync", checked)}              aria-label="Vertical sync"            />          </Row>        </TabsPanel>        <TabsPanel value="audio" className="px-6 py-2">          <Row name="Master">            <Level              label="Master volume"              value={settings.master}              onChange={(value) => set("master", value)}            />          </Row>          <Row name="Music">            <Level              label="Music volume"              value={settings.music}              onChange={(value) => set("music", value)}            />          </Row>          <Row name="Voices">            <Level              label="Voice volume"              value={settings.voices}              onChange={(value) => set("voices", value)}            />          </Row>          <Row name="Subtitles">            <Switch              checked={settings.subtitles}              onCheckedChange={(checked) => set("subtitles", checked)}              aria-label="Subtitles"            />          </Row>        </TabsPanel>        <TabsPanel value="controls" className="px-6 py-2">          {bindings.map(([action, keys]) => (            <Row key={action} name={action}>              <span className="flex gap-1.5 text-zero-md">                {keys.map((key) => (                  <Kbd key={key}>{key}</Kbd>                ))}              </span>            </Row>          ))}        </TabsPanel>        <TabsPanel value="gameplay" className="px-6 py-2">          <Row name="Difficulty" line="Can be changed between runs.">            <RadioGroup              value={settings.difficulty}              onValueChange={(value) => set("difficulty", value as string)}              aria-label="Difficulty"              className="flex flex-wrap gap-x-5"            >              {["relaxed", "standard", "hard"].map((level) => (                <label                  key={level}                  className="flex items-center gap-2 font-medium capitalize"                >                  <RadioGroupItem value={level} />                  {level}                </label>              ))}            </RadioGroup>          </Row>          <Row name="Hints" line="Marks where to go next on the map.">            <Switch              checked={settings.hints}              onCheckedChange={(checked) => set("hints", checked)}              aria-label="Hints"            />          </Row>        </TabsPanel>      </Tabs>      <footer className="flex flex-wrap items-center justify-between gap-3 border-zero-line border-t-(length:--zero-stroke-thin) bg-zero-void px-6 py-4">        <HoldButton size="sm" onConfirm={() => setSettings(defaults)}>          Hold to restore defaults        </HoldButton>        <Button disabled={!changed} onClick={() => setSaved(settings)}>          {changed ? "Apply" : "Applied"}        </Button>      </footer>    </section>  );}