AI Image Generation 01

"use client";

import {
  RiAddLine,
  RiArrowDownSLine,
  RiCheckLine,
  RiDownloadLine,
  RiFileCopyLine,
  RiFolderLine,
  RiFullscreenExitLine,
  RiFullscreenLine,
  RiGitBranchLine,
  RiImageAddLine,
  RiImageLine as ImageIcon,
  RiLayoutRightLine,
  RiMoreLine,
  RiUploadLine,
  RiSparklingLine,
  RiThumbDownLine,
  RiThumbUpLine,
} from "@remixicon/react";
import { cn } from "cn";
import * as React from "react";

import {
  artworkUrl,
  artworks,
  tintArtwork,
} from "@/components/blocks/ai-image-generation-01/components/ai-image-generation-art";
import type { Artwork } from "@/components/blocks/ai-image-generation-01/components/ai-image-generation-art";
import { ComposerModelPicker } from "@/components/blocks/composer-01/components/composer-model-picker";
import { ContextMeter } from "@/components/blocks/composer-01/components/context-meter";
import { VoiceButton } from "@/components/blocks/composer-01/components/voice-button";
import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/components/ui/breadcrumb";
import { Bubble, BubbleContent } from "@/components/ui/bubble";
import { Button } from "@/components/ui/button";
import { Card } from "@/components/ui/card";
import {
  Composer,
  ComposerFooter,
  ComposerInput,
  ComposerSend,
  ComposerShell,
  ComposerToolbar,
} from "@/components/ui/composer";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuGroup,
  DropdownMenuItem,
  DropdownMenuLabel,
  DropdownMenuRadioGroup,
  DropdownMenuRadioItem,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";
import { Input } from "@/components/ui/input";
import { InputGroupButton } from "@/components/ui/input-group";
import {
  Tabs,
  TabsContent,
  TabsList,
  TabsTrigger,
} from "@/components/ui/tabs";
import {
  ToggleGroup,
  ToggleGroupItem,
} from "@/components/ui/toggle-group";

// One entrance for rows, tiles and frames: 12px up with a fade, 500ms on the
// soft landing curve. Each caller adds its own 40ms stagger through a delay.
const enterMotion = "ai-image-generation-01-enter";

// A navy tint with blue text on the open tab, plain muted on the others.
const panelTab = "[&_svg:not([class*='size-'])]:size-[18px]";

const GENERATION_SECONDS = 5;
const models = ["Studio 2", "Studio 2 Fast"];
const tileShapes = [
  "aspect-[0.78]",
  "aspect-[0.62]",
  "aspect-[1.04]",
  "aspect-[0.7]",
  "aspect-[0.9]",
  "aspect-[0.58]",
];
const firstPrompt = artworks[0].caption;

const styles = ["Editorial", "Illustration", "Watercolor", "Abstract"] as const;
// One sample picture per style card.
const stylePresets = [artworks[3], artworks[4], artworks[2], artworks[7]];

const imageUrl = artworkUrl;

interface GalleryItem {
  id: string;
  src: string;
  title: string;
  caption: string;
  shape: string;
}
interface Generation {
  id: string;
  prompt: string;
  art: Artwork;
  seconds: number;
  feedback: "" | "up" | "down";
}

// The first artwork is what the opening prompt produces, so the gallery starts
// without it instead of showing the same picture twice.
const sampleItems: GalleryItem[] = artworks.slice(1).map((art, index) => ({
  id: `artwork-${String(index)}`,
  src: imageUrl(art),
  title: art.title,
  caption: art.caption,
  shape: tileShapes[index % tileShapes.length],
}));

/** "Sunlit garden", then "Sunlit garden 2": a title that names one tile only. */
function uniqueTitle(title: string, taken: string[]) {
  let candidate = title;
  for (let n = 2; taken.includes(candidate); n += 1) {
    candidate = `${title} ${String(n)}`;
  }
  return candidate;
}

function download(item: GalleryItem) {
  const link = document.createElement("a");
  link.href = item.src;
  link.download = `${item.title.toLowerCase().replaceAll(" ", "-")}.svg`;
  link.click();
}

const branches = ["Main", "poster-drafts"];
const folders = ["northstar studio", "paper kite"];

/** A small chip in the composer footer that opens a list of choices. */
function FooterMenu({
  icon,
  label,
  options,
  value,
  onValueChange,
  align = "start",
  popupClassName,
}: {
  icon: React.ReactNode;
  label: string;
  options: readonly string[];
  value: string;
  onValueChange: (value: string) => void;
  align?: "start" | "end";
  popupClassName?: string;
}) {
  return (
    <DropdownMenu>
      <DropdownMenuTrigger
        render={
          <Button aria-label={`${label}: ${value}`} size="xs" variant="text" />
        }
      >
        {icon}
        {value}
        <RiArrowDownSLine className="size-3 transition-transform duration-150 ease-out group-aria-expanded/button:rotate-180 motion-reduce:transition-none" />
      </DropdownMenuTrigger>
      <DropdownMenuContent
        size="sm"
        align={align}
        className={cn("w-48", popupClassName)}
        side="top"
        sideOffset={8}
      >
        <DropdownMenuGroup>
          <DropdownMenuLabel>{label}</DropdownMenuLabel>
          <DropdownMenuRadioGroup value={value} onValueChange={onValueChange}>
            {options.map((name) => (
              <DropdownMenuRadioItem key={name} value={name}>
                {name}
              </DropdownMenuRadioItem>
            ))}
          </DropdownMenuRadioGroup>
        </DropdownMenuGroup>
      </DropdownMenuContent>
    </DropdownMenu>
  );
}

function GenerationDots() {
  return (
    <div aria-hidden className="ai-image-generation-01-orbit relative size-24">
      {Array.from({ length: 16 }, (_, index) => (
        <span
          className="absolute top-1/2 left-1/2 -mt-[3px] -ml-[3px] size-1.5 rounded-full bg-muted-foreground opacity-(--o) transform-[rotate(calc(var(--i)*22.5deg))_translateY(-42px)]"
          key={index}
          style={
            {
              "--i": index,
              "--o": 0.25 + (index / 16) * 0.75,
            } as React.CSSProperties
          }
        />
      ))}
    </div>
  );
}

function GalleryTile({
  item,
  index,
  popupClassName,
  onOpen,
  onNotice,
}: {
  item: GalleryItem;
  index: number;
  popupClassName?: string;
  onOpen: () => void;
  onNotice: (text: string) => void;
}) {
  return (
    <div
      className={cn(
        "group relative mb-2 break-inside-avoid overflow-hidden rounded-[12px] bg-muted",
        enterMotion
      )}
      style={
        { "--delay": `${Math.min(index, 10) * 40}ms` } as React.CSSProperties
      }
    >
      <Button
        variant="unstyled"
        aria-label={`Open ${item.title}`}
        className="block w-full cursor-zoom-in"
        onClick={onOpen}
        type="button"
      >
        {/* oxlint-disable-next-line next/no-img-element -- blocks stay framework-agnostic, so no next/image */}
        <img
          alt={item.title}
          className={cn("w-full object-cover", item.shape)}
          src={item.src}
        />
      </Button>
      <div className="pointer-events-none absolute inset-0 flex items-end bg-linear-to-t from-black/65 to-black/25 to-60% p-2 opacity-0 transition-opacity duration-150 group-focus-within:opacity-100 group-hover:opacity-100 motion-reduce:transition-none">
        <p className="line-clamp-2 text-sm leading-4 text-white">
          {item.caption}
        </p>
      </div>
      <div className="absolute top-2 right-2 flex gap-1 opacity-0 transition-opacity duration-150 group-focus-within:opacity-100 group-hover:opacity-100 motion-reduce:transition-none">
        <Button
          tooltip={{
            children: `Download ${item.title}`,
            className: popupClassName,
          }}
          size="icon-xs"
          variant="secondary"
          onClick={() => {
            download(item);
            onNotice(`Downloaded ${item.title}`);
          }}
        >
          <RiDownloadLine />
        </Button>
        <DropdownMenu>
          <DropdownMenuTrigger
            render={
              <Button
                size="icon-xs"
                variant="secondary"
                tooltip={{
                  children: `More options for ${item.title}`,
                  className: popupClassName,
                }}
              />
            }
          >
            <RiMoreLine />
          </DropdownMenuTrigger>
          <DropdownMenuContent align="end" className={popupClassName}>
            <DropdownMenuGroup>
              <DropdownMenuItem
                onClick={() => {
                  void navigator.clipboard?.writeText(item.caption);
                  onNotice("Prompt copied");
                }}
              >
                <RiFileCopyLine /> Copy prompt
              </DropdownMenuItem>
              <DropdownMenuItem
                onClick={() => {
                  download(item);
                  onNotice(`Downloaded ${item.title}`);
                }}
              >
                <RiDownloadLine /> Download
              </DropdownMenuItem>
            </DropdownMenuGroup>
          </DropdownMenuContent>
        </DropdownMenu>
      </div>
    </div>
  );
}

/**
 * The conversation and a gallery of results. It fills its parent, so the
 * parent decides the height. The app sidebar and page heading are not part of
 * it: put it inside a shell, or a bordered box for a demo.
 */
export function AiImageGeneration({
  popupClassName,
  className,
}: {
  popupClassName?: string;
  className?: string;
}) {
  const rootRef = React.useRef<HTMLDivElement>(null);
  const chatRef = React.useRef<HTMLDivElement>(null);
  const galleryRef = React.useRef<HTMLDivElement>(null);
  const fileRef = React.useRef<HTMLInputElement>(null);
  const counter = React.useRef(0);
  const [panelOpen, setPanelOpen] = React.useState(true);
  const [wide, setWide] = React.useState(false);
  const [tab, setTab] = React.useState("gallery");
  const [items, setItems] = React.useState<GalleryItem[]>(sampleItems);
  const [generations, setGenerations] = React.useState<Generation[]>([
    {
      id: "generation-0",
      prompt: firstPrompt,
      art: artworks[0],
      seconds: 0,
      feedback: "",
    },
  ]);
  const [preview, setPreview] = React.useState<string | null>(null);
  const [model, setModel] = React.useState(models[0]);
  const [style, setStyle] = React.useState<string>("Editorial");
  const [branch, setBranch] = React.useState(branches[0]);
  const [folder, setFolder] = React.useState(folders[0]);
  const [listening, setListening] = React.useState(false);
  const [notice, setNotice] = React.useState<{ id: number; text: string }>();

  React.useLayoutEffect(() => {
    // The gallery starts closed when the block sits in a narrow box.
    if (rootRef.current && rootRef.current.clientWidth < 896) {
      setPanelOpen(false);
    }
  }, []);

  const active = generations.find(
    (entry) => entry.seconds < GENERATION_SECONDS
  );
  const activeId = active?.id;
  const activeSeconds = active?.seconds;
  const activeArt = active?.art;
  const activePrompt = active?.prompt;

  React.useEffect(() => {
    if (activeId === undefined || activeSeconds === undefined) {
      return;
    }
    const timer = window.setTimeout(() => {
      setGenerations((old) =>
        old.map((entry) =>
          entry.id === activeId
            ? { ...entry, seconds: entry.seconds + 1 }
            : entry
        )
      );
      if (activeSeconds + 1 === GENERATION_SECONDS && activeArt) {
        const index = counter.current;
        counter.current += 1;
        setItems((old) => [
          {
            id: `generated-${String(index)}`,
            src: imageUrl(activeArt),
            title: uniqueTitle(
              activeArt.title,
              old.map((item) => item.title)
            ),
            caption: activePrompt ?? activeArt.caption,
            shape: tileShapes[(index + 1) % tileShapes.length],
          },
          ...old,
        ]);
      }
    }, 1000);
    return () => window.clearTimeout(timer);
  }, [activeId, activeSeconds, activeArt, activePrompt]);

  React.useEffect(() => {
    if (!notice) {
      return;
    }
    const timer = window.setTimeout(() => setNotice(undefined), 3000);
    return () => window.clearTimeout(timer);
  }, [notice]);

  // Follow new prompts and progress while the reader is at the bottom; someone
  // reading back through history is not pulled away.
  const chatPinned = React.useRef(true);
  React.useEffect(() => {
    const node = chatRef.current;
    if (node && chatPinned.current) {
      node.scrollTop = node.scrollHeight;
    }
  }, [generations.length, activeSeconds]);

  const announce = (text: string) =>
    setNotice((old) => ({ id: (old?.id ?? 0) + 1, text }));

  function send(prompt: string) {
    const art = tintArtwork(
      artworks[(generations.length * 4 + 1) % artworks.length],
      40 + generations.length * 47
    );
    setGenerations((old) => [
      ...old,
      {
        id: `generation-${String(old.length)}`,
        prompt,
        art,
        seconds: 0,
        feedback: "",
      },
    ]);
  }

  function rate(id: string, value: "up" | "down") {
    setGenerations((old) =>
      old.map((entry) =>
        entry.id === id
          ? { ...entry, feedback: entry.feedback === value ? "" : value }
          : entry
      )
    );
    announce(value === "up" ? "Thanks for the feedback" : "Feedback noted");
  }

  function open(id: string) {
    const next = preview === id ? null : id;
    setPreview(next);
    if (next) {
      setTab("gallery");
      galleryRef.current?.scrollTo({
        top: 0,
        behavior: window.matchMedia("(prefers-reduced-motion: reduce)").matches
          ? "auto"
          : "smooth",
      });
    }
  }

  function addImage(file: File | undefined) {
    if (!file) {
      return;
    }
    const index = counter.current;
    counter.current += 1;
    setItems((old) => [
      {
        id: `upload-${String(index)}`,
        src: URL.createObjectURL(file),
        title: file.name.replace(/\.[^.]+$/, ""),
        caption: `Reference image ${file.name}`,
        shape: tileShapes[(index + 2) % tileShapes.length],
      },
      ...old,
    ]);
    setTab("gallery");
    galleryRef.current?.scrollTo({ top: 0 });
    announce("Image added to the gallery");
  }

  const previewItem = items.find((item) => item.id === preview);

  return (
    <div
      ref={rootRef}
      className={cn(
        "@container relative flex h-full min-h-0 gap-3 text-foreground",
        className
      )}
    >
      <Card
        radius={24}
        size="flush"
        variant="raised"
        className="min-w-0 flex-1"
        aria-label="Conversation"
      >
        <header className="flex h-12 shrink-0 items-center gap-1 px-3">
          <Breadcrumb className="min-w-0 flex-1">
            <BreadcrumbList className="flex-nowrap">
              <BreadcrumbItem className="min-w-0 shrink @max-lg:hidden">
                <RiFolderLine className="size-4 shrink-0" />
                <span className="truncate">northstar studio</span>
              </BreadcrumbItem>
              <BreadcrumbSeparator className="@max-lg:hidden" />
              <BreadcrumbItem className="min-w-0">
                <BreadcrumbPage className="truncate">
                  Poster generation
                </BreadcrumbPage>
              </BreadcrumbItem>
            </BreadcrumbList>
          </Breadcrumb>
          <Button
            tooltip={{ children: "Share", className: popupClassName }}
            onClick={() => {
              void navigator.clipboard?.writeText(window.location.href);
              announce("Link copied");
            }}
            size="icon-xs"
            variant="ghost-muted"
          >
            <RiUploadLine />
          </Button>
          <DropdownMenu>
            <DropdownMenuTrigger
              render={
                <Button
                  size="icon-xs"
                  variant="ghost-muted"
                  tooltip={{ children: "More", className: popupClassName }}
                />
              }
            >
              <RiMoreLine />
            </DropdownMenuTrigger>
            <DropdownMenuContent align="end" className={popupClassName}>
              <DropdownMenuGroup>
                <DropdownMenuItem
                  onClick={() => {
                    setGenerations([]);
                    announce("Conversation cleared");
                  }}
                >
                  Clear conversation
                </DropdownMenuItem>
              </DropdownMenuGroup>
            </DropdownMenuContent>
          </DropdownMenu>
          {!panelOpen && (
            <Button
              tooltip={{ children: "Show gallery", className: popupClassName }}
              onClick={() => setPanelOpen(true)}
              size="icon-xs"
              variant="ghost-muted"
            >
              <RiLayoutRightLine />
            </Button>
          )}
        </header>
        <div
          ref={chatRef}
          onScroll={(event) => {
            const node = event.currentTarget;
            chatPinned.current =
              node.scrollHeight - node.scrollTop - node.clientHeight < 64;
          }}
          className="flex min-h-0 flex-1 flex-col gap-6 overflow-y-auto px-4 py-3"
        >
          {generations.length === 0 && (
            <p className="m-auto text-sm text-muted-foreground">
              Describe an image to get started.
            </p>
          )}
          {generations.map((entry) => {
            const done = entry.seconds >= GENERATION_SECONDS;
            return (
              <div
                className={cn("flex flex-col gap-4 first:mt-auto", enterMotion)}
                key={entry.id}
              >
                <Bubble align="end" className="max-w-[min(350px,85%)] self-end">
                  <BubbleContent>{entry.prompt}</BubbleContent>
                </Bubble>
                <div className="flex flex-col gap-2">
                  {done ? (
                    <>
                      <p className="text-sm">Image generated</p>
                      <div className="relative w-[200px] overflow-hidden rounded-[12px]">
                        {/* oxlint-disable-next-line next/no-img-element -- blocks stay framework-agnostic, so no next/image */}
                        <img
                          alt={entry.art.title}
                          className="aspect-[4/5] w-full object-cover"
                          src={imageUrl(entry.art)}
                        />
                        {notice && entry.feedback && (
                          <span
                            className={cn(
                              "absolute bottom-2 left-2 rounded-full bg-popover px-2.5 py-1 text-xs text-popover-foreground shadow-sm",
                              enterMotion
                            )}
                            key={notice.id}
                            role="status"
                          >
                            {notice.text}
                          </span>
                        )}
                      </div>
                      <div className="flex items-center gap-1">
                        <Button
                          aria-pressed={entry.feedback === "up"}
                          onClick={() => rate(entry.id, "up")}
                          size="icon-sm"
                          tooltip={{
                            children: "Good response",
                            className: popupClassName,
                          }}
                          variant="muted"
                          radius={8}
                        >
                          <RiThumbUpLine className="group-aria-pressed/button:text-primary" />
                        </Button>
                        <Button
                          aria-pressed={entry.feedback === "down"}
                          onClick={() => rate(entry.id, "down")}
                          size="icon-sm"
                          tooltip={{
                            children: "Bad response",
                            className: popupClassName,
                          }}
                          variant="muted"
                          radius={8}
                        >
                          <RiThumbDownLine className="group-aria-pressed/button:text-destructive" />
                        </Button>
                        <Button
                          onClick={() => {
                            void navigator.clipboard?.writeText(entry.prompt);
                            announce("Prompt copied");
                          }}
                          size="icon-sm"
                          tooltip={{
                            children: "Copy prompt",
                            className: popupClassName,
                          }}
                          variant="muted"
                          radius={8}
                        >
                          <RiFileCopyLine />
                        </Button>
                      </div>
                    </>
                  ) : (
                    <>
                      <p className="text-sm text-muted-foreground">
                        Generating image
                      </p>
                      <div className="flex w-[200px] flex-col items-center gap-3 rounded-[12px] bg-muted py-6">
                        <GenerationDots />
                        <span
                          className="ai-image-generation-01-number text-xs text-muted-foreground tabular-nums"
                          key={entry.seconds}
                        >
                          {entry.seconds} s
                        </span>
                      </div>
                    </>
                  )}
                </div>
              </div>
            );
          })}
        </div>
        <div className="@container flex shrink-0 flex-col gap-2 px-3 pb-3">
          <Composer onSend={send} working={Boolean(active)}>
            <ComposerShell className="h-auto flex-wrap @min-[420px]:h-13 @min-[420px]:flex-nowrap">
              <ComposerToolbar
                align="inline-start"
                className="order-2 mr-auto @min-[420px]:order-first @min-[420px]:mr-0"
              >
                <InputGroupButton
                  aria-label="Add reference image"
                  variant="tonal"
                  onClick={() => fileRef.current?.click()}
                  shape="pill"
                  size="icon"
                  tooltip={{
                    children: "Add reference image",
                    className: popupClassName,
                  }}
                >
                  <RiAddLine className="size-5" />
                </InputGroupButton>
              </ComposerToolbar>
              <ComposerInput
                aria-label="Describe an image"
                className="order-1 h-9 basis-full @min-[420px]:order-none @min-[420px]:h-full @min-[420px]:basis-auto"
                placeholder="Describe an image..."
              />
              <ComposerToolbar className="order-3 @min-[420px]:order-last">
                <ComposerModelPicker
                  model={model}
                  models={models}
                  onModelChange={setModel}
                  popupClassName={popupClassName}
                />
                <VoiceButton
                  listening={listening}
                  onClick={() => setListening(!listening)}
                  aria-label={
                    listening ? "Stop voice input" : "Start voice input"
                  }
                />
                <ComposerSend aria-label="Generate image" />
              </ComposerToolbar>
            </ComposerShell>
            <ComposerFooter>
              <div className="flex min-w-0 items-center gap-1">
                <FooterMenu
                  icon={<RiGitBranchLine />}
                  label="Branch"
                  options={branches}
                  popupClassName={popupClassName}
                  value={branch}
                  onValueChange={setBranch}
                />
                <FooterMenu
                  icon={<RiFolderLine />}
                  label="Folder"
                  options={folders}
                  popupClassName={popupClassName}
                  value={folder}
                  onValueChange={setFolder}
                />
              </div>
              <div className="flex min-w-0 items-center gap-1">
                <FooterMenu
                  align="end"
                  icon={<RiSparklingLine />}
                  label="Style"
                  options={styles}
                  popupClassName={popupClassName}
                  value={style}
                  onValueChange={setStyle}
                />
                <ContextMeter
                  className="h-6 text-sm"
                  value={12 + generations.length * 9}
                />
              </div>
            </ComposerFooter>
          </Composer>
          <Input
            accept="image/*"
            aria-label="Upload a reference image"
            className="hidden"
            onChange={(event) => {
              addImage(event.target.files?.[0]);
              event.target.value = "";
            }}
            ref={fileRef}
            type="file"
          />
        </div>
        <span aria-live="polite" className="sr-only">
          {notice?.text}
        </span>
      </Card>
      {panelOpen && (
        <section
          aria-label="Gallery"
          className={cn(
            "absolute inset-0 z-10 flex min-h-0 flex-col bg-background @4xl:static @4xl:z-auto @4xl:shrink-0",
            wide ? "@4xl:w-[560px]" : "@4xl:w-[410px]"
          )}
        >
          <Tabs
            size="flush"
            className="min-h-0 flex-1"
            onValueChange={setTab}
            value={tab}
          >
            <header className="flex h-12 shrink-0 items-center justify-between gap-2 px-1">
              <TabsList variant="pill-soft" indicator>
                <TabsTrigger value="gallery" className={panelTab}>
                  <ImageIcon /> Gallery
                </TabsTrigger>
                <TabsTrigger value="styles" className={panelTab}>
                  <RiSparklingLine /> Styles
                </TabsTrigger>
              </TabsList>
              <div className="flex items-center gap-1 text-muted-foreground">
                <Button
                  onClick={() => fileRef.current?.click()}
                  size="icon-xs"
                  tooltip={{
                    children: "Add image",
                    className: popupClassName,
                  }}
                  variant="ghost-muted"
                >
                  <RiImageAddLine />
                </Button>
                <Button
                  className="@max-4xl:hidden"
                  onClick={() => setWide(!wide)}
                  size="icon-xs"
                  tooltip={{
                    children: wide ? "Collapse panel" : "Expand panel",
                    className: popupClassName,
                  }}
                  variant="ghost-muted"
                >
                  {wide ? <RiFullscreenExitLine /> : <RiFullscreenLine />}
                </Button>
                <Button
                  onClick={() => setPanelOpen(false)}
                  size="icon-xs"
                  tooltip={{
                    children: "Hide gallery",
                    className: popupClassName,
                  }}
                  variant="ghost-muted"
                >
                  <RiLayoutRightLine />
                </Button>
              </div>
            </header>
            <TabsContent
              className="min-h-0 overflow-y-auto pb-3"
              ref={galleryRef}
              value="gallery"
            >
              {previewItem && (
                <div className={cn("mb-2", enterMotion)} key={previewItem.id}>
                  <Button
                    variant="unstyled"
                    radius={12}
                    aria-label={`Close preview of ${previewItem.title}`}
                    className="group/preview relative block w-full cursor-zoom-out overflow-hidden"
                    onClick={() => setPreview(null)}
                    type="button"
                  >
                    {/* oxlint-disable-next-line next/no-img-element -- blocks stay framework-agnostic, so no next/image */}
                    <img
                      alt={previewItem.title}
                      className="aspect-[2/3] w-full object-cover"
                      src={previewItem.src}
                    />
                  </Button>
                </div>
              )}
              <div className="columns-3 gap-2">
                {items.map((item, index) => (
                  <GalleryTile
                    index={index}
                    item={item}
                    key={item.id}
                    onNotice={announce}
                    onOpen={() => open(item.id)}
                    popupClassName={popupClassName}
                  />
                ))}
              </div>
            </TabsContent>
            <TabsContent
              className="min-h-0 overflow-y-auto pb-3"
              value="styles"
            >
              <p className="mb-3 text-xs text-muted-foreground">
                Choose a look for your next image.
              </p>
              <ToggleGroup
                aria-label="Image style"
                className="grid w-full grid-cols-2 gap-2"
                onValueChange={(value) => {
                  const [next] = value;
                  if (next) {
                    setStyle(next);
                  }
                }}
                value={[style]}
                variant="choice"
              >
                {styles.map((name, index) => (
                  <ToggleGroupItem
                    className="h-auto w-full flex-col items-stretch justify-start gap-0 overflow-hidden"
                    key={name}
                    size="icon"
                    value={name}
                  >
                    {/* oxlint-disable-next-line next/no-img-element -- blocks stay framework-agnostic, so no next/image */}
                    <img
                      alt=""
                      className="aspect-[4/3] w-full object-cover"
                      src={imageUrl(stylePresets[index])}
                    />
                    <span className="flex items-center justify-between p-2 text-xs font-medium text-foreground">
                      {name}
                      {style === name && (
                        <RiCheckLine className="ai-image-generation-01-check size-3 text-primary" />
                      )}
                    </span>
                  </ToggleGroupItem>
                ))}
              </ToggleGroup>
            </TabsContent>
          </Tabs>
        </section>
      )}
    </div>
  );
}