From 3379e6009e1ca1306724ac96b519ff4e64b5dd56 Mon Sep 17 00:00:00 2001
From: agent <agent@local>
Date: Thu, 10 Sep 2026 15:02:55 +0800
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- 新增 packages/shared 的 PlatformResourceFilterBar：搜索（可选）+ 功能分类 + 标签的受控筛选条，只承载表现与交互

- 资源画布筛选改为复用该组件，去掉画布内联的分类 PlatformSegmentedTabs，搜索框保持原样不动

- 画布新增标签筛选状态与派生标签库，标签与功能分类共存可叠加

- 新增 3 条组件测试覆盖受控渲染、回调转发与缺省行隐藏
---
 .../src/view/project-development/index.tsx    |  59 ++++++--
 .../PlatformResourceFilterBar.test.tsx        |  96 +++++++++++++
 .../components/PlatformResourceFilterBar.tsx  | 131 ++++++++++++++++++
 3 files changed, 274 insertions(+), 12 deletions(-)
 create mode 100644 packages/shared/src/components/PlatformResourceFilterBar.test.tsx
 create mode 100644 packages/shared/src/components/PlatformResourceFilterBar.tsx

diff --git a/apps/ai-game-creator-shell/src/view/project-development/index.tsx b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
index 4ec5fa8d1..69c79c1f2 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/index.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
@@ -43,7 +43,7 @@ import {
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
 
-import { PlatformSegmentedTabs } from '../../../../../packages/shared/src/components/PlatformSegmentedTabs';
+import { PlatformResourceFilterBar } from '../../../../../packages/shared/src/components/PlatformResourceFilterBar';
 import type {
   GameCreationAppAgentGroup,
   GameCreationAppAssetManifestEntry,
@@ -52,6 +52,10 @@ import type {
   GameIterationVersion,
   ProjectResourceCanvasLayoutMode,
 } from '../../../../../packages/shared/src/contracts/gameCreationApp';
+import {
+  assetTagsMatchSelection,
+  buildGameCreationAppAssetTagLibrary,
+} from '../../../../../packages/shared/src/contracts/gameCreationAppAssetTagLibrary';
 import {
   LocalGamePreviewFrame,
   type LocalGamePreviewInspectSelection,
@@ -1197,6 +1201,13 @@ export default function ProjectDevelopmentView({
     useState<ResourceCanvasCategoryFilterBySortMode>(
       defaultResourceCanvasCategoryFilters,
     );
+  /**
+   * 画布标签筛选：与「按依赖 / 按类型」无关，是画布级的收窄条件；
+   * 与 `@` 面板、参考图弹窗的筛选状态互相独立。
+   */
+  const [resourceCanvasActiveTags, setResourceCanvasActiveTags] = useState<
+    string[]
+  >([]);
   const [resourceCanvasViewports, setResourceCanvasViewports] =
     useState<ResourceCanvasViewportBySortMode>(defaultResourceCanvasViewports);
   const resourceCanvasViewportTargetsRef = useRef(
@@ -1753,6 +1764,11 @@ export default function ProjectDevelopmentView({
   }, [resources, selectedResourceId]);
   const normalizedSearch = searchText.trim().toLowerCase();
   const resourceCategoryFilter = resourceCanvasCategoryFilters[sortMode];
+  /** 标签库是从 manifest `assets[].tags` 派生的数据，manifest 一改就重算。 */
+  const resourceTagLibrary = useMemo(
+    () => buildGameCreationAppAssetTagLibrary(manifest.assets),
+    [manifest.assets],
+  );
   const visibleResources = useMemo(
     () =>
       canvasResources.filter((resource) => {
@@ -1762,6 +1778,15 @@ export default function ProjectDevelopmentView({
         ) {
           return false;
         }
+        // 标签筛选与功能分类筛选共存且可叠加：分类过了还得命中全部已选标签。
+        if (
+          !assetTagsMatchSelection(
+            resource.assetTags ?? [],
+            resourceCanvasActiveTags,
+          )
+        ) {
+          return false;
+        }
         return normalizedSearch
           ? [
               resource.label,
@@ -1771,7 +1796,12 @@ export default function ProjectDevelopmentView({
             ].some((value) => value.toLowerCase().includes(normalizedSearch))
           : true;
       }),
-    [canvasResources, normalizedSearch, resourceCategoryFilter],
+    [
+      canvasResources,
+      normalizedSearch,
+      resourceCanvasActiveTags,
+      resourceCategoryFilter,
+    ],
   );
   const visibleResourceIds = useMemo(
     () => new Set(visibleResources.map((resource) => resource.id)),
@@ -5365,16 +5395,21 @@ export default function ProjectDevelopmentView({
                     }}
                   />
                 </label>
-                <PlatformSegmentedTabs
-                  items={RESOURCE_REFERENCE_FILTERS}
-                  activeId={resourceCategoryFilter}
-                  onChange={showResourceCategoryFilter}
-                  layout="scroll"
-                  gap="sm"
-                  frame="bare"
-                  surface="transparent"
-                  size="sm"
-                  className="platform-theme platform-theme--light game-resource-category-filter"
+                <PlatformResourceFilterBar
+                  ariaLabel="资源筛选"
+                  categoryItems={RESOURCE_REFERENCE_FILTERS}
+                  activeCategoryId={resourceCategoryFilter}
+                  onCategoryChange={showResourceCategoryFilter}
+                  tagItems={resourceTagLibrary}
+                  activeTags={resourceCanvasActiveTags}
+                  onToggleTag={(tag) => {
+                    setResourceCanvasActiveTags((current) =>
+                      current.includes(tag)
+                        ? current.filter((item) => item !== tag)
+                        : [...current, tag],
+                    );
+                  }}
+                  className="game-resource-category-filter"
                 />
                 {resourceWorkbenchNotice ? (
                   <div className="game-resource-live-notice" role="status">
diff --git a/packages/shared/src/components/PlatformResourceFilterBar.test.tsx b/packages/shared/src/components/PlatformResourceFilterBar.test.tsx
new file mode 100644
index 000000000..e7d459d38
--- /dev/null
+++ b/packages/shared/src/components/PlatformResourceFilterBar.test.tsx
@@ -0,0 +1,96 @@
+/* @vitest-environment jsdom */
+
+import { fireEvent, render, screen } from '@testing-library/react';
+import { describe, expect, test, vi } from 'vitest';
+
+import { PlatformResourceFilterBar } from './PlatformResourceFilterBar';
+
+const CATEGORY_ITEMS = [
+  { id: 'all', label: '全部' },
+  { id: 'character', label: '角色与对象' },
+];
+
+describe('PlatformResourceFilterBar', () => {
+  test('renders a controlled search box, category tabs and tag chips', () => {
+    render(
+      <PlatformResourceFilterBar
+        ariaLabel="素材筛选"
+        search={{
+          value: '像素',
+          label: '搜索素材',
+          placeholder: '搜索名称',
+          onChange: () => {},
+        }}
+        categoryItems={CATEGORY_ITEMS}
+        activeCategoryId="character"
+        onCategoryChange={() => {}}
+        tagItems={[
+          { tag: '像素风', assetCount: 2 },
+          { tag: '主角', assetCount: 1 },
+        ]}
+        activeTags={['主角']}
+        onToggleTag={() => {}}
+      />,
+    );
+
+    const search = screen.getByLabelText('搜索素材') as HTMLInputElement;
+    expect(search.value).toBe('像素');
+    expect(search.getAttribute('placeholder')).toBe('搜索名称');
+    expect(
+      screen
+        .getByRole('button', { name: '角色与对象' })
+        .getAttribute('aria-pressed'),
+    ).toBe('true');
+    expect(
+      screen.getByRole('button', { name: /主角/ }).getAttribute('aria-pressed'),
+    ).toBe('true');
+    expect(
+      screen
+        .getByRole('button', { name: /像素风/ })
+        .getAttribute('aria-pressed'),
+    ).toBe('false');
+  });
+
+  test('reports search, category and tag changes without owning state', () => {
+    const onChange = vi.fn();
+    const onCategoryChange = vi.fn();
+    const onToggleTag = vi.fn();
+    render(
+      <PlatformResourceFilterBar
+        ariaLabel="素材筛选"
+        search={{ value: '', label: '搜索素材', onChange }}
+        categoryItems={CATEGORY_ITEMS}
+        activeCategoryId="all"
+        onCategoryChange={onCategoryChange}
+        tagItems={[{ tag: '像素风', assetCount: 2 }]}
+        activeTags={[]}
+        onToggleTag={onToggleTag}
+      />,
+    );
+
+    fireEvent.change(screen.getByLabelText('搜索素材'), {
+      target: { value: '主角' },
+    });
+    fireEvent.click(screen.getByRole('button', { name: '角色与对象' }));
+    fireEvent.click(screen.getByRole('button', { name: /像素风/ }));
+
+    expect(onChange).toHaveBeenCalledWith('主角');
+    expect(onCategoryChange).toHaveBeenCalledWith('character');
+    expect(onToggleTag).toHaveBeenCalledWith('像素风');
+  });
+
+  test('hides the search row and the tag row when the host omits them', () => {
+    render(
+      <PlatformResourceFilterBar
+        ariaLabel="素材筛选"
+        categoryItems={CATEGORY_ITEMS}
+        activeCategoryId="all"
+        onCategoryChange={() => {}}
+      />,
+    );
+
+    expect(screen.queryByRole('searchbox')).toBeNull();
+    expect(screen.queryByRole('group', { name: '素材筛选标签' })).toBeNull();
+    expect(screen.getByRole('button', { name: '全部' })).toBeTruthy();
+  });
+});
diff --git a/packages/shared/src/components/PlatformResourceFilterBar.tsx b/packages/shared/src/components/PlatformResourceFilterBar.tsx
new file mode 100644
index 000000000..7d24f96f8
--- /dev/null
+++ b/packages/shared/src/components/PlatformResourceFilterBar.tsx
@@ -0,0 +1,131 @@
+import { Search, Tag } from 'lucide-react';
+import type { Ref } from 'react';
+
+import { PlatformSegmentedTabs } from './PlatformSegmentedTabs';
+
+export type PlatformResourceFilterOption<TId extends string = string> = {
+  id: TId;
+  label: string;
+};
+
+export type PlatformResourceTagOption = {
+  tag: string;
+  assetCount: number;
+};
+
+export type PlatformResourceFilterSearch = {
+  value: string;
+  label: string;
+  placeholder?: string;
+  onChange: (value: string) => void;
+  inputRef?: Ref<HTMLInputElement>;
+};
+
+export type PlatformResourceFilterBarProps<TId extends string = string> = {
+  /** 控件组无障碍名称，例如「资源筛选」。 */
+  ariaLabel: string;
+  /** 搜索行；宿主不需要搜索时省略即可，其余筛选照常渲染。 */
+  search?: PlatformResourceFilterSearch;
+  /** 功能分类选项，通常来自唯一的分类口径常量。 */
+  categoryItems: readonly PlatformResourceFilterOption<TId>[];
+  activeCategoryId: TId;
+  onCategoryChange: (id: TId) => void;
+  /** 派生标签库；为空时不渲染标签行。 */
+  tagItems?: readonly PlatformResourceTagOption[];
+  /** 已选标签（多选叠加）。 */
+  activeTags?: readonly string[];
+  onToggleTag?: (tag: string) => void;
+  className?: string;
+};
+
+function tagChipClassName(active: boolean) {
+  return [
+    'platform-category-chip gap-1.5 px-2.5 text-xs font-bold',
+    active ? 'platform-category-chip--active' : null,
+  ]
+    .filter(Boolean)
+    .join(' ');
+}
+
+/**
+ * 资源搜索 + 功能分类 + 标签的筛选条。
+ *
+ * 只承载表现与交互：筛选条件（搜索词、分类、已选标签）与筛后结果都由宿主持有，
+ * 因此同一个组件可以在资源画布、参考图弹窗等位置各自持有一份互不影响的筛选状态。
+ */
+export function PlatformResourceFilterBar<TId extends string = string>({
+  ariaLabel,
+  search,
+  categoryItems,
+  activeCategoryId,
+  onCategoryChange,
+  tagItems,
+  activeTags = [],
+  onToggleTag,
+  className,
+}: PlatformResourceFilterBarProps<TId>) {
+  const tagOptions = tagItems ?? [];
+
+  return (
+    <div
+      className={['flex min-w-0 flex-wrap items-center gap-2', className]
+        .filter(Boolean)
+        .join(' ')}
+      role="group"
+      aria-label={ariaLabel}
+    >
+      {search ? (
+        <label className="flex min-h-10 min-w-[9rem] flex-1 items-center gap-2 rounded-[0.9rem] border border-[var(--platform-subpanel-border)] bg-white/70 px-3">
+          <Search
+            className="h-4 w-4 shrink-0 text-[var(--platform-text-muted)]"
+            aria-hidden="true"
+          />
+          <input
+            ref={search.inputRef}
+            type="search"
+            aria-label={search.label}
+            className="min-w-0 flex-1 border-0 bg-transparent text-sm text-[var(--platform-text-strong)] outline-none"
+            value={search.value}
+            placeholder={search.placeholder}
+            onChange={(event) => search.onChange(event.currentTarget.value)}
+          />
+        </label>
+      ) : null}
+      <PlatformSegmentedTabs
+        items={categoryItems}
+        activeId={activeCategoryId}
+        onChange={onCategoryChange}
+        layout="scroll"
+        gap="sm"
+        frame="bare"
+        surface="transparent"
+        size="sm"
+        className="platform-theme platform-theme--light min-w-0 flex-none"
+      />
+      {tagOptions.length > 0 ? (
+        <div
+          className="platform-category-chip-scroll min-w-0 flex-1"
+          role="group"
+          aria-label={`${ariaLabel}标签`}
+        >
+          {tagOptions.map((option) => {
+            const active = activeTags.includes(option.tag);
+            return (
+              <button
+                key={option.tag}
+                type="button"
+                aria-pressed={active}
+                className={tagChipClassName(active)}
+                onClick={() => onToggleTag?.(option.tag)}
+              >
+                <Tag className="h-3 w-3" aria-hidden="true" />
+                <span>{option.tag}</span>
+                <span aria-hidden="true">{option.assetCount}</span>
+              </button>
+            );
+          })}
+        </div>
+      ) : null}
+    </div>
+  );
+}