收口危险操作确认弹窗

新增 PlatformDangerConfirmDialog 统一承接危险确认壳层
迁移平台入口删除作品确认复用共享危险确认弹窗
迁移 RPG 结果页重新生成确认复用共享危险确认弹窗
补充共享组件测试并更新 PlatformUiKit 收口文档与决策记录

src/components/common/PlatformDangerConfirmDialog.test.tsx

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+/* @vitest-environment jsdom */
+
+import { fireEvent, render, screen, within } from '@testing-library/react';
+import { expect, test, vi } from 'vitest';
+
+import { PlatformDangerConfirmDialog } from './PlatformDangerConfirmDialog';
+
+test('renders a standard danger confirmation with cancel and confirm actions', () => {
+  const onClose = vi.fn();
+  const onConfirm = vi.fn();
+
+  render(
+    <PlatformDangerConfirmDialog
+      open
+      title="删除作品"
+      description="确认删除《潮雾列岛》吗？"
+      onClose={onClose}
+      onConfirm={onConfirm}
+      confirmLabel="确认删除"
+    >
+      删除后不可恢复。
+    </PlatformDangerConfirmDialog>,
+  );
+
+  const dialog = screen.getByRole('dialog', { name: '删除作品' });
+
+  expect(within(dialog).getByText('确认删除《潮雾列岛》吗？')).toBeTruthy();
+  expect(within(dialog).getByText('删除后不可恢复。')).toBeTruthy();
+
+  fireEvent.click(within(dialog).getByRole('button', { name: '取消' }));
+  expect(onClose).toHaveBeenCalledTimes(1);
+
+  fireEvent.click(within(dialog).getByRole('button', { name: '确认删除' }));
+  expect(onConfirm).toHaveBeenCalledTimes(1);
+});
+
+test('forwards busy state and custom busy label for destructive actions', () => {
+  const onClose = vi.fn();
+  const onConfirm = vi.fn();
+
+  render(
+    <PlatformDangerConfirmDialog
+      open
+      title="删除作品"
+      onClose={onClose}
+      onConfirm={onConfirm}
+      confirmLabel="确认删除"
+      busyConfirmLabel="删除中"
+      busy
+      closeOnBackdrop={false}
+    >
+      正在删除。
+    </PlatformDangerConfirmDialog>,
+  );
+
+  const dialog = screen.getByRole('dialog', { name: '删除作品' });
+  const confirmButton = within(dialog).getByRole('button', { name: '删除中' });
+  const cancelButton = within(dialog).getByRole('button', { name: '取消' });
+
+  expect((confirmButton as HTMLButtonElement).disabled).toBe(true);
+  expect((cancelButton as HTMLButtonElement).disabled).toBe(true);
+
+  fireEvent.click(confirmButton);
+  fireEvent.click(cancelButton);
+
+  expect(onClose).not.toHaveBeenCalled();
+  expect(onConfirm).not.toHaveBeenCalled();
+});

src/components/common/PlatformDangerConfirmDialog.tsx

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+import type { ReactNode } from 'react';
+
+import { UnifiedConfirmDialog } from './UnifiedConfirmDialog';
+
+type PlatformDangerConfirmDialogProps = {
+  open: boolean;
+  title: string;
+  onClose: () => void;
+  onConfirm?: () => void;
+  description?: ReactNode;
+  children?: ReactNode;
+  confirmLabel?: string;
+  busy?: boolean;
+  busyConfirmLabel?: string;
+  cancelLabel?: string;
+  closeOnBackdrop?: boolean;
+  showCloseButton?: boolean;
+  portal?: boolean;
+  size?: 'sm' | 'md';
+  variant?: 'platform' | 'pixel';
+  overlayClassName?: string;
+  panelClassName?: string;
+  footerClassName?: string;
+  confirmClassName?: string;
+};
+
+/**
+ * 平台危险确认弹窗。
+ * 统一承接需要“确认 / 取消 + 危险主动作”语义的标准弹窗壳层。
+ */
+export function PlatformDangerConfirmDialog({
+  open,
+  title,
+  onClose,
+  onConfirm,
+  description,
+  children,
+  confirmLabel = '确认',
+  busy = false,
+  busyConfirmLabel,
+  cancelLabel = '取消',
+  closeOnBackdrop = true,
+  showCloseButton = true,
+  portal = true,
+  size = 'sm',
+  variant = 'platform',
+  overlayClassName,
+  panelClassName,
+  footerClassName,
+  confirmClassName,
+}: PlatformDangerConfirmDialogProps) {
+  return (
+    <UnifiedConfirmDialog
+      open={open}
+      title={title}
+      description={description}
+      onClose={onClose}
+      onConfirm={onConfirm}
+      confirmLabel={confirmLabel}
+      busy={busy}
+      busyConfirmLabel={busyConfirmLabel}
+      cancelLabel={cancelLabel}
+      closeOnBackdrop={closeOnBackdrop}
+      showCloseButton={showCloseButton}
+      showCancel
+      confirmTone="danger"
+      portal={portal}
+      size={size}
+      variant={variant}
+      overlayClassName={overlayClassName}
+      panelClassName={panelClassName}
+      footerClassName={footerClassName}
+      confirmClassName={confirmClassName}
+    >
+      {children}
+    </UnifiedConfirmDialog>
+  );
+}