接入草稿生成原生通知

平台壳生成完成和失败收口消费 notification.showLocal

新增 HostBridge 草稿通知 payload 与去重模型测试

迁移生成状态纯函数以通过组件 Fast Refresh 约束

更新原生壳方案、HostBridge 协议和共享决策记录

src/components/platform-entry/platformHostNotificationModel.ts

@@ -0,0 +1,85 @@
+import type { CreationWorkShelfKind } from '../custom-world-home/creationWorkShelf';
+import { PLATFORM_TASK_COMPLETION_MESSAGE } from './platformDialogStateModel';
+import {
+  buildDraftCompletionDialogSource,
+  collectDraftNoticeKeys,
+} from './platformDraftGenerationShelfModel';
+
+export type PlatformHostDraftNotification = {
+  key: string;
+  title: string;
+  body: string;
+};
+
+export type PlatformHostDraftNotificationSender = (
+  notification: Pick<PlatformHostDraftNotification, 'title' | 'body'>,
+) => void | Promise<unknown>;
+
+export function buildPlatformHostDraftReadyNotification(
+  kind: CreationWorkShelfKind,
+  ids: Array<string | null | undefined>,
+): PlatformHostDraftNotification | null {
+  const noticeKeys = collectDraftNoticeKeys(kind, ids);
+  if (noticeKeys.length === 0) {
+    return null;
+  }
+
+  const source = buildDraftCompletionDialogSource(kind, ids);
+  return {
+    key: `draft-ready:${kind}:${source}`,
+    title: '生成完成',
+    body: `${source} ${PLATFORM_TASK_COMPLETION_MESSAGE}`,
+  };
+}
+
+export function buildPlatformHostDraftFailureNotification(
+  kind: CreationWorkShelfKind,
+  ids: Array<string | null | undefined>,
+  errorMessage?: string | null,
+): PlatformHostDraftNotification | null {
+  const noticeKeys = collectDraftNoticeKeys(kind, ids);
+  const normalizedErrorMessage = errorMessage?.trim();
+  if (noticeKeys.length === 0 || !normalizedErrorMessage) {
+    return null;
+  }
+
+  const source = buildDraftCompletionDialogSource(kind, ids);
+  return {
+    key: `draft-failed:${kind}:${source}`,
+    title: '生成失败',
+    body: `${source} ${normalizedErrorMessage}`,
+  };
+}
+
+export function buildPlatformHostDraftNotificationResetKeys(
+  kind: CreationWorkShelfKind,
+  ids: Array<string | null | undefined>,
+) {
+  const noticeKeys = collectDraftNoticeKeys(kind, ids);
+  if (noticeKeys.length === 0) {
+    return [];
+  }
+
+  const keySuffix = buildDraftCompletionDialogSource(kind, ids);
+  return [
+    `draft-ready:${kind}:${keySuffix}`,
+    `draft-failed:${kind}:${keySuffix}`,
+  ];
+}
+
+export function sendPlatformHostDraftNotificationOnce(
+  sentKeys: Set<string>,
+  notification: PlatformHostDraftNotification | null,
+  send: PlatformHostDraftNotificationSender,
+) {
+  if (!notification || sentKeys.has(notification.key)) {
+    return false;
+  }
+
+  sentKeys.add(notification.key);
+  void send({
+    title: notification.title,
+    body: notification.body,
+  });
+  return true;
+}