feat(agents): 完善恢复费用与云资源交互

electron/services/cloud-agent-journal.ts

@@ -0,0 +1,42 @@
+import type { CloudPendingOperation, CloudRecoveryState, CloudRecent } from '../../shared/cloud-agents';
+
+interface JournalStore {
+  get(key: string, fallback: CloudRecoveryState): CloudRecoveryState;
+  set(key: string, value: CloudRecoveryState): void;
+}
+let storePromise: Promise<JournalStore> | undefined;
+const loadStore = () => storePromise ??= import('electron-store').then(({ default: Store }) =>
+  new Store<Record<string, CloudRecoveryState>>({ name: 'makelore-cloud-recovery' }));
+
+/** Main 保存当前账号的未确认业务输入；不保存凭据，也不自动重放。 */
+export class CloudAgentJournal {
+  constructor(private readonly store = loadStore) {}
+
+  async read(accountKey: string): Promise<CloudRecoveryState> {
+    return (await this.store()).get(accountKey, { recent: null, pending: [] });
+  }
+
+  private async update(accountKey: string, validate: () => void, change: (value: CloudRecoveryState) => CloudRecoveryState) {
+    const store = await this.store();
+    validate();
+    store.set(accountKey, change(store.get(accountKey, { recent: null, pending: [] })));
+  }
+
+  remember(accountKey: string, recent: CloudRecent | null, validate: () => void) {
+    return this.update(accountKey, validate, value => ({ ...value, recent }));
+  }
+
+  put(accountKey: string, entry: CloudPendingOperation, validate: () => void) {
+    return this.update(accountKey, validate, value => {
+      const existing = value.pending.find(item => item.id === entry.id);
+      if (existing && JSON.stringify(existing.input) !== JSON.stringify(entry.input)) {
+        throw new Error('同一次待确认操作不能更改输入');
+      }
+      return { ...value, pending: existing ? value.pending : [...value.pending, entry] };
+    });
+  }
+
+  remove(accountKey: string, id: string, validate: () => void) {
+    return this.update(accountKey, validate, value => ({ ...value, pending: value.pending.filter(item => item.id !== id) }));
+  }
+}