refactor: root key manager (#2344)

packages/services/src/Domain/Encryption/UseCase/RootEncryption/DecryptPayload.ts

@@ -0,0 +1,30 @@
+import {
+  DecryptedParameters,
+  ErrorDecryptingParameters,
+  OperatorManager,
+  decryptPayload,
+} from '@standardnotes/encryption'
+import {
+  EncryptedPayloadInterface,
+  ItemContent,
+  KeySystemRootKeyInterface,
+  RootKeyInterface,
+} from '@standardnotes/models'
+
+export class RootKeyDecryptPayloadUseCase {
+  constructor(private operatorManager: OperatorManager) {}
+
+  async executeOne<C extends ItemContent = ItemContent>(
+    payload: EncryptedPayloadInterface,
+    key: RootKeyInterface | KeySystemRootKeyInterface,
+  ): Promise<DecryptedParameters<C> | ErrorDecryptingParameters> {
+    return decryptPayload(payload, key, this.operatorManager)
+  }
+
+  async executeMany<C extends ItemContent = ItemContent>(
+    payloads: EncryptedPayloadInterface[],
+    key: RootKeyInterface | KeySystemRootKeyInterface,
+  ): Promise<(DecryptedParameters<C> | ErrorDecryptingParameters)[]> {
+    return Promise.all(payloads.map((payload) => this.executeOne<C>(payload, key)))
+  }
+}