types(back-end): make types for shared manager state

common_back-end/types/dependent.ts

@@ -1,5 +1,17 @@
 import { Transaction } from "sequelize"
 
+import CacheClient from "$!/helpers/cache_client"
+
 export interface TransactionObject { transaction?: Transaction }
 
 export interface LockedTransactionObject extends TransactionObject { lock?: boolean }
+
+export interface TransactionManagerInterface {
+	transactionObject: TransactionObject
+	lockedTransactionObject: LockedTransactionObject
+}
+
+export interface SharedManagerState {
+	client: CacheClient,
+	transaction: TransactionManagerInterface
+}