feat: uncategorize the cashflow transaction

packages/server/src/services/Cashflow/subscribers/DeleteCashflowTransactionOnUncategorize.ts

@@ -2,12 +2,16 @@ import { Inject, Service } from 'typedi';
 import events from '@/subscribers/events';
 import { ICashflowTransactionUncategorizedPayload } from '@/interfaces';
 import { DeleteCashflowTransaction } from '../DeleteCashflowTransactionService';
+import HasTenancyService from '@/services/Tenancy/TenancyService';
 
 @Service()
 export class DeleteCashflowTransactionOnUncategorize {
   @Inject()
   private deleteCashflowTransactionService: DeleteCashflowTransaction;
 
+  @Inject()
+  private tenancy: HasTenancyService;
+
   /**
    * Attaches events with handlers.
    */
@@ -27,10 +31,18 @@ export class DeleteCashflowTransactionOnUncategorize {
     oldUncategorizedTransaction,
     trx,
   }: ICashflowTransactionUncategorizedPayload) {
+    const { CashflowTransaction } = this.tenancy.models(tenantId);
+
     // Deletes the cashflow transaction.
     if (
       oldUncategorizedTransaction.categorizeRefType === 'CashflowTransaction'
     ) {
+      await CashflowTransaction.query()
+        .findById(oldUncategorizedTransaction.categorizeRefId)
+        .patch({
+          uncategorizedTransactionId: null,
+        });
+
       await this.deleteCashflowTransactionService.deleteCashflowTransaction(
         tenantId,
         oldUncategorizedTransaction.categorizeRefId

packages/server/src/services/Cashflow/subscribers/PreventDeleteTransactionsOnDelete.ts

@@ -0,0 +1,37 @@
+import { Service } from 'typedi';
+import events from '@/subscribers/events';
+import { ICommandCashflowDeletingPayload } from '@/interfaces';
+import { ServiceError } from '@/exceptions';
+import { ERRORS } from '../constants';
+
+@Service()
+export class PreventDeleteTransactionOnDelete {
+  /**
+   * Attaches events with handlers.
+   */
+  public attach = (bus) => {
+    bus.subscribe(
+      events.cashflow.onTransactionDeleting,
+      this.preventDeleteCashflowTransactionHasUncategorizedTransaction.bind(
+        this
+      )
+    );
+  };
+
+  /**
+   * Prevent delete cashflow transaction has converted from uncategorized transaction.
+   * @param {ICommandCashflowDeletingPayload} payload
+   */
+  public async preventDeleteCashflowTransactionHasUncategorizedTransaction({
+    tenantId,
+    oldCashflowTransaction,
+    trx,
+  }: ICommandCashflowDeletingPayload) {
+    if (oldCashflowTransaction.uncategorizedTransactionId) {
+      throw new ServiceError(
+        ERRORS.CANNOT_DELETE_TRANSACTION_CONVERTED_FROM_UNCATEGORIZED,
+        'Cannot delete cashflow transaction converted from uncategorized transaction.'
+      );
+    }
+  }
+}