WEB-1005: Loan account creation fix when change loan product

src/app/loans/create-loans-account/create-loans-account.component.ts

@@ -168,6 +168,9 @@ export class CreateLoansAccountComponent extends LoanProductBaseComponent implem
   setProductType($event: any): void {
     this.productType = $event;
     this.loanProductService.initialize(this.productType);
+    this.loansAccountProductTemplate = null;
+    this.productId = null;
+    this.cdr.detectChanges();
   }
 
   setDatatables(): void {

src/app/loans/loans-account-stepper/loans-account-preview-step/loans-account-preview-step.component.html

@@ -120,7 +120,7 @@ <h3 class="mat-h3 margin-t flex-fill">{{ 'labels.heading.Terms' | translate }}</
     @if (loansAccount.delinquencyStartType) {
       <div class="flex-fill">
         <span class="flex-30">{{ 'labels.inputs.Delinquency Start Type' | translate }}:</span>
-        <span class="flex-60">{{ camalize(loansAccount.delinquencyStartType) | translateKey: 'catalogs' }}</span>
+        <span class="flex-60">{{ camalize(delinquencyStartTypeOption?.value) | translateKey: 'catalogs' }}</span>
       </div>
     }
 
@@ -151,7 +151,7 @@ <h3 class="mat-h3 margin-t flex-fill">{{ 'labels.heading.Terms' | translate }}</
       <span class="flex-30">{{ 'labels.inputs.Period Payment Frequency' | translate }}:</span>
       <span class="flex-60"
         >{{ loansAccount.repaymentEvery }}
-        {{ camalize(loansAccount.repaymentFrequencyType) | translateKey: 'catalogs' }}</span
+        {{ camalize(repaymentFrequencyTypeOption?.value) | translateKey: 'catalogs' }}</span
       >
     </div>
   }

src/app/loans/loans-account-stepper/loans-account-preview-step/loans-account-preview-step.component.ts

@@ -45,6 +45,7 @@ import { LoanProductBasicDetails } from 'app/loans/models/loan-product.model';
 import { LongTextComponent } from 'app/shared/long-text/long-text.component';
 import { Breach, NearBreach } from 'app/products/loan-products/models/loan-product.model';
 import { BreachDisplayComponent } from 'app/shared/loan/breach-display/breach-display.component';
+import { OptionData, StringEnumOptionData } from 'app/shared/models/option-data.model';
 
 /**
  * Create Loans Account Preview Step
@@ -124,11 +125,17 @@ export class LoansAccountPreviewStepComponent extends LoanProductBaseComponent i
   dataSource: any;
   productEnableDownPayment = false;
 
+  repaymentFrequencyTypeOption: OptionData | null = null;
+  delinquencyStartTypeOption: StringEnumOptionData | null = null;
+
   constructor() {
     super();
   }
 
   ngOnChanges(changes: SimpleChanges): void {
+    if (!this.loansAccountProductTemplate?.product) {
+      return;
+    }
     this.productEnableDownPayment = this.loansAccountProductTemplate.product.enableDownPayment;
     if (this.activeClientMembers) {
       this.loanPurposeOptions = this.loansAccountProductTemplate.loanPurposeOptions;
@@ -144,6 +151,30 @@ export class LoansAccountPreviewStepComponent extends LoanProductBaseComponent i
         .filter((member: any) => member.selected)
         .reduce((acc: number, member: any) => acc + (member.principal ?? 0), 0);
     }
+    if (this.loanProductService.isWorkingCapital) {
+      const options = this.loansAccountProductTemplate.options ?? {};
+      this.repaymentFrequencyTypeOption = this.optionDataLookUp(
+        this.loansAccount?.repaymentFrequencyType,
+        options.periodFrequencyTypeOptions ?? []
+      );
+      this.delinquencyStartTypeOption = this.stringEnumOptionDataLookUp(
+        this.loansAccount?.delinquencyStartType,
+        options.delinquencyStartTypeOptions ?? []
+      );
+    } else {
+      this.repaymentFrequencyTypeOption = null;
+      this.delinquencyStartTypeOption = null;
+    }
+  }
+
+  private optionDataLookUp(itemId: any, optionsData: any[]): OptionData | null {
+    const match = optionsData.find((o: any) => o.id === itemId);
+    return match ? { id: match.id, code: match.code, value: match.value || match.name } : null;
+  }
+
+  private stringEnumOptionDataLookUp(itemId: any, optionsData: any[]): StringEnumOptionData | null {
+    const match = optionsData.find((o: any) => o.id === itemId || o.code === itemId);
+    return match ? { id: match.id, code: match.code, value: match.value } : null;
   }
 
   loanProductName(id: number): string {
@@ -164,7 +195,10 @@ export class LoansAccountPreviewStepComponent extends LoanProductBaseComponent i
     return fund ? fund.name : '';
   }
 
-  camalize(word: string) {
+  camalize(word: unknown): string {
+    if (typeof word !== 'string' || word.length === 0) {
+      return '';
+    }
     return word.charAt(0).toUpperCase() + word.slice(1).toLowerCase();
   }