feat(investment): bucket wise report, script rating and non-SLR limits on purchase

src/app/investment/investment-masters/investment-masters.component.ts

@@ -32,6 +32,9 @@ import {
   BANK_TYPE_OPTIONS,
   SLR_TYPE_OPTIONS,
   INVESTMENT_GL_LOOKUP,
+  ELIGIBLE_RATINGS,
+  RATING_AGENCY_OPTIONS,
+  RATING_OPTIONS,
   periodBetween
 } from '../investment-data';
 import { exportWorkbook, ExportSheetSpec } from '../investment-export';
@@ -124,6 +127,8 @@ export class InvestmentMastersComponent implements OnInit {
   saving = false;
   readonly bankTypeOptions = BANK_TYPE_OPTIONS;
   readonly slrTypeOptions = SLR_TYPE_OPTIONS;
+  readonly ratingOptions = RATING_OPTIONS;
+  readonly ratingAgencyOptions = RATING_AGENCY_OPTIONS;
   /** Investment GLs (under the 100700 INVESTMENTS head) a party or script can be mapped to — not loans, banks or test GLs. */
   investmentGlOptions: InvestmentGlAccount[] = [];
   /** Income GLs under 400400 INCOME FROM INVESTMENTS, for an FD bank's interest. */
@@ -295,6 +300,19 @@ export class InvestmentMastersComponent implements OnInit {
     ].includes(this.scriptForm.instrumentType ?? '');
   }
 
+  /** Corporate bonds, CPs and CDs carry a credit rating and a listed / unlisted flag (RBI non-SLR rules). */
+  get scriptIsRated(): boolean {
+    return [
+      'NON_SLR',
+      'BOND'
+    ].includes(this.scriptForm.instrumentType ?? '');
+  }
+
+  /** Whether the rating entered meets the RBI minimum: "A" for bonds, "A2" for CP / CD. */
+  get scriptRatingEligible(): boolean {
+    return !!this.scriptForm.rating && ELIGIBLE_RATINGS.includes(this.scriptForm.rating);
+  }
+
   /** Preview of the code the backend will assign — a type letter + running number, e.g. G00001. */
   get nextScriptCode(): string {
     const prefixByType: Record<InstrumentType, string> = {
@@ -332,6 +350,10 @@ export class InvestmentMastersComponent implements OnInit {
       this.toast('Enter ISIN, Int Rate, Issue Date and Maturity Date for this security.');
       return;
     }
+    if (this.scriptIsRated && !f.rating) {
+      this.toast('Enter the credit rating of this bond / CP / CD.');
+      return;
+    }
     const body = {
       bondType: f.instrumentType,
       slrType: f.slrType ?? '',
@@ -350,6 +372,9 @@ export class InvestmentMastersComponent implements OnInit {
       phone: f.phone ?? '',
       fax: f.fax ?? '',
       corpCode: f.corpCode ?? '',
+      rating: this.scriptIsRated ? (f.rating ?? '') : '',
+      ratingAgency: this.scriptIsRated ? (f.ratingAgency ?? '') : '',
+      listed: !this.scriptIsRated || f.listed !== false,
       active: f.active !== false,
       dateFormat: 'dd-MM-yyyy',
       locale: 'en'