feat: add HSN code and tax fields to item group

models/baseModels/AccountingSettings/AccountingSettings.ts

@@ -71,6 +71,9 @@ export class AccountingSettings extends Doc {
     enablePointOfSaleWithOutInventory: () => {
       return !!this.enablePointOfSaleWithOutInventory;
     },
+    enableitemGroup: () => {
+      return !!this.enableitemGroup;
+    },
   };
 
   override hidden: HiddenMap = {

models/baseModels/InvoiceItem/InvoiceItem.ts

@@ -299,11 +299,29 @@ export abstract class InvoiceItem extends Doc {
     },
     tax: {
       formula: async () => {
-        return (await this.fyo.getValue(
+        const itemTax = (await this.fyo.getValue(
           'Item',
           this.item as string,
           'tax'
         )) as string;
+
+        if (itemTax) {
+          return itemTax;
+        }
+
+        const itemGroup = (await this.fyo.getValue(
+          'Item',
+          this.item as string,
+          'itemGroup'
+        )) as string;
+
+        if (!itemGroup) {
+          return '';
+        }
+
+        const itemGroupDoc = await this.fyo.doc.getDoc('ItemGroup', itemGroup);
+
+        return itemGroupDoc?.tax as string;
       },
       dependsOn: ['item'],
     },

models/baseModels/Item/Item.ts

@@ -26,6 +26,7 @@ export class Item extends Doc {
   itemType?: 'Product' | 'Service';
   for?: 'Purchases' | 'Sales' | 'Both';
   hasBatch?: boolean;
+  itemGroup?: string;
   hasSerialNumber?: boolean;
   uomConversions: UOMConversionItem[] = [];
 
@@ -63,6 +64,20 @@ export class Item extends Doc {
       },
       dependsOn: ['itemType', 'trackItem'],
     },
+    hsnCode: {
+      formula: async () => {
+        if (!this.itemGroup) {
+          return '';
+        }
+
+        const itemGroupDoc = await this.fyo.doc.getDoc(
+          'ItemGroup',
+          this.itemGroup
+        );
+        return itemGroupDoc?.hsnCode as string;
+      },
+      dependsOn: ['itemGroup'],
+    },
   };
 
   async beforeSync(): Promise<void> {
@@ -156,6 +171,7 @@ export class Item extends Doc {
       ),
     uomConversions: () =>
       !this.fyo.singles.InventorySettings?.enableUomConversions,
+    itemGroup: () => !this.fyo.singles.AccountingSettings?.enableitemGroup,
   };
 
   readOnly: ReadOnlyMap = {

models/baseModels/ItemGroup/ItemGroup.ts

@@ -0,0 +1,10 @@
+import { Doc } from 'fyo/model/doc';
+import { ListViewSettings } from 'fyo/model/types';
+
+export class ItemGroup extends Doc {
+  static getListViewSettings(): ListViewSettings {
+    return {
+      columns: ['name', 'tax', 'hsnCode'],
+    };
+  }
+}

models/index.ts

@@ -31,6 +31,7 @@ import { SalesInvoiceItem } from './baseModels/SalesInvoiceItem/SalesInvoiceItem
 import { SalesQuote } from './baseModels/SalesQuote/SalesQuote';
 import { SalesQuoteItem } from './baseModels/SalesQuoteItem/SalesQuoteItem';
 import { SetupWizard } from './baseModels/SetupWizard/SetupWizard';
+import { ItemGroup } from './baseModels/ItemGroup/ItemGroup';
 import { Tax } from './baseModels/Tax/Tax';
 import { TaxSummary } from './baseModels/TaxSummary/TaxSummary';
 import { Batch } from './inventory/Batch';
@@ -64,6 +65,7 @@ export const models = {
   Batch,
   Defaults,
   Item,
+  ItemGroup,
   JournalEntry,
   JournalEntryAccount,
   Misc,

schemas/schemas.ts

@@ -78,6 +78,7 @@ import ERPNextSyncSettings from './app/ERPNextSyncSettings.json';
 import ERPNextSyncQueue from './app/ERPNextSyncQueue.json';
 import FetchFromERPNextQueue from './app/FetchFromERPNextQueue.json';
 import IntegrationErrorLog from './app/IntegrationErrorLog.json';
+import ItemGroup from './app/ItemGroup.json';
 import { Schema, SchemaStub } from './types';
 
 export const coreSchemas: Schema[] = [
@@ -113,6 +114,7 @@ export const appSchemas: Schema[] | SchemaStub[] = [
   Party as Schema,
   Lead as Schema,
   Address as Schema,
+  ItemGroup as Schema,
   Item as Schema,
   UOM as Schema,
   UOMConversionItem as Schema,

src/components/POS/types.ts

@@ -6,6 +6,8 @@ export type ItemQtyMap = {
 
 export type ItemSerialNumbers = { [item: string]: string };
 
+export type ItemGroupMap = Record<string, string>;
+
 export type DiscountType = 'percent' | 'amount';
 
 export const modalNames = [
@@ -26,6 +28,7 @@ export type PosEmits =
   | 'addItem'
   | 'toggleView'
   | 'toggleModal'
+  | 'setItemGroup'
   | 'setPaidAmount'
   | 'setPaymentMethod'
   | 'setCouponsCount'
@@ -50,4 +53,5 @@ export interface POSItem {
   unit: string;
   hasBatch: boolean;
   hasSerialNumber: boolean;
+  itemGroup?: string;
 }