feat: add auto stock transfer

fyo/model/types.ts

@@ -1,10 +1,14 @@
 import { Fyo } from 'fyo';
 import { DocValue, DocValueMap } from 'fyo/core/types';
-import SystemSettings from 'fyo/models/SystemSettings';
+import type SystemSettings from 'fyo/models/SystemSettings';
 import { FieldType, Schema, SelectOption } from 'schemas/types';
 import { QueryFilter } from 'utils/db/types';
 import { RouteLocationRaw, Router } from 'vue-router';
 import { Doc } from './doc';
+import type { AccountingSettings } from 'models/baseModels/AccountingSettings/AccountingSettings';
+import type { Defaults } from 'models/baseModels/Defaults/Defaults';
+import type { PrintSettings } from 'models/baseModels/PrintSettings/PrintSettings';
+import type { InventorySettings } from 'models/inventory/InventorySettings';
 
 /**
  * The functions below are used for dynamic evaluation
@@ -47,6 +51,10 @@ export type DocMap = Record<string, Doc | undefined>;
 
 export interface SinglesMap {
   SystemSettings?: SystemSettings;
+  AccountingSettings?: AccountingSettings;
+  InventorySettings?: InventorySettings;
+  PrintSettings?: PrintSettings;
+  Defaults?: Defaults;
   [key: string]: Doc | undefined;
 }
 

models/baseModels/Defaults/Defaults.ts

@@ -7,6 +7,10 @@ export class Defaults extends Doc {
   salesPaymentAccount?: string;
   purchasePaymentAccount?: string;
 
+  // Auto Stock Transfer
+  shipmentLocation?: string;
+  purchaseReceiptLocation?: string;
+
   // Number Series
   salesInvoiceNumberSeries?: string;
   purchaseInvoiceNumberSeries?: string;

models/baseModels/Invoice/Invoice.ts

@@ -50,6 +50,7 @@ export abstract class Invoice extends Transactional {
   submitted?: boolean;
   cancelled?: boolean;
   makeAutoPayment?: boolean;
+  makeAutoStockTransfer?: boolean;
 
   get isSales() {
     return this.schemaName === 'SalesInvoice';
@@ -105,6 +106,16 @@ export abstract class Invoice extends Transactional {
     return null;
   }
 
+  get autoStockTransferLocation(): string | null {
+    const fieldname = this.isSales ? '' : 'purchasePaymentAccount';
+    const value = this.fyo.singles.Defaults?.[fieldname];
+    if (typeof value === 'string' && value.length) {
+      return value;
+    }
+
+    return null;
+  }
+
   constructor(schema: Schema, data: DocValueMap, fyo: Fyo) {
     super(schema, data, fyo);
     this._setGetCurrencies();
@@ -139,6 +150,13 @@ export abstract class Invoice extends Transactional {
       await payment?.submit();
       await this.load();
     }
+
+    if (this.makeAutoStockTransfer && this.autoStockTransferLocation) {
+      const stockTransfer = await this.getStockTransfer(true);
+      await stockTransfer?.sync();
+      await stockTransfer?.submit();
+      await this.load();
+    }
   }
 
   async afterCancel() {
@@ -458,11 +476,18 @@ export abstract class Invoice extends Transactional {
         return true;
       }
 
-      if (!this.autoPaymentAccount) {
+      return !this.autoPaymentAccount;
+    },
+    makeAutoStockTransfer: () => {
+      if (this.submitted) {
         return true;
       }
 
-      return false;
+      if (!this.fyo.singles.AccountingSettings?.enableInventory) {
+        return true;
+      }
+
+      return !this.autoStockTransferLocation;
     },
     setDiscountAmount: () => true || !this.enableDiscounting,
     discountAmount: () =>
@@ -574,7 +599,9 @@ export abstract class Invoice extends Transactional {
     return this.fyo.doc.getNewDoc(ModelNameEnum.Payment, data) as Payment;
   }
 
-  async getStockTransfer(): Promise<StockTransfer | null> {
+  async getStockTransfer(
+    isAuto: boolean = false
+  ): Promise<StockTransfer | null> {
     if (!this.isSubmitted) {
       return null;
     }
@@ -604,9 +631,14 @@ export abstract class Invoice extends Transactional {
       backReference: this.name,
     };
 
-    const location =
-      (this.fyo.singles.InventorySettings as InventorySettings)
-        .defaultLocation ?? null;
+    let location = this.autoStockTransferLocation;
+    if (!location) {
+      location = this.fyo.singles.InventorySettings?.defaultLocation ?? null;
+    }
+
+    if (isAuto && !location) {
+      return null;
+    }
 
     const transfer = this.fyo.doc.getNewDoc(schemaName, data) as StockTransfer;
     for (const row of this.items ?? []) {
@@ -615,6 +647,10 @@ export abstract class Invoice extends Transactional {
       }
 
       const itemDoc = (await row.loadAndGetLink('item')) as Item;
+      if (isAuto && (itemDoc.hasBatch || itemDoc.hasSerialNumber)) {
+        continue;
+      }
+
       const item = row.item;
       const quantity = row.stockNotTransferred;
       const trackItem = itemDoc.trackItem;
@@ -631,6 +667,15 @@ export abstract class Invoice extends Transactional {
         continue;
       }
 
+      if (isAuto) {
+        const stock =
+          (await this.fyo.db.getStockQuantity(item, location!, data.date)) ?? 0;
+
+        if (stock <= quantity) {
+          continue;
+        }
+      }
+
       await transfer.append('items', {
         item,
         quantity,

schemas/app/Defaults.json

@@ -21,7 +21,7 @@
       "section": "Auto Payments"
     },
     {
-      "fieldname": "defaultShipmentLocation",
+      "fieldname": "shipmentLocation",
       "label": "Shipment Location",
       "fieldtype": "Link",
       "target": "Location",
@@ -29,7 +29,7 @@
       "section": "Auto Stock Transfer"
     },
     {
-      "fieldname": "defaultPurchaseReceiptLocation",
+      "fieldname": "purchaseReceiptLocation",
       "label": "Purchase Receipt Location",
       "fieldtype": "Link",
       "target": "Location",