update inventory

resources/Stock/PdStockModel.js

@@ -1,12 +1,19 @@
-import mongoose from 'mongoose';
+import mongoose from "mongoose";
 
 // Define Product record schema
 const ProductRecordSchema = new mongoose.Schema({
   productid: {
     type: mongoose.Schema.Types.ObjectId,
-    ref: 'Product',
+    ref: "Product",
     required: true,
   },
+  SKU: {
+    type: String,
+  },
+  openingInventory: {
+    type: Number,
+    default: 0,
+  },
   Stock: {
     type: Number,
     default: 0,
@@ -14,13 +21,17 @@ const ProductRecordSchema = new mongoose.Schema({
 });
 
 // Define main Stock schema
-const StockSchema = new mongoose.Schema({
+const StockSchema = new mongoose.Schema(
+  {
     userId: {
       type: mongoose.Schema.Types.ObjectId,
-    refPath: 'User',
+      refPath: "User",
       required: true,
+      unique: true,
     },
     products: [ProductRecordSchema],
-}, { timestamps: true, versionKey: false });
+  },
+  { timestamps: true, versionKey: false }
+);
 
-export const PDStock = mongoose.model('PDStock', StockSchema);
+export const PDStock = mongoose.model("PDStock", StockSchema);

resources/Stock/StockController.js

@@ -202,37 +202,53 @@ export const getProductsAndStockByRD = async (req, res) => {
 };
 
 // Create or Update Stock
-export const createOrUpdateStock = async (req, res) => {
+export const createOrUpdateInventory = async (req, res) => {
   const userId = req.user._id;
   try {
     const { products } = req.body; // products: [{ productid, Stock }]
+    console.log(products);
+    // Fetch all products in the system
+    const allProducts = await Product.find({}, "_id SKU"); // Fetch only _id and SKU fields
+    const allProductIds = allProducts.map((p) => p._id.toString());
 
-    // Get all product IDs from the Product collection
+    // Find existing stock data for the user
-    const allProducts = await Product.find({}, "_id"); // Fetch only the _id field
-    const allProductIds = allProducts.map((p) => p._id.toString()); // Convert to string array
-
-    // Initialize stock for all products as 0
-    const updatedProducts = allProductIds.map((productId) => {
-      const productInRequest = products.find((p) => p.productid === productId);
-
-      return {
-        productid: productId,
-        Stock: productInRequest ? productInRequest.Stock : 0,
-      };
-    });
-
-    // Check if stock entry already exists for the user
     let stock = await PDStock.findOne({ userId });
 
+    const updatedProducts = allProductIds.map((productId) => {
+      const productInRequest = products.find((p) => p.productid === productId);
+      const existingProduct = stock?.products.find(
+        (p) => p.productid.toString() === productId
+      );
+
+      if (existingProduct) {
+        // Product exists, only update opening inventory
+        return {
+          ...existingProduct,
+          openingInventory: productInRequest
+            ? productInRequest.Stock
+            : existingProduct.openingInventory,
+        };
+      } else {
+        // New product, set both stock and opening inventory to the same value
+        console.log("came here ");
+        return {
+          productid: productId,
+          SKU: allProducts.find((p) => p._id.toString() === productId).SKU,
+          openingInventory: productInRequest ? productInRequest.Stock : 0,
+          Stock: productInRequest ? productInRequest.Stock : 0,
+        };
+      }
+    });
+
     if (stock) {
-      // Replace stock with the updated product list
+      // Update existing stock entry
       stock.products = updatedProducts;
       await stock.save();
       return res
         .status(200)
         .json({ message: "Stock updated successfully", stock });
     } else {
-      // Create a new stock entry if it doesn't exist
+      // Create new stock entry
       const newStock = new PDStock({ userId, products: updatedProducts });
       await newStock.save();
       return res
@@ -247,10 +263,10 @@ export const createOrUpdateStock = async (req, res) => {
 
 export const getStockPD = async (req, res) => {
   try {
-    const userId = req.user._id; // userId is provided in the URL
+    const userId = req.user._id; // userId from request
 
     // Fetch all products with their _id, name, and SKU
-    const allProducts = await Product.find({}, "_id name SKU"); // Adjust field names if needed
+    const allProducts = await Product.find({}, "_id name SKU");
 
     // Map products into an object for easy access
     const productMap = new Map(
@@ -265,23 +281,35 @@ export const getStockPD = async (req, res) => {
     if (stock) {
       // Create a map of product stocks from the user's stock
       const stockMap = new Map(
-        stock.products.map((p) => [p.productid.toString(), p.Stock])
+        stock.products.map((p) => [
+          p.productid.toString(),
+          { Stock: p.Stock, openingInventory: p.openingInventory || 0 },
+        ])
       );
 
-      // Iterate over all products, assigning stock or initializing to 0
+      // Iterate over all products, assigning stock and opening inventory
+      productsWithStock = allProducts.map((product) => {
+        const productStock = stockMap.get(product._id.toString()) || {
+          Stock: 0,
+          openingInventory: 0,
+        };
+
+        return {
+          productid: product._id,
+          name: product.name,
+          SKU: product.SKU,
+          Stock: productStock.Stock,
+          openingInventory: productStock.openingInventory,
+        };
+      });
+    } else {
+      // If no stock entry exists, initialize all products with stock and opening inventory as 0
       productsWithStock = allProducts.map((product) => ({
         productid: product._id,
         name: product.name,
         SKU: product.SKU,
-        Stock: stockMap.get(product._id.toString()) || 0,
-      }));
-    } else {
-      // If no stock entry exists, initialize all products with stock 0
-      productsWithStock = allProducts.map((product) => ({
-        productid: product._id,
-        name: product.name,
-        sku: product.sku,
         Stock: 0,
+        openingInventory: 0,
       }));
     }
 

resources/Stock/StockRoute.js

@@ -1,6 +1,6 @@
 import express from "express";
 import {
-  createOrUpdateStock,
+  createOrUpdateInventory,
   getProductsAndStockByPD,
   getProductsAndStockByRD,
   getStockPD,
@@ -11,7 +11,7 @@ const router = express.Router();
 
 router.get("/pd/stock/:userId", isAuthenticatedUser, getProductsAndStockByPD);
 router.get("/pd/stock", isAuthenticatedUser, getStockPD);
-router.put("/pd/stock-update", isAuthenticatedUser, createOrUpdateStock);
+router.put("/pd/stock-update", isAuthenticatedUser, createOrUpdateInventory);
 router.get(
   "/rd/stock/:userId",
   isAuthenticatedUser,