"Deny when out of stock" behavior improvements 1928

imports/plugins/included/product-detail-simple/client/containers/productDetailContainer.js

@@ -5,7 +5,7 @@ import { composeWithTracker } from "/lib/api/compose";
 import { Meteor } from "meteor/meteor";
 import { ReactionProduct } from "/lib/api";
 import { Reaction, i18next, Logger } from "/client/api";
-import { Tags, Media } from "/lib/collections";
+import { Tags, Media, Cart } from "/lib/collections";
 import { Loading } from "/imports/plugins/core/ui/client/components";
 import { ProductDetail, ProductNotFound } from "../components";
 import { SocialContainer, VariantListContainer } from "./";
@@ -30,6 +30,9 @@ class ProductDetailContainer extends Component {
   handleAddToCart = () => {
     let productId;
     let quantity;
+    let maxQuantity;
+    let totalQuantity;
+    let storedQuantity = 0;
     const currentVariant = ReactionProduct.selectedVariant();
     const currentProduct = ReactionProduct.selectedProduct();
 
@@ -56,12 +59,51 @@ class ProductDetailContainer extends Component {
         return [];
       }
 
+      if (this.props.storedCart && this.props.storedCart.items) {
+        this.props.storedCart.items.forEach((item) => {
+          if (item.variants._id === currentVariant._id) {
+            storedQuantity = item.quantity;
+          }
+        });
+      }
+
       quantity = parseInt(this.state.cartQuantity, 10);
+      totalQuantity = quantity + storedQuantity;
+      maxQuantity = currentVariant.inventoryQuantity;
 
       if (quantity < 1) {
         quantity = 1;
       }
 
+      if (currentVariant.inventoryPolicy && quantity > maxQuantity && storedQuantity < maxQuantity) {
+        Alerts.inline("Your product quantity has been adjusted to the max quantity in stock", "warning", {
+          placement: "productDetail",
+          i18nKey: "admin.inventoryAlerts.adjustedQuantity",
+          autoHide: 10000
+        });
+        quantity = maxQuantity - storedQuantity;
+        totalQuantity = maxQuantity;
+      }
+
+      if (currentVariant.inventoryPolicy && totalQuantity > maxQuantity && storedQuantity < maxQuantity && quantity < maxQuantity) {
+        Alerts.inline("Your product quantity has been adjusted to the max quantity in stock", "warning", {
+          placement: "productDetail",
+          i18nKey: "admin.inventoryAlerts.adjustedQuantity",
+          autoHide: 10000
+        });
+        quantity = maxQuantity - storedQuantity;
+        totalQuantity = maxQuantity;
+      }
+
+      if (currentVariant.inventoryPolicy && totalQuantity > maxQuantity) {
+        Alerts.inline("Sorry, this item is out of stock!", "error", {
+          placement: "productDetail",
+          i18nKey: "productDetail.outOfStock",
+          autoHide: 10000
+        });
+        return [];
+      }
+
       if (!currentProduct.isVisible) {
         Alerts.inline("Publish product before adding to cart.", "error", {
           placement: "productDetail",
@@ -182,7 +224,8 @@ class ProductDetailContainer extends Component {
 
 ProductDetailContainer.propTypes = {
   media: PropTypes.arrayOf(PropTypes.object),
-  product: PropTypes.object
+  product: PropTypes.object,
+  storedCart: PropTypes.object
 };
 
 function composer(props, onData) {
@@ -198,7 +241,7 @@ function composer(props, onData) {
     productSub = Meteor.subscribe("Product", productId);
   }
 
-  if (productSub && productSub.ready() && tagSub.ready()) {
+  if (productSub && productSub.ready() && tagSub.ready() && Reaction.Subscriptions.Cart.ready()) {
     // Get the product
     const product = ReactionProduct.setProduct(productId, variantId);
 
@@ -282,6 +325,8 @@ function composer(props, onData) {
 
       const topVariants = ReactionProduct.getTopVariants();
 
+      const storedCart = Cart.findOne();
+
       onData(null, {
         variants: topVariants,
         layout: product.template || "productDetailSimple",
@@ -291,7 +336,8 @@ function composer(props, onData) {
         media: mediaArray,
         editable,
         viewAs: viewProductAs,
-        hasAdminPermission: Reaction.hasPermission(["createProduct"])
+        hasAdminPermission: Reaction.hasPermission(["createProduct"]),
+        storedCart
       });
     } else {
       // onData must be called with composeWithTracker, or else the loading icon will show forever.

imports/plugins/included/product-detail-simple/server/i18n/en.json

@@ -6,6 +6,9 @@
       "admin": {
         "settings": {
           "productDetailsLabel": "Product Details"
+        },
+        "inventoryAlerts": {
+          "adjustedQuantity": "Your product quantity has been adjusted to the max quantity in stock"
         }
       }
     }