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Chapter 19/Beginning of Chapter/sportsstore/dist/data/cart_models.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.removeLine = exports.addLine = exports.createCart = void 0;
+const createCart = () => ({ lines: [] });
+exports.createCart = createCart;
+const addLine = (cart, productId, quantity) => {
+    const line = cart.lines.find(l => l.productId == productId);
+    if (line !== undefined) {
+        line.quantity += quantity;
+    }
+    else {
+        cart.lines.push({ productId, quantity });
+    }
+};
+exports.addLine = addLine;
+const removeLine = (cart, productId) => {
+    cart.lines = cart.lines.filter(l => l.productId !== productId);
+};
+exports.removeLine = removeLine;