Changes

src/lib/shopify.ts

@@ -138,7 +138,29 @@ export const STOREFRONT_PRODUCTS_QUERY = `
 // Cart mutations
 export const CART_QUERY = `
   query cart($id: ID!) {
-    cart(id: $id) { id totalQuantity }
+    cart(id: $id) { 
+      id 
+      totalQuantity
+      checkoutUrl
+      lines(first: 100) {
+        edges {
+          node {
+            id
+            quantity
+            merchandise {
+              ... on ProductVariant {
+                id
+                title
+                price {
+                  amount
+                  currencyCode
+                }
+              }
+            }
+          }
+        }
+      }
+    }
   }
 `;