Points now subtract from costs

2026-04-15 02:44:14 -06:00
parent 47f60dc309
commit dfc3d627c8
6 changed files with 192 additions and 7 deletions
--- a/web/app/cart/page.js
+++ b/web/app/cart/page.js
@@ -87,6 +87,7 @@ export default function CartPage() {
    removeItem,
    clearCart,
    applyCoupon,
+    applyPoints,
    removeCoupon,
    checkout,
    cancelCheckout,
@@ -98,6 +99,10 @@ export default function CartPage() {
  const [couponSuccess, setCouponSuccess] = useState(null);
  const [couponLoading, setCouponLoading] = useState(false);

+  const [pointsLoading, setPointsLoading] = useState(false);
+  const [pointsError, setPointsError] = useState(null);
+  const [optimisticPointsApplied, setOptimisticPointsApplied] = useState(null);
+
  const [checkoutLoading, setCheckoutLoading] = useState(false);
  const [checkoutError, setCheckoutError] = useState(null);
  const [clientSecret, setClientSecret] = useState(null);
@@ -118,6 +123,8 @@ export default function CartPage() {
      cart.items.forEach((i) => (map[i.cartItemId] = i.quantity));
      setLocalQuantities(map);
    }
+    // Sync optimistic state back to server truth whenever cart updates
+    setOptimisticPointsApplied(null);
  }, [cart]);

  // If the cart arrives already locked (e.g. user closed the page mid-checkout)
@@ -184,6 +191,20 @@ export default function CartPage() {
    }
  }

+  async function handleTogglePoints(checked) {
+    setOptimisticPointsApplied(checked);
+    setPointsLoading(true);
+    setPointsError(null);
+    try {
+      await applyPoints(checked);
+    } catch (err) {
+      setOptimisticPointsApplied(null);
+      setPointsError(err.message || "Failed to apply loyalty points.");
+    } finally {
+      setPointsLoading(false);
+    }
+  }
+
  async function handleRemoveCoupon() {
    setCouponLoading(true);
    setCouponError(null);
@@ -213,6 +234,7 @@ export default function CartPage() {
      } 
      
      else if (result?.status === "succeeded") {
+        refreshUser().catch(() => {});
        setConfirmed(true);
      }
    } 
@@ -341,7 +363,7 @@ export default function CartPage() {
            {parseFloat(cart.discountAmount ?? 0) > 0 && (
              <div className="cart-summary-row cart-summary-discount">
                <span>
-                  Discount
+                  Coupon discount
                  {cart.couponCode && ` (${cart.couponCode}`}
                  {(() => {
                    const t = cart.couponDiscountType?.toUpperCase();
@@ -356,15 +378,21 @@ export default function CartPage() {
                <span>−${parseFloat(cart.discountAmount).toFixed(2)}</span>
              </div>
            )}
+            {parseFloat(cart.pointsDiscountAmount ?? 0) > 0 && (
+              <div className="cart-summary-row cart-summary-discount">
+                <span>Loyalty discount ({Math.round(parseFloat(cart.pointsDiscountAmount) * 20)} pts)</span>
+                <span>−${parseFloat(cart.pointsDiscountAmount).toFixed(2)}</span>
+              </div>
+            )}
            <div className="cart-summary-row cart-summary-total">
              <span>Total</span>
              <div className="cart-total-prices">
-                {parseFloat(cart.discountAmount ?? 0) > 0 && (
+                {(parseFloat(cart.discountAmount ?? 0) > 0 || parseFloat(cart.pointsDiscountAmount ?? 0) > 0) && (
                  <span className="cart-total-original">
                    ${parseFloat(cart.subtotalAmount ?? 0).toFixed(2)}
                  </span>
                )}
-                <span className={parseFloat(cart.discountAmount ?? 0) > 0 ? "cart-total-discounted" : ""}>
+                <span className={(parseFloat(cart.discountAmount ?? 0) > 0 || parseFloat(cart.pointsDiscountAmount ?? 0) > 0) ? "cart-total-discounted" : ""}>
                  ${parseFloat(cart.totalAmount ?? 0).toFixed(2)}
                </span>
              </div>
@@ -382,6 +410,36 @@ export default function CartPage() {
              </div>
            )}

+            {user?.role === "CUSTOMER" && (
+              <div className="cart-points-section">
+                <div className="cart-points-balance-row">
+                  <span>Your points balance:</span>
+                  <strong>{cart.availableLoyaltyPoints ?? 0} pts</strong>
+                </div>
+                {(cart.availableLoyaltyPoints ?? 0) < 20 ? (
+                  <p className="cart-points-msg">You need at least 20 points to redeem $1.</p>
+                ) : (
+                  <label className="cart-points-label">
+                    <input
+                      type="checkbox"
+                      className="cart-points-checkbox"
+                      checked={optimisticPointsApplied !== null ? optimisticPointsApplied : !!cart.pointsApplied}
+                      disabled={pointsLoading}
+                      onChange={(e) => handleTogglePoints(e.target.checked)}
+                    />
+                    Use loyalty points for this purchase
+                  </label>
+                )}
+                {pointsError && <p className="cart-points-msg" style={{ color: "#dc2626" }}>{pointsError}</p>}
+                {(optimisticPointsApplied ?? !!cart.pointsApplied) && parseFloat(cart.pointsDiscountAmount ?? 0) > 0 && (
+                  <div className="cart-points-applied-detail">
+                    <span>Applying {Math.round(parseFloat(cart.pointsDiscountAmount) * 20)} pts:</span>
+                    <span>${parseFloat(cart.pointsDiscountAmount).toFixed(2)} off</span>
+                  </div>
+                )}
+              </div>
+            )}
+
            <div className="cart-coupon-section">
              {cart.couponCode && (
                <div className="cart-coupon-applied">
--- a/web/app/globals.css
+++ b/web/app/globals.css
@@ -2417,6 +2417,71 @@ body {
  text-align: center;
 }

+.cart-points-section {
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+  margin-top: 0.75rem;
+  padding-top: 0.75rem;
+  border-top: 1px solid #e5e7eb;
+}
+
+.cart-points-balance-row {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  font-size: 0.9rem;
+  color: #374151;
+}
+
+.cart-points-balance-row strong {
+  color: #7c3aed;
+  font-weight: 700;
+}
+
+.cart-points-label {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  font-size: 0.9rem;
+  color: #374151;
+  cursor: pointer;
+  user-select: none;
+}
+
+.cart-points-label:has(.cart-points-checkbox:disabled) {
+  cursor: not-allowed;
+  opacity: 0.6;
+}
+
+.cart-points-checkbox {
+  width: 1rem;
+  height: 1rem;
+  accent-color: #7c3aed;
+  cursor: pointer;
+  flex-shrink: 0;
+}
+
+.cart-points-msg {
+  font-size: 0.82rem;
+  color: #6b7280;
+  margin: 0;
+  font-style: italic;
+}
+
+.cart-points-applied-detail {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  background: #f5f3ff;
+  border: 1px solid #ddd6fe;
+  border-radius: 6px;
+  padding: 0.4rem 0.7rem;
+  font-size: 0.85rem;
+  color: #5b21b6;
+  font-weight: 500;
+}
+
 .cart-coupon-section {
  display: flex;
  flex-direction: column;
--- a/web/context/CartContext.js
+++ b/web/context/CartContext.js
@@ -10,6 +10,7 @@ import {
  apiClearCart,
  apiApplyCoupon,
  apiRemoveCoupon,
+  apiApplyPoints,
  apiCheckout,
  apiCancelCheckout,
 } from "@/lib/cartApi";
@@ -125,6 +126,17 @@ export function CartProvider({ children }) {
    [token, selectedStoreId]
  );

+  const applyPoints = useCallback(
+    async (useLoyaltyPoints) => {
+      if (!token || !selectedStoreId) throw new Error("Select a store first");
+      const updated = await apiApplyPoints(token, selectedStoreId, useLoyaltyPoints);
+      setCart(updated);
+
+      return updated;
+    },
+    [token, selectedStoreId]
+  );
+
  const removeCoupon = useCallback(
    async () => {
      if (!token || !selectedStoreId) throw new Error("Select a store first");
@@ -171,6 +183,7 @@ export function CartProvider({ children }) {
        removeItem,
        clearCart,
        applyCoupon,
+        applyPoints,
        removeCoupon,
        checkout,
        cancelCheckout,
--- a/web/lib/cartApi.js
+++ b/web/lib/cartApi.js
@@ -73,6 +73,15 @@ export async function apiApplyCoupon(token, storeId, couponCode) {
  return handleResponse(res);
 }

+export async function apiApplyPoints(token, storeId, useLoyaltyPoints) {
+  const res = await fetch(`${BASE}/apply-points?storeId=${storeId}&useLoyaltyPoints=${useLoyaltyPoints}`, {
+    method: "POST",
+    headers: authHeaders(token),
+  });
+
+  return handleResponse(res);
+}
+
 export async function apiRemoveCoupon(token, storeId) {
  const res = await fetch(`${BASE}/coupon?storeId=${storeId}`, {
    method: "DELETE",