feat(shop): wire storefront buy path to server cart

Connect product options/add-cart, server cart checkout payloads,
favorite/rebuy/receipt REST, and order-center actions without
localStorage dual-read or hardcoded cart/orders URL hacks.

assets/js/order-center.js

@@ -46,19 +46,27 @@
     }
 
     /* ── REST helper ── */
-    function request(path, body) {
-        return fetch("/wp-json/aksrt/v1" + path, {
-            method: "POST",
+    function restRoot() {
+        return ((aksrtData.siteUrl || "").replace(/\/$/, "")) + "/wp-json/aksrt/v1";
+    }
+
+    function request(path, body, method) {
+        return fetch(restRoot() + path, {
+            method: method || "POST",
             headers: {
                 "Content-Type": "application/json",
                 "X-WP-Nonce": aksrtData.restNonce
             },
-            body: JSON.stringify(body || {})
+            body: body === undefined ? undefined : JSON.stringify(body || {})
         }).then(function (response) {
             return response.json();
         });
     }
 
+    function cartUrl() {
+        return aksrtData.cartUrl || (aksrtData.routes && aksrtData.routes.cart) || "/";
+    }
+
     /* ── 扫码支付弹层（微信 Native code_url 等）── */
     function showPaymentQr(content, orderNumber) {
         var existing = document.getElementById("aksrt-pay-qr-overlay");
@@ -118,12 +126,12 @@
 
     function updateCardStatus(card, newStatus, statusLabel) {
         if (!card) return;
-        var badge = card.querySelector(".aksrt-orders-page__item-badge");
+        var badge = card.querySelector(".aksrt-orders-page__card-status, .aksrt-orders-page__item-badge");
         if (badge) {
             badge.textContent = statusLabel || newStatus;
         }
         // Hide action buttons that are no longer relevant
-        var actions = card.querySelectorAll("[data-aksrt-order-pay], [data-aksrt-order-cancel], [data-aksrt-order-after-sale]");
+        var actions = card.querySelectorAll("[data-aksrt-order-pay], [data-aksrt-order-cancel], [data-aksrt-order-after-sale], [data-aksrt-order-receipt], [data-aksrt-order-rebuy]");
         for (var i = 0; i < actions.length; i++) {
             actions[i].style.display = "none";
         }
@@ -216,6 +224,75 @@
 
     /* ── Event delegation ── */
     page.addEventListener("click", function (event) {
+        // Timeline toggle
+        var timelineToggle = event.target.closest("[data-aksrt-toggle-timeline]");
+        if (timelineToggle) {
+            var timeline = timelineToggle.closest("[data-aksrt-timeline]");
+            var body = timeline ? timeline.querySelector(".aksrt-orders-page__timeline-body") : null;
+            if (body) body.hidden = !body.hidden;
+            return;
+        }
+
+        // Confirm receipt
+        var receiptBtn = event.target.closest("[data-aksrt-order-receipt]");
+        if (receiptBtn) {
+            var receiptOrder = receiptBtn.getAttribute("data-aksrt-order-receipt");
+            if (!receiptOrder) return;
+            if (!window.confirm("确认已收到货物？")) return;
+            receiptBtn.disabled = true;
+            request("/shop/frontend/orders/" + receiptOrder + "/confirm-receipt", {})
+                .then(function (result) {
+                    receiptBtn.disabled = false;
+                    if (!result || !result.success) {
+                        showToast((result && result.message) || "确认收货失败");
+                        return;
+                    }
+                    showToast("已确认收货");
+                    updateCardStatus(findOrderCard(receiptOrder), "completed", "已完成");
+                })
+                .catch(function () {
+                    receiptBtn.disabled = false;
+                    showToast("网络错误");
+                });
+            return;
+        }
+
+        // Rebuy
+        var rebuyBtn = event.target.closest("[data-aksrt-order-rebuy]");
+        if (rebuyBtn) {
+            var rebuyOrder = rebuyBtn.getAttribute("data-aksrt-order-rebuy");
+            if (!rebuyOrder) return;
+            rebuyBtn.disabled = true;
+            request("/shop/frontend/orders/" + rebuyOrder + "/rebuy", {})
+                .then(function (result) {
+                    rebuyBtn.disabled = false;
+                    if (!result || !result.success) {
+                        showToast((result && result.message) || "再次购买失败");
+                        return;
+                    }
+                    showToast("已加入购物车");
+                    window.location.href = cartUrl();
+                })
+                .catch(function () {
+                    rebuyBtn.disabled = false;
+                    showToast("网络错误");
+                });
+            return;
+        }
+
+        // Review — jump to product if possible
+        var reviewBtn = event.target.closest("[data-aksrt-order-review]");
+        if (reviewBtn) {
+            var card = reviewBtn.closest("[data-aksrt-order-card]");
+            var productLink = card ? card.querySelector("a[href*='product']") : null;
+            if (productLink && productLink.href) {
+                window.location.href = productLink.href + (productLink.href.indexOf("#") >= 0 ? "" : "#reviews");
+            } else {
+                showToast("请到商品详情页评价");
+            }
+            return;
+        }
+
         // Pay
         var payButton = event.target.closest("[data-aksrt-order-pay]");
         if (payButton) {