Restore Paystack Inline in-page sheet/modal; stop separate-browser checkout.

Pass access_code through pay responses and launch PaystackPop from the shared sheet instead of window.open.

resources/js/app.js

@@ -164,6 +164,9 @@ Alpine.data('miniPaymentLanding', (config = {}) => ({
     errorMsg: config.errorMsg ?? '',
     showSheet: false,
     checkoutUrl: '',
+    accessCode: '',
+    publicKey: '',
+    returnUrl: '',
     paymentSheetStyle: '',
     sheetBleedStyle: '',
 
@@ -218,7 +221,10 @@ Alpine.data('miniPaymentLanding', (config = {}) => ({
         this.errorMsg = '';
         this.loading = true;
         this.checkoutUrl = '';
-        // Show sheet/modal immediately; Paystack opens from the in-sheet Continue CTA.
+        this.accessCode = '';
+        this.publicKey = '';
+        this.returnUrl = '';
+        // Show sheet/modal immediately; Paystack Inline opens in-page from the sheet.
         this.showSheet = true;
 
         const controller = new AbortController();
@@ -245,7 +251,7 @@ Alpine.data('miniPaymentLanding', (config = {}) => ({
                 this.errorMsg = apiError || (`Could not start payment (${res.status}). Please try again.`);
                 return;
             }
-            if (!data.checkout_url) {
+            if (!data.checkout_url && !data.access_code) {
                 this.showSheet = false;
                 this.errorMsg = 'Could not start payment. Please try again.';
                 return;
@@ -255,7 +261,10 @@ Alpine.data('miniPaymentLanding', (config = {}) => ({
             // (cross-origin iframe is blank / looks like "Pay did nothing").
             const useSheet = data.provider !== 'mtn_momo';
             if (useSheet) {
-                this.checkoutUrl = data.checkout_url;
+                this.checkoutUrl = data.checkout_url || '';
+                this.accessCode = data.access_code || '';
+                this.publicKey = data.public_key || '';
+                this.returnUrl = data.callback_url || '';
             } else {
                 this.showSheet = false;
                 window.location.assign(data.checkout_url);