Moving PayButton handler to public controller

BTCPayServer/Controllers/PublicController.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Models.StoreViewModels;
+using BTCPayServer.Services.Stores;
+using Microsoft.AspNetCore.Cors;
+using Microsoft.AspNetCore.Mvc;
+
+namespace BTCPayServer.Controllers
+{
+    public class PublicController : Controller
+    {
+        public PublicController(InvoiceController invoiceController,
+            StoreRepository storeRepository)
+        {
+            _InvoiceController = invoiceController;
+            _StoreRepository = storeRepository;
+        }
+        
+        private InvoiceController _InvoiceController;
+        private StoreRepository _StoreRepository;
+
+        [HttpPost]
+        [Route("/pay/{storeId}")]
+        [IgnoreAntiforgeryToken]
+        [EnableCors(CorsPolicies.All)]
+        public async Task<IActionResult> PayButtonHandle(string storeId, [FromForm]PayButtonViewModel model)
+        {
+            var store = await _StoreRepository.FindStore(storeId);
+            if (store == null)
+                ModelState.AddModelError("Store", "Invalid store");
+
+            // TODO: extract validation to model
+            if (model.Price <= 0)
+                ModelState.AddModelError("Price", "Price must be greater than 0");
+
+            if (!ModelState.IsValid)
+                return View();
+
+            var invoice = await _InvoiceController.CreateInvoiceCore(new NBitpayClient.Invoice()
+            {
+                Price = model.Price,
+                Currency = model.Currency,
+                ItemDesc = model.CheckoutDesc,
+                OrderId = model.OrderId,
+                BuyerEmail = model.NotifyEmail,
+                NotificationURL = model.ServerIpn,
+                RedirectURL = model.BrowserRedirect,
+                FullNotifications = true
+            }, store, HttpContext.Request.GetAbsoluteRoot());
+            return Redirect(invoice.Data.Url);
+        }
+
+        [HttpGet]
+        [Route("/paybuttontest")]
+        public IActionResult PayButtonTest()
+        {
+            return View();
+        }
+    }
+}