From f965df5ef215c609c790e4c164b4c6b22c41c28b Mon Sep 17 00:00:00 2001
From: Nicolas Lepage <19571875+nlepage@users.noreply.github.com>
Date: Wed, 27 Nov 2019 00:58:05 +0100
Subject: [PATCH] :construction:

---
 serve.go | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 serve.go

diff --git a/serve.go b/serve.go
new file mode 100644
index 0000000..2a67d12
--- /dev/null
+++ b/serve.go
@@ -0,0 +1,44 @@
+package wasmhttp
+
+import (
+	"net/http"
+	"os"
+	"syscall/js"
+)
+
+// Serve serves HTTP requests using handler or http.DefaultServeMux if handler is nil
+func Serve(handler http.Handler) func() {
+	h := handler
+	if h == nil {
+		h = http.DefaultServeMux
+	}
+
+	cb := js.FuncOf(func(_ js.Value, args []js.Value) interface{} {
+		jsReq := Request(args[0])
+
+		var resolveRes func(interface{})
+		var res = NewPromise(func(resolve, _ func(interface{})) {
+			resolveRes = resolve
+		})
+
+		go func() {
+			req, err := jsReq.HTTPRequest()
+			if err != nil {
+				//FIXME reject
+				panic(err)
+			}
+
+			res := NewResponseWriter()
+
+			handler.ServeHTTP(res, req)
+
+			resolveRes(res.JSResponse())
+		}()
+
+		return res.Value()
+	})
+
+	js.Global().Get("wasmhttp").Call("RegisterHandler", os.Getenv("WASMHTTP_HANDLER_ID"), cb)
+
+	return cb.Release
+}