From 5117847740090c68383ff5eb4b146958bd853e49 Mon Sep 17 00:00:00 2001
From: mountain <mountain@action2quare.com>
Date: Tue, 5 Sep 2023 11:56:53 +0900
Subject: [PATCH] =?UTF-8?q?MakeHttpApiReceiverByValue=20=EC=B6=94=EA=B0=80?=
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---
 server.go | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/server.go b/server.go
index 2cef02e..c79e74e 100644
--- a/server.go
+++ b/server.go
@@ -613,6 +613,49 @@ type HttpApiReceiver struct {
 	methods map[string]apiFuncType
 }
 
+func MakeHttpApiReceiverByValue(receiver reflect.Value) HttpApiReceiver {
+	methods := make(map[string]apiFuncType)
+
+	tp := receiver.Type()
+	name := tp.Elem().Name()
+	for i := 0; i < tp.NumMethod(); i++ {
+		method := tp.Method(i)
+		if method.Type.NumIn() != 3 {
+			continue
+		}
+
+		if method.Type.In(0) != tp {
+			continue
+		}
+
+		var w http.ResponseWriter
+		if method.Type.In(1) != reflect.TypeOf(w) {
+			continue
+		}
+
+		var r http.Request
+		if method.Type.In(2) != reflect.TypeOf(&r) {
+			continue
+		}
+
+		if method.Name == "ServeHTTP" {
+			continue
+		}
+
+		funcptr := method.Func.Pointer()
+		p1 := unsafe.Pointer(&funcptr)
+		p2 := unsafe.Pointer(&p1)
+		testfunc := (*func(*T, http.ResponseWriter, *http.Request))(p2)
+		methods[name+"."+method.Name] = func(w http.ResponseWriter, r *http.Request) {
+			(*testfunc)(receiver.Interface(), w, r)
+		}
+	}
+
+	return HttpApiReceiver{
+		methods: methods,
+	}
+}
+
 func MakeHttpApiReceiver[T any](receiver *T) HttpApiReceiver {
 	methods := make(map[string]apiFuncType)