feat: unify native API invocation with async callbacks (#1476)

bind/desktop/main.go

@@ -6,9 +6,15 @@ package main
 
 typedef void (*TaskEventCallback)(char* payload);
 
+typedef void (*InvokeResultCallback)(uint64_t request_id, int success, char* payload);
+
 static void callTaskEventCallback(uintptr_t callback, char* payload) {
 	((TaskEventCallback)callback)(payload);
 }
+
+static void callInvokeResultCallback(uintptr_t callback, uint64_t request_id, int success, char* payload) {
+	((InvokeResultCallback)callback)(request_id, success, payload);
+}
 */
 import "C"
 import (
@@ -16,6 +22,7 @@ import (
 	"fmt"
 	"unsafe"
 
+	nativebridge "github.com/GopeedLab/gopeed/bind/native"
 	"github.com/GopeedLab/gopeed/pkg/rest"
 	"github.com/GopeedLab/gopeed/pkg/rest/model"
 )
@@ -35,12 +42,13 @@ func Start(cfg *C.char) (int, *C.char) {
 	if err != nil {
 		return 0, C.CString(err.Error())
 	}
+	nativebridge.ResumeInvokes()
 	return realPort, nil
 }
 
 //export Stop
 func Stop() {
-	rest.Stop()
+	nativebridge.Stop()
 }
 
 //export GetAPIServerState
@@ -75,14 +83,39 @@ func apiServerResult(state *model.APIServerState, err error) string {
 	return string(data)
 }
 
-//export Invoke
-func Invoke(method *C.char, path *C.char, query *C.char, body *C.char) *C.char {
-	return C.CString(rest.Invoke(
+//export InvokeAsync
+func InvokeAsync(
+	method *C.char,
+	path *C.char,
+	query *C.char,
+	body *C.char,
+	requestID C.ulonglong,
+	callback C.uintptr_t,
+) {
+	if callback == 0 {
+		return
+	}
+	complete := func(result string, err error) {
+		success := C.int(1)
+		payload := result
+		if err != nil {
+			success = 0
+			payload = err.Error()
+		}
+		C.callInvokeResultCallback(
+			callback,
+			C.uint64_t(requestID),
+			success,
+			C.CString(payload),
+		)
+	}
+	nativebridge.InvokeAsync(
 		C.GoString(method),
 		C.GoString(path),
 		C.GoString(query),
 		C.GoString(body),
-	))
+		complete,
+	)
 }
 
 //export SubscribeTaskEvents