Radical JS runtime overhaul. New @wailsio/runtime package

v3/pkg/application/messageprocessor_system.go

@@ -6,6 +6,7 @@ import (
 
 const (
 	SystemIsDarkMode = 0
+	Environment      = 1
 )
 
 var systemMethodNames = map[int]string{
@@ -17,6 +18,8 @@ func (m *MessageProcessor) processSystemMethod(method int, rw http.ResponseWrite
 	switch method {
 	case SystemIsDarkMode:
 		m.json(rw, globalApplication.IsDarkMode())
+	case Environment:
+		m.json(rw, globalApplication.Environment())
 	default:
 		m.httpError(rw, "Unknown system method: %d", method)
 	}