1 files changed, 37 insertions, 8 deletions
diff --git a/engine/Dynamic/DynamicMenu.go b/engine/Dynamic/DynamicMenu.go
index a1f3cd0..33efc1f 100644
--- a/engine/Dynamic/DynamicMenu.go
+++ b/engine/Dynamic/DynamicMenu.go
@@ -11,10 +11,14 @@ import (
 	rl "github.com/gen2brain/raylib-go/raylib"
 )
 
+const RefreshButton int32 = rl.KeyF5
+
 // Represents a menu variant that is loaded from a file
 type DynamicMenu struct {
 	FileLocation string
 	baseMenu *ui.Menu
+
+	manager *coreobjects.SceneManager
 }
 
 func (base *DynamicMenu) Create(manager *coreobjects.SceneManager) {
@@ -25,6 +29,7 @@ func (base *DynamicMenu) Create(manager *coreobjects.SceneManager) {
 			Contents: &ui.Void{},
 		}
 	}
+	base.manager = manager
 	base.baseMenu.Create(manager)
 }
 
@@ -33,6 +38,13 @@ func (base *DynamicMenu) Destroy() {
 }
 
 func (base *DynamicMenu) Update() {
+	if rl.IsKeyReleased(RefreshButton) {
+		rl.TraceLog(rl.LogInfo, "Reloading the menu '%v'...", base.FileLocation)
+		var err = base.Reload()
+		if err != nil {
+			rl.TraceLog(rl.LogWarning, "Failed to reload a dynamic menu '%v': %v", base.FileLocation, err.Error())
+		}
+	}
 	base.baseMenu.Update()
 }
 
@@ -54,18 +66,35 @@ func (base *DynamicMenu) String() string {
 
 // Loads the menu from the file. Does not initialize it
 func (base *DynamicMenu) LoadMenu() error {
-	var file, fErr = os.ReadFile(base.FileLocation)
-	if fErr != nil {
-		return fErr
-	}
-	var descriptor = descriptors.MenuDescriptor{}
-	if jsonErr := json.Unmarshal(file, &descriptor); jsonErr != nil {
-		return jsonErr
+	var parsed, parseErr = base.readMenu()
+	if parseErr != nil {
+		return parseErr
 	}
-	var parsed, parseErr = descriptor.Parse()
+	base.baseMenu = parsed
+	return nil
+}
+
+func (base *DynamicMenu) Reload() error {
+	var parsed, parseErr = base.readMenu()
 	if parseErr != nil {
 		return parseErr
 	}
+	base.baseMenu.Destroy()
 	base.baseMenu = parsed
+	base.baseMenu.Create(base.manager)
 	return nil
 }
+
+// Tries to read a base menu from the file
+func (base *DynamicMenu) readMenu() (*ui.Menu, error) {
+	var file, fErr = os.ReadFile(base.FileLocation)
+	if fErr != nil {
+		return nil, fErr
+	}
+	var descriptor = descriptors.MenuDescriptor{}
+	if jsonErr := json.Unmarshal(file, &descriptor); jsonErr != nil {
+		return nil, jsonErr
+	}
+	return descriptor.Parse()
+}
+