IconData refact

icon_data.go

@@ -12,27 +12,23 @@ type SingleIcon struct {
 	Height int `json:"height"`
 }
 
-// Icon data. Contains sm+lg (for uploaded image) OR stub+letters+color (for icon generated from display name)
+// Icon data. For icon generated from display name contains Letters + Color fields.
 type IconData struct {
 	// Small icon
-	Sm *SingleIcon `json:"sm,omitempty"`
+	Sm SingleIcon `json:"sm"`
 
 	// Large image
-	Lg *SingleIcon `json:"lg,omitempty"`
+	Lg SingleIcon `json:"lg"`
 
-	// Generated image with 1-2 letters
-	Stub string `json:"stub,omitempty"`
-
-	// Letters from stub icon
+	// Letters (only for stub icon)
 	Letters string `json:"letters,omitempty"`
 
-	// Stub icon background color
+	// Icon background color (only for stub icon)
 	Color string `json:"color,omitempty"`
-}
 
-func (d *IconData) SmUrlOrStub() string {
-	if d.Sm != nil {
-		return d.Sm.Url
-	}
-	return d.Stub
+	// Compact representation of a placeholder for an image (experimental)
+	Blurhash string `json:"blurhash,omitempty"`
+
+	// Deprecated
+	Stub string `json:"stub,omitempty"`
 }