Forces a refresh of all media attachment when Interface appearance changes.

Author: SergioEstevao

Aztec/Classes/TextKit/MediaAttachment.swift

@@ -186,6 +186,14 @@ open class MediaAttachment: NSTextAttachment {
         needsNewAsset = refreshAsset
     }
 
+    /// Invalidates the attachment and forces an update of the attachment image
+    open func refresh() {
+        needsNewAsset = true
+        retryCount = 0
+        image = nil
+        glyphImage = nil
+    }
+
     /// Refresh attachment identifier
     ///
     /// - Parameter identifier: new identifier

Aztec/Classes/TextKit/TextView.swift

@@ -306,7 +306,7 @@ open class TextView: UITextView {
     public override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
         if #available(iOS 13.0, *) {
             if let previous = previousTraitCollection, previous.hasDifferentColorAppearance(comparedTo: traitCollection) {
-                self.setHTML(self.getHTML())
+                self.refreshMediaAttachments()
             }
         }
     }
@@ -1389,6 +1389,14 @@ open class TextView: UITextView {
         notifyTextViewDidChange()
     }
 
+    /// Forces  a Refresh of all media attachment in the text view
+    open func refreshMediaAttachments() {
+        storage.enumerateAttachmentsOfType(MediaAttachment.self) { (attachment, range, _) in
+            attachment.refresh()
+            self.refresh(attachment, overlayUpdateOnly: false)
+        }
+    }
+
     /// Replaces a Video attachment at the specified range
     ///
     /// - Parameters: