[FIX] When the message is too long declining to send as an attachment…

… does not restore the content into the composer (#16332)

Co-authored-by: Danish <danish@kitchen.mshome.net>
Co-authored-by: Rodrigo Nascimento <rodrigoknascimento@gmail.com>
Co-authored-by: Guilherme Gazzo <guilhermegazzo@gmail.com>

app/ui-utils/client/lib/modal.js

@@ -70,6 +70,9 @@ const createModal = (config = {}, fn, onCancel) => {
 		},
 
 		close: () => {
+			if (onCancel) {
+				onCancel.call(instance);
+			}
 			instance.destroy();
 			modalStack = modalStack.filter((modal) => modal !== instance);
 			if (modalStack.length) {
@@ -89,9 +92,6 @@ const createModal = (config = {}, fn, onCancel) => {
 		},
 
 		cancel: () => {
-			if (onCancel) {
-				onCancel.call(instance);
-			}
 			instance.close();
 		},
 

app/ui/client/lib/chatMessages.js

@@ -374,6 +374,7 @@ export class ChatMessages {
 			const file = new File([messageBlob], fileName, { type: contentType, lastModified: Date.now() });
 			fileUpload([{ file, name: fileName }], this.input, { rid, tmid });
 		} catch (e) {
+			messageBoxState.set(this.input, msg);
 			return true;
 		}
 		return true;