Fix: The 'Copy' option functionality is now working for File messages

[dhairyashiil]

Brief Title

The 'Copy' option functionality is now working for File messages

Acceptance Criteria fulfillment

• 'Copy' option copying the respective File description
• If the File description is not present then a popup appears saying 'No message or attachment description available to copy'

Fixes #715

Video/Screenshots

Fix.copy.to.clipboard.mp4

PR Test Details

Note: The PR will be ready for live testing at https://rocketchat.github.io/EmbeddedChat/pulls/pr-716 after approval. Contributors are requested to replace <pr_number> with the actual PR number.

[Spiral-Memory]

Maybe, let's follow the same design pattern as RC
It shows copy icon, and simply copies the file name in case of text not present..
Once look into it and revise accordingly

[dhairyashiil]

Maybe, let's follow the same design pattern as RC It shows copy icon, and simply copies the file name in case of text not present.. Once look into it and revise accordingly

Yes, Working on it

[dhairyashiil]

Refer this:

1. If the file description is present -> copy the file description
2. If the file description is not present -> copy the file name ((same for audio and video messages))

Save.Message.Functionality.mp4