commands: Don't crash when store is nil

On a slow network connection, running these commands without this guard
will cause aerc to panic.

Signed-off-by: Kevin Kuehler <keur@ocf.berkeley.edu>

1 files changed, 4 insertions, 1 deletions

diff --git a/commands/msg/archive.go b/commands/msg/archive.go
index fe391d2..63d6de0 100644
--- a/commands/msg/archive.go
+++ b/commands/msg/archive.go
@@ -41,11 +41,14 @@ func (_ Archive) Execute(aerc *widgets.Aerc, args []string) error {
 	if acct == nil {
 		return errors.New("No account selected")
 	}
+	store := widget.Store()
+	if store == nil {
+		return errors.New("Cannot perform action. Messages still loading")
+	}
 	msg, err := widget.SelectedMessage()
 	if err != nil {
 		return err
 	}
-	store := widget.Store()
 	archiveDir := acct.AccountConfig().Archive
 	store.Next()
 	acct.Messages().Scroll()