func ensureUbuntuCore(chg *state.Change, userID int) error {
var ss snapstate.SnapState
ubuntuCore := "ubuntu-core"
err := snapstateGet(chg.State(), ubuntuCore, &ss)
if err != state.ErrNoState {
return err
}
// FIXME: workaround because we are not fully state based yet
installed, err := (&snappy.Overlord{}).Installed()
snaps := snappy.FindSnapsByName(ubuntuCore, installed)
if len(snaps) > 0 {
return nil
}
return installSnap(chg, ubuntuCore, "stable", userID, 0)
}
func showUpdatesList(installed []snappy.Part, updates []snappy.Part, o io.Writer) {
// TODO tabwriter and output in general to adapt to the spec
w := tabwriter.NewWriter(o, 5, 3, 1, ' ', 0)
defer w.Flush()
fmt.Fprintln(w, i18n.G("Name\tDate\tVersion\t"))
for _, part := range installed {
if !part.IsActive() {
continue
}
hasUpdate := ""
ver := part.Version()
date := part.Date()
update := snappy.FindSnapsByName(part.Name(), updates)
if len(update) == 1 {
hasUpdate = "*"
ver = update[0].Version()
date = update[0].Date()
}
fmt.Fprintln(w, fmt.Sprintf("%s%s\t%v\t%s\t", part.Name(), hasUpdate, formatDate(date), ver))
}
}