// Execute executes the command with the given user and arguments.
// Return value descriptions:
// string: A message to be returned to the user upon successful execution.
// bool: Whether the message should be private or not. true = private,
// false = public (sent to whole channel).
// error: An error message to be returned upon unsuccessful execution.
// If no error has occurred, pass nil instead.
// Example return statement:
// return "This is a private message!", true, nil
func (c *AddNextCommand) Execute(user *gumble.User, args ...string) (string, bool, error) {
var (
allTracks []interfaces.Track
tracks []interfaces.Track
service interfaces.Service
err error
lastTrackAdded interfaces.Track
)
if len(args) == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.no_url_error"))
}
for _, arg := range args {
if service, err = DJ.GetService(arg); err == nil {
tracks, err = service.GetTracks(arg, user)
if err == nil {
allTracks = append(allTracks, tracks...)
}
}
}
if len(allTracks) == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.no_valid_tracks_error"))
}
numTooLong := 0
numAdded := 0
// We must loop backwards here to preserve the track order when inserting tracks.
for i := len(allTracks) - 1; i >= 0; i-- {
if err = DJ.Queue.InsertTrack(1, allTracks[i]); err != nil {
numTooLong++
} else {
numAdded++
lastTrackAdded = allTracks[i]
}
}
if numAdded == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.tracks_too_long_error"))
} else if numAdded == 1 {
return fmt.Sprintf(viper.GetString("commands.add.messages.one_track_added"),
user.Name, lastTrackAdded.GetTitle(), lastTrackAdded.GetService()), false, nil
}
retString := fmt.Sprintf(viper.GetString("commands.add.messages.many_tracks_added"), user.Name, numAdded)
if numTooLong != 0 {
retString += fmt.Sprintf(viper.GetString("commands.add.messages.num_tracks_too_long"), numTooLong)
}
return retString, false, nil
}
// Execute executes the command with the given user and arguments.
// Return value descriptions:
// string: A message to be returned to the user upon successful execution.
// bool: Whether the message should be private or not. true = private,
// false = public (sent to whole channel).
// error: An error message to be returned upon unsuccessful execution.
// If no error has occurred, pass nil instead.
// Example return statement:
// return "This is a private message!", true, nil
func (c *AddCommand) Execute(user *gumble.User, args ...string) (string, bool, error) {
var (
allTracks []interfaces.Track
tracks []interfaces.Track
service interfaces.Service
err error
lastTrackAdded interfaces.Track
)
if len(args) == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.no_url_error"))
}
for _, arg := range args {
if service, err = DJ.GetService(arg); err == nil {
tracks, err = service.GetTracks(arg, user)
if err == nil {
allTracks = append(allTracks, tracks...)
}
}
}
if len(allTracks) == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.no_valid_tracks_error"))
}
numTooLong := 0
numAdded := 0
for _, track := range allTracks {
if err = DJ.Queue.AppendTrack(track); err != nil {
numTooLong++
} else {
numAdded++
lastTrackAdded = track
}
}
if numAdded == 0 {
return "", true, errors.New(viper.GetString("commands.add.messages.tracks_too_long_error"))
} else if numAdded == 1 {
return fmt.Sprintf(viper.GetString("commands.add.messages.one_track_added"),
user.Name, lastTrackAdded.GetTitle(), lastTrackAdded.GetService()), false, nil
}
retString := fmt.Sprintf(viper.GetString("commands.add.messages.many_tracks_added"), user.Name, numAdded)
if numTooLong != 0 {
retString += fmt.Sprintf(viper.GetString("commands.add.messages.num_tracks_too_long"), numTooLong)
}
return retString, false, nil
}