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mumbledj/commands/skipplaylist.go

71 lines
2.4 KiB
Go

/*
* MumbleDJ
* By Matthieu Grieger
* commands/skipplaylist.go
* Copyright (c) 2016 Matthieu Grieger (MIT License)
*/
package commands
import (
"errors"
"fmt"
"github.com/layeh/gumble/gumble"
"github.com/matthieugrieger/mumbledj/interfaces"
"github.com/spf13/viper"
)
// SkipPlaylistCommand is a command that places a vote to skip the current
// playlist.
type SkipPlaylistCommand struct{}
// Aliases returns the current aliases for the command.
func (c *SkipPlaylistCommand) Aliases() []string {
return viper.GetStringSlice("commands.skipplaylist.aliases")
}
// Description returns the description for the command.
func (c *SkipPlaylistCommand) Description() string {
return viper.GetString("commands.skipplaylist.description")
}
// IsAdminCommand returns true if the command is only for admin use, and
// returns false otherwise.
func (c *SkipPlaylistCommand) IsAdminCommand() bool {
return viper.GetBool("commands.skipplaylist.is_admin")
}
// 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 *SkipPlaylistCommand) Execute(user *gumble.User, args ...string) (string, bool, error) {
var (
currentTrack interfaces.Track
err error
)
if currentTrack, err = DJ.Queue.CurrentTrack(); err != nil {
return "", true, errors.New(viper.GetString("commands.common_messages.no_tracks_error"))
}
if playlist := currentTrack.GetPlaylist(); playlist == nil {
return "", true, errors.New(viper.GetString("commands.skipplaylist.messages.no_playlist_error"))
}
if currentTrack.GetPlaylist().GetSubmitter() == user.Name {
DJ.Queue.SkipPlaylist()
return fmt.Sprintf(viper.GetString("commands.skipplaylist.messages.submitter_voted"), user.Name), false, nil
}
if err := DJ.Skips.AddPlaylistSkip(user); err != nil {
return "", true, errors.New(viper.GetString("commands.skipplaylist.messages.already_voted_error"))
}
return fmt.Sprintf(viper.GetString("commands.skipplaylist.messages.voted"), user.Name), false, nil
}