1
|
|
|
package bot |
2
|
|
|
|
3
|
|
|
// SongQueue struct contains songs array |
4
|
|
|
type SongQueue struct { |
5
|
|
|
list []Song |
6
|
|
|
current *Song |
7
|
|
|
Running bool |
8
|
|
|
} |
9
|
|
|
|
10
|
|
|
// Get returns songs array |
11
|
|
|
func (queue *SongQueue) Get() []Song { |
12
|
|
|
return queue.list |
13
|
|
|
} |
14
|
|
|
|
15
|
|
|
// Set sets songs array |
16
|
|
|
func (queue *SongQueue) Set(list []Song) { |
17
|
|
|
queue.list = list |
18
|
|
|
} |
19
|
|
|
|
20
|
|
|
// Add adds one song in songs array |
21
|
|
|
func (queue *SongQueue) Add(song *Song) { |
22
|
|
|
queue.list = append(queue.list, *song) |
23
|
|
|
} |
24
|
|
|
|
25
|
|
|
// HasNext check if exist newx song in queue |
26
|
|
|
func (queue *SongQueue) HasNext() bool { |
27
|
|
|
return len(queue.list) > 0 |
28
|
|
|
} |
29
|
|
|
|
30
|
|
|
// Next returns next song from queue |
31
|
|
|
func (queue *SongQueue) Next() Song { |
32
|
|
|
song := queue.list[0] |
33
|
|
|
queue.list = queue.list[1:] |
34
|
|
|
queue.current = &song |
35
|
|
|
return song |
36
|
|
|
} |
37
|
|
|
|
38
|
|
|
// Clear removes all songs from queue |
39
|
|
|
func (queue *SongQueue) Clear() { |
40
|
|
|
queue.list = make([]Song, 0) |
41
|
|
|
queue.Running = false |
42
|
|
|
queue.current = nil |
43
|
|
|
} |
44
|
|
|
|
45
|
|
|
// Start starts queue playing |
46
|
|
|
func (queue SongQueue) Start(sess *Session, callback func(string)) { |
47
|
|
|
queue.Running = true |
48
|
|
|
for queue.HasNext() && queue.Running { |
49
|
|
|
song := queue.Next() |
50
|
|
|
callback(song.Title) |
51
|
|
|
_ = sess.PlayYoutube(song) |
52
|
|
|
} |
53
|
|
|
if !queue.Running { |
54
|
|
|
callback("stop") |
55
|
|
|
} else { |
56
|
|
|
callback("finish") |
57
|
|
|
} |
58
|
|
|
} |
59
|
|
|
|
60
|
|
|
// Current returns current song |
61
|
|
|
func (queue *SongQueue) Current() *Song { |
62
|
|
|
return queue.current |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
// Pause pauses queue playing |
66
|
|
|
func (queue *SongQueue) Pause() { |
67
|
|
|
queue.Running = false |
68
|
|
|
} |
69
|
|
|
|
70
|
|
|
func newSongQueue() *SongQueue { |
71
|
|
|
queue := new(SongQueue) |
72
|
|
|
queue.list = make([]Song, 0) |
73
|
|
|
return queue |
74
|
|
|
} |
75
|
|
|
|