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package main
import (
"crypto/sha1"
"encoding/base64"
)
type Backend interface {
Play(song *Song, player *Player)
Search(keyword string) []Song
}
type DummyBackend struct{}
func (dummy *DummyBackend) Play(song *Song, player *Player) {
}
func (dummy *DummyBackend) Search(keyword string) []Song {
s := NewDummySong("Dummy Mc Crashtest", "exactly "+keyword)
return []Song{s}
}
func NewDummySong(title, artist string) Song {
h := sha1.New()
h.Write([]byte(title))
h.Write([]byte(artist))
return NewSong(title, artist, "dummy", base64.URLEncoding.EncodeToString(h.Sum(nil)))
}
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