mirror of
https://github.com/navidrome/navidrome.git
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112 lines
2.9 KiB
Go
112 lines
2.9 KiB
Go
package engine
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import (
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"math/rand"
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"time"
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"github.com/deluan/gosonic/domain"
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"github.com/deluan/gosonic/utils"
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)
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// TODO Use Entries instead of Albums
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type ListGenerator interface {
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GetNewest(offset int, size int) (domain.Albums, error)
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GetRecent(offset int, size int) (domain.Albums, error)
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GetFrequent(offset int, size int) (domain.Albums, error)
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GetHighest(offset int, size int) (domain.Albums, error)
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GetRandom(offset int, size int) (domain.Albums, error)
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GetStarred() (Entries, error)
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GetNowPlaying() (Entries, error)
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}
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func NewListGenerator(alr domain.AlbumRepository, mfr domain.MediaFileRepository, npr NowPlayingRepository) ListGenerator {
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return listGenerator{alr, mfr, npr}
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}
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type listGenerator struct {
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albumRepo domain.AlbumRepository
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mfRepository domain.MediaFileRepository
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npRepo NowPlayingRepository
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}
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func (g listGenerator) query(qo domain.QueryOptions, offset int, size int) (domain.Albums, error) {
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qo.Offset = offset
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qo.Size = size
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return g.albumRepo.GetAll(qo)
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}
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func (g listGenerator) GetNewest(offset int, size int) (domain.Albums, error) {
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qo := domain.QueryOptions{SortBy: "CreatedAt", Desc: true, Alpha: true}
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return g.query(qo, offset, size)
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}
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func (g listGenerator) GetRecent(offset int, size int) (domain.Albums, error) {
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qo := domain.QueryOptions{SortBy: "PlayDate", Desc: true, Alpha: true}
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return g.query(qo, offset, size)
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}
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func (g listGenerator) GetFrequent(offset int, size int) (domain.Albums, error) {
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qo := domain.QueryOptions{SortBy: "PlayCount", Desc: true}
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return g.query(qo, offset, size)
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}
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func (g listGenerator) GetHighest(offset int, size int) (domain.Albums, error) {
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qo := domain.QueryOptions{SortBy: "Rating", Desc: true}
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return g.query(qo, offset, size)
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}
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func (g listGenerator) GetRandom(offset int, size int) (domain.Albums, error) {
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ids, err := g.albumRepo.GetAllIds()
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if err != nil {
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return nil, err
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}
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size = utils.MinInt(size, len(ids))
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perm := rand.Perm(size)
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r := make(domain.Albums, size)
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for i := 0; i < size; i++ {
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v := perm[i]
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al, err := g.albumRepo.Get((ids)[v])
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if err != nil {
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return nil, err
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}
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r[i] = *al
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}
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return r, nil
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}
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func (g listGenerator) GetStarred() (Entries, error) {
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albums, err := g.albumRepo.GetStarred(domain.QueryOptions{})
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if err != nil {
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return nil, err
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}
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entries := make(Entries, len(albums))
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for i, al := range albums {
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entries[i] = FromAlbum(&al)
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}
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return entries, nil
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}
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func (g listGenerator) GetNowPlaying() (Entries, error) {
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npInfo, err := g.npRepo.GetAll()
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if err != nil {
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return nil, err
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}
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entries := make(Entries, len(*npInfo))
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for i, np := range *npInfo {
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mf, err := g.mfRepository.Get(np.TrackId)
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if err != nil {
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return nil, err
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}
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entries[i] = FromMediaFile(mf)
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entries[i].UserName = np.Username
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entries[i].MinutesAgo = int(time.Now().Sub(np.Start).Minutes())
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entries[i].PlayerId = np.PlayerId
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entries[i].PlayerName = np.PlayerName
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}
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return entries, nil
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}
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