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91 lines
2.5 KiB
91 lines
2.5 KiB
package importer
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import (
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"context"
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"encoding/json"
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"os"
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"path"
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"strings"
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"time"
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"github.com/gabehf/koito/internal/catalog"
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"github.com/gabehf/koito/internal/cfg"
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"github.com/gabehf/koito/internal/db"
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"github.com/gabehf/koito/internal/logger"
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"github.com/gabehf/koito/internal/mbz"
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"github.com/gabehf/koito/internal/utils"
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)
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type MalojaExport struct {
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Scrobbles []MalojaExportItem `json:"scrobbles"`
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}
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type MalojaExportItem struct {
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Time int64 `json:"time"`
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Track MalojaTrack `json:"track"`
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}
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type MalojaTrack struct {
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Artists []string `json:"artists"`
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Title string `json:"title"`
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Album struct {
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Title string `json:"albumtitle"`
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} `json:"album"`
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}
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func ImportMalojaFile(ctx context.Context, store db.DB, filename string) error {
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l := logger.FromContext(ctx)
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l.Info().Msgf("Beginning maloja import on file: %s", filename)
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file, err := os.Open(path.Join(cfg.ConfigDir(), "import", filename))
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if err != nil {
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l.Err(err).Msgf("Failed to read import file: %s", filename)
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return err
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}
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defer file.Close()
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var throttleFunc = func() {}
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if ms := cfg.ThrottleImportMs(); ms > 0 {
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throttleFunc = func() {
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time.Sleep(time.Duration(ms) * time.Millisecond)
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}
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}
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export := new(MalojaExport)
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err = json.NewDecoder(file).Decode(&export)
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if err != nil {
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return err
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}
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for _, item := range export.Scrobbles {
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martists := make([]string, 0)
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// Maloja has a tendency to have the the artist order ['feature', 'main \u2022 feature'], so
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// here we try to turn that artist array into ['main', 'feature']
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item.Track.Artists = utils.MoveFirstMatchToFront(item.Track.Artists, " \u2022 ")
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for _, an := range item.Track.Artists {
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ans := strings.Split(an, " \u2022 ")
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martists = append(martists, ans...)
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}
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artists := utils.UniqueIgnoringCase(martists)
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if len(item.Track.Artists) < 1 || item.Track.Title == "" {
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l.Debug().Msg("Skipping invalid maloja import item")
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continue
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}
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ts := time.Unix(item.Time, 0)
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if !inImportTimeWindow(ts) {
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l.Debug().Msgf("Skipping import due to import time rules")
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continue
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}
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opts := catalog.SubmitListenOpts{
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MbzCaller: &mbz.MusicBrainzClient{},
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Artist: item.Track.Artists[0],
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ArtistNames: artists,
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TrackTitle: item.Track.Title,
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ReleaseTitle: item.Track.Album.Title,
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Time: ts.Local(),
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UserID: 1,
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}
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err = catalog.SubmitListen(ctx, store, opts)
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if err != nil {
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l.Err(err).Msg("Failed to import maloja playback item")
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return err
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}
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throttleFunc()
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}
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return finishImport(ctx, filename, len(export.Scrobbles))
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}
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