Implemented deezer-history loves export

README.md

@@ -120,7 +120,7 @@ The following table lists the available backends and the currently supported fea
 Backend              | Listens Export | Listens Import | Loves Export | Loves Import
 ---------------------|----------------|----------------|--------------|-------------
 deezer               | ✓              | ⨯              | ✓            | -
-deezer-history       | ✓              | ⨯              | -            | ⨯
+deezer-history       | ✓              | ⨯              | ✓            | ⨯
 funkwhale            | ✓              | ⨯              | ✓            | -
 jspf                 | ✓              | ✓              | ✓            | ✓
 lastfm               | ✓              | ✓              | ✓            | ✓

internal/backends/deezerhistory/deezerhistory.go

@@ -22,6 +22,7 @@ import (
 	"fmt"
 	"sort"
 	"strconv"
+	"strings"
 	"time"
 
 	"github.com/xuri/excelize/v2"
@@ -33,7 +34,7 @@ import (
 
 const (
 	sheetListeningHistory = "10_listeningHistory"
-	sheetfavoriteSongs    = "8_favoriteSong"
+	sheetFavoriteSongs    = "8_favoriteSong"
 )
 
 type DeezerHistoryBackend struct {
@@ -96,6 +97,46 @@ func (b *DeezerHistoryBackend) ExportListens(ctx context.Context, oldestTimestam
 	progress <- p
 }
 
+func (b *DeezerHistoryBackend) ExportLoves(ctx context.Context, oldestTimestamp time.Time, results chan models.LovesResult, progress chan models.TransferProgress) {
+	p := models.TransferProgress{
+		Export: &models.Progress{},
+	}
+
+	rows, err := ReadXLSXSheet(b.filePath, sheetFavoriteSongs)
+	if err != nil {
+		p.Export.Abort()
+		progress <- p
+		results <- models.LovesResult{Error: err}
+		return
+	}
+
+	count := len(rows) - 1 // Exclude the header row
+	p.Export.TotalItems = count
+	p.Export.Total = int64(count)
+
+	love := make(models.LovesList, 0, count)
+	for i, row := range models.IterExportProgress(rows, &p, progress) {
+		// Skip header row
+		if i == 0 {
+			continue
+		}
+
+		l, err := RowAsLove(row)
+		if err != nil {
+			p.Export.Abort()
+			progress <- p
+			results <- models.LovesResult{Error: err}
+			return
+		}
+		love = append(love, *l)
+	}
+
+	sort.Sort(love)
+	results <- models.LovesResult{Items: love}
+	p.Export.Complete()
+	progress <- p
+}
+
 func ReadXLSXSheet(path string, sheet string) ([][]string, error) {
 	exc, err := excelize.OpenFile(path)
 	if err != nil {
@@ -103,7 +144,7 @@ func ReadXLSXSheet(path string, sheet string) ([][]string, error) {
 	}
 
 	// Get all the rows in the Sheet1.
-	return exc.GetRows(sheetListeningHistory)
+	return exc.GetRows(sheet)
 }
 
 func RowAsListen(row []string) (*models.Listen, error) {
@@ -123,6 +164,9 @@ func RowAsListen(row []string) (*models.Listen, error) {
 			ArtistNames: []string{row[1]},
 			ReleaseName: row[3],
 			ISRC:        mbtypes.ISRC(row[2]),
+			AdditionalInfo: map[string]any{
+				"music_service": "deezer.com",
+			},
 		},
 	}
 
@@ -132,3 +176,31 @@ func RowAsListen(row []string) (*models.Listen, error) {
 
 	return &listen, nil
 }
+
+func RowAsLove(row []string) (*models.Love, error) {
+	if len(row) < 5 {
+		err := fmt.Errorf("Invalid row, expected 5 columns, got %d", len(row))
+		return nil, err
+	}
+
+	url := row[4]
+	if !strings.HasPrefix(url, "http://") || !strings.HasPrefix(url, "https") {
+		url = "https://" + url
+	}
+
+	love := models.Love{
+		Track: models.Track{
+			TrackName:   row[0],
+			ArtistNames: []string{row[1]},
+			ReleaseName: row[2],
+			ISRC:        mbtypes.ISRC(row[3]),
+			AdditionalInfo: map[string]any{
+				"music_service": "deezer.com",
+				"origin_url":    url,
+				"deezer_id":     url,
+			},
+		},
+	}
+
+	return &love, nil
+}