yonlu
e1bfe12903
Backend validation rejected 'playCount' as unknown column ID, silently preventing it from being enabled or persisted. Added ColPlayCount to the tracklist package's constant list and AllColumnIDs slice.
117 lines
2.6 KiB
Go
117 lines
2.6 KiB
Go
// Package tracklist manages track-list display configuration.
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package tracklist
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import (
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"errors"
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"fmt"
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"slices"
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)
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var (
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errUnknownColumnID = errors.New("unknown track-list column ID")
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errDuplicateColumn = errors.New("duplicate column ID")
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)
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// ColumnID identifies a displayable column in the track list.
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type ColumnID string
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// Valid column identifiers.
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const (
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ColTrackName ColumnID = "trackName"
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ColArtistName ColumnID = "artistName"
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ColTrackLength ColumnID = "trackLength"
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ColAlbum ColumnID = "album"
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ColGenre ColumnID = "genre"
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ColYear ColumnID = "year"
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ColComposer ColumnID = "composer"
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ColTrackNumber ColumnID = "trackNumber"
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ColDiscNumber ColumnID = "discNumber"
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ColFilePath ColumnID = "filePath"
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ColFileType ColumnID = "fileType"
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ColSampleRate ColumnID = "sampleRate"
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ColBitDepth ColumnID = "bitDepth"
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ColChannels ColumnID = "channels"
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ColBitrate ColumnID = "bitrate"
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ColFileSize ColumnID = "fileSize"
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ColPlayCount ColumnID = "playCount"
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)
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// AllColumnIDs lists every recognised column in default display
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// order.
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var AllColumnIDs = []ColumnID{
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ColTrackName,
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ColArtistName,
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ColTrackLength,
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ColAlbum,
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ColGenre,
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ColYear,
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ColComposer,
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ColTrackNumber,
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ColDiscNumber,
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ColFilePath,
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ColFileType,
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ColSampleRate,
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ColBitDepth,
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ColChannels,
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ColBitrate,
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ColFileSize,
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ColPlayCount,
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}
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// DefaultColumns is the initial column configuration matching the
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// original hardcoded layout.
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var DefaultColumns = []Column{
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{ID: ColTrackName},
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{ID: ColArtistName},
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{ID: ColTrackLength},
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}
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// Column represents a visible column in the track list.
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type Column struct {
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ID ColumnID `json:"id" toml:"ID"`
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}
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// Config holds track-list display preferences.
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type Config struct {
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Columns []Column `json:"columns" toml:"Columns"`
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}
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// ApplyDefaults fills zero-value fields with sensible defaults.
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func (c *Config) ApplyDefaults() {
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if len(c.Columns) == 0 {
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c.Columns = make([]Column, len(DefaultColumns))
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copy(c.Columns, DefaultColumns)
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}
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}
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// Validate checks that every column ID is recognised and that
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// there are no duplicates.
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func (c *Config) Validate() error {
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c.ApplyDefaults()
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seen := make(map[ColumnID]bool, len(c.Columns))
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for _, col := range c.Columns {
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if !isValidColumnID(col.ID) {
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return fmt.Errorf(
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"%w: %q", errUnknownColumnID, col.ID,
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)
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}
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if seen[col.ID] {
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return fmt.Errorf(
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"%w: %q", errDuplicateColumn, col.ID,
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)
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}
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seen[col.ID] = true
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}
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return nil
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}
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// isValidColumnID returns true when id matches a known column.
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func isValidColumnID(id ColumnID) bool {
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return slices.Contains(AllColumnIDs, id)
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}
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