50 lines
1.5 KiB
Go
50 lines
1.5 KiB
Go
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package migrations
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import (
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"context"
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"database/sql"
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"github.com/pressly/goose/v3"
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)
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func init() {
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goose.AddMigrationContext(upMakeReplaygainFieldsNullable, downMakeReplaygainFieldsNullable)
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}
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func upMakeReplaygainFieldsNullable(ctx context.Context, tx *sql.Tx) error {
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_, err := tx.ExecContext(ctx, `
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ALTER TABLE media_file ADD COLUMN rg_album_gain_new real;
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ALTER TABLE media_file ADD COLUMN rg_album_peak_new real;
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ALTER TABLE media_file ADD COLUMN rg_track_gain_new real;
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ALTER TABLE media_file ADD COLUMN rg_track_peak_new real;
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UPDATE media_file SET
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rg_album_gain_new = rg_album_gain,
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rg_album_peak_new = rg_album_peak,
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rg_track_gain_new = rg_track_gain,
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rg_track_peak_new = rg_track_peak;
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ALTER TABLE media_file DROP COLUMN rg_album_gain;
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ALTER TABLE media_file DROP COLUMN rg_album_peak;
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ALTER TABLE media_file DROP COLUMN rg_track_gain;
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ALTER TABLE media_file DROP COLUMN rg_track_peak;
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ALTER TABLE media_file RENAME COLUMN rg_album_gain_new TO rg_album_gain;
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ALTER TABLE media_file RENAME COLUMN rg_album_peak_new TO rg_album_peak;
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ALTER TABLE media_file RENAME COLUMN rg_track_gain_new TO rg_track_gain;
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ALTER TABLE media_file RENAME COLUMN rg_track_peak_new TO rg_track_peak;
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`)
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if err != nil {
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return err
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}
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notice(tx, "Fetching replaygain fields properly will require a full scan")
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return nil
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}
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func downMakeReplaygainFieldsNullable(ctx context.Context, tx *sql.Tx) error {
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// This code is executed when the migration is rolled back.
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return nil
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}
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