37 lines
918 B
Go
37 lines
918 B
Go
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(upAddDiscToAlbum, downAddDiscToAlbum)
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}
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func upAddDiscToAlbum(ctx context.Context, tx *sql.Tx) error {
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_, err := tx.ExecContext(ctx, `alter table album add discs JSONB default '{}';`)
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, `
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update album set discs = t.discs
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from (select album_id, json_group_object(disc_number, disc_subtitle) as discs
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from (select distinct album_id, disc_number, disc_subtitle
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from media_file
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where disc_number > 0
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order by album_id, disc_number)
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group by album_id
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having discs <> '{"1":""}') as t
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where album.id = t.album_id;
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`)
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return err
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}
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func downAddDiscToAlbum(ctx context.Context, tx *sql.Tx) error {
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_, err := tx.ExecContext(ctx, `alter table album drop discs;`)
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return err
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}
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