hmn/src/migration/migrations/2021-05-04T002952Z_AddUnrea...

53 lines
1.2 KiB
Go

package migrations
import (
"context"
"time"
"git.handmade.network/hmn/hmn/src/migration/types"
"git.handmade.network/hmn/hmn/src/oops"
"github.com/jackc/pgx/v5"
)
func init() {
registerMigration(AddUnreadInfoConstraints{})
}
type AddUnreadInfoConstraints struct{}
func (m AddUnreadInfoConstraints) Version() types.MigrationVersion {
return types.MigrationVersion(time.Date(2021, 5, 4, 0, 29, 52, 0, time.UTC))
}
func (m AddUnreadInfoConstraints) Name() string {
return "AddUnreadInfoConstraints"
}
func (m AddUnreadInfoConstraints) Description() string {
return "Add more constraints to the unread info tables"
}
func (m AddUnreadInfoConstraints) Up(ctx context.Context, tx pgx.Tx) error {
_, err := tx.Exec(ctx, `
ALTER TABLE handmade_threadlastreadinfo
ALTER lastread SET NOT NULL,
ALTER thread_id SET NOT NULL,
DROP category_id,
ADD UNIQUE (thread_id, user_id);
ALTER TABLE handmade_categorylastreadinfo
ALTER lastread SET NOT NULL,
ALTER category_id SET NOT NULL,
ADD UNIQUE (category_id, user_id);
`)
if err != nil {
return oops.New(err, "failed to add constraints")
}
return nil
}
func (m AddUnreadInfoConstraints) Down(ctx context.Context, tx pgx.Tx) error {
panic("Implement me")
}