61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
package migrations
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import (
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"context"
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"time"
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"git.handmade.network/hmn/hmn/src/migration/types"
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"git.handmade.network/hmn/hmn/src/oops"
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"github.com/jackc/pgx/v5"
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)
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func init() {
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registerMigration(NewLinkData{})
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}
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type NewLinkData struct{}
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func (m NewLinkData) Version() types.MigrationVersion {
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return types.MigrationVersion(time.Date(2021, 8, 27, 19, 4, 8, 0, time.UTC))
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}
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func (m NewLinkData) Name() string {
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return "NewLinkData"
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}
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func (m NewLinkData) Description() string {
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return "Rework link data to be less completely weird"
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}
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func (m NewLinkData) Up(ctx context.Context, tx pgx.Tx) error {
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/*
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Broadly the goal is to:
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- drop `key`
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- make `name` not null
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- rename `value` to `url`
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*/
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_, err := tx.Exec(ctx, `UPDATE handmade_links SET name = '' WHERE name IS NULL`)
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if err != nil {
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return oops.New(err, "failed to fill in null names")
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}
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_, err = tx.Exec(ctx, `
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ALTER TABLE handmade_links
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DROP key,
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ALTER name SET NOT NULL;
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ALTER TABLE handmade_links
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RENAME value TO url;
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`)
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if err != nil {
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return oops.New(err, "failed to alter links table")
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}
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return nil
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}
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func (m NewLinkData) Down(ctx context.Context, tx pgx.Tx) error {
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panic("Implement me")
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}
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