47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package bolt
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import (
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"fmt"
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"fiatjaf.com/nostr"
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"fiatjaf.com/nostr/eventstore/codec/betterbinary"
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"go.etcd.io/bbolt"
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)
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func (b *BoltBackend) DeleteEvent(id nostr.ID) error {
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return b.DB.Update(func(txn *bbolt.Tx) error {
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return b.delete(txn, id)
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})
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}
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func (b *BoltBackend) delete(txn *bbolt.Tx, id nostr.ID) error {
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rawBucket := txn.Bucket(rawEventStore)
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// check if we have this actually
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bin := rawBucket.Get(id[16:24])
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if bin == nil {
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// we already do not have this
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return nil
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}
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var evt nostr.Event
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if err := betterbinary.Unmarshal(bin, &evt); err != nil {
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return fmt.Errorf("failed to unmarshal raw event %x to delete: %w", id, err)
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}
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// calculate all index keys we have for this event and delete them
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for k := range b.getIndexKeysForEvent(evt) {
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err := txn.Bucket(k.bucket).Delete(k.key)
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if err != nil {
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return fmt.Errorf("failed to delete index entry %s for %x: %w", b.keyName(k), evt.ID[0:8], err)
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}
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}
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// delete the raw event
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if err := rawBucket.Delete(id[16:24]); err != nil {
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return fmt.Errorf("failed to delete raw event %x: %w", evt.ID[16:24], err)
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}
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return nil
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}
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