23 lines
461 B
Go
23 lines
461 B
Go
package nip40
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import (
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"strconv"
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"fiatjaf.com/nostr"
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)
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// GetExpiration returns the expiration timestamp for this event, or -1 if no "expiration" tag exists or
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// if it is invalid.
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func GetExpiration(tags nostr.Tags) nostr.Timestamp {
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for _, tag := range tags {
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if len(tag) >= 2 && tag[0] == "expiration" {
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if ts, err := strconv.ParseInt(tag[1], 10, 64); err == nil {
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return nostr.Timestamp(ts)
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} else {
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return -1
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}
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}
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}
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return -1
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}
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