34 lines
770 B
Go
34 lines
770 B
Go
package nip65
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import "fiatjaf.com/nostr"
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// ParseRelayList parses a NIP-65 relay list event (kind 10002) and returns
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// separate lists of read and write relays based on the "r" tags.
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func ParseRelayList(event nostr.Event) (readRelays []string, writeRelays []string) {
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for tag := range event.Tags.FindAll("r") {
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if len(tag) < 2 {
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continue
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}
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relayURL := tag[1]
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if !nostr.IsValidRelayURL(relayURL) {
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continue
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}
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normalizedURL := nostr.NormalizeURL(relayURL)
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var marker string
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if len(tag) > 2 {
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marker = tag[2]
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}
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if marker == "" || marker == "read" {
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readRelays = append(readRelays, normalizedURL)
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}
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if marker == "" || marker == "write" {
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writeRelays = append(writeRelays, normalizedURL)
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}
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}
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return readRelays, writeRelays
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}
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