status-go/services/wallet/walletconnect/helpers.go

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package walletconnect
import (
"errors"
"fmt"
"strconv"
"strings"
)
// TODO #12434: respond async
// func sendResponseEvent(eventFeed *event.Feed, eventType walletevent.EventType, payloadObj interface{}, resErr error) {
// payload, err := json.Marshal(payloadObj)
// if err != nil {
// log.Error("Error marshaling WC response: %v; result error: %w", err, resErr)
// } else {
// err = resErr
// }
// log.Debug("wallet.api.wc RESPONSE", "eventType", eventType, "error", err, "payload.len", len(payload))
// event := walletevent.Event{
// Type: eventType,
// Message: string(payload),
// }
// eventFeed.Send(event)
// }
func parseCaip2ChainID(str string) (uint64, error) {
caip2 := strings.Split(str, ":")
if len(caip2) != 2 {
return 0, errors.New("CAIP-2 string is not valid")
}
chainIDStr := caip2[1]
chainID, err := strconv.ParseUint(chainIDStr, 10, 64)
if err != nil {
return 0, fmt.Errorf("CAIP-2 second value not valid Chain ID: %w", err)
}
return chainID, nil
}