NwcRequest.fromMap constructor

NwcRequest.fromMap(Map<String, dynamic> map)

Implementation

factory NwcRequest.fromMap(Map<String, dynamic> map) {
  final method = NwcMethod.fromPlaintext(map['method'] as String);

  // Handling for standard methods
  switch (method) {
    case NwcMethod.GET_INFO:
      return GetInfoRequest();
    case NwcMethod.GET_BALANCE:
      return GetBalanceRequest();
    case NwcMethod.MAKE_INVOICE:
      return MakeInvoiceRequest(
        amountMsat: map['amount'] as int,
        description: map['description'] as String?,
        descriptionHash: map['description_hash'] as String?,
        expiry: map['expiry'] as int?,
      );
    case NwcMethod.PAY_INVOICE:
      return PayInvoiceRequest(
        invoice: map['invoice'] as String,
      );
    case NwcMethod.MULTI_PAY_INVOICE:
      final invoices = (map['invoices'] as List)
          .map((e) => MultiPayInvoiceRequestInvoicesElement(
                invoice: e['invoice'] as String,
                amountMsat: e['amount'] as int,
              ))
          .toList();
      return MultiPayInvoiceRequest(
        invoices: invoices,
      );
    case NwcMethod.PAY_KEYSEND:
      return PayKeysendRequest(
        amountMsat: map['amount'] as int,
        pubkey: map['pubkey'] as String,
        preimage: map['preimage'] as String?,
        tlvRecords: (map['tlv_records'] as List)
            .map((e) => TlvRecord.fromMap(e as Map<String, dynamic>))
            .toList(),
      );
    case NwcMethod.MULTI_PAY_KEYSEND:
      final keysends = (map['keysends'] as List)
          .map((e) => MultiPayKeysendRequestInvoicesElement(
                pubkey: e['pubkey'] as String,
                amountMsat: e['amount'] as int,
                preimage: e['preimage'] as String?,
                tlvRecords: (e['tlv_records'] as List)
                    .map((e) => TlvRecord.fromMap(e as Map<String, dynamic>))
                    .toList(),
              ))
          .toList();
      return MultiPayKeysendRequest(
        keysends: keysends,
      );
    case NwcMethod.LOOKUP_INVOICE:
      return LookupInvoiceRequest(
        paymentHash: map['payment_hash'] as String?,
        invoice: map['invoice'] as String?,
      );
    case NwcMethod.LIST_TRANSACTIONS:
      return ListTransactionsRequest(
        from: map['from'] as int?,
        until: map['until'] as int?,
        limit: map['limit'] as int?,
        offset: map['offset'] as int?,
        unpaid: map['unpaid'] as bool,
        type: map['type'] == null
            ? null
            : TransactionType.fromValue(
                map['type'] as String,
              ),
      );
    default:
      throw Exception("unknown method");
  }
}