Function sendTokenToMultiAddresses

src/wallet.ts:389–437

(tick: string, toAddresses: ISendToAddress[])

  // Transfer N20 contract Token
  async sendTokenToMultiAddresses(tick: string, toAddresses: ISendToAddress[]) {
    const tokenAmounts: bigint[] = [];
    const tokenAddresses: ISendToAddress[] = [];
    // Get Token UTXOs
    const tokenUtxos = await await this.getTokenUtxos(tick);
    const balance = tokenUtxos.reduce(
      (acc: bigint, cur: ITokenUtxo) => acc + BigInt(cur.amount),
      0n
    );
    let total = 0n;
    for (let i = 0; i < toAddresses.length; i++) {
      const amt = BigInt(toAddresses[i]!.amount);
      total += amt;
      tokenAmounts.push(amt);
      tokenAddresses.push({
        address: toAddresses[i]!.address,
        amount: MIN_SATOSHIS,
      });
    }

    if (balance < total) {
      throw new Error("Insufficient balance");
    }

    if (balance > BigInt(total)) {
      tokenAddresses.push({
        address: this.currentAccount.tokenAddress!.address!,
        amount: MIN_SATOSHIS,
      });
    }
    const transferData: ITransferN20Data = {
      p: "n20",
      op: "transfer",
      tick,
      amt: tokenAmounts,
    };

    const tx = await this.buildNoteTransaction(
      buildNotePayload(transferData),
      tokenAddresses,
      tokenUtxos
    );
    const result = await this.broadcastTransaction(tx);

    return {
      transferData,
      result,
    };
  }

  async tokenList() {
    const results = await this.urchain.tokenList(