手动计算UTXO

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const TX_TYPE_IN = 1;

const TX_TYPE_OUT = 2;



export const CreateUtxos = async (address: string, data: any) => {

    let mapData = new Map();

    let temp = new Map();

    for (const iter of data) {

        mapData.set(iter.hash, iter);

        // console.log(iter.hash);

        let type = TX_TYPE_IN;

        for (const input of iter.inputs) {

            if (input.coin.coinbase) continue;

            if (address == input.coin.address) {

                type = TX_TYPE_OUT;

            }

        }

        let out = -1;

        let balance = 0;

        for (const output of iter.outputs) {

            out++;

            if (address == output.address) {

                balance = output.value;

                break;

            }

        }

        temp.set(iter.hash, { type, out, balance, spentTxid: null, spentHeight: 0 });

    }



    for (const [key, value] of mapData) {

        for (const input of value.inputs) {

            if (input.coinbase) continue;

            if (temp.has(input.prevout.hash)) {

                const pre = temp.get(input.prevout.hash);

                const local = temp.get(key);

                if (pre.spentHeight <= 0 && (pre.type != local.type || local.type == TX_TYPE_OUT)) {

                    pre.spentTxid = value.hash;

                    pre.spentHeight = value.height;

                }

            }

        }

    }

    let balance = 0;

    let unspentList: Array<any> = [];

    for (const [key, value] of temp) {

        if (value.spentHeight === 0) {

            balance += value.balance;

            // console.info(key, value.out);

            unspentList.push(value);

        } /*else {

            temp.delete(key);

        }*/

    }



    // return {balance, unspentList: Array.from(temp.values())}

    return { balance, unspentList };

}