mcps-sdk-js/src/helper/txHelper.ts

MCPS JavaScript SDK

import * as Bech32 from 'bech32';
import * as types from '../types';

export class TxHelper {
    static getHexPubkey(pubkey:string):string{
        try {
            let pk = Bech32.decode(pubkey);
            pubkey = Buffer.from(Bech32.fromWords(pk.words)).toString('hex').toUpperCase();
        }catch (e) {}
        return pubkey;
    }

    static isSignDoc(signDoc:any):boolean{
        return signDoc instanceof types.tx_tx_pb.SignDoc;
    }

    static isAny(value:any):boolean{
        return value instanceof types.any_pb.Any;
    }

    static ecodeModelAddress(address:string):Buffer{
        if (!address) {
            throw new Error("address is empty");
        }
        let words = Bech32.decode(address,'utf-8').words;
        return Buffer.from(Bech32.fromWords(words));
    }
}