const tronweb = require('tronweb')
const bip39 = require('bip39');
const bip32 = require('bip32');
const util = require('ethereumjs-util')
const ethers = require('ethers')
const bitcoin = require('bitcoinjs-lib')
let Tx = require('ethereumjs-tx');



let token = {
	// 获取助记词
	generateMnemonic: function() {
		return bip39.generateMnemonic();
	},
	
	//获取Child
	getPrivateKey: function(mnemonic, hdpath) {
		let seed = bip39.mnemonicToSeedSync(mnemonic);
		const node = bip32.fromSeed(seed);
		const child = node.derivePath(hdpath);
		let privateKey = util.bufferToHex(child.privateKey);
		return privateKey;
		
	},
	//根据助记词生成以太坊ETH的钱包信息
	generateEth: function(mnemonic) {

		let privateKey = this.getPrivateKey(mnemonic, "m/44'/60'/0'/0/0");
		
		let wallet = new ethers.Wallet(privateKey);
		let address = wallet.address;
		return {
			'privateKey': privateKey,
			'address': address
		};
	},
	//根据助记词生成波场TRON的钱包信息
	generateTron: function(mnemonic) {
		let privateKey = this.getPrivateKey(mnemonic, "m/44'/195'/0'/0/0");
		privateKey = privateKey.replace('0x', '');
		let address = tronweb.address.fromPrivateKey(privateKey);
		return {
			'privateKey': privateKey,
			'address': address
		};
	},
	//根据助记词生成比特币BTC钱包信息
	generateBtc: function(mnemonic) {
		let seed = bip39.mnemonicToSeedSync(mnemonic);
		const node = bip32.fromSeed(seed);
		const keyPair = node.derivePath("m/44'/195'/0'/0/0");
		const privateKey = keyPair.toWIF();
		console.log("BTC私钥：", privateKey)
		let address = bitcoin.payments.p2sh({redeem: bitcoin.payments.p2wpkh({ pubkey: keyPair.publicKey })});
		
		//bitcoin.payments.p2pkh({ pubkey: child.publicKey })
		//console.log(address.fromScriptHash({pubkey: keyPair.publicKey}))
		return {
			'privateKey': privateKey,
			'address': address.address
		};
	},
	//导入比特币BTC私钥
	importBtcPrivateKey: function(privateKey) {
		let keyPair = new bitcoin.ECPair.fromWIF(privateKey);
		let address = bitcoin.payments.p2sh({redeem: bitcoin.payments.p2wpkh({ pubkey: keyPair.publicKey })});
		//console.log(address.fromScriptHash({pubkey: keyPair.publicKey}))
		return {
			'privateKey': privateKey,
			'address': address.address
		};
	},
	//导入以太坊ETH私钥
	importEthPrivateKey: function(privateKey) {
		let wallet = new ethers.Wallet(privateKey);
		let address = wallet.address;
		return {
			'privateKey': privateKey,
			'address': address
		};
	},
	//导入波场TRON私钥
	importTronPrivateKey: function(privateKey) {
		let address = tronweb.address.fromPrivateKey(privateKey);
		return {
			'privateKey': privateKey,
			'address': address
		};
	},
	initialWallet:function(mnemonic,password){
		let btc=this.generateBtc(mnemonic);
		btc.password=password;
		btc.coinList=[{
			name:"BTC"
		}];
		let eth=this.generateEth(mnemonic);
		eth.password=password;
		btc.coinList=[{
			name:"ETH"
		}];
		let tron=this.generateTron(mnemonic);
		tron.password=password;
		btc.coinList=[{
			name:"TRON"
		}];
		let wallrtInfo={
			"BTC":[
				btc,
			],"ETH":[eth],"TRON":[tron]
		}
		return wallrtInfo;
	},
	
	creatingWallets: function() {
		  let mnemonic = this.generateMnemonic();
		  let eth = this.generateEth(mnemonic);
		  let tron = this.generateTron(mnemonic);
		  let btc = this.generateBtc(mnemonic);
		  // let privateKey = this.getPrivateKey(mnemonic);
		  return {
		   'eth': eth,
		   'tron': tron,
		   'btc': btc,
		   'mnemonic': mnemonic,
		   // 'privateKey': privateKey
		  };
		 },
}
export default token