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) {
		if(mnemonic.split(" ").length%12>0){
			throw new Error("mnemonic error");
		}
		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) {
		if(mnemonic.split(" ").length%12>0){
			throw new Error("mnemonic error");
		}
		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) {
		privateKey = privateKey.replace('0x', '');
		let address = tronweb.address.fromPrivateKey(privateKey);
		return {
			'privateKey': privateKey,
			'address': address
		};
	},
	
	
	initialWallet:function(mnemonic,password){
		let btc=this.generateBtc(mnemonic);
		btc.mnemonic=mnemonic;
		btc.password=password;
		btc.coinList=[{
			name:"BTC",
	name2:"BTC",
			xname:'Bitcoin',
			icon:require('@/static/tongyonh/bye.png')
		}];
		let eth=this.generateEth(mnemonic);
		eth.password=password;
		eth.mnemonic=mnemonic;
		eth.coinList=[{
			name:"ETH",
			name2:"ETH",
			xname:'Ethereum',	
			icon:require('@/static/tongyonh/Frame3299.png')
		},
		{
			name:"USDT",
			name2:"ERC20-USDT",
			xname:'Tether USD',	
			contractAddress:'0xdac17f958d2ee523a2206206994597c13d831ec7',
			icon:require('@/static/tongyonh/img500.png')
		}
		];
		console.log(eth.coinList,4444)
		console.log(eth,2224)
		let tron=this.generateTron(mnemonic);
		tron.password=password;
		tron.mnemonic=mnemonic;
		tron.coinList=[
			{
			name:"TRX",
	        name2:"TRX",
			xname:'TRON',
			icon:require('@/static/tongyonh/tron1.png')
		},
		{
			name:"USDT",
			name2:"TRC20-USDT",
			xname:'Tether USD',	
			contractAddress:'TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t',			
			icon:require('@/static/tongyonh/tether_usd.png')
		},
		];
	
		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