Merge pull request #148 from AElfProject/feature/get-transactionId

feat: 🎸 get transaction id

.eslintrc

@@ -29,9 +29,10 @@
     "no-underscore-dangle": "off",
     "no-bitwise": "off",
     "no-mixed-operators": "off",
-    "max-len": ["error", { "code": 120 }],
+    "max-len": ["error", { "code": 120 , "ignoreComments": true}],
     "class-methods-use-this": "off",
     "no-plusplus": "off",
-    "implicit-arrow-linebreak": "off"
+    "implicit-arrow-linebreak": "off",
+    "object-curly-newline": "off"
   }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "aelf-sdk",
-  "version": "3.4.7",
+  "version": "3.4.8",
   "description": "aelf-sdk js library",
   "main": "dist/aelf.cjs.js",
   "browser": "dist/aelf.umd.js",

src/util/utils.js

@@ -7,15 +7,9 @@ import BigNumber from 'bignumber.js';
 import bs58 from 'bs58';
 import { UNIT_MAP, UNSIGNED_256_INT } from '../common/constants';
 import { Transaction } from './proto';
-import {
-  OUTPUT_TRANSFORMERS,
-  encodeAddress,
-  transform,
-  transformArrayToMap
-} from './transform';
+import { OUTPUT_TRANSFORMERS, encodeAddress, transform, transformArrayToMap } from './transform';
 import sha256 from './sha256';
 
-
 export const base58 = {
   encode(data, encoding = 'hex') {
     let result = data;
@@ -62,10 +56,8 @@ export const chainIdConvertor = {
   }
 };
 
-const arrayBufferToHex = arrayBuffer => Array.prototype.map.call(
-  new Uint8Array(arrayBuffer),
-  n => (`0${n.toString(16)}`).slice(-2)
-).join('');
+const arrayBufferToHex = arrayBuffer =>
+  Array.prototype.map.call(new Uint8Array(arrayBuffer), n => `0${n.toString(16)}`.slice(-2)).join('');
 
 export const arrayToHex = value => {
   let hex = '';
@@ -103,10 +95,9 @@ export const padLeft = (string, charLen, sign) => {
  */
 export const padRight = (string, charLen, sign) => {
   const length = charLen - string.length + 1;
-  return string + (new Array(length < 0 ? 0 : length).join(sign || '0'));
+  return string + new Array(length < 0 ? 0 : length).join(sign || '0');
 };
 
-
 /**
  * Returns a hex rep from the encoded address
  *
@@ -142,8 +133,8 @@ export const encodeAddressRep = hex => {
  * @param {Object} object
  * @return {Boolean}
  */
-export const isBigNumber = object => object instanceof BigNumber
-  || (object && object.constructor && object.constructor.name === 'BigNumber');
+export const isBigNumber = object =>
+  object instanceof BigNumber || (object && object.constructor && object.constructor.name === 'BigNumber');
 
 /**
  * Returns true if object is string, otherwise false
@@ -152,8 +143,8 @@ export const isBigNumber = object => object instanceof BigNumber
  * @param {Object} object
  * @return {Boolean}
  */
-export const isString = object => typeof object === 'string'
-    || (object && object.constructor && object.constructor.name === 'String');
+export const isString = object =>
+  typeof object === 'string' || (object && object.constructor && object.constructor.name === 'String');
 
 /**
  * Returns true if object is function, otherwise false
@@ -171,7 +162,7 @@ export const isFunction = object => typeof object === 'function';
  * @param {Object} object
  * @return {Boolean}
  */
-export const isObject = object => object !== null && !(Array.isArray(object)) && typeof object === 'object';
+export const isObject = object => object !== null && !Array.isArray(object) && typeof object === 'object';
 
 /**
  * Returns true if object is boolean, otherwise false
@@ -238,7 +229,9 @@ export const getValueOfUnit = unit => {
   const unitValue = UNIT_MAP[unit ? unit.toLowerCase() : 'ether'];
   if (unitValue === undefined) {
     // eslint-disable-next-line max-len
-    throw new Error(`This unit doesn\'t exists, please use the one of the following units ${JSON.stringify(UNIT_MAP, null, 2)}`);
+    throw new Error(
+      `This unit doesn\'t exists, please use the one of the following units ${JSON.stringify(UNIT_MAP, null, 2)}`
+    );
   }
   return new BigNumber(unitValue, 10);
 };
@@ -307,13 +300,11 @@ export const toWei = (number, unit) => {
 export const toTwosComplement = number => {
   const bigNumber = toBigNumber(number).round();
   if (bigNumber.lessThan(0)) {
-    return new BigNumber(UNSIGNED_256_INT, 16)
-      .plus(bigNumber).plus(1);
+    return new BigNumber(UNSIGNED_256_INT, 16).plus(bigNumber).plus(1);
   }
   return bigNumber;
 };
 
-
 /**
  * Returns hex
  *
@@ -379,14 +370,7 @@ export const unpackSpecifiedTypeData = ({ data, dataType, encoding = 'hex' }) =>
 };
 
 export function deserializeTransaction(rawTx, paramsDataType) {
-  const {
-    from,
-    to,
-    params,
-    refBlockPrefix,
-    signature,
-    ...rest
-  } = unpackSpecifiedTypeData({
+  const { from, to, params, refBlockPrefix, signature, ...rest } = unpackSpecifiedTypeData({
     data: rawTx,
     dataType: Transaction
   });
@@ -421,6 +405,23 @@ export function getAuthorization(userName, password) {
   const base = Buffer.from(`${userName}:${password}`).toString('base64');
   return `Basic ${base}`;
 }
+/**
+ *
+ * Use rawTransaction to get transaction id
+ * @param {String} rawTx rawTransaction
+ * @return {String} string
+ *
+ * const txId = getTransactionId('0a220a2071a4dc8cdf109bd72913c90c3fc666c78d080cdda0da7f3abbc7105c6b651fd512220a2089ac786c8ad3b56f63a6f2767369a5273f801de2415b613c783cad3d148ce3ab18d5d3bb35220491cf6ba12a18537761704578616374546f6b656e73466f72546f6b656e73325008c0f7f27110bbe5947c1a09534752544553542d311a03454c4622220a2071a4dc8cdf109bd72913c90c3fc666c78d080cdda0da7f3abbc7105c6b651fd52a08088996ceb0061000320631323334353682f10441ec6ad50c4b210976ba0ba5c287ab6fabd0c444839e2505ecb1b5f52838095b290cb245ec1c97dade3bde6ac14c6892e526569e9b71240d3c120b1a6c8e41afba00');
+ * console.log(txId);
+ * // => cf564f3169012cb173efcf5543b2a71b030b16fad3ddefe3e04a5c1e1bc0047d
+ */
+export function getTransactionId(rawTx) {
+  const hash = Buffer.from(rawTx.replace('0x', ''), 'hex');
+  const decode = Transaction.decode(hash);
+  decode.signature = null;
+  const encode = Transaction.encode(decode).finish();
+  return sha256(encode);
+}
 
 // /**
 //  * Converts value to it's hex representation

test/unit/util/utils.test.js

@@ -13,7 +13,8 @@ import {
   isJson,
   toBigNumber,
   uint8ArrayToHex,
-  setPath
+  setPath,
+  getTransactionId
 } from '../../../src/util/utils';
 
 describe('test utils', () => {
@@ -32,9 +33,15 @@ describe('test utils', () => {
 
   test('decode and encode address hex represent', () => {
     /* eslint-disable max-len */
-    expect(decodeAddressRep('rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v')).toBe('70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119');
-    expect(encodeAddressRep('70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119')).toBe('rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v');
-    expect(encodeAddressRep('0x70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119')).toBe('rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v');
+    expect(decodeAddressRep('rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v')).toBe(
+      '70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119'
+    );
+    expect(encodeAddressRep('70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119')).toBe(
+      'rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v'
+    );
+    expect(encodeAddressRep('0x70fb1d6779d84f718966eb0558619bd70a2b56fe8f74d60737d1efabb701c119')).toBe(
+      'rkws1GibTwWQnLyLvpRtnDQiZYf51tEqQDwpGaou5s4ZQvi1v'
+    );
   });
 
   test('is bigNumBer', () => {
@@ -87,7 +94,7 @@ describe('test utils', () => {
 
   test('transform into bigNumber', () => {
     expect(toBigNumber(1)).toStrictEqual(new BigNumber(1));
-    expect(toBigNumber(('0x1'))).toStrictEqual(new BigNumber(1));
+    expect(toBigNumber('0x1')).toStrictEqual(new BigNumber(1));
     expect(toBigNumber(new BigNumber(1213))).toStrictEqual(new BigNumber(1213));
     expect(toBigNumber(undefined)).toStrictEqual(new BigNumber(0));
   });
@@ -124,4 +131,10 @@ describe('test utils', () => {
       }
     });
   });
+  test('test getTransactionId', () => {
+    const txId = getTransactionId(
+      '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'
+    );
+    expect(txId).toEqual('cf564f3169012cb173efcf5543b2a71b030b16fad3ddefe3e04a5c1e1bc0047d');
+  });
 });