feat(examples):use factory to make code human readable

examples/staking_delegate.js

@@ -1,6 +1,6 @@
 const { Harmony } = require('@harmony-js/core');
 const { ChainID, ChainType } = require('@harmony-js/utils');
-const { Delegate, StakingTransaction } = require('@harmony-js/staking'); //../packages/harmony-staking
+const { Delegate, StakingTransaction, StakingFactory } = require('@harmony-js/staking'); //../packages/harmony-staking
 const { TxStatus } = require('@harmony-js/transaction');
 
 const LOCALNET = `http://localhost:9500`;
@@ -40,22 +40,31 @@ console.log(sender.address);
 // let r =
 //   '0xf8f180f8a4940b585f8daefbc68a311fbd4cb20d9174ad174016f83885416c69636585616c69636591616c6963652e6861726d6f6e792e6f6e6583426f6295446f6e2774206d6573732077697468206d65212121ddc988016345785d8a0000c9880c7d713b49da0000c887b1a2bc2ec500000a820bb8f1b0b9486167ab9087ab818dc4ce026edb5bf216863364c32e42df2af03c5ced1ad181e7d12f0e6dd5307a73b6224760861164008080830927c028a064b1b835f5b70a72228920db24e44c0a57d954c1d3dcac3b33c79d9593f96191a05577fd05064a37043a33ff7febb67ab126a8e1f0b67c92b7cab793a87ddf2c82';
 
-const delegateMsg = new Delegate(
-  'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp', // from delegate command.
-  'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy', // fd416cb87dcf8ed187e85545d7734a192fc8e976f5b540e9e21e896ec2bc25c3
-  '0xde0b6b3a7640000', // 0x56BC75E2D63100000
-);
-
-// one12fuf7x9rgtdgqg7vgq0962c556m3p7afsxgvll;
-
-const stakingTxn = new StakingTransaction(
-  '0x2',
-  delegateMsg,
-  '0x2',
-  '0x',
-  '0x0927c0',
-  ChainID.HmyLocal,
-);
+// const delegateMsg = new Delegate(
+//   'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp', // from delegate command.
+//   'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy', // fd416cb87dcf8ed187e85545d7734a192fc8e976f5b540e9e21e896ec2bc25c3
+//   '0xde0b6b3a7640000', // 0x56BC75E2D63100000
+// );
+
+// // one12fuf7x9rgtdgqg7vgq0962c556m3p7afsxgvll;
+
+// const stakingTxn = new StakingTransaction(
+//   '0x2',
+//   delegateMsg,
+//   '0x2',
+//   '0x',
+//   '0x0927c0',
+//   ChainID.HmyLocal,
+// );
+
+const stakingTxn = new StakingFactory(harmony.messenger)
+  .delegate({
+    delegatorAddress: 'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp',
+    validatorAddress: 'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy',
+    amount: '0xde0b6b3a7640000',
+  })
+  .setTxParams({ nonce: '0x2', gasPrice: '0x', gasLimit: '0x0927c0', chainId: ChainID.HmyLocal })
+  .build();
 
 // 3. get sharding info
 async function setSharding() {

examples/staking_undelegate.js

@@ -1,6 +1,6 @@
 const { Harmony } = require('@harmony-js/core');
 const { ChainID, ChainType } = require('@harmony-js/utils');
-const { Undelegate, StakingTransaction } = require('@harmony-js/staking'); //../packages/harmony-staking
+const { Undelegate, StakingTransaction, StakingFactory } = require('@harmony-js/staking'); //../packages/harmony-staking
 const { TxStatus } = require('@harmony-js/transaction');
 
 const LOCALNET = `http://localhost:9500`;
@@ -38,20 +38,34 @@ const sender = harmony.wallet.addByPrivateKey(private);
 // let r =
 //   '0xf8f180f8a4940b585f8daefbc68a311fbd4cb20d9174ad174016f83885416c69636585616c69636591616c6963652e6861726d6f6e792e6f6e6583426f6295446f6e2774206d6573732077697468206d65212121ddc988016345785d8a0000c9880c7d713b49da0000c887b1a2bc2ec500000a820bb8f1b0b9486167ab9087ab818dc4ce026edb5bf216863364c32e42df2af03c5ced1ad181e7d12f0e6dd5307a73b6224760861164008080830927c028a064b1b835f5b70a72228920db24e44c0a57d954c1d3dcac3b33c79d9593f96191a05577fd05064a37043a33ff7febb67ab126a8e1f0b67c92b7cab793a87ddf2c82';
 
-const undelegateMsg = new Undelegate(
-  'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp', // signed should match this
-  'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy',
-  '0x16345785d8a0000',
-);
-
-const stakingTxn = new StakingTransaction(
-  '0x3',
-  undelegateMsg,
-  '0x2',
-  '0x',
-  '0x0927c0',
-  ChainID.HmyLocal,
-);
+// const undelegateMsg = new Undelegate(
+//   'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp', // signed should match this
+//   'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy',
+//   '0x16345785d8a0000',
+// );
+
+// const stakingTxn = new StakingTransaction(
+//   '0x3',
+//   undelegateMsg,
+//   '0x2',
+//   '0x',
+//   '0x0927c0',
+//   ChainID.HmyLocal,
+// );
+
+const stakingTxn = new StakingFactory(harmony.messenger)
+  .undelegate({
+    delegatorAddress: 'one1pf75h0t4am90z8uv3y0dgunfqp4lj8wr3t5rsp',
+    validatorAddress: 'one1pdv9lrdwl0rg5vglh4xtyrv3wjk3wsqket7zxy',
+    amount: '0x16345785d8a0000',
+  })
+  .setTxParams({
+    nonce: '0x2',
+    gasPrice: '0x',
+    gasLimit: '0x0927c0',
+    chainId: ChainID.HmyLocal,
+  })
+  .build();
 
 // 3. get sharding info
 async function setSharding() {