Add txParams function to the harmony-js/staking

packages/harmony-staking/src/stakingTransaction.ts

@@ -20,6 +20,7 @@ import { Messenger, RPCMethod } from '@harmony-js/network';
 import { defaultMessenger, TransactionBase, TxStatus } from '@harmony-js/transaction';
 import { numberToHex, Unit } from '@harmony-js/utils';
 import { TextEncoder } from 'text-encoding';
+import { StakingTxParams } from './types';
 
 /** @hidden */
 export class StakingSettings {
@@ -77,6 +78,30 @@ export class StakingTransaction extends TransactionBase {
     this.from = '0x';
   }
 
+  /**
+   * get staking transaction params
+   *
+   * @example
+   * ```
+   * const txParams = txn.txParams;
+   * console.log(txParams)
+   * ```
+   */
+  get txParams(): StakingTxParams {
+    return {
+      directive: this.directive,
+      stakeMsg: this.stakeMsg,
+      nonce: this.nonce || 0,
+      gasPrice: this.gasPrice || new Unit(0).asWei().toWei(),
+      gasLimit: this.gasLimit || new Unit(0).asWei().toWei(),
+      chainId: this.chainId || 0,
+      rawTransaction: this.rawTransaction || '0x',
+      unsignedRawTransaction: this.unsignedRawTransaction || '0x',
+      signature: this.signature || '0x',
+      from: this.from || '',
+    };
+  }
+
   encode(): [string, any[]] {
     const raw: Array<string | Uint8Array | Array<string | Uint8Array>> = [];
     // TODO: temporary hack for converting 0x00 to 0x

packages/harmony-staking/src/types.ts

@@ -0,0 +1,22 @@
+import { BN, Signature } from '@harmony-js/crypto';
+import {
+  Directive,
+  CreateValidator,
+  EditValidator,
+  Delegate,
+  Undelegate,
+  CollectRewards,
+} from '@harmony-js/staking';
+
+export interface StakingTxParams {
+  directive: Directive;
+  stakeMsg: CreateValidator | EditValidator | Delegate | Undelegate | CollectRewards;
+  nonce: number | string;
+  gasLimit: number | string | BN;
+  gasPrice: number | string | BN;
+  chainId: number;
+  rawTransaction: string;
+  unsignedRawTransaction: string;
+  signature: Signature;
+  from: string;
+}