staking-staker-info.ts

import { LCDClient } from '@terra-money/terra.js';
import { AddressProvider } from '../../address-provider/provider';

interface Option {
  lcd: LCDClient;
  staker: string;
  block_height?: number;
}

export interface StakerInfoResponse {
  staker: string;
  reward_index: string;
  bond_amount: string;
  pending_reward: string;
}

export const queryStakingStaker = ({
  lcd,
  staker,
  block_height,
}: Option) => async (
  addressProvider: AddressProvider,
): Promise<StakerInfoResponse> => {
  const staking = addressProvider.staking();
  const response: StakerInfoResponse = await lcd.wasm.contractQuery(staking, {
    staker_info: {
      staker,
      block_height,
    },
  });
  return response;
};