import { Action } from '../../Action';
import { requireAddress } from '../../utils/general';
import { getAddr } from '../../addresses';
import { EthAddress, uint256 } from '../../types';

/**
 * LiquitySPWithdrawAction - Withdraws a portion of deposited LUSD from the stability pool
 *
 * @category Liquity
 */
export class LiquitySPWithdrawAction extends Action {
  /**
     * @param lusdAmount Amount of LUSD tokens to withdraw
     * @param to Address that will receive the LUSD tokens
     * @param wethTo Address that will receive ETH gains
     * @param lqtyTo Address that will receive LQTY gains
     */
  constructor(lusdAmount:uint256, to:EthAddress, wethTo:EthAddress, lqtyTo:EthAddress) {
    requireAddress(to);
    requireAddress(wethTo);
    requireAddress(lqtyTo);
    super('LiquitySPWithdraw',
      getAddr('LiquitySPWithdraw'),
      ['uint256', 'address', 'address', 'address'],
      [lusdAmount, to, wethTo, lqtyTo]);

    this.mappableArgs = [
      this.args[0],
      this.args[1],
      this.args[2],
      this.args[3],
    ];
  }
}