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

/**
 * LiquityUnstakeAction - Unstakes LQTY tokens
 *
 * @category Liquity
 */
export class LiquityUnstakeAction extends Action {
  /**
     * @param lqtyAmount Amount of LQTY tokens that will be unstaked
     * @param to Address that will receive the tokens
     * @param wethTo Address that will receive ETH gains
     * @param lusdTo Address that will receive LUSD gains
     */
  constructor(lqtyAmount:uint256, to:EthAddress, wethTo:EthAddress, lusdTo:EthAddress) {
    requireAddress(to);
    requireAddress(wethTo);
    requireAddress(lusdTo);
    super('LiquityUnstake',
      getAddr('LiquityUnstake'),
      ['uint256', 'address', 'address', 'address'],
      [lqtyAmount, to, wethTo, lusdTo]);

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