@dojima-wallet/transfer/lib/chains/polkadot.ts

Transfer assets from account to account

import { Network } from "@dojima-wallet/types";
import { PoolData, UsdtTokenGasFeeResult } from "./types";
import { SwapAssetList } from "@dojima-wallet/utils";
import { PolkadotInit } from "@dojima-wallet/connection";
import { getUsdtTokenPriceResult } from "./utils";

export default class PolkadotChain extends PolkadotInit {
  constructor(mnemonic: string, network: Network) {
    super(mnemonic, network);
  }

  async getGasFee(
    recipient: string,
    amount: number
  ): Promise<UsdtTokenGasFeeResult> {
    const dot_gasFee = await this.dotConnect.getFees({
      recipient,
      amount,
    });
    const result = await getUsdtTokenPriceResult(dot_gasFee, "dot");
    return result;
  }

  async transfer(recipient: string, amount: number): Promise<string> {
    const hash = await this.dotConnect.transfer({ recipient, amount });
    return hash;
  }

  getSwapOutput(amount: number, pool: PoolData, toDoj: boolean): number {
    return this.dotConnect.getSwapOutput(amount, pool, toDoj);
  }

  getDoubleSwapOutput(
    amount: number,
    pool1: PoolData,
    pool2: PoolData
  ): number {
    return this.dotConnect.getDoubleSwapOutput(amount, pool1, pool2);
  }

  getSwapSlippage(amount: number, pool: PoolData, toDoj: boolean): number {
    return this.dotConnect.getSwapSlip(amount, pool, toDoj) * 100;
  }

  getDoubleSwapSlippage(
    amount: number,
    pool1: PoolData,
    pool2: PoolData
  ): number {
    return this.dotConnect.getDoubleSwapSlip(amount, pool1, pool2) * 100;
  }

  async getDefaultLiquidityPoolGasFee(
    hermesApiUrl: string
  ): Promise<UsdtTokenGasFeeResult> {
    const LPDefaultGasFee = await this.dotConnect.getDefaultLiquidityPoolGasFee(
      hermesApiUrl
    );
    const dot_LPgasfee = {
      slow: LPDefaultGasFee,
      average: LPDefaultGasFee,
      fast: LPDefaultGasFee,
    };
    const result = await getUsdtTokenPriceResult(dot_LPgasfee, "dot");
    return result;
  }

  async addLiquidityPool(
    amount: number,
    hermesApiUrl: string,
    hermesAddress?: string
  ): Promise<string> {
    try {
      const inboundAddress = await this.dotConnect.getPolkadotInboundAddress(
        hermesApiUrl
      );
      const liquidityPoolHash = await this.dotConnect.addLiquidityPool(
        amount,
        inboundAddress,
        hermesAddress
      );
      return liquidityPoolHash;
    } catch (error) {
      return Promise.reject(error);
    }
  }

  async swap(
    amount: number,
    recipient: string,
    token: SwapAssetList,
    hermesApiUrl: string
  ) {
    try {
      const inboundAddress = await this.dotConnect.getPolkadotInboundAddress(
        hermesApiUrl
      );
      const swapHash = await this.dotConnect.swap(
        amount,
        token,
        inboundAddress,
        recipient
      );
      return swapHash;
    } catch (error) {
      return Promise.reject(error);
    }
  }

  async polkaBatchTxsToHermes(
    amount: number,
    inboundAddress: string,
    memo: string
  ): Promise<string> {
    const batchTxHash = await this.dotConnect.polkaBatchTxsToHermes(
      amount,
      inboundAddress,
      memo
    );

    return batchTxHash;
  }
}