assembly/core/strategies/protocols/aave-v2/deposit-and-borrow.ts

import tokens from "~/constant/tokens";
import { defineStrategy, defineInput, StrategyInputType } from "../../helpers";

export default defineStrategy({
  name: "Deposit & Borrow",
  description: "Deposit collateral & borrow asset in a single txn.",
  author: "Instadapp Team",

  inputs: [
    defineInput({
      type: StrategyInputType.INPUT_WITH_TOKEN,
      name: "Debt",
      placeholder: ({ input }) => `${input.token?.symbol} to Payback`,
      validate: ({ input }) => {
        if (!input.token) {
          return "Token is required";
        }

        if (input.token.balance < input.value) {
          return "Your amount exceeds your maximum limit.";
        }
      },
      defaults: context => {
        return {
          token: context.dsaTokens
            ? Object.values(context.dsaTokens).find(t => t.key === "eth")
            : null
        };
      }
    }),
    defineInput({
      type: StrategyInputType.INPUT_WITH_TOKEN,
      name: "Collateral",
      placeholder: ({ input }) => `${input.token?.symbol} to Withdraw`,
      defaults: ({ dsaTokens }) => ({
        token: dsaTokens
          ? Object.values(dsaTokens).find(t => t.key === "dai")
          : null
      })
    })
  ],

  spells: async ({ inputs }) => {
    return [
      {
        connector: "aave_v2",
        method: "deposit",
        args: [inputs[0].token.address, inputs[0].value, 0, 0]
      },
      {
        connector: "aave_v2",
        method: "borrow",
        args: [inputs[1].token.address, inputs[1].value, 1, 0, 0]
      }
    ];
  }
});