import { Eip1193Provider, SigningKey } from 'ethers';
import { ICollateral, IMode } from './types';
import { Signer, Provider } from 'ethers';
import { Transaction } from './libs/transactions';
import { Internal } from './libs/internal';
export declare class DescentClass {
    signer: Signer;
    protected provider: Provider;
    private collateral;
    configMode: IMode | string;
    chainId: string;
    readonly internal: Internal;
    readonly transaction: Transaction;
    constructor(signer: Signer, provider: Provider, collateral: ICollateral, configMode: IMode | string, chainId: string);
    /**
     * @dev Gets a vault detail by it's ID
     * @param ownerAddress Vault owner
     * @returns The Vault information
     */
    getVaultInfo(ownerAddress: string): Promise<{
        healthFactor: string;
        depositedCollateral: any;
        collateralLocked: bigint;
        borrowedAmount: any;
        accruedFees: any;
        currentCollateralRatio: any;
        availableCollateral: any;
        availablexNGN: any;
    }>;
    /**
     * @dev Gets the information of collateral initialized in `create()`
     * @returns The collateral information
     */
    getCollateralInfo(): Promise<{
        totalDepositedCollateral: any;
        totalBorrowedAmount: any;
        liquidationThreshold: any;
        debtCeiling: any;
        rate: any;
        minDeposit: any;
        collateralPrice: any;
    }>;
    /**
     * @dev borrow xNGN against deposited USDC
     * @param amount amount of xNGN to borrow
     * @returns transaction obj
     */
    borrowCurrency(borrowAmount: string): Promise<string>;
    /**
     * @dev repay borrowed xNGN for a particular vault
     * @param amount amount of xNGN to repay
     * @returns transaction obj
     */
    repayCurrency(amount: string): Promise<string>;
    /**
     * @dev withdraw usdc for a particular vault
     * @param collateralAmount amount of unlocked collateral to withdraw
     * @returns transaction obj
     */
    withdrawCollateral(collateralAmount: string): Promise<string>;
    /**
     * @dev deposit usdc for a particular vault
     * @param collateralAmount amount of unlocked collateral to withdraw
     * @param ownerAddress owner of the vault which should be the caller
     * @returns transaction obj
     */
    depositCollateral(collateralAmount: string): Promise<string>;
    /**
     * @dev initializes a vault for a an address
     * @returns transaction obj
     */
    setupVault(): Promise<string>;
    /**
     * @dev Check if a vault has been initialized
     * @returns boolean
     */
    getVaultSetupStatus(): Promise<any>;
    /**
     * @dev gets the collateral token balance of an address
     * @param owner address of the owner
     * @returns balance
     */
    getCollateralTokenBalance(owner: string): Promise<string>;
    /**
     * @dev approve the vault to take a certain amount of collateral
     * @param amount amount of allowance
     * @returns tx object
     */
    approveCollateral(amount: string): Promise<string>;
    /**
     * @dev approve the vault to take a certain amount of collateral
     * @param amount amount of allowance
     * @returns tx object
     */
    collateralTokenAllowance(approver: string): Promise<string>;
    /**
     * @dev gets the xNGN balalnce of an address
     * @param owner address of the owner
     * @returns balance
     */
    getxNGNBalance(owner: string): Promise<string>;
    /**
     * @dev approve the vault to take a certain amount of xNGN
     * @param amount amount of allowance
     * @returns tx object
     */
    approvexNGN(amount: string): Promise<string>;
}
declare function create(mode: string, options: {
    ethereum?: Eip1193Provider | any;
    rpcUrl?: string;
    privateKey?: any | SigningKey;
    collateral: ICollateral;
}): Promise<DescentClass>;
declare const Descent: {
    create: typeof create;
};
export default Descent;