Examples

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Aave

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Suministrar USDC a Aave V3

Con esta sesión, la dApp puede suministrar hasta 100 USDC al pool de Aave V3 en Arbitrum durante 24 horas. Solo puede suministrar en nombre de la wallet del usuario.

import { type ExplicitSessionParams } from "@0xsequence/connect";

export const USDC_ADDRESS_ARBITRUM = '0xaf88d065e77c8cC2239327C5EDb3A432268e5831'
export const AAVE_V3_POOL_ADDRESS_ARBITRUM = '0x794a61358D6845594F94dc1DB02A252b5b4814aD'

const aaveSupplySession: ExplicitSessionParams = {
    chainId: 42161,
    nativeTokenSpending: {
        valueLimit: 0n,
    },
    expiresIn: {
        hours: 24,
    },
    permissions: [
        createContractPermission({
            address: AAVE_V3_POOL_ADDRESS_ARBITRUM,
            functionSignature: 'function supply(address asset, uint256 amount, address onBehalfOf, uint16 referralCode)',
            rules: [
                {
                    param: 'asset',
                    type: 'address',
                    condition: 'EQUAL',
                    value: USDC_ADDRESS_ARBITRUM,
                },
                {
                    param: 'onBehalfOf',
                    type: 'address',
                    condition: 'EQUAL',
                    value: {userWalletAddress},
                },
                {
                    param: 'amount',
                    type: 'uint256',
                    condition: 'LESS_THAN_OR_EQUAL',
                    value: parseUnits('100', 6),
                },
            ],
        }),
    ],
};

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Retirar USDC del pool de Aave

Con esta sesión, la dApp puede retirar hasta 100 USDC del pool de Aave V3 en Arbitrum durante 24 horas. Solo puede retirar a la dirección de la wallet del usuario.

import { type ExplicitSessionParams } from "@0xsequence/connect";

export const USDC_ADDRESS_ARBITRUM = '0xaf88d065e77c8cC2239327C5EDb3A432268e5831'
export const AAVE_V3_POOL_ADDRESS_ARBITRUM = '0x794a61358D6845594F94dc1DB02A252b5b4814aD'

const aaveWithdrawSession: ExplicitSessionParams = {
    chainId: 42161,
    nativeTokenSpending: {
        valueLimit: 0n,
    },
    expiresIn: {
        hours: 24,
    },
    permissions: [
        createContractPermission({
            address: '0x...',
            functionSignature: 'function withdraw(address asset, uint256 amount, address to)',
            rules: [
                {
                    param: 'asset',
                    type: 'address',
                    condition: 'EQUAL',
                    value: USDC_ADDRESS_ARBITRUM,
                },
                {
                    param: 'amount',
                    type: 'uint256',
                    condition: 'LESS_THAN_OR_EQUAL',
                    value: parseUnits('100', 6),
                },
                {
                    param: 'to',
                    type: 'address',
                    condition: 'EQUAL',
                    value: {userWalletAddress},
                },
            ],
        }),
    ],
};

​

Suministrar ETH a Aave

Con esta sesión, la dApp puede suministrar hasta 0.1 ETH al pool de Aave V3 en Arbitrum durante 24 horas. Solo puede suministrar en nombre de la wallet del usuario, por lo que la dApp no puede aumentar su propia posición.

import { type ExplicitSessionParams } from "@0xsequence/connect";

export const AAVE_V3_WRAPPED_TOKEN_GATEWAY_ADDRESS_ARBITRUM = '0x794a61358D6845594F94dc1DB02A252b5b4814aD'
export const AAVE_V3_POOL_ADDRESS_ARBITRUM = '0x794a61358D6845594F94dc1DB02A252b5b4814aD'

const aaveSupplyETHSession: ExplicitSessionParams = {
    chainId: 42161,
    nativeTokenSpending: {
        valueLimit: parseEther('0.1'),
    },
    expiresIn: {
        hours: 24,
    },
    permissions: [
        createContractPermission({
            address: AAVE_V3_WRAPPED_TOKEN_GATEWAY_ADDRESS_ARBITRUM,
            functionSignature: 'function depositETH(address pool, address onBehalfOf, uint16 referralCode)',
            rules: [
                {
                    param: 'pool',
                    type: 'address',
                    condition: 'EQUAL',
                    value: AAVE_V3_POOL_ADDRESS_ARBITRUM
                },
                {
                    param: 'onBehalfOf',
                    type: 'address',
                    condition: 'EQUAL',
                    value: {userWalletAddress},
                }
            ]
        }),
    ],
};

​

Pedir prestado USDC de Aave

Con esta sesión, la dApp puede pedir prestado hasta 100 USDC del pool de Aave V3 en Arbitrum por 24 horas. Solo puede pedir prestado en nombre del wallet del usuario.

import { type ExplicitSessionParams } from "@0xsequence/connect";

export const USDC_ADDRESS_ARBITRUM = '0xaf88d065e77c8cC2239327C5EDb3A432268e5831'
export const AAVE_V3_POOL_ADDRESS_ARBITRUM = '0x794a61358D6845594F94dc1DB02A252b5b4814aD'

const aaveBorrowSession: ExplicitSessionParams = {
    chainId: 42161,
    nativeTokenSpending: {
        valueLimit: 0n,
    },
    expiresIn: {
        hours: 24,
    },
    permissions: [
        createContractPermission({
            address: AAVE_V3_POOL_ADDRESS_ARBITRUM,
            functionSignature: 'function borrow(address asset, uint256 amount, uint256 interestRateMode, uint16 referralCode, address onBehalfOf)',
            rules: [
                {
                    param: 'asset',
                    type: 'address',
                    condition: 'EQUAL',
                    value: USDC_ADDRESS_ARBITRUM,
                },
                {
                    param: 'amount',
                    type: 'uint256',
                    condition: 'LESS_THAN_OR_EQUAL',
                    value: parseUnits('100', 6), // 100 USDC
                },
                {
                    param: 'onBehalfOf',
                    type: 'address',
                    condition: 'EQUAL',
                    value: {userWalletAddress},
                }
            ],
        }),
    ],
};