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Updating applications #34

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20 changes: 17 additions & 3 deletions src/.vuepress/config/sidebar-pt.js
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Original file line number Diff line number Diff line change
Expand Up @@ -88,24 +88,36 @@ module.exports = [
"/exemplos/linguagem-v0.8.3/import.md",
"/exemplos/linguagem-v0.8.3/biblioteca.md",
"/exemplos/linguagem-v0.8.3/hashing-with-keccak256.md",
"/exemplos/linguagem-v0.8.3/verificando-assinatura.md"
"/exemplos/linguagem-v0.8.3/verificando-assinatura.md",
],
},
{
title: "Aplicações",
path: "/exemplos/aplicacoes/",
children: [
"/exemplos/aplicacoes/carteira-ether.md",
"/exemplos/aplicacoes/carteira-multi-assinaturas.md",
"/exemplos/aplicacoes/arvore-de-merkle.md",
"/exemplos/aplicacoes/mapping-iteravel",
"/exemplos/aplicacoes/erc20.md",
"/exemplos/aplicacoes/erc721.md",
"/exemplos/aplicacoes/erc1155.md",
"/exemplos/aplicacoes/transferencia-de-token-sem-gas.md",
"/exemplos/aplicacoes/contrato-de-bytecode-simples.md",
"/exemplos/aplicacoes/endereco-de-contrato-pre-computado-com-create2.md",
"/exemplos/aplicacoes/contrato-proxy-minimo.md",
"/exemplos/aplicacoes/proxy-atualizavel.md",
"/exemplos/aplicacoes/implante-qualquer-contrato.md",
"/exemplos/aplicacoes/gravar-em-qualquer-slot.md",
"/exemplos/aplicacoes/canal-de-pagamento-unidirecional.md",
"/exemplos/aplicacoes/canal-de-pagamento-bidirecional.md",
"/exemplos/aplicacoes/leilao-ingles.md",
"/exemplos/aplicacoes/leilao-holandes.md",
"/exemplos/aplicacoes/vaquinha.md",
"/exemplos/aplicacoes/multi-chamadas.md",
"/exemplos/aplicacoes/multi-delegatecall.md",
"/exemplos/aplicacoes/bloqueio-de-tempo.md",
"/exemplos/aplicacoes/exponenciacao-binaria-em-assembly.md",
],
},
{
Expand Down Expand Up @@ -153,7 +165,9 @@ module.exports = [
{
title: "Patterns and Standards",
path: "/evm-maquina-virtual-ethereum/patterns-and-standards",
children: ["/evm-maquina-virtual-ethereum/patterns-and-standards/erc20-and-eip-20.md"],
children: [
"/evm-maquina-virtual-ethereum/patterns-and-standards/erc20-and-eip-20.md",
],
},
],
},
Expand All @@ -171,4 +185,4 @@ module.exports = [
},
],
},
]
];
20 changes: 11 additions & 9 deletions src/exemplos/aplicacoes/arvore-de-merkle.md
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@@ -1,12 +1,10 @@
# Árvore de Merkle

A árvore de Merkle te permite provar criptograficamente que um elemento está contido

num conjunto sem revelar o conjunto inteiro.
A árvore de Merkle permite você provar criptograficamente que um elemento está contido num conjunto sem revelar o conjunto inteiro.

```solidity
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.3;
pragma solidity ^0.8.20;

contract MerkleProof {
function verify(
Expand Down Expand Up @@ -70,17 +68,21 @@ contract TestMerkleProof is MerkleProof {

/* verifica
3rd leaf
0x1bbd78ae6188015c4a6772eb1526292b5985fc3272ead4c65002240fb9ae5d13
0xdca3326ad7e8121bf9cf9c12333e6b2271abe823ec9edfe42f813b1e768fa57b

raiz
0x074b43252ffb4a469154df5fb7fe4ecce30953ba8b7095fe1e006185f017ad10
root
0xcc086fcc038189b4641db2cc4f1de3bb132aefbd65d510d817591550937818c7

index
2

prova
0x948f90037b4ea787c14540d9feb1034d4a5bc251b9b5f8e57d81e4b470027af8
0x63ac1b92046d474f84be3aa0ee04ffe5600862228c81803cce07ac40484aee43
0x8da9e1c820f9dbd1589fd6585872bc1063588625729e7ab0797cfc63a00bd950
0x995788ffc103b987ad50f5e5707fd094419eb12d9552cc423bd0cd86a3861433
*/
}
```

## Teste no Remix

- [MerkleProof.sol](https://remix.ethereum.org/#code=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&version=soljson-v0.8.20+commit.a1b79de6.js)
158 changes: 158 additions & 0 deletions src/exemplos/aplicacoes/bloqueio-de-tempo.md
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# Bloqueio de tempo

`TimeLock` é um contrato que publica uma transação a ser executada no futuro. Após um período de espera mínimo, a transação pode ser executada.

`TimeLocks` são comumente usados ​​em DAOs.

```solidity
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

contract TimeLock {
error NotOwnerError();
error AlreadyQueuedError(bytes32 txId);
error TimestampNotInRangeError(uint blockTimestamp, uint timestamp);
error NotQueuedError(bytes32 txId);
error TimestampNotPassedError(uint blockTimestmap, uint timestamp);
error TimestampExpiredError(uint blockTimestamp, uint expiresAt);
error TxFailedError();

event Queue(
bytes32 indexed txId,
address indexed target,
uint value,
string func,
bytes data,
uint timestamp
);
event Execute(
bytes32 indexed txId,
address indexed target,
uint value,
string func,
bytes data,
uint timestamp
);
event Cancel(bytes32 indexed txId);

uint public constant MIN_DELAY = 10; // segundos
uint public constant MAX_DELAY = 1000; // segundos
uint public constant GRACE_PERIOD = 1000; // segundos

address public owner;
// tx id => queued
mapping(bytes32 => bool) public queued;

constructor() {
owner = msg.sender;
}

modifier onlyOwner() {
if (msg.sender != owner) {
revert NotOwnerError();
}
_;
}

receive() external payable {}

function getTxId(
address _target,
uint _value,
string calldata _func,
bytes calldata _data,
uint _timestamp
) public pure returns (bytes32) {
return keccak256(abi.encode(_target, _value, _func, _data, _timestamp));
}

/**
* @param _target Address of contract or account to call
* @param _value Amount of ETH to send
* @param _func Function signature, for example "foo(address,uint256)"
* @param _data ABI encoded data send.
* @param _timestamp Timestamp after which the transaction can be executed.
*/
function queue(
address _target,
uint _value,
string calldata _func,
bytes calldata _data,
uint _timestamp
) external onlyOwner returns (bytes32 txId) {
txId = getTxId(_target, _value, _func, _data, _timestamp);
if (queued[txId]) {
revert AlreadyQueuedError(txId);
}
// ---|------------|---------------|-------
// block block + min block + max
if (
_timestamp < block.timestamp + MIN_DELAY ||
_timestamp > block.timestamp + MAX_DELAY
) {
revert TimestampNotInRangeError(block.timestamp, _timestamp);
}

queued[txId] = true;

emit Queue(txId, _target, _value, _func, _data, _timestamp);
}

function execute(
address _target,
uint _value,
string calldata _func,
bytes calldata _data,
uint _timestamp
) external payable onlyOwner returns (bytes memory) {
bytes32 txId = getTxId(_target, _value, _func, _data, _timestamp);
if (!queued[txId]) {
revert NotQueuedError(txId);
}
// ----|-------------------|-------
// timestamp timestamp + período de carência
if (block.timestamp < _timestamp) {
revert TimestampNotPassedError(block.timestamp, _timestamp);
}
if (block.timestamp > _timestamp + GRACE_PERIOD) {
revert TimestampExpiredError(block.timestamp, _timestamp + GRACE_PERIOD);
}

queued[txId] = false;

// preparar dados
bytes memory data;
if (bytes(_func).length > 0) {
// data = func selector + _data
data = abi.encodePacked(bytes4(keccak256(bytes(_func))), _data);
} else {
// chamada de fallback com dados
data = _data;
}

// alvo de chamada
(bool ok, bytes memory res) = _target.call{value: _value}(data);
if (!ok) {
revert TxFailedError();
}

emit Execute(txId, _target, _value, _func, _data, _timestamp);

return res;
}

function cancel(bytes32 _txId) external onlyOwner {
if (!queued[_txId]) {
revert NotQueuedError(_txId);
}

queued[_txId] = false;

emit Cancel(_txId);
}
}
```

## Teste no Remix

- [TimeLock.sol](https://remix.ethereum.org/#code=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&version=soljson-v0.8.20+commit.a1b79de6.js)
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