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33 lines
1.2 KiB
33 lines
1.2 KiB
8 months ago
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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// SimpleBank contract definition
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contract SimpleBank {
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// Mapping from addresses to balances
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mapping(address => uint) private balances;
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// Event declarations
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event DepositMade(address indexed accountAddress, uint amount);
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event WithdrawalMade(address indexed accountAddress, uint withdrawAmount, uint newBalance);
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// Deposit function allows users to deposit Ether into the bank
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function deposit() public payable {
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require(msg.value > 0, "Deposit amount must be greater than zero.");
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balances[msg.sender] += msg.value;
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emit DepositMade(msg.sender, msg.value);
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}
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// Withdraw function allows users to withdraw Ether from the bank
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function withdraw(uint withdrawAmount) public {
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require(withdrawAmount <= balances[msg.sender], "Insufficient balance.");
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payable(msg.sender).transfer(withdrawAmount);
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balances[msg.sender] -= withdrawAmount;
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emit WithdrawalMade(msg.sender, withdrawAmount, balances[msg.sender]);
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}
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// Get balance function returns the Ether balance of the user
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function getBalance() public view returns (uint) {
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return balances[msg.sender];
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}
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}
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