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Merge pull request #3 from OsmosysSoftware/setup-contract
feat: add smart contract for blockchain
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| { | ||
| "_format": "hh-sol-artifact-1", | ||
| "contractName": "MessageStorage", | ||
| "sourceName": "contracts/MessageStorage.sol", | ||
| "abi": [ | ||
| { | ||
| "inputs": [], | ||
| "name": "getAllMessages", | ||
| "outputs": [ | ||
| { | ||
| "components": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "userId", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "message", | ||
| "type": "string" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "data", | ||
| "type": "string" | ||
| } | ||
| ], | ||
| "internalType": "struct MessageStorage.Message[]", | ||
| "name": "", | ||
| "type": "tuple[]" | ||
| } | ||
| ], | ||
| "stateMutability": "view", | ||
| "type": "function" | ||
| }, | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "_userId", | ||
| "type": "uint256" | ||
| } | ||
| ], | ||
| "name": "getMessagesByUserId", | ||
| "outputs": [ | ||
| { | ||
| "components": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "userId", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "message", | ||
| "type": "string" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "data", | ||
| "type": "string" | ||
| } | ||
| ], | ||
| "internalType": "struct MessageStorage.Message[]", | ||
| "name": "", | ||
| "type": "tuple[]" | ||
| } | ||
| ], | ||
| "stateMutability": "view", | ||
| "type": "function" | ||
| }, | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "", | ||
| "type": "uint256" | ||
| } | ||
| ], | ||
| "name": "messages", | ||
| "outputs": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "userId", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "message", | ||
| "type": "string" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "data", | ||
| "type": "string" | ||
| } | ||
| ], | ||
| "stateMutability": "view", | ||
| "type": "function" | ||
| }, | ||
| { | ||
| "inputs": [ | ||
| { | ||
| "internalType": "uint256", | ||
| "name": "_userId", | ||
| "type": "uint256" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "_message", | ||
| "type": "string" | ||
| }, | ||
| { | ||
| "internalType": "string", | ||
| "name": "_data", | ||
| "type": "string" | ||
| } | ||
| ], | ||
| "name": "storeMessage", | ||
| "outputs": [], | ||
| "stateMutability": "nonpayable", | ||
| "type": "function" | ||
| } | ||
| ], | ||
| "bytecode": 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| ||
| "linkReferences": {}, | ||
| "deployedLinkReferences": {} | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // SPDX-License-Identifier: MIT | ||
| pragma solidity ^0.8.24; | ||
|
|
||
| contract MessageStorage { | ||
| struct Message { | ||
| uint userId; | ||
| string message; | ||
| string data; | ||
| } | ||
|
|
||
| Message[] public messages; | ||
|
|
||
| function storeMessage(uint _userId, string memory _message, string memory _data) public { | ||
| messages.push(Message(_userId, _message, _data)); | ||
| } | ||
|
|
||
| function getAllMessages() public view returns (Message[] memory) { | ||
| return messages; | ||
| } | ||
|
|
||
| function getMessagesByUserId(uint _userId) public view returns (Message[] memory) { | ||
| uint count = 0; | ||
| for (uint i = 0; i < messages.length; i++) { | ||
| if (messages[i].userId == _userId) { | ||
| count++; | ||
| } | ||
| } | ||
|
|
||
| Message[] memory result = new Message[](count); | ||
| uint j = 0; | ||
| for (uint i = 0; i < messages.length; i++) { | ||
| if (messages[i].userId == _userId) { | ||
| result[j] = messages[i]; | ||
| j++; | ||
| } | ||
| } | ||
|
|
||
| return result; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| const { buildModule } = require('@nomicfoundation/hardhat-ignition/modules'); | ||
|
|
||
| module.exports = buildModule('MessageStorageModule', (m) => { | ||
| const MessageContract = m.contract('MessageStorage'); | ||
|
|
||
| return { MessageContract }; | ||
| }); |