Test.js

Alliance University Saurabh Kumar 19030141CSE068/Scontract/.gitignore

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+node_modules
+.env
+coverage
+coverage.json
+typechain
+typechain-types
+
+# Hardhat files
+cache
+artifacts
+

Alliance University Saurabh Kumar 19030141CSE068/Scontract/README.md

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+# Sample Hardhat Project
+
+This project demonstrates a basic Hardhat use case. It comes with a sample contract, a test for that contract, and a script that deploys that contract.
+
+Try running some of the following tasks:
+
+```shell
+npx hardhat help
+npx hardhat test
+REPORT_GAS=true npx hardhat test
+npx hardhat node
+npx hardhat run scripts/deploy.js
+```

Alliance University Saurabh Kumar 19030141CSE068/Scontract/contracts/Smartcontract.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+contract DecentralizedSocialMedia {
+
+    struct Post {
+        address owner;
+        string content;
+        uint256 timestamp;
+        bool isDeleted;
+    }
+
+    mapping (uint256 => Post) public posts;
+    uint256 public postCount;
+
+    function createPost(string memory _content) public {
+        require(bytes(_content).length > 0, "Content cannot be empty");
+
+        postCount++;
+        posts[postCount] = Post(msg.sender, _content, block.timestamp, false);
+    }
+
+    function deletePost(uint256 _postId) public {
+        require(posts[_postId].owner == msg.sender, "Only the owner can delete the post");
+        require(!posts[_postId].isDeleted, "Post has already been deleted");
+
+        posts[_postId].isDeleted = true;
+    }
+
+    function getPost(uint256 _postId) public view returns (address, string memory, uint256) {
+        require(_postId <= postCount && _postId > 0, "Invalid post ID");
+
+        Post memory post = posts[_postId];
+        require(!post.isDeleted, "Post has been deleted");
+
+        return (post.owner, post.content, post.timestamp);
+    }
+}

Alliance University Saurabh Kumar 19030141CSE068/Scontract/hardhat.config.js

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+require("@nomicfoundation/hardhat-toolbox");
+
+/** @type import('hardhat/config').HardhatUserConfig */
+module.exports = {defaultNetwork: 'buildbear',
+
+networks: {
+  hardhat: {},
+  buildbear: {
+    url: "https://rpc.buildbear.io/Tough_Darth_Maul_b8516ccd",
+  },
+
+},
+solidity: {
+  compilers: [
+    {
+      version: '0.8.16',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+    {
+      version: '0.8.4',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+    {
+      version: '0.8.9',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+    {
+      version: '0.5.0',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+    {
+      version: '0.8.13',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+    {
+      version: '0.5.5',
+      settings: {
+        optimizer: {
+          enabled: true,
+          runs: 200,
+        },
+      },
+    },
+  ],
+},
+
+etherscan: {
+  apiKey: {
+    buildbear: "test1",
+  },
+  customChains: [
+    {
+      network: "buildbear",
+      chainId: 8643,
+      urls: {
+        apiURL: "https://rpc.buildbear.io/verify/etherscan/Tough_Darth_Maul_b8516ccd",
+        browserURL: "https://explorer.buildbear.io/Tough_Darth_Maul_b8516ccd",
+      },
+    },
+  ],
+},
+paths: {
+  sources: './contracts',
+  cache: './cache',
+  artifacts: './artifacts',
+},
+mocha: {
+  timeout: 20000000000,
+},
+};