diff --git a/migrations/2_deploy_contracts.js b/migrations/2_deploy_contracts.js
index e20a672..3513504 100644
--- a/migrations/2_deploy_contracts.js
+++ b/migrations/2_deploy_contracts.js
@@ -1,5 +1,5 @@
-const DStorage = artifacts.require("DStorage");
+//Import Contractconst DStorage = artifacts.require("DStorage");
 
 module.exports = function(deployer) {
-  deployer.deploy(DStorage);
+	//Deploy Contract
 };
diff --git a/src/abis/DStorage.json b/src/abis/DStorage.json
deleted file mode 100644
index 11f8b48..0000000
--- a/src/abis/DStorage.json
+++ /dev/null
@@ -1,4939 +0,0 @@
-{
-  "contractName": "DStorage",
-  "abi": [
-    {
-      "inputs": [],
-      "payable": false,
-      "stateMutability": "nonpayable",
-      "type": "constructor"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": false,
-          "internalType": "uint256",
-          "name": "fileId",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "internalType": "string",
-          "name": "fileHash",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "internalType": "uint256",
-          "name": "fileSize",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "internalType": "string",
-          "name": "fileType",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "internalType": "string",
-          "name": "fileName",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "internalType": "string",
-          "name": "fileDescription",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "internalType": "uint256",
-          "name": "uploadTime",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "internalType": "address payable",
-          "name": "uploader",
-          "type": "address"
-        }
-      ],
-      "name": "FileUploaded",
-      "type": "event"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "fileCount",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "name": "files",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "fileId",
-          "type": "uint256"
-        },
-        {
-          "internalType": "string",
-          "name": "fileHash",
-          "type": "string"
-        },
-        {
-          "internalType": "uint256",
-          "name": "fileSize",
-          "type": "uint256"
-        },
-        {
-          "internalType": "string",
-          "name": "fileType",
-          "type": "string"
-        },
-        {
-          "internalType": "string",
-          "name": "fileName",
-          "type": "string"
-        },
-        {
-          "internalType": "string",
-          "name": "fileDescription",
-          "type": "string"
-        },
-        {
-          "internalType": "uint256",
-          "name": "uploadTime",
-          "type": "uint256"
-        },
-        {
-          "internalType": "address payable",
-          "name": "uploader",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "name",
-      "outputs": [
-        {
-          "internalType": "string",
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "internalType": "string",
-          "name": "_fileHash",
-          "type": "string"
-        },
-        {
-          "internalType": "uint256",
-          "name": "_fileSize",
-          "type": "uint256"
-        },
-        {
-          "internalType": "string",
-          "name": "_fileType",
-          "type": "string"
-        },
-        {
-          "internalType": "string",
-          "name": "_fileName",
-          "type": "string"
-        },
-        {
-          "internalType": "string",
-          "name": "_fileDescription",
-          "type": "string"
-        }
-      ],
-      "name": "uploadFile",
-      "outputs": [],
-      "payable": false,
-      "stateMutability": "nonpayable",
-      "type": "function"
-    }
-  ],
-  "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"fileId\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"fileHash\",\"type\":\"string\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"fileSize\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"fileType\",\"type\":\"string\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"fileName\",\"type\":\"string\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"fileDescription\",\"type\":\"string\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"uploadTime\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"address payable\",\"name\":\"uploader\",\"type\":\"address\"}],\"name\":\"FileUploaded\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[],\"name\":\"fileCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"files\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"fileId\",\"type\":\"uint256\"},{\"internalType\":\"string\",\"name\":\"fileHash\",\"type\":\"string\"},{\"internalType\":\"uint256\",\"name\":\"fileSize\",\"type\":\"uint256\"},{\"internalType\":\"string\",\"name\":\"fileType\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"fileName\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"fileDescription\",\"type\":\"string\"},{\"internalType\":\"uint256\",\"name\":\"uploadTime\",\"type\":\"uint256\"},{\"internalType\":\"address payable\",\"name\":\"uploader\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"string\",\"name\":\"_fileHash\",\"type\":\"string\"},{\"internalType\":\"uint256\",\"name\":\"_fileSize\",\"type\":\"uint256\"},{\"internalType\":\"string\",\"name\":\"_fileType\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"_fileName\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"_fileDescription\",\"type\":\"string\"}],\"name\":\"uploadFile\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/mnt/c/pr0/dstorage/src/contracts/DStorage.sol\":\"DStorage\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"/mnt/c/pr0/dstorage/src/contracts/DStorage.sol\":{\"keccak256\":\"0x245d0a0788aa6e2e3a8b3d2a224d1206adf7a9cd53ee8622d608cc60502b7842\",\"urls\":[\"bzz-raw://30b7f30b0a132dc9e7919981760e5d22108b43978a2ae194272555e5e9ee9478\",\"dweb:/ipfs/QmQwjuG6hWo7zvPMuzgysDPPBgqSwMAXKVEj61YWuQdGPk\"]}},\"version\":1}",
-  "bytecode": 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-  "source": "pragma solidity ^0.5.0;\n\ncontract DStorage {\n  string public name = 'DStorage';\n  uint public fileCount = 0;\n  mapping(uint => File) public files;\n\n  struct File {\n    uint fileId;\n    string fileHash;\n    uint fileSize;\n    string fileType;\n    string fileName;\n    string fileDescription;\n    uint uploadTime;\n    address payable uploader;\n  }\n\n  event FileUploaded(\n    uint fileId,\n    string fileHash,\n    uint fileSize,\n    string fileType,\n    string fileName, \n    string fileDescription,\n    uint uploadTime,\n    address payable uploader\n  );\n\n  constructor() public {\n  }\n\n  function uploadFile(string memory _fileHash, uint _fileSize, string memory _fileType, string memory _fileName, string memory _fileDescription) public {\n    // Make sure the file hash exists\n    require(bytes(_fileHash).length > 0);\n    // Make sure file type exists\n    require(bytes(_fileType).length > 0);\n    // Make sure file description exists\n    require(bytes(_fileDescription).length > 0);\n    // Make sure file fileName exists\n    require(bytes(_fileName).length > 0);\n    // Make sure uploader address exists\n    require(msg.sender!=address(0));\n    // Make sure file size is more than 0\n    require(_fileSize>0);\n\n    // Increment file id\n    fileCount ++;\n\n    // Add File to the contract\n    files[fileCount] = File(fileCount, _fileHash, _fileSize, _fileType, _fileName, _fileDescription, now, msg.sender);\n    // Trigger an event\n    emit FileUploaded(fileCount, _fileHash, _fileSize, _fileType, _fileName, _fileDescription, now, msg.sender);\n  }\n}",
-  "sourcePath": "/mnt/c/pr0/dstorage/src/contracts/DStorage.sol",
-  "ast": {
-    "absolutePath": "/mnt/c/pr0/dstorage/src/contracts/DStorage.sol",
-    "exportedSymbols": {
-      "DStorage": [
-        147
-      ]
-    },
-    "id": 148,
-    "nodeType": "SourceUnit",
-    "nodes": [
-      {
-        "id": 1,
-        "literals": [
-          "solidity",
-          "^",
-          "0.5",
-          ".0"
-        ],
-        "nodeType": "PragmaDirective",
-        "src": "0:23:0"
-      },
-      {
-        "baseContracts": [],
-        "contractDependencies": [],
-        "contractKind": "contract",
-        "documentation": null,
-        "fullyImplemented": true,
-        "id": 147,
-        "linearizedBaseContracts": [
-          147
-        ],
-        "name": "DStorage",
-        "nodeType": "ContractDefinition",
-        "nodes": [
-          {
-            "constant": false,
-            "id": 4,
-            "name": "name",
-            "nodeType": "VariableDeclaration",
-            "scope": 147,
-            "src": "47:31:0",
-            "stateVariable": true,
-            "storageLocation": "default",
-            "typeDescriptions": {
-              "typeIdentifier": "t_string_storage",
-              "typeString": "string"
-            },
-            "typeName": {
-              "id": 2,
-              "name": "string",
-              "nodeType": "ElementaryTypeName",
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-  "updatedAt": "2020-10-29T14:07:54.734Z",
-  "networkType": "ethereum",
-  "devdoc": {
-    "methods": {}
-  },
-  "userdoc": {
-    "methods": {}
-  }
-}
\ No newline at end of file
diff --git a/src/abis/Migrations.json b/src/abis/Migrations.json
deleted file mode 100644
index 128678b..0000000
--- a/src/abis/Migrations.json
+++ /dev/null
@@ -1,1439 +0,0 @@
-{
-  "contractName": "Migrations",
-  "abi": [
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-      "inputs": [],
-      "payable": false,
-      "stateMutability": "nonpayable",
-      "type": "constructor"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "last_completed_migration",
-      "outputs": [
-        {
-          "internalType": "uint256",
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "owner",
-      "outputs": [
-        {
-          "internalType": "address",
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "stateMutability": "view",
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "internalType": "uint256",
-          "name": "completed",
-          "type": "uint256"
-        }
-      ],
-      "name": "setCompleted",
-      "outputs": [],
-      "payable": false,
-      "stateMutability": "nonpayable",
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "internalType": "address",
-          "name": "new_address",
-          "type": "address"
-        }
-      ],
-      "name": "upgrade",
-      "outputs": [],
-      "payable": false,
-      "stateMutability": "nonpayable",
-      "type": "function"
-    }
-  ],
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-      "transactionHash": "0xd4d667aa2e299b198791ee33bfdfff95d178a5a3e651368a9ead832f86e8c64d"
-    },
-    "1603901227583": {
-      "events": {},
-      "links": {},
-      "address": "0x91C693dAad534f5d00C8DeF268aB05f16F4Cd286",
-      "transactionHash": "0xd71852905f9e13e2fae2e9e26b972d577d5413b7f68efe6ce2fcfc6e9d301636"
-    },
-    "1603937802526": {
-      "events": {},
-      "links": {},
-      "address": "0x4eC3ee342fe5e9BBeF2076124582AE7b05207e34",
-      "transactionHash": "0x4d02f423b380a25b0b2969aa6da9b867d3423e4a813b17b55b209a3a981365e5"
-    },
-    "1603942183028": {
-      "events": {},
-      "links": {},
-      "address": "0x6413DD38f048b655687a98Ef60227f779935E170",
-      "transactionHash": "0x2741d3f8a06c19a354d14542ebb7a69f5d020db933f58d250bcc543f7b7cebe7"
-    },
-    "1603961798040": {
-      "events": {},
-      "links": {},
-      "address": "0x4D00899C2FAdCC685DC195e8C9AfDB506D2269b4",
-      "transactionHash": "0xb191e79a55172c6cb7d0c579ee2d9a26d6c538d2536bc723305acfb8c4944907"
-    },
-    "1603980443873": {
-      "events": {},
-      "links": {},
-      "address": "0x81bbBede7eE0d04Ca1Ac8e199878429C6d0817C5",
-      "transactionHash": "0xc84d191afd0a7e086c057e5fe022bf964e5caa6df928615537970d25e380d28b"
-    }
-  },
-  "schemaVersion": "3.2.5",
-  "updatedAt": "2020-10-29T14:07:54.749Z",
-  "networkType": "ethereum",
-  "devdoc": {
-    "methods": {}
-  },
-  "userdoc": {
-    "methods": {}
-  }
-}
\ No newline at end of file
diff --git a/src/components/App.js b/src/components/App.js
index 8bc6693..6029b4b 100644
--- a/src/components/App.js
+++ b/src/components/App.js
@@ -1,12 +1,11 @@
-import DStorage from '../abis/DStorage.json'
+//import DStorage from '../abis/DStorage.json'
 import React, { Component } from 'react';
 import Navbar from './Navbar'
 import Main from './Main'
 import Web3 from 'web3';
 import './App.css';
 
-const ipfsClient = require('ipfs-http-client')
-const ipfs = ipfsClient({ host: 'ipfs.infura.io', port: 5001, protocol: 'https' }) // leaving out the arguments will default to these values
+//Declare IPFS
 
 class App extends Component {
 
@@ -16,105 +15,56 @@ class App extends Component {
   }
 
   async loadWeb3() {
-    if (window.ethereum) {
-      window.web3 = new Web3(window.ethereum)
-      await window.ethereum.enable()
-    }
-    else if (window.web3) {
-      window.web3 = new Web3(window.web3.currentProvider)
-    }
-    else {
-      window.alert('Non-Ethereum browser detected. You should consider trying MetaMask!')
-    }
+    //Setting up Web3
   }
 
   async loadBlockchainData() {
-    const web3 = window.web3
-    // Load account
-    const accounts = await web3.eth.getAccounts()
-    this.setState({ account: accounts[0] })
-    // Network ID
-    const networkId = await web3.eth.net.getId()
-    const networkData = DStorage.networks[networkId]
-    if(networkData) {
-      // Assign contract
-      const dstorage = new web3.eth.Contract(DStorage.abi, networkData.address)
-      this.setState({ dstorage })
-      // Get files amount
-      const filesCount = await dstorage.methods.fileCount().call()
-      this.setState({ filesCount })
-      // Load files&sort by the newest
-      for (var i = filesCount; i >= 1; i--) {
-        const file = await dstorage.methods.files(i).call()
-        this.setState({
-          files: [...this.state.files, file]
-        })
-      }
-    } else {
-      window.alert('DStorage contract not deployed to detected network.')
-    }
+    //Declare Web3
+
+    //Load account
+
+    //Network ID
+
+    //IF got connection, get data from contracts
+      //Assign contract
+
+      //Get files amount
+
+      //Load files&sort by the newest
+
+    //Else
+      //alert Error
+
   }
 
   // Get file from user
   captureFile = event => {
-    event.preventDefault()
-
-    const file = event.target.files[0]
-    const reader = new window.FileReader()
-
-    reader.readAsArrayBuffer(file)
-    reader.onloadend = () => {
-      this.setState({
-        buffer: Buffer(reader.result),
-        type: file.type,
-        name: file.name
-      })
-      console.log('buffer', this.state.buffer)
-    }
   }
 
+
+  //Upload File
   uploadFile = description => {
-    console.log("Submitting file to IPFS...")
-
-    // Add file to the IPFS
-    ipfs.add(this.state.buffer, (error, result) => {
-      console.log('IPFS result', result.size)
-      if(error) {
-        console.error(error)
-        return
-      }
-
-      this.setState({ loading: true })
-      // Assign value for the file without extension
-      if(this.state.type === ''){
-        this.setState({type: 'none'})
-      }
-      this.state.dstorage.methods.uploadFile(result[0].hash, result[0].size, this.state.type, this.state.name, description).send({ from: this.state.account }).on('transactionHash', (hash) => {
-        this.setState({
-         loading: false,
-         type: null,
-         name: null
-       })
-       window.location.reload()
-      }).on('error', (e) =>{
-        window.alert('Error')
-        this.setState({loading: false})
-      })
-    })
+
+    //Add file to the IPFS
+
+      //Check If error
+        //Return error
+
+      //Set state to loading
+
+      //Assign value for the file without extension
+
+      //Call smart contract uploadFile function 
+
   }
 
+  //Set states
   constructor(props) {
     super(props)
     this.state = {
-      account: '',
-      dstorage: null,
-      files: [],
-      loading: false,
-      type: null,
-      name: null
     }
-    this.uploadFile = this.uploadFile.bind(this)
-    this.captureFile = this.captureFile.bind(this)
+
+    //Bind functions
   }
 
   render() {
diff --git a/src/components/Main.js b/src/components/Main.js
index 6fdd560..8eb5410 100644
--- a/src/components/Main.js
+++ b/src/components/Main.js
@@ -11,71 +11,14 @@ class Main extends Component {
           <main role="main" className="col-lg-12 ml-auto mr-auto" style={{ maxWidth: '1024px' }}>
             <div className="content">
               <p>&nbsp;</p>
-              <div className="card mb-3 mx-auto bg-dark" style={{ maxWidth: '512px' }}>
-                <h2 className="text-white text-monospace bg-dark"><b><ins>Share File</ins></b></h2>
-                  <form onSubmit={(event) => {
-                    event.preventDefault()
-                    const description = this.fileDescription.value
-                    this.props.uploadFile(description)
-                  }} >
-                      <div className="form-group">
-                        <br></br>
-                          <input
-                            id="fileDescription"
-                            type="text"
-                            ref={(input) => { this.fileDescription = input }}
-                            className="form-control text-monospace"
-                            placeholder="description..."
-                            required />
-                      </div>
-                    <input type="file" onChange={this.props.captureFile} className="text-white text-monospace"/>
-                    <button type="submit" className="btn-primary btn-block"><b>Upload!</b></button>
-                  </form>
-              </div>
+              <h1>DStorage starter_code</h1>
+              {/* Creatining uploading card ... */}
+                {/* Uploading file... */}
               <p>&nbsp;</p>
+              {/* Create Table*/}
               <table className="table-sm table-bordered text-monospace" style={{ width: '1000px', maxHeight: '450px'}}>
-                <thead style={{ 'fontSize': '15px' }}>
-                  <tr className="bg-dark text-white">
-                    <th scope="col" style={{ width: '10px'}}>id</th>
-                    <th scope="col" style={{ width: '200px'}}>name</th>
-                    <th scope="col" style={{ width: '230px'}}>description</th>
-                    <th scope="col" style={{ width: '120px'}}>type</th>
-                    <th scope="col" style={{ width: '90px'}}>size</th>
-                    <th scope="col" style={{ width: '90px'}}>date</th>
-                    <th scope="col" style={{ width: '120px'}}>uploader/view</th>
-                    <th scope="col" style={{ width: '120px'}}>hash/view/get</th>
-                  </tr>
-                </thead>
-                { this.props.files.map((file, key) => {
-                  return(
-                    <thead style={{ 'fontSize': '12px' }} key={key}>
-                      <tr>
-                        <td>{file.fileId}</td>
-                        <td>{file.fileName}</td>
-                        <td>{file.fileDescription}</td>
-                        <td>{file.fileType}</td>
-                        <td>{convertBytes(file.fileSize)}</td>
-                        <td>{moment.unix(file.uploadTime).format('h:mm:ss A M/D/Y')}</td>
-                        <td>
-                          <a
-                            href={"https://etherscan.io/address/" + file.uploader}
-                            rel="noopener noreferrer"
-                            target="_blank">
-                            {file.uploader.substring(0,10)}...
-                          </a>
-                         </td>
-                        <td>
-                          <a
-                            href={"https://ipfs.infura.io/ipfs/" + file.fileHash}
-                            rel="noopener noreferrer"
-                            target="_blank">
-                            {file.fileHash.substring(0,10)}...
-                          </a>
-                        </td>
-                      </tr>
-                    </thead>
-                  )
-                })}
+              {/* Set table columns */}
+                {/* Mapping rows... */}
               </table>
             </div>
           </main>
diff --git a/src/components/Navbar.js b/src/components/Navbar.js
index 1775750..fc84aa5 100644
--- a/src/components/Navbar.js
+++ b/src/components/Navbar.js
@@ -17,27 +17,7 @@ class Navbar extends Component {
           D$t0r@g3
         </a>
         <ul className="navbar-nav px-3">
-          <li>
-            <small id="account">
-              <a target="_blank"
-                 alt=""
-                 className="text-white"
-                 rel="noopener noreferrer"
-                 href={"https://etherscan.io/address/" + this.props.account}>
-                {this.props.account.substring(0,6)}...{this.props.account.substring(38,42)}
-              </a>
-            </small>
-            { this.props.account
-              ? <img
-                  alt=""
-                  className='ml-2'
-                  width='30'
-                  height='30'
-                  src={`data:image/png;base64,${new Identicon(this.props.account, 30).toString()}`}
-                />
-              : <span></span>
-            }
-          </li>
+          <b className='text-white'>{'0x0'}</b>
         </ul>
       </nav>
     );
diff --git a/src/contracts/DStorage.sol b/src/contracts/DStorage.sol
index 3681364..192c467 100644
--- a/src/contracts/DStorage.sol
+++ b/src/contracts/DStorage.sol
@@ -1,55 +1,37 @@
 pragma solidity ^0.5.0;
 
 contract DStorage {
-  string public name = 'DStorage';
-  uint public fileCount = 0;
-  mapping(uint => File) public files;
-
-  struct File {
-    uint fileId;
-    string fileHash;
-    uint fileSize;
-    string fileType;
-    string fileName;
-    string fileDescription;
-    uint uploadTime;
-    address payable uploader;
-  }
+  // Name
+  // Number of files
+  // Mapping fileId=>Struct 
+
+  // Struct
 
-  event FileUploaded(
-    uint fileId,
-    string fileHash,
-    uint fileSize,
-    string fileType,
-    string fileName, 
-    string fileDescription,
-    uint uploadTime,
-    address payable uploader
-  );
+
+  // Event
 
   constructor() public {
   }
 
-  function uploadFile(string memory _fileHash, uint _fileSize, string memory _fileType, string memory _fileName, string memory _fileDescription) public {
+  // Upload File function
+
     // Make sure the file hash exists
-    require(bytes(_fileHash).length > 0);
+
     // Make sure file type exists
-    require(bytes(_fileType).length > 0);
+
     // Make sure file description exists
-    require(bytes(_fileDescription).length > 0);
+
     // Make sure file fileName exists
-    require(bytes(_fileName).length > 0);
+
     // Make sure uploader address exists
-    require(msg.sender!=address(0));
+
     // Make sure file size is more than 0
-    require(_fileSize>0);
+
 
     // Increment file id
-    fileCount ++;
 
     // Add File to the contract
-    files[fileCount] = File(fileCount, _fileHash, _fileSize, _fileType, _fileName, _fileDescription, now, msg.sender);
+
     // Trigger an event
-    emit FileUploaded(fileCount, _fileHash, _fileSize, _fileType, _fileName, _fileDescription, now, msg.sender);
-  }
+
 }
\ No newline at end of file