1.0.0

.env.example

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+WEB3_PROVIDER_URL=""
+NETWORK_ID=""

.gitignore

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+node_modules
+.idea

README.md

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+# Vehicle Registration
+<p align="center" color="red">Vehicle registration system to replace recorder deeds</p>
+
+## Installation
+
+Use the package manager NPM, so you need to install [Nodejs](https://nodejs.org/en/download/)
+
+```bash
+npm install
+```
+
+## Usage
+
+```bash
+npm run start
+```
+
+## Contributing
+
+Pull requests are welcome. For major changes, please open an issue first
+to discuss what you would like to change.
+
+Please make sure to update tests as appropriate.
+
+## License
+
+[MIT](https://choosealicense.com/licenses/mit/)

app.js

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+const createError = require('http-errors');
+const express = require('express');
+const path = require('path');
+const cookieParser = require('cookie-parser');
+const logger = require('morgan');
+const expressValidator = require("express-validator")
+const session = require("express-session")
+const expressLayout = require('express-ejs-layouts')
+const flash = require('express-flash')
+
+require('dotenv').config()
+
+// Routes
+const userRoutes = require("./routes/users");
+const homeRoutes = require("./routes/home");
+const vehiclesRoutes = require("./routes/vehicles");
+const installUsers = require("./helpers/installUsers");
+const installManufactures = require("./helpers/installManufactures");
+const installVehicles = require("./helpers/installVehicles");
+const licensesRoutes = require("./routes/licenses");
+const manufacturersRoutes = require("./routes/manufacturers");
+const banksRoutes = require("./routes/banks");
+const installBanks = require("./helpers/installBanks");
+const roles = require("./utilities/roles");
+const installLicenses = require("./helpers/installLicenses");
+
+const app = express();
+
+app.use(flash())
+// Global middleware
+app.use((req, res, next) => {
+    res.locals.session = req.session
+    res.locals.user = req.user
+    next()
+})
+// view engine setup
+app.use(expressLayout)
+app.set("views", path.join(__dirname, "resources/views"));
+app.set("view engine", "ejs");
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({extended: false}));
+app.use(expressValidator())
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+const oneDay = 1000 * 60 * 60 * 24;
+app.use(session({
+    secret: "thisismysecrctekeyfhrgfgrfrty84fwir767",
+    saveUninitialized: true,
+    cookie: {maxAge: oneDay},
+    resave: false
+}));
+
+// init
+installUsers()
+installManufactures()
+installVehicles()
+installBanks()
+installLicenses()
+
+app.use(function (req, res, next) {
+    res.locals.currentUser = req.session.user;
+    res.locals.currentUserRole = roles(req.session.user?.user_role);
+    res.locals.message = req.flash();
+    next()
+})
+
+homeRoutes(app)
+userRoutes(app)
+vehiclesRoutes(app)
+licensesRoutes(app)
+manufacturersRoutes(app)
+banksRoutes(app)
+
+app.use((req, res) => {
+    res.status(404).render('404')
+})
+
+module.exports = app;

app/controllers/BanksController.js

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+const mainContract = require("../../utilities/contract");
+
+function BanksController() {
+    return {
+        async allBanks(req, res, next) {
+
+            const contract = await mainContract()
+            let users = []
+            let banks = await contract.methods.get_banks().call(async function (err, result) {
+                return result
+            })
+
+            for (const i in banks) {
+                const user = await contract.methods.get_user(banks[i].user_id).call((err, result) => {
+                    return result
+                })
+                banks[i].user = user
+                users.push(user)
+            }
+
+            res.render("banks/list", {
+                banks, users
+            })
+        }
+    }
+}
+
+module.exports = BanksController

app/controllers/HomeController.js

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+function HomeController() {
+
+}
+
+module.exports = HomeController

app/controllers/LicensesController.js

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+const mainContract = require("../../utilities/contract");
+const {accounts} = require("../../utilities/accounts");
+
+function LicensesController() {
+    return {
+        async allLicenses(req, res) {
+
+            const contract = await mainContract()
+
+            const licenses = await contract.methods.get_licenses().call((err, result) => {
+                return result
+            })
+
+            const vehicles = await contract.methods.get_vehicles().call((err, result) => {
+                return result
+            })
+
+            function timeConverter(UNIX_timestamp) {
+                let a = new Date(parseInt(UNIX_timestamp));
+                let months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+                let year = a.getFullYear();
+                let month = a.getMonth();
+                let date = a.getDate();
+                return year + '/' + month + '/' + date;
+            }
+
+            const currentUserRole = res.locals.currentUserRole
+
+            if (currentUserRole.toString() === 'admin') {
+                return res.render('licenses/list', {
+                    licenses: licenses,
+                    vehicles: vehicles,
+                    timeConverter,
+                    currentTime: Date.now(),
+                })
+            } else {
+                const user_id = res.locals.currentUser?.user_id
+                let new_licenses = []
+                let new_licenses_id = []
+                for (const i in licenses) {
+                    if (parseInt(licenses[i].user_id) === parseInt(user_id)) {
+                        new_licenses.push(licenses[i])
+                        new_licenses_id.push(i)
+                    }
+                }
+
+                let new_vehicles = []
+
+                for (const license of new_licenses) {
+                    new_vehicles.push(vehicles[license.car_id])
+                }
+
+                return res.render('licenses/list', {
+                    licenses: new_licenses,
+                    vehicles: new_vehicles,
+                    timeConverter,
+                    currentTime: Date.now(),
+                    new_licenses_id
+                })
+            }
+        },
+
+        async add(req, res) {
+            const contract = await mainContract()
+
+            const vehicles = await contract.methods.get_vehicles().call((err, result) => {
+                return result
+            })
+
+            const user_id = res.locals.currentUser?.user_id
+            let new_vehicles = []
+            for (const vehicle of vehicles) {
+                if (parseInt(vehicle.user_id) === parseInt(user_id)) new_vehicles.push(vehicle)
+            }
+
+            res.render('licenses/add', {
+                vehicles: new_vehicles
+            })
+        },
+
+        async renewal(req, res) {
+            const license_id = req.params.id
+            const expire_at = req.params.expire_at
+            const allAccounts = await accounts()
+
+            const contract = await mainContract()
+
+            const aYearFromNow = new Date(parseInt(expire_at));
+            aYearFromNow.setFullYear(new Date().getFullYear() + 5);
+
+            const new_expire_at = aYearFromNow.getTime().toString()
+
+            await contract.methods.renewal_license(license_id, new_expire_at).send({
+                from: allAccounts[0],
+                gas: 200000000
+            })
+
+            req.flash('success', "Renewal Successfully!");
+
+            res.redirect("/licenses")
+        }
+    }
+}
+
+module.exports = LicensesController

app/controllers/ManufacturersController.js

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+const mainContract = require("../../utilities/contract");
+
+function ManufacturersController() {
+    return {
+        async allManufacturers(req, res, next) {
+            const contract = await mainContract()
+            let users = []
+            let manufactures = await contract.methods.get_manufactures().call(async function (err, result) {
+                return result
+            })
+
+            for (const i in manufactures) {
+                const user = await contract.methods.get_user(manufactures[i].user_id).call((err, result) => {
+                    return result
+                })
+                manufactures[i].user = user
+                users.push(user)
+            }
+
+            res.render("manufacturers/list", {
+                manufactures, users
+            })
+        }
+    }
+}
+
+module.exports = ManufacturersController