Mencius Madhyanagara

.env

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+SECRET_KEY=projecttcgtrade

.gitignore

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+node_modules
+.env

app.js

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+require("dotenv").config();
+const cors = require("cors");
+const express = require("express");
+const app = express();
+const port = 3000;
+
+app.use(cors());
+app.use(express.urlencoded({ extended: false }));
+app.use(express.json());
+
+app.use("/", require("./routers"));
+
+app.listen(port, () => {
+  console.log("listening to port " + port);
+});
+
+module.exports = app;

config/config.json

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+{
+  "development": {
+    "username": "postgres",
+    "password": "postgres",
+    "database": "tcgtrade_dev",
+    "host": "localhost",
+    "dialect": "postgres"
+  },
+  "test": {
+    "username": "root",
+    "password": null,
+    "database": "database_test",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  },
+  "production": {
+    "username": "root",
+    "password": null,
+    "database": "database_production",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  }
+}

controllers/controller.js

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+"use strict";
+
+const { comparePass, hashPass } = require("../helpers/bcrypt");
+const { User, Post, Inbox } = require("../models");
+
+class Controller {
+  static async createPost(req, res, next) {
+    try {
+      const {
+        requestName,
+        requestSeries,
+        uploadImg,
+        fetchedOfferName,
+        fetchedOfferSeries,
+        fetchedOfferImg,
+      } = req.body;
+
+      const { id } = req.user;
+
+      const response = Post.create({
+        UserId: id,
+        requestName,
+        requestSeries,
+        uploadImg,
+        offerName: fetchedOfferName,
+        offerSeries: fetchedOfferSeries,
+        fetchedImg: fetchedOfferImg,
+      });
+      console.log(response);
+      //   res.status(201).json(response);
+    } catch (err) {
+      next(err);
+    }
+  }
+
+  static async register(req, res, next) {
+    try {
+      let { username, password } = req.body;
+
+      password = hashPass(password);
+
+      const result = await User.create({
+        username,
+        password,
+      });
+
+      res.status(201).json({
+        data: {
+          id: result.id,
+          username: result.username,
+        },
+      });
+    } catch (err) {
+      next(err);
+    }
+  }
+
+  static async login(req, res, next) {
+    try {
+      const { username, password } = req.body;
+      const targetUser = await User.findOne({
+        where: { username: username },
+      });
+
+      if (!targetUser) {
+        throw { name: "Email/password invalid" };
+      }
+
+      const isPassTrue = comparePass(password, targetUser.password);
+
+      if (!isPassTrue) {
+        throw { name: "Email/password invalid" };
+      }
+
+      //sending token
+
+      const payload = {
+        username: targetUser.username,
+      };
+
+      const token = payloadToToken(payload);
+
+      res.status(200).json({
+        data: {
+          access_token: token,
+          id: targetUser.id,
+        },
+      });
+    } catch (err) {
+      next(err);
+    }
+  }
+}
+
+module.exports = { Controller };

helpers/bcrypt.js

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+const bcrypt = require("bcryptjs");
+
+function hashPass(password) {
+  const hash = bcrypt.hashSync(password);
+  return hash;
+}
+
+function comparePass(password, hashed) {
+  const compared = bcrypt.compareSync(password, hashed);
+  return compared;
+}
+
+module.exports = { hashPass, comparePass };

helpers/errorhandler.js

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+function errorHandler(err, req, res, next) {
+  let code = 500;
+  let message = "internal server error";
+
+  if (err.name === "Invalid Token" || err.name === "JsonWebTokenError") {
+    code = 400;
+    message = "Access token received is invalid";
+  }
+
+  res.status(code).json({
+    message,
+  });
+}
+
+module.exports = errorHandler;

helpers/jwt.js

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+const jwt = require("jsonwebtoken");
+const key = process.env.SECRET_KEY;
+
+function payloadToToken(payload) {
+  return jwt.sign(payload, key, { expiresIn: "7d" });
+}
+
+function tokenToPayload(token) {
+  return jwt.verify(token, key);
+}
+
+module.exports = { payloadToToken, tokenToPayload };

middlewares/authentication.js

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+const { tokenToPayload } = require("../helpers/jwt");
+const { User } = require("../models");
+
+async function authentication(req, res, next) {
+  try {
+    const { access_token } = req.headers;
+
+    if (!access_token) {
+      throw { name: "Invalid Token" };
+    }
+
+    const payload = tokenToPayload(access_token);
+
+    const isusernameExist = await User.findOne({
+      where: { username: payload.username },
+    });
+
+    if (!isusernameExist) {
+      throw { name: "Invalid Token" };
+    }
+
+    req.user = {
+      id: isusernameExist.id,
+      role: isusernameExist.role,
+      username: isusernameExist.username,
+    };
+
+    next();
+  } catch (err) {
+    next(err);
+  }
+}
+
+module.exports = authentication;

migrations/20220622172419-create-post.js

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+"use strict";
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable("Posts", {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER,
+      },
+      UserId: {
+        type: Sequelize.INTEGER,
+      },
+      imageUrl: {
+        type: Sequelize.STRING,
+      },
+      cardId: {
+        type: Sequelize.STRING,
+      },
+      requestedName: {
+        type: Sequelize.STRING,
+      },
+      requestedSeries: {
+        type: Sequelize.STRING,
+      },
+      uploadedImgUrl: {
+        type: Sequelize.STRING,
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+      },
+    });
+  },
+  async down(queryInterface, Sequelize) {
+    await queryInterface.dropTable("Posts");
+  },
+};

migrations/20220622172816-create-user.js

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+'use strict';
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('Users', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      username: {
+        type: Sequelize.STRING
+      },
+      password: {
+        type: Sequelize.STRING
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  async down(queryInterface, Sequelize) {
+    await queryInterface.dropTable('Users');
+  }
+};

migrations/20220622173222-create-inbox.js

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+'use strict';
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('Inboxes', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      senderId: {
+        type: Sequelize.INTEGER
+      },
+      receiverId: {
+        type: Sequelize.INTEGER
+      },
+      content: {
+        type: Sequelize.STRING
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  async down(queryInterface, Sequelize) {
+    await queryInterface.dropTable('Inboxes');
+  }
+};

models/inbox.js

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+'use strict';
+const {
+  Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+  class Inbox extends Model {
+    /**
+     * Helper method for defining associations.
+     * This method is not a part of Sequelize lifecycle.
+     * The `models/index` file will call this method automatically.
+     */
+    static associate(models) {
+      // define association here
+    }
+  }
+  Inbox.init({
+    senderId: DataTypes.INTEGER,
+    receiverId: DataTypes.INTEGER,
+    content: DataTypes.STRING
+  }, {
+    sequelize,
+    modelName: 'Inbox',
+  });
+  return Inbox;
+};

models/index.js

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+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const Sequelize = require('sequelize');
+const basename = path.basename(__filename);
+const env = process.env.NODE_ENV || 'development';
+const config = require(__dirname + '/../config/config.json')[env];
+const db = {};
+
+let sequelize;
+if (config.use_env_variable) {
+  sequelize = new Sequelize(process.env[config.use_env_variable], config);
+} else {
+  sequelize = new Sequelize(config.database, config.username, config.password, config);
+}
+
+fs
+  .readdirSync(__dirname)
+  .filter(file => {
+    return (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js');
+  })
+  .forEach(file => {
+    const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+    db[model.name] = model;
+  });
+
+Object.keys(db).forEach(modelName => {
+  if (db[modelName].associate) {
+    db[modelName].associate(db);
+  }
+});
+
+db.sequelize = sequelize;
+db.Sequelize = Sequelize;
+
+module.exports = db;