Set up server with DB cofiguration

- set up prisma configuration
- set up getAll and getOne routes

Author: snigdho611

server/app.js

@@ -2,52 +2,54 @@ const express = require("express");
 const app = express();
 const router = express.Router();
 const cors = require("cors");
-const users = require("./server/users.json");
+// const users = require("./server/users.json");
 const dotenv = require("dotenv");
+const HTTP_STATUS = require("./constants/httpStatus");
+const prisma = require("./config/database");
 dotenv.config();
 app.use(cors());
 
-router.get("/users/all", (req, res) => {
+router.get("/users/all", async (req, res) => {
     try {
         console.log(`${new Date().toISOString()} - All users request hit!`);
-        res.set("Cache-Control", "public, max-age=31557600");
-        return res.status(200).send({
+
+        const users = await prisma.user.findMany({});
+        return res.status(HTTP_STATUS.OK).send({
             success: true,
             message: "Successfully received all users",
             data: users,
         });
     } catch (error) {
         console.log(error);
-        return res.status(500).send({
+        return res.status(HTTP_STATUS.INTERNAL_SERVER_ERROR).send({
             success: false,
             message: "Internal server error",
         });
     }
 });
 
-router.get(`/user/:id`, (req, res) => {
+router.get(`/user/:id`, async (req, res) => {
     try {
         console.log(`${new Date().toISOString()} - Single user request hit!`);
         const { id } = req.params;
 
-        res.set("Cache-Control", "public, max-age=31557600");
-        const result = users.filter((element) => element.id === Number(id));
+        const result = await prisma.user.findFirst({ where: { id: Number(id) } });
 
-        if (result.length === 1) {
-            return res.status(200).send({
+        if (result) {
+            return res.status(HTTP_STATUS.OK).send({
                 success: true,
                 message: `Successfully received user with id: ${id}`,
-                data: result[0],
+                data: result,
             });
         }
-        return res.status(404).send({
+        return res.status(HTTP_STATUS.NOT_FOUND).send({
             success: false,
             message: "Could not find user",
             data: null,
         });
     } catch (error) {
         console.log(error);
-        return res.status(500).send({
+        return res.status(HTTP_STATUS.INTERNAL_SERVER_ERROR).send({
             success: false,
             message: "Internal server error",
         });

server/config/database.js

@@ -0,0 +1,5 @@
+const { PrismaClient } = require("@prisma/client");
+
+const prisma = new PrismaClient();
+
+module.exports = prisma;

server/constants/httpStatus.js

@@ -0,0 +1,67 @@
+const HTTP_STATUS = {
+    CONTINUE: 100,
+    SWITCHING_PROTOCOLS: 101,
+    PROCESSING: 102,
+    EARLY_HINTS: 103,
+    OK: 200,
+    CREATED: 201,
+    ACCEPTED: 202,
+    NON_AUTHORITATIVE_INFORMATION: 203,
+    NO_CONTENT: 204,
+    RESET_CONTENT: 205,
+    PARTIAL_CONTENT: 206,
+    MULTI_STATUS: 207,
+    ALREADY_REPORTED: 208,
+    IM_USED: 226,
+    MULTIPLE_CHOICES: 300,
+    MOVED_PERMANENTLY: 301,
+    FOUND: 302,
+    SEE_OTHER: 303,
+    NOT_MODIFIED: 304,
+    USE_PROXY: 305,
+    RESERVED: 306,
+    TEMPORARY_REDIRECT: 307,
+    PERMANENTLY_REDIRECT: 308,
+    BAD_REQUEST: 400,
+    UNAUTHORIZED: 401,
+    PAYMENT_REQUIRED: 402,
+    FORBIDDEN: 403,
+    NOT_FOUND: 404,
+    METHOD_NOT_ALLOWED: 405,
+    NOT_ACCEPTABLE: 406,
+    PROXY_AUTHENTICATION_REQUIRED: 407,
+    REQUEST_TIMEOUT: 408,
+    CONFLICT: 409,
+    GONE: 410,
+    LENGTH_REQUIRED: 411,
+    PRECONDITION_FAILED: 412,
+    REQUEST_ENTITY_TOO_LARGE: 413,
+    REQUEST_URI_TOO_LONG: 414,
+    UNSUPPORTED_MEDIA_TYPE: 415,
+    REQUESTED_RANGE_NOT_SATISFIABLE: 416,
+    EXPECTATION_FAILED: 417,
+    I_AM_A_TEAPOT: 418,
+    MISDIRECTED_REQUEST: 421,
+    UNPROCESSABLE_ENTITY: 422,
+    LOCKED: 423,
+    FAILED_DEPENDENCY: 424,
+    TOO_EARLY: 425,
+    UPGRADE_REQUIRED: 426,
+    PRECONDITION_REQUIRED: 428,
+    TOO_MANY_REQUESTS: 429,
+    REQUEST_HEADER_FIELDS_TOO_LARGE: 431,
+    UNAVAILABLE_FOR_LEGAL_REASONS: 451,
+    INTERNAL_SERVER_ERROR: 500,
+    NOT_IMPLEMENTED: 501,
+    BAD_GATEWAY: 502,
+    SERVICE_UNAVAILABLE: 503,
+    GATEWAY_TIMEOUT: 504,
+    VERSION_NOT_SUPPORTED: 505,
+    VARIANT_ALSO_NEGOTIATES_EXPERIMENTAL: 506,
+    INSUFFICIENT_STORAGE: 507,
+    LOOP_DETECTED: 508,
+    NOT_EXTENDED: 510,
+    NETWORK_AUTHENTICATION_REQUIRED: 511,
+};
+
+module.exports = HTTP_STATUS;

server/package-lock.json

@@ -4,15 +4,22 @@
   "description": "",
   "main": "app.js",
   "dependencies": {
+    "@prisma/client": "^5.14.0",
     "cors": "^2.8.5",
     "dotenv": "^16.4.5",
     "express": "^4.18.2",
     "nodemon": "^2.0.20"
   },
+  "prisma": {
+    "seed": "node ./prisma/seed.js"
+  },
   "scripts": {
     "dev": "nodemon app.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "",
-  "license": "ISC"
-}
+  "license": "ISC",
+  "devDependencies": {
+    "prisma": "^5.14.0"
+  }
+}

server/package.json

@@ -0,0 +1,14 @@
+-- CreateEnum
+CREATE TYPE "Role" AS ENUM ('MALE', 'FEMALE', 'Others');
+
+-- CreateTable
+CREATE TABLE "User" (
+    "id" SERIAL NOT NULL,
+    "first_name" VARCHAR(255) NOT NULL,
+    "last_name" VARCHAR(255) NOT NULL,
+    "email" VARCHAR(255) NOT NULL,
+    "gender" "Role" NOT NULL,
+    "phone" VARCHAR(100) NOT NULL,
+
+    CONSTRAINT "User_pkey" PRIMARY KEY ("id")
+);

server/prisma/migrations/20240526103908_/migration.sql

@@ -0,0 +1,20 @@
+/*
+  Warnings:
+
+  - You are about to drop the `User` table. If the table is not empty, all the data it contains will be lost.
+
+*/
+-- DropTable
+DROP TABLE "User";
+
+-- CreateTable
+CREATE TABLE "user" (
+    "id" SERIAL NOT NULL,
+    "first_name" VARCHAR(255) NOT NULL,
+    "last_name" VARCHAR(255) NOT NULL,
+    "email" VARCHAR(255) NOT NULL,
+    "gender" "Role" NOT NULL,
+    "phone" VARCHAR(100) NOT NULL,
+
+    CONSTRAINT "user_pkey" PRIMARY KEY ("id")
+);

server/prisma/migrations/20240526104232_/migration.sql

@@ -0,0 +1,15 @@
+/*
+  Warnings:
+
+  - Changed the type of `gender` on the `user` table. No cast exists, the column would be dropped and recreated, which cannot be done if there is data, since the column is required.
+
+*/
+-- CreateEnum
+CREATE TYPE "Gender" AS ENUM ('MALE', 'FEMALE', 'OTHER');
+
+-- AlterTable
+ALTER TABLE "user" DROP COLUMN "gender",
+ADD COLUMN     "gender" "Gender" NOT NULL;
+
+-- DropEnum
+DROP TYPE "Role";

server/prisma/migrations/20240526110749_/migration.sql

@@ -0,0 +1,3 @@
+# Please do not edit this file manually
+# It should be added in your version-control system (i.e. Git)
+provider = "postgresql"

server/prisma/migrations/migration_lock.toml

@@ -0,0 +1,28 @@
+// This is your Prisma schema file,
+// learn more about it in the docs: https://pris.ly/d/prisma-schema
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model User {
+  id         Int    @id @default(autoincrement())
+  first_name String @db.VarChar(255)
+  last_name  String @db.VarChar(255)
+  email      String @db.VarChar(255)
+  gender     Gender
+  phone      String @db.VarChar(100)
+
+  @@map("user")
+}
+
+enum Gender {
+  MALE
+  FEMALE
+  OTHER
+}