migration

app.js

@@ -1,11 +1,11 @@
 import express from "express";
-import { Product } from "./models/product.js";
-import mongoose from "mongoose";
+import { PrismaClient, Prisma } from "@prisma/client";
+import { assert } from "superstruct";
 import * as dotenv from "dotenv";
 import cors from "cors";
-
+import { CreateProduct, PatchProdcut } from "./structs.js";
 dotenv.config();
-
+const prisma = new PrismaClient();
 const app = express();
 
 app.use(
@@ -16,6 +16,7 @@ app.use(
     ],
   })
 );
+app.use(express.json());
 
 const asyncHandler = (handler) => {
   return async (req, res) => {
@@ -37,8 +38,6 @@ const asyncHandler = (handler) => {
   };
 };
 
-app.use(express.json());
-
 app.get(
   "/products",
   asyncHandler(async (req, res) => {
@@ -68,13 +67,14 @@ app.get(
         }
       : {};
 
-    const products = await Product.find(search)
+    const products = await prisma.product
+      .find(search)
       .select("name price createdAt favoriteCount")
       .sort(sortOption)
       .skip(offset)
       .limit(pageSize);
 
-    const totalCount = await Product.countDocuments(search);
+    const totalCount = await prisma.product.countDocuments(search);
 
     res.send({ list: products, totalCount });
   })
@@ -84,24 +84,26 @@ app.get(
   "/products/:id",
   asyncHandler(async (req, res) => {
     const id = req.params.id;
-    const product = await Product.findById(id).select("-updatedAt");
+    const product = await prisma.product.findById(id).select("-updatedAt");
     res.send(product);
   })
 );
 
 app.post(
   "/products",
   asyncHandler(async (req, res) => {
-    const product = await Product.create(req.body);
+    assert(req.body, CreateProduct);
+    const product = await prisma.product.create(req.body);
     res.status(201).send(product);
   })
 );
 
 app.patch(
   "/products/:id",
   asyncHandler(async (req, res) => {
+    assert(req.body, PatchProdcut);
     const id = req.params.id;
-    const product = await Product.findById(id);
+    const product = await prisma.product.findById(id);
     Object.keys(req.body).forEach((key) => {
       product[key] = req.body[key];
     });
@@ -116,15 +118,11 @@ app.delete(
   "/products/:id",
   asyncHandler(async (req, res) => {
     const id = req.params.id;
-    await Product.findByIdAndDelete(id);
+    await prisma.product.findByIdAndDelete(id);
     res.sendStatus(204);
   })
 );
 
-mongoose
-  .connect(process.env.DATABASE_URL)
-  .then(() => console.log("Connected to DB"));
-
 app.listen(process.env.PORT || 3000, () => {
   console.log(`Server started`);
 });

data/seed.js

@@ -1,13 +1,23 @@
-import mongoose from "mongoose";
 import products from "./mock.js";
-import { Product } from "../models/product.js";
-import { config } from "dotenv";
+import { PrismaClient } from "@prisma/client";
 
-config();
+const prisma = new PrismaClient();
 
-await mongoose.connect(process.env.DATABASE_URL);
+async function main() {
+  try {
+    await prisma.product.deleteMany({});
+    await prisma.product.createMany({
+      data: products,
+      skipDuplicates: true,
+    });
+  } catch (e) {
+    throw e;
+  } finally {
+    await prisma.$disconnect();
+  }
+}
 
-await Product.deleteMany({});
-await Product.insertMany(products);
-
-mongoose.connection.close();
+// 실행
+main().catch((e) => {
+  process.exit(1);
+});

package.json

@@ -13,10 +13,15 @@
   "license": "ISC",
   "description": "",
   "dependencies": {
+    "@prisma/client": "^6.0.1",
     "cors": "^2.8.5",
     "dotenv": "^16.4.7",
     "express": "^4.21.2",
-    "mongoose": "^7.8.3"
+    "is-email": "^1.0.2",
+    "is-uuid": "^1.0.2",
+    "mongoose": "^7.8.3",
+    "prisma": "^6.0.1",
+    "superstruct": "^2.0.2"
   },
   "devDependencies": {
     "nodemon": "^3.1.7"

prisma/migrations/20241209095510_first_migrate_add_product_and_article/migration.sql

@@ -0,0 +1,25 @@
+-- CreateTable
+CREATE TABLE "Product" (
+    "id" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+    "description" TEXT NOT NULL,
+    "price" INTEGER NOT NULL,
+    "tags" TEXT[],
+    "favoriteCount" INTEGER NOT NULL,
+    "images" TEXT[],
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Product_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "Article" (
+    "id" TEXT NOT NULL,
+    "title" TEXT NOT NULL,
+    "content" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Article_pkey" PRIMARY KEY ("id")
+);

prisma/migrations/migration_lock.toml

@@ -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"

prisma/schema.prisma

@@ -0,0 +1,34 @@
+// This is your Prisma schema file,
+// learn more about it in the docs: https://pris.ly/d/prisma-schema
+
+// Looking for ways to speed up your queries, or scale easily with your serverless or edge functions?
+// Try Prisma Accelerate: https://pris.ly/cli/accelerate-init
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model Product {
+  id            String   @id @default(uuid())
+  name          String
+  description   String
+  price         Int
+  tags          String[]
+  favoriteCount Int
+  images        String[]
+  createdAt     DateTime @default(now())
+  updatedAt     DateTime @updatedAt
+}
+
+model Article {
+  id        String   @id @default(uuid())
+  title     String
+  content   String
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}

structs.js

@@ -0,0 +1,14 @@
+import * as s from "superstruct";
+import isEmail from "is-email";
+import isUuid from "is-uuid";
+
+export const CreateProduct = s.object({
+  name: s.size(s.string(), 1, 10),
+  description: s.size(s.string(), 10, 100),
+  price: s.min(s.number(), 0),
+  tags: s.array(s.size(s.string(), 1, 5)),
+  favoriteCount: s.optional(s.min(s.number(), 0)),
+  images: s.optional(s.array(s.string())),
+});
+
+const PatchProdcut = s.partial(CreateProduct);