added prisma and connected to DB

0-1/week13/blogosphere/README.md

@@ -38,7 +38,20 @@ npm install
 cd ../backend
 npm install
 ```
-4. Set up your `PostgreSQL` database and configure the Prisma connection in backend/prisma/schema.prisma.
+4. Create a `.env` and `wrangler.toml` file inside backend.
+
+   - inside `.env` - Use [AIVEN](https://aiven.io/) postgres database
+    ```
+    DATABASE_URL="PASTE DATABASE URL"
+    ```
+    - inside `wrangler.toml` - Use [PRISMA](https://www.prisma.io/data-platform/accelerate)
+    ```
+    name = "backend"
+    compatibility_date = "2023-12-01"
+
+    [vars]
+    DATABASE_URL="PASTE the PRISMA URL"
+    ```
 
 5. Start the `backend` server using Cloudflare Workers:
 

0-1/week13/blogosphere/backend/.gitignore

@@ -1,7 +1,8 @@
 node_modules
 dist
 .wrangler
-.dev.vars
+.env
+wrangler.toml
 
 # Change them to your taste:
 package-lock.json

0-1/week13/blogosphere/backend/package.json

@@ -4,7 +4,10 @@
     "deploy": "wrangler deploy --minify src/index.ts"
   },
   "dependencies": {
-    "hono": "^4.1.3"
+    "@prisma/client": "^5.11.0",
+    "@prisma/extension-accelerate": "^1.0.0",
+    "hono": "^4.1.3",
+    "prisma": "^5.11.0"
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20240208.0",

0-1/week13/blogosphere/backend/prisma/migrations/20240323113632_init_schema/migration.sql

@@ -0,0 +1,26 @@
+-- CreateTable
+CREATE TABLE "User" (
+    "id" TEXT NOT NULL,
+    "email" TEXT NOT NULL,
+    "name" TEXT,
+    "password" TEXT NOT NULL,
+
+    CONSTRAINT "User_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "Post" (
+    "id" TEXT NOT NULL,
+    "title" TEXT NOT NULL,
+    "content" TEXT NOT NULL,
+    "published" BOOLEAN NOT NULL DEFAULT false,
+    "authorId" TEXT NOT NULL,
+
+    CONSTRAINT "Post_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "User_email_key" ON "User"("email");
+
+-- AddForeignKey
+ALTER TABLE "Post" ADD CONSTRAINT "Post_authorId_fkey" FOREIGN KEY ("authorId") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

0-1/week13/blogosphere/backend/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"

0-1/week13/blogosphere/backend/prisma/schema.prisma

@@ -0,0 +1,31 @@
+// 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 User {
+  id       String   @id @default(uuid())
+  email     String   @unique
+  name      String?
+  password  String
+  posts     Post[]
+}
+
+model Post {
+  id        String   @id @default(uuid())
+  title     String
+  content   String
+  published Boolean  @default(false)
+  author    User     @relation(fields: [authorId], references: [id])
+  authorId  String
+}

0-1/week13/blogosphere/backend/src/index.ts

@@ -1,17 +1,26 @@
-import { Hono } from 'hono'
+import { Hono } from 'hono';
+import { PrismaClient } from '@prisma/client/edge';
+import { withAccelerate } from '@prisma/extension-accelerate';
 
-const app = new Hono()
+const app = new Hono<{
+	Bindings: {
+		DATABASE_URL: string;
+	}
+}>()
 
 app.get('/', (c) => {
   return c.text('Hello Hono!')
 })
 
 app.post('/api/v1/signup', (c) => {
-	return c.text('signup route')
+	const prisma = new PrismaClient({
+		datasourceUrl: c.env.DATABASE_URL,
+	}).$extends(withAccelerate());
+	return c.text('signup route');
 })
 
 app.post('/api/v1/signin', (c) => {
-	return c.text('signin route')
+	return c.text('signin route');
 })
 
 app.get('/api/v1/blog/:id', (c) => {
@@ -30,3 +39,4 @@ app.put('/api/v1/blog', (c) => {
 })
 
 export default app
+

0-1/week13/blogosphere/backend/wrangler.toml

@@ -1,18 +1,5 @@
 name = "backend"
 compatibility_date = "2023-12-01"
 
-# [vars]
-# MY_VAR = "my-variable"
-
-# [[kv_namespaces]]
-# binding = "MY_KV_NAMESPACE"
-# id = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
-
-# [[r2_buckets]]
-# binding = "MY_BUCKET"
-# bucket_name = "my-bucket"
-
-# [[d1_databases]]
-# binding = "DB"
-# database_name = "my-database"
-# database_id = ""
+[vars]
+DATABASE_URL="prisma://accelerate.prisma-data.net/?api_key=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhcGlfa2V5IjoiZTYxNDdkZTYtMDBiNi00MmZlLTk2ZGYtOTQ2ZjNkNDM5OGFmIiwidGVuYW50X2lkIjoiOWZlMGJlMjM2ZTk5ZGNjOTRhMzk0ZmI5ZTg2YWZkOTM0N2FjNDAyMjFhYjU1ZDg4NGQwZDgxNGY0ZWM5NGQ4YiIsImludGVybmFsX3NlY3JldCI6IjAwNDNjOGVhLTc0NDQtNDlmZS04OTAwLTMxMzNkNGIwNmY4ZiJ9.nzyOiAlvKo4cu1DamwHJOmKlr_QvQvzHjvrFwES-LnQ"