feat: postgres integration (#35)

* Working postgres integration

* Remove optional fields from user create

* Move credentials to an env file

.env

@@ -0,0 +1,5 @@
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=postgres
+POSTGRES_DB=medium
+POSTGRES_HOST=0.0.0.0
+POSTGRES_PORT=5432

docker-compose.yaml

@@ -0,0 +1,22 @@
+services:
+  db:
+    image: postgres
+    restart: always
+    ports:
+      - 5432:5432
+    environment:
+      PGUSER: ${POSTGRES_USER}
+      POSTGRES_DB: ${POSTGRES_DB}
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready"]
+      interval: 1s
+      timeout: 5s
+      retries: 10
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    env_file:
+      - .env
+volumes:
+  pgdata:

drizzle.config.ts

@@ -0,0 +1,10 @@
+import type { Config } from "drizzle-kit";
+import { dbCredentials } from "./src/config";
+
+export default {
+    out: "./src/db/migrations",
+    schema: "./src/db/schemas/*.ts",
+    breakpoints: false,
+    driver: "pg",
+    dbCredentials: dbCredentials
+} satisfies Config;

package.json

@@ -11,11 +11,13 @@
   },
   "dependencies": {
     "drizzle-orm": "^0.28.6",
-    "elysia": "latest"
+    "elysia": "latest",
+    "postgres": "^3.3.5"
   },
   "devDependencies": {
     "bun-types": "latest",
     "drizzle-kit": "^0.19.13",
+    "pg": "^8.11.3",
     "vitepress": "^1.0.0-rc.15"
   },
   "peerDependencies": {

src/config.ts

@@ -0,0 +1,9 @@
+export const dbCredentials = {
+    host: process.env.POSTGRES_HOST || "0.0.0.0",
+    port: parseInt(process.env.POSTGRES_PORT || '5432'),
+    user: process.env.POSTGRES_USER || "postgres",
+    password: process.env.POSTGRES_PASSWORD || "postgres",
+    database: process.env.POSTGRES_DB || "medium"
+}
+
+export const dbCredentialsString = `postgres://${dbCredentials.user}:${dbCredentials.password}@${dbCredentials.host}:${dbCredentials.port}/${dbCredentials.database}`

src/db/index.ts

@@ -0,0 +1,13 @@
+import { drizzle, PostgresJsDatabase } from 'drizzle-orm/postgres-js';
+import { migrate } from 'drizzle-orm/postgres-js/migrator';
+import postgres from 'postgres';
+
+import { dbCredentialsString } from '../config';
+
+// for migrations
+const migrationClient = postgres(dbCredentialsString, { max: 1 });
+migrate(drizzle(migrationClient), {migrationsFolder: './migrations'})
+
+// for query purposes
+const queryClient = postgres(dbCredentialsString);
+export const db: PostgresJsDatabase = drizzle(queryClient);

src/db/migrations/0000_bored_warstar.sql

@@ -0,0 +1,10 @@
+CREATE TABLE IF NOT EXISTS "users" (
+	"id" serial PRIMARY KEY NOT NULL,
+	"email" text NOT NULL,
+	"bio" text NOT NULL,
+	"image" text NOT NULL,
+	"password" text NOT NULL,
+	"username" text NOT NULL,
+	"created_at" date DEFAULT CURRENT_DATE,
+	"updated_at" date DEFAULT CURRENT_DATE
+);

src/db/migrations/meta/0000_snapshot.json

@@ -0,0 +1,75 @@
+{
+  "version": "5",
+  "dialect": "pg",
+  "id": "86aed854-dd08-4bcd-8138-412a71492c24",
+  "prevId": "00000000-0000-0000-0000-000000000000",
+  "tables": {
+    "users": {
+      "name": "users",
+      "schema": "",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "serial",
+          "primaryKey": true,
+          "notNull": true
+        },
+        "email": {
+          "name": "email",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "bio": {
+          "name": "bio",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "image": {
+          "name": "image",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "password": {
+          "name": "password",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "username": {
+          "name": "username",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "date",
+          "primaryKey": false,
+          "notNull": false,
+          "default": "CURRENT_DATE"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "date",
+          "primaryKey": false,
+          "notNull": false,
+          "default": "CURRENT_DATE"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {}
+    }
+  },
+  "enums": {},
+  "schemas": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  }
+}

src/db/migrations/meta/_journal.json

@@ -0,0 +1,13 @@
+{
+  "version": "5",
+  "dialect": "pg",
+  "entries": [
+    {
+      "idx": 0,
+      "version": "5",
+      "when": 1695584965813,
+      "tag": "0000_bored_warstar",
+      "breakpoints": false
+    }
+  ]
+}

src/db/schemas/users.ts

@@ -0,0 +1,27 @@
+
+import { sql } from "drizzle-orm";
+import { pgTable, text, date, serial} from "drizzle-orm/pg-core";
+import { createInsertSchema, createSelectSchema } from 'drizzle-typebox'; 
+import { Type } from '@sinclair/typebox';
+
+
+
+export const users = pgTable('users', {
+    id: serial('id').primaryKey(),
+    email: text('email').notNull(),
+    bio: text('bio').notNull(),
+    image: text('image').notNull(),
+    password: text('password').notNull(),
+    username: text('username').notNull(),
+    created_at: date('created_at').default(sql`CURRENT_DATE`),
+    updated_at: date('updated_at').default(sql`CURRENT_DATE`),
+});
+
+
+
+// Schema for inserting a user - can be used to validate API requests
+const insertUserSchemaRaw = createInsertSchema(users);
+export const insertUserSchema = Type.Omit(insertUserSchemaRaw, ['id', 'created_at', 'updated_at']);
+
+// Schema for selecting a user - can be used to validate API responses
+export const selectUserSchema = createSelectSchema(users);

src/db/seed.ts

@@ -0,0 +1,22 @@
+import { exit } from 'process';
+import { db } from './index';
+import { users } from './schemas/users';
+
+
+console.log("Migrations complete.")
+const data = {
+    id: users.id.default,
+    email: '[email protected]',
+    username: 'test',
+    password: 'test',
+    bio: 'test',
+    image: 'test',
+}
+console.log("Inserting user: ", data)
+await db.insert(users).values(data)
+console.log("User inserted")
+
+const userResult = await db.select().from(users);
+console.log("User result: ", userResult);
+
+exit(0);

src/index.ts

@@ -1,5 +1,7 @@
 import { Elysia } from "elysia";
 
+
+
 const app = new Elysia().get("/", () => "Hello Elysia").listen(3000);
 
 console.log(