Added kysely query builder to express backend

express/package.json

@@ -1 +1,9 @@
-{ "dependencies": { "@types/express": "^4.17.17", "express": "^4.18.2" } }
+{
+  "dependencies": {
+    "@types/express": "^4.17.17",
+    "@types/pg": "^8.10.2",
+    "express": "^4.18.2",
+    "kysely": "^0.26.3",
+    "pg": "^8.11.3"
+  }
+}

express/src/database.ts

@@ -0,0 +1,18 @@
+import { Database } from './types'
+import { Pool } from 'pg'
+import { Kysely, PostgresDialect } from 'kysely'
+
+const dialect = new PostgresDialect({
+	pool: new Pool({
+		database: 'link-shortener',
+		host: '0.0.0.0',
+		user: 'postgres',
+		password: 'password',
+		port: 5432,
+		max: 10,
+	}),
+})
+
+export const db = new Kysely<Database>({
+	dialect,
+})

express/src/types.ts

@@ -0,0 +1,15 @@
+import { Generated, Insertable, Selectable, Updateable } from 'kysely'
+
+export interface Database {
+	shortener: ShortenerTable
+}
+
+export interface ShortenerTable {
+	id: Generated<number>
+	link: string
+	code: string
+}
+
+export type Shortener = Selectable<ShortenerTable>
+export type NewShortener = Insertable<ShortenerTable>
+export type ShortenerUpdate = Updateable<ShortenerTable>