49 lines
1.3 KiB
TypeScript
49 lines
1.3 KiB
TypeScript
import { Pool } from 'https://deno.land/x/postgres@v0.17.0/mod.ts'
|
|
|
|
// Create a database pool with one connection.
|
|
const pool = new Pool(
|
|
{
|
|
tls: { enabled: false },
|
|
database: 'postgres',
|
|
hostname: Deno.env.get('DB_HOSTNAME'),
|
|
user: Deno.env.get('DB_USER'),
|
|
port: 6543,
|
|
password: Deno.env.get('DB_PASSWORD'),
|
|
},
|
|
1
|
|
)
|
|
|
|
Deno.serve(async (_req) => {
|
|
try {
|
|
// Grab a connection from the pool
|
|
const connection = await pool.connect()
|
|
|
|
try {
|
|
// Run a query
|
|
const result = await connection.queryObject`SELECT * FROM animals`
|
|
const animals = result.rows // [{ id: 1, name: "Lion" }, ...]
|
|
|
|
// Encode the result as pretty printed JSON
|
|
const body = JSON.stringify(
|
|
animals,
|
|
(_key, value) => (typeof value === 'bigint' ? value.toString() : value),
|
|
2
|
|
)
|
|
|
|
// Return the response with the correct content type header
|
|
return new Response(body, {
|
|
status: 200,
|
|
headers: {
|
|
'Content-Type': 'application/json; charset=utf-8',
|
|
},
|
|
})
|
|
} finally {
|
|
// Release the connection back into the pool
|
|
connection.release()
|
|
}
|
|
} catch (err) {
|
|
console.error(err)
|
|
return new Response(String(err?.message ?? err), { status: 500 })
|
|
}
|
|
})
|