import { describe, test, before, after } from 'node:test';
import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';
import { createRequire } from 'node:module';
import { createREST } from '../packages/core/dist/index.js';
import { postgres } from '../packages/postgres/dist/index.js';
import { examples, run } from './examples.mjs';
import { PAGES, OPTIONS } from './pages.mjs';

const require = createRequire(new URL('../packages/postgres/package.json', import.meta.url));
const { Pool } = require('pg');
const url = process.env.RESTLOOM_PG_URL;
const fixture = readFileSync(new URL('./fixtures/postgres.sql', import.meta.url), 'utf8');

let pool;
before(() => { if (url) pool = new Pool({ connectionString: url }); });
after(async () => { await pool?.end(); });

for (const page of PAGES) {
    describe(`postgres ${page}`, { skip: !url && 'RESTLOOM_PG_URL is not set' }, () => {
        let rest;
        before(async () => {
            await pool.query(fixture);
            rest = createREST({ db: postgres(pool), ...OPTIONS });
        });
        for (const example of examples(new URL(`../docs/${page}`, import.meta.url).pathname)) {
            test(example.name, () => run(rest, example, assert));
        }
    });
}