'use strict';
const assert = require('node:assert');
const fs = require('node:fs');
const os = require('node:os');
const path = require('node:path');

const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'clip-stmt-'));
process.env.USERPROFILE = tmp;
process.env.HOME = tmp;

const Database = require('better-sqlite3');
const dbPath = path.join(tmp, 'history.db');
const db = new Database(dbPath);
db.exec(`
  CREATE TABLE IF NOT EXISTS clips (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    type TEXT NOT NULL, text TEXT, image BLOB, preview TEXT,
    top_at REAL, created_at REAL NOT NULL
  );
`);

let passed = 0;
function check(name, fn) {
  try { fn(); console.log('  ok -', name); passed++; }
  catch (e) { console.error('  FAIL -', name, e.message); process.exitCode = 1; }
}

const cached = {
  insert: db.prepare('INSERT INTO clips(type, text, preview, top_at, created_at) VALUES(?, ?, ?, ?, ?)'),
};

check('prepare reuse returns same statement object (sanity)', () => {
  const a = db.prepare('SELECT 1');
  const b = db.prepare('SELECT 1');
  assert.ok(a !== b, 'sanity: each prepare() returns new object');
});

check('cached insert works repeatedly', () => {
  for (let i = 0; i < 5; i++) {
    cached.insert.run('text', `m${i}`, `p${i}`, null, Date.now()/1000);
  }
  const n = db.prepare('SELECT COUNT(*) AS n FROM clips').get().n;
  assert.strictEqual(n, 5);
});