import { readFileSync, readdirSync } from "fs";
import { join } from "path";
import { Pool } from "pg";
import { config } from "dotenv";

config();

const pool = new Pool({
  host: process.env.POSTGRES_HOST || "localhost",
  port: parseInt(process.env.POSTGRES_PORT || "5432"),
  database: process.env.POSTGRES_DB || "transceiver_db",
  user: process.env.POSTGRES_USER || "tip",
  password: process.env.POSTGRES_PASSWORD || "tip_dev_2026",
});

async function migrate(): Promise<void> {
  const sqlDir = join(__dirname, "..", "sql");
  const files = readdirSync(sqlDir)
    .filter((f) => f.endsWith(".sql"))
    .sort();

  console.log(`Found ${files.length} migration files`);

  const client = await pool.connect();
  try {
    for (const file of files) {
      const sql = readFileSync(join(sqlDir, file), "utf-8");
      console.log(`Running: ${file}...`);
      await client.query(sql);
      console.log(`  Done: ${file}`);
    }
    console.log("\nAll migrations completed successfully.");
  } catch (err) {
    console.error("Migration failed:", err);
    process.exit(1);
  } finally {
    client.release();
    await pool.end();
  }
}

migrate();