import express from "express";
import pkg from "pg";

const { Pool } = pkg; // Destructure the Pool object from the CommonJS module

const router = express.Router();

const pool = new Pool({
  user: process.env.DB_USER,
  host: process.env.DB_HOST,
  database: process.env.DB_NAME,
  password: process.env.DB_PASSWORD,
  port: process.env.DB_PORT,
});

// Get all recipes
router.get("/", async (req, res) => {
  try {
    const result = await pool.query("SELECT * FROM recipes");
    res.json(result.rows);
  } catch (error) {
    console.error(error);
    res.status(500).json({ message: "Error fetching recipes" });
  }
});

// Add a new recipe
router.post("/", async (req, res) => {
  const { title, description, ingredients, tags, image_url } = req.body;

  try {
    const result = await pool.query(
      "INSERT INTO recipes (title, description, ingredients, tags, image_url) VALUES ($1, $2, $3, $4, $5) RETURNING *",
      [title, description, ingredients, tags, image_url]
    );
    res.status(201).json(result.rows[0]);
  } catch (error) {
    console.error(error);
    res.status(500).json({ message: "Error adding recipe" });
  }
});

// Search recipes by ingredients
router.get("/search", async (req, res) => {
  const { ingredient } = req.query;

  try {
    const result = await pool.query(
      "SELECT * FROM recipes WHERE $1 = ANY (ingredients)",
      [ingredient]
    );
    res.json(result.rows);
  } catch (error) {
    console.error(error);
    res.status(500).json({ message: "Error searching recipes" });
  }
});

export default router;