const sqlite3 = require('sqlite3').verbose();
const path = require('path');

const dbPath = path.resolve(__dirname, 'database.sqlite');
const db = new sqlite3.Database(dbPath, (err) => {
    if (err) {
        console.error('Error opening database', err.message);
    } else {
        console.log('Connected to the SQLite database.');
        
        // Create devices table
        db.run(`CREATE TABLE IF NOT EXISTS devices (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            login TEXT UNIQUE NOT NULL,
            password TEXT NOT NULL
        )`, (err) => {
            if (err) {
                console.error('Error creating devices table', err);
            } else {
                // Insert a default device for testing if it doesn't exist
                db.run(`INSERT OR IGNORE INTO devices (login, password) VALUES ('daragt', 'daragt4740')`);
            }
        });

        // Create sms_queue table
        db.run(`CREATE TABLE IF NOT EXISTS sms_queue (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            phone TEXT NOT NULL,
            message TEXT NOT NULL,
            status TEXT DEFAULT 'pending', -- pending, processing, sent, failed
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
        )`);
    }
});

module.exports = db;