// Simple diagnostic script to check device status
// Run this with: node check_devices.js

const path = require('path');
require('dotenv').config({ path: path.join(__dirname, 'server', '.env') });
const { sequelize, Device } = require('./server/models');

async function checkDevices() {
  try {
    await sequelize.authenticate();
    console.log('Database connected successfully.');
    
    const allDevices = await Device.findAll({
      attributes: ['id', 'name', 'is_approved', 'is_active', 'geo_lat', 'geo_lon', 'last_heartbeat'],
      order: [['id', 'ASC']]
    });
    
    console.log('\n=== ALL DEVICES ===');
    console.log(`Total devices: ${allDevices.length}`);
    
    if (allDevices.length === 0) {
      console.log('No devices found in database.');
      return;
    }
    
    allDevices.forEach(device => {
      console.log(`\nDevice ${device.id}:`);
      console.log(`  Name: ${device.name}`);
      console.log(`  Approved: ${device.is_approved}`);
      console.log(`  Active: ${device.is_active}`);
      console.log(`  Coordinates: ${device.geo_lat}, ${device.geo_lon}`);
      console.log(`  Last Heartbeat: ${device.last_heartbeat}`);
    });
    
    const approvedDevices = allDevices.filter(d => d.is_approved);
    const activeDevices = allDevices.filter(d => d.is_active);
    const devicesWithCoords = allDevices.filter(d => d.geo_lat && d.geo_lon);
    const mapEligible = allDevices.filter(d => d.is_active && d.geo_lat && d.geo_lon);
    
    console.log('\n=== SUMMARY ===');
    console.log(`Approved devices: ${approvedDevices.length}`);
    console.log(`Active devices: ${activeDevices.length}`);
    console.log(`Devices with coordinates: ${devicesWithCoords.length}`);
    console.log(`Map-eligible devices (active + coordinates): ${mapEligible.length}`);
    
    if (mapEligible.length === 0) {
      console.log('\n❌ NO DEVICES WILL APPEAR ON MAP');
      console.log('Devices need to be approved to become active and appear on the map.');
      console.log('\nTo fix this, run:');
      console.log('UPDATE devices SET is_approved = true, is_active = true WHERE is_approved = false;');
    } else {
      console.log('\n✅ These devices should appear on map:');
      mapEligible.forEach(device => {
        console.log(`  - Device ${device.id} at ${device.geo_lat}, ${device.geo_lon}`);
      });
    }
    
  } catch (error) {
    console.error('Error checking devices:', error);
  } finally {
    await sequelize.close();
  }
}

checkDevices();