import mongoose from 'mongoose';
import axios from 'axios';
import dotenv from 'dotenv';

dotenv.config();

const MONGODB_URI = process.env.MONGODB_URI || 'mongodb://localhost:27017/turbotrades';
const API_URL = 'http://localhost:3000';

async function testTransactions() {
  try {
    console.log('🔌 Connecting to MongoDB...');
    await mongoose.connect(MONGODB_URI);
    console.log('✅ Connected to MongoDB\n');

    // Import models
    const User = (await import('./models/User.js')).default;
    const Transaction = (await import('./models/Transaction.js')).default;
    const Session = (await import('./models/Session.js')).default;

    // Find the user
    console.log('👤 Finding user...');
    const user = await User.findOne().sort({ createdAt: -1 });

    if (!user) {
      console.error('❌ No user found!');
      process.exit(1);
    }

    console.log(`✅ Found user: ${user.username}`);
    console.log(`   User ID: ${user._id}`);
    console.log(`   Steam ID: ${user.steamId}\n`);

    // Check transactions in DB
    console.log('💰 Checking transactions in database...');
    const dbTransactions = await Transaction.find({ userId: user._id }).sort({ createdAt: -1 });
    console.log(`✅ Found ${dbTransactions.length} transactions in DB`);

    if (dbTransactions.length > 0) {
      console.log('\n📋 Sample transactions:');
      dbTransactions.slice(0, 5).forEach((t, i) => {
        console.log(`   ${i + 1}. ${t.type.padEnd(12)} $${t.amount.toFixed(2).padStart(8)} - Session: ${t.sessionIdShort || 'NONE'}`);
      });
    } else {
      console.log('⚠️  No transactions found for this user!');
      console.log('💡 Run: node seed-transactions.js');
    }

    // Check sessions
    console.log('\n🔐 Checking sessions...');
    const sessions = await Session.find({ userId: user._id, isActive: true });
    console.log(`✅ Found ${sessions.length} active sessions`);
    sessions.forEach((s, i) => {
      console.log(`   ${i + 1}. ${s.browser || 'Unknown'} on ${s.os || 'Unknown'} (...${s._id.toString().slice(-6)})`);
    });

    // Check if we can get a valid session token
    console.log('\n🔑 Testing API authentication...');
    if (sessions.length > 0) {
      const session = sessions[0];
      console.log(`   Using session: ${session._id}`);
      console.log(`   Token: ${session.token.substring(0, 20)}...`);

      try {
        // Test the transactions endpoint
        console.log('\n📡 Testing /api/user/transactions endpoint...');
        const response = await axios.get(`${API_URL}/api/user/transactions`, {
          headers: {
            'Cookie': `token=${session.token}`
          },
          withCredentials: true
        });

        if (response.data.success) {
          console.log('✅ API request successful!');
          console.log(`   Returned ${response.data.transactions.length} transactions`);
          console.log(`   Stats:`, response.data.stats);

          if (response.data.transactions.length > 0) {
            console.log('\n📊 Sample API transactions:');
            response.data.transactions.slice(0, 3).forEach((t, i) => {
              console.log(`   ${i + 1}. ${t.type.padEnd(12)} $${t.amount.toFixed(2).padStart(8)} - Session: ${t.sessionIdShort || 'NONE'}`);
            });
          }
        } else {
          console.log('⚠️  API returned success: false');
        }
      } catch (apiError) {
        console.error('❌ API request failed:', apiError.message);
        if (apiError.response) {
          console.error('   Status:', apiError.response.status);
          console.error('   Data:', apiError.response.data);
        }
      }
    } else {
      console.log('⚠️  No active sessions found. Cannot test API.');
      console.log('💡 Log in via Steam to create a session');
    }

    console.log('\n' + '='.repeat(60));
    console.log('✅ Test complete!');
    console.log('='.repeat(60));

  } catch (error) {
    console.error('\n❌ Error during test:', error);
    process.exit(1);
  } finally {
    await mongoose.disconnect();
    console.log('\n🔌 Disconnected from MongoDB');
    process.exit(0);
  }
}

testTransactions();