const argon2 = require('argon2');
const { PrismaClient } = require('@prisma/client');

async function createTestUser() {
  const prisma = new PrismaClient({ 
    datasourceUrl: 'postgres://app:app@localhost:5432/skymoney' 
  });

  try {
    // Delete existing test user if exists
    await prisma.user.deleteMany({ 
      where: { email: 'test@skymoney.com' } 
    });
    console.log('✓ Cleaned up old test user');

    // Create user
    const hash = await argon2.hash('password123');
    const user = await prisma.user.create({
      data: {
        email: 'test@skymoney.com',
        passwordHash: hash,
        displayName: 'Test User',
        timezone: 'America/New_York'
      }
    });
    console.log('✓ Created user:', user.id);

    // Create categories (must total 100%)
    await prisma.variableCategory.create({
      data: { 
        userId: user.id, 
        name: 'Groceries', 
        percent: 50, 
        balanceCents: 150000n // $1500
      }
    });
    await prisma.variableCategory.create({
      data: { 
        userId: user.id, 
        name: 'Other', 
        percent: 50, 
        balanceCents: 150000n // $1500
      }
    });
    console.log('✓ Created categories (100% total)');

    const today = new Date();
    today.setHours(0, 0, 0, 0);
    
    // Create 3 overdue bills with different overdue dates (oldest first priority)
    
    // 1. RENT - Overdue 5 days ago (OLDEST = HIGHEST PRIORITY)
    const rentOverdue = new Date(today);
    rentOverdue.setDate(rentOverdue.getDate() - 5);
    await prisma.fixedPlan.create({
      data: {
        userId: user.id,
        name: 'Rent',
        totalCents: 150000n,         // $1500 total
        fundedCents: 100000n,        // $1000 funded
        currentFundedCents: 100000n,
        dueOn: rentOverdue,
        cycleStart: rentOverdue,
        frequency: 'monthly',
        needsFundingThisPeriod: true,
        isOverdue: true,
        overdueAmount: 50000n,       // $500 overdue
        overdueSince: rentOverdue
      }
    });
    console.log('✓ Rent: $1500 total, $500 overdue (5 days ago - OLDEST)');

    // 2. UTILITIES - Overdue 3 days ago (SECOND PRIORITY)
    const utilOverdue = new Date(today);
    utilOverdue.setDate(utilOverdue.getDate() - 3);
    await prisma.fixedPlan.create({
      data: {
        userId: user.id,
        name: 'Utilities',
        totalCents: 20000n,          // $200 total
        fundedCents: 10000n,         // $100 funded
        currentFundedCents: 10000n,
        dueOn: utilOverdue,
        cycleStart: utilOverdue,
        frequency: 'monthly',
        needsFundingThisPeriod: true,
        isOverdue: true,
        overdueAmount: 10000n,       // $100 overdue
        overdueSince: utilOverdue
      }
    });
    console.log('✓ Utilities: $200 total, $100 overdue (3 days ago)');

    // 3. PHONE - Overdue 1 day ago (NEWEST = LOWEST PRIORITY)
    const phoneOverdue = new Date(today);
    phoneOverdue.setDate(phoneOverdue.getDate() - 1);
    await prisma.fixedPlan.create({
      data: {
        userId: user.id,
        name: 'Phone',
        totalCents: 10000n,          // $100 total
        fundedCents: 5000n,          // $50 funded
        currentFundedCents: 5000n,
        dueOn: phoneOverdue,
        cycleStart: phoneOverdue,
        frequency: 'monthly',
        needsFundingThisPeriod: true,
        isOverdue: true,
        overdueAmount: 5000n,        // $50 overdue
        overdueSince: phoneOverdue
      }
    });
    console.log('✓ Phone: $100 total, $50 overdue (1 day ago - NEWEST)');

    console.log('\n✅ Multi-overdue test user ready!');
    console.log('   Email: test@skymoney.com');
    console.log('   Password: password123');
    console.log('\n   OVERDUE BILLS (priority order):');
    console.log('   1. Rent: $500 (5 days overdue)');
    console.log('   2. Utilities: $100 (3 days overdue)');
    console.log('   3. Phone: $50 (1 day overdue)');
    console.log('   TOTAL OVERDUE: $650');
    console.log('\n   Test scenarios:');
    console.log('   - Post $500 income → Should pay Rent only');
    console.log('   - Post $600 income → Should pay Rent ($500) + Utilities ($100)');
    console.log('   - Post $700 income → Should pay all 3 overdue bills');

  } catch (error) {
    console.error('❌ Error:', error.message);
  } finally {
    await prisma.$disconnect();
  }
}

createTestUser();