import { PrismaClient } from '@prisma/client';

const prisma = new PrismaClient();

async function main() {
  console.log('Starting database seeding...');

  // Clear existing data
  await prisma.transaction.deleteMany({});
  await prisma.account.deleteMany({});

  console.log('Cleared existing data');

  // Create accounts
  const checkingAccount = await prisma.account.create({
    data: {
      bankName: 'First National Bank',
      accountNumber: '432198',
      name: 'Checking Account',
      type: 'CHECKING',
      balance: 2500.0,
      notes: 'Primary checking account',
    },
  });

  const savingsAccount = await prisma.account.create({
    data: {
      bankName: 'First National Bank',
      accountNumber: '876543',
      name: 'Savings Account',
      type: 'SAVINGS',
      balance: 10000.0,
      notes: 'Emergency fund',
    },
  });

  console.log('Created accounts:', {
    checkingAccount: checkingAccount.id,
    savingsAccount: savingsAccount.id,
  });

  // Create transactions
  const transactions = await Promise.all([
    prisma.transaction.create({
      data: {
        accountId: checkingAccount.id,
        date: new Date('2025-04-20'),
        description: 'Grocery Store',
        amount: -75.5,
        category: 'Groceries',
        type: 'WITHDRAWAL',
      },
    }),
    prisma.transaction.create({
      data: {
        accountId: checkingAccount.id,
        date: new Date('2025-04-21'),
        description: 'Salary Deposit',
        amount: 3000.0,
        category: 'Income',
        type: 'DEPOSIT',
      },
    }),
    prisma.transaction.create({
      data: {
        accountId: savingsAccount.id,
        date: new Date('2025-04-22'),
        description: 'Transfer to Savings',
        amount: 500.0,
        category: 'Transfer',
        type: 'TRANSFER',
      },
    }),
  ]);

  console.log(`Created ${transactions.length} transactions`);
  console.log('Seeding completed successfully!');
}

main()
  .catch((e) => {
    console.error('Error during seeding:', e);
    process.exit(1);
  })
  .finally(async () => {
    await prisma.$disconnect();
  });