const bcrypt = require('bcrypt');
const { PrismaClient } = require('../src/generated/prisma');

const prisma = new PrismaClient();

async function seedAdmin() {
  const adminSeederEmail = process.env.SEED_ADMIN_EMAIL?.trim() || 'admin';
  const adminSeederPassword = process.env.SEED_ADMIN_PASSWORD?.trim();

  if (!adminSeederPassword) {
    throw new Error('SEED_ADMIN_PASSWORD belum diinputkan di environment variable');
  }

  const hashedPassword = await bcrypt.hash(adminSeederPassword, 10);

  const admin = await prisma.admin.upsert({
    where: {
      email: adminSeederEmail,
    },
    update: {
      password: hashedPassword,
      role: 'admin',
    },
    create: {
      nama_depan: 'Admin',
      nama_belakang: '',
      email: adminSeederEmail,
      password: hashedPassword,
      role: 'admin',
      signature: `Admin-${Date.now()}`,
      profile_picture: null,
      professional_bio: 'System Administrator',
    },
  });

  return admin;
}

async function seedActiveBatch() {
  const batchNumber = Number(process.env.SEED_ACTIVE_BATCH_NUMBER || 7);

  if (!Number.isInteger(batchNumber) || batchNumber < 1) {
    throw new Error('SEED_ACTIVE_BATCH_NUMBER harus berupa angka positif');
  }

  const existingBatch = await prisma.batch.findFirst({
    where: {
      batch_number: batchNumber,
    },
  });

  await prisma.batch.updateMany({
    where: {
      is_active: true,
    },
    data: {
      is_active: false,
    },
  });

  if (existingBatch) {
    return prisma.batch.update({
      where: {
        id: existingBatch.id,
      },
      data: {
        is_active: true,
      },
    });
  }

  return prisma.batch.create({
    data: {
      batch_number: batchNumber,
      is_active: true,
    },
  });
}

async function main() {
  const admin = await seedAdmin();
  const activeBatch = await seedActiveBatch();

  console.log('Production seed completed successfully');
  console.log(`Admin username: ${admin.email}`);
  console.log(`Admin password: ${process.env.SEED_ADMIN_PASSWORD}`);
  console.log(`Active batch: ${activeBatch.batch_number}`);
}

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