const { PrismaClient } = require("@prisma/client");
const prisma = new PrismaClient();

async function main() {
  const user = await prisma.user.findUnique({
    where: { email: "testuser@example.com" }
  });

  if (!user) {
    console.log("User not found");
    process.exit(1);
  }

  // Generate sample readings for the past 12 months
  const readings = [];
  const today = new Date();
  
  for (let monthsAgo = 0; monthsAgo < 12; monthsAgo++) {
    const monthDate = new Date(today.getFullYear(), today.getMonth() - monthsAgo, 1);
    const daysInMonth = new Date(monthDate.getFullYear(), monthDate.getMonth() + 1, 0).getDate();
    
    for (let day = 1; day <= daysInMonth; day += 2) { // Every 2 days
      for (let time = 0; time < 3; time++) { // 3 times per day
        readings.push({
          userId: user.id,
          value: Math.floor(Math.random() * 150) + 60, // 60-210 mg/dL
          measuredAt: new Date(monthDate.getFullYear(), monthDate.getMonth(), day, 6 + time * 8, 0),
          notes: time === 0 ? "Avant petit-déjeuner" : time === 1 ? "Avant déjeuner" : "Avant dîner"
        });
      }
    }
  }

  await prisma.reading.createMany({
    data: readings,
    skipDuplicates: true
  });

  console.log(`Created ${readings.length} readings`);
  await prisma.$disconnect();
}

main().catch(console.error);