import "dotenv/config";
import { PrismaPg } from "@prisma/adapter-pg";
import { PrismaClient } from "@prisma/client";
import { Pool } from "pg";

const pool = new Pool({ connectionString: process.env.DATABASE_URL });
const prisma = new PrismaClient({ adapter: new PrismaPg(pool) });

// Pre-seeded founding donors — display names + amounts in USD cents
const FOUNDING_DONORS: { name: string; email: string; amountsCents: number[] }[] = [
  { name: "Margaret T.", email: "ghost.margaret@leaderboard.local", amountsCents: [10000, 10000, 10000, 10000, 10000] },
  { name: "James R.", email: "ghost.james@leaderboard.local", amountsCents: [10000, 10000, 10000, 10000] },
  { name: "Sophia K.", email: "ghost.sophia@leaderboard.local", amountsCents: [10000, 10000, 10000, 2000] },
  { name: "David M.", email: "ghost.david@leaderboard.local", amountsCents: [10000, 10000, 10000] },
  { name: "Priya N.", email: "ghost.priya@leaderboard.local", amountsCents: [10000, 10000, 2000] },
  { name: "Carlos V.", email: "ghost.carlos@leaderboard.local", amountsCents: [10000, 10000, 1000] },
  { name: "Elena B.", email: "ghost.elena@leaderboard.local", amountsCents: [10000, 2000, 2000, 500] },
  { name: "Thomas W.", email: "ghost.thomas@leaderboard.local", amountsCents: [10000, 2000, 500] },
  { name: "Aisha F.", email: "ghost.aisha@leaderboard.local", amountsCents: [2000, 2000, 2000, 1000] },
  { name: "Noah P.", email: "ghost.noah@leaderboard.local", amountsCents: [2000, 2000, 2000] },
  { name: "Grace L.", email: "ghost.grace@leaderboard.local", amountsCents: [2000, 2000, 1000] },
  { name: "Ryan H.", email: "ghost.ryan@leaderboard.local", amountsCents: [2000, 2000, 500] },
  { name: "Isabella C.", email: "ghost.isabella@leaderboard.local", amountsCents: [2000, 1000, 500] },
  { name: "Marcus J.", email: "ghost.marcus@leaderboard.local", amountsCents: [2000, 1000] },
  { name: "Fatima A.", email: "ghost.fatima@leaderboard.local", amountsCents: [1000, 1000, 1000] },
  { name: "Liam O.", email: "ghost.liam@leaderboard.local", amountsCents: [1000, 1000, 500] },
  { name: "Nina S.", email: "ghost.nina@leaderboard.local", amountsCents: [1000, 1000] },
  { name: "Derek U.", email: "ghost.derek@leaderboard.local", amountsCents: [1000, 500, 500] },
  { name: "Amara D.", email: "ghost.amara@leaderboard.local", amountsCents: [1000, 500] },
  { name: "Kevin T.", email: "ghost.kevin@leaderboard.local", amountsCents: [500, 500, 500] },
];

async function main() {
  let totalCreated = 0;
  for (const donor of FOUNDING_DONORS) {
    const leaderboardUsername = donor.email
      .trim()
      .toLowerCase()
      .replace(/[@.+-]/g, "_")
      .replace(/[^a-z0-9_]+/g, "_")
      .replace(/_+/g, "_")
      .replace(/^_|_$/g, "")
      .slice(0, 32);

    const user = await prisma.user.upsert({
      where: { email: donor.email },
      update: { name: donor.name, username: leaderboardUsername },
      create: {
        email: donor.email,
        username: leaderboardUsername,
        name: donor.name,
        passwordHash: "ghost-no-login",
      },
    });

    await prisma.wallet.upsert({
      where: { userId: user.id },
      update: {},
      create: { userId: user.id, balanceCredits: 0 },
    });

    // Add donations, spread over past 90 days
    const total = donor.amountsCents.length;
    for (let i = 0; i < total; i++) {
      const amountCents = donor.amountsCents[i];
      const daysAgo = Math.floor((i / total) * 90) + Math.floor(Math.random() * 5);
      const createdAt = new Date(Date.now() - daysAgo * 86_400_000);
      const piId = `ghost_pi_${user.id.slice(0, 8)}_${i}`;

      await prisma.donation.upsert({
        where: { stripePaymentIntentId: piId },
        update: {},
        create: {
          stripePaymentIntentId: piId,
          userId: user.id,
          amountUsdCents: amountCents,
          creditsAwarded: 0,
          status: "succeeded",
          createdAt,
        },
      });
      totalCreated++;
    }
  }
  console.log(`Seeded ${FOUNDING_DONORS.length} ghost donors with ${totalCreated} donations.`);
}

main()
  .then(() => prisma.$disconnect().then(() => pool.end()))
  .catch(e => { console.error(e); process.exit(1); });