// Seeds a demo campaign for local dev. Species/classes/skills are NOT seeded
// as rows — they're fixed game-rule tables ported into src/game/data/*.js and
// used directly by the calculation engine. Weapons ARE seeded, but only into
// this demo campaign (weapons are per-campaign in the schema, since a DM can
// add homebrew weapons).
const path = require('path');
const bcrypt = require('bcrypt');
const { PrismaClient } = require('@prisma/client');
const { generateInviteCode } = require('../src/utils/inviteCode');

const prisma = new PrismaClient();
const weapons = require(path.join(__dirname, '..', 'seed-data', 'weapons.json'));

async function main() {
  const passwordHash = await bcrypt.hash('password123', 12);

  const dm = await prisma.user.upsert({
    where: { email: 'dm@example.com' },
    update: {},
    create: { email: 'dm@example.com', passwordHash, displayName: 'Dungeon Master' },
  });

  const player = await prisma.user.upsert({
    where: { email: 'player@example.com' },
    update: {},
    create: { email: 'player@example.com', passwordHash, displayName: 'Test Player' },
  });

  let campaign = await prisma.campaign.findFirst({ where: { name: 'The Sunken Reach (Demo)' } });
  if (!campaign) {
    campaign = await prisma.campaign.create({
      data: {
        name: 'The Sunken Reach (Demo)',
        description: 'A demo campaign seeded for local development.',
        inviteCode: generateInviteCode(),
        startingGold: 15,
        startingItemCount: 2,
        startingSpellCount: 2,
        ownerId: dm.id,
        members: {
          create: [
            { userId: dm.id, role: 'DM' },
            { userId: player.id, role: 'PLAYER' },
          ],
        },
      },
    });
  }

  for (const weapon of weapons) {
    const existing = await prisma.weapon.findFirst({ where: { campaignId: campaign.id, name: weapon.name } });
    if (!existing) {
      await prisma.weapon.create({ data: { ...weapon, campaignId: campaign.id } });
    }
  }

  console.log('Seed complete.');
  console.log(`  DM login:     dm@example.com / password123`);
  console.log(`  Player login: player@example.com / password123`);
  console.log(`  Campaign invite code: ${campaign.inviteCode}`);
}

main()
  .catch((err) => {
    console.error(err);
    process.exit(1);
  })
  .finally(async () => {
    await prisma.$disconnect();
  });