/**
 * Dev seed — creates a default demo user with 수능 과목/태그 preset.
 * Run via: `pnpm prisma:seed` (or `ts-node prisma/seed.ts`).
 *
 * Idempotent: re-running just upserts.
 */

import {
  OrgRole,
  OrgType,
  Persona,
  PrismaClient,
  ReviewIntensity,
} from "@prisma/client";
import * as bcrypt from "bcrypt";

const prisma = new PrismaClient();

const DEMO_EMAIL = "demo@reloop.local";
const DEMO_PASSWORD = "demo1234";

interface SubjectSeed {
  name: string;
  color: string;
  tags: string[];
}

const SUBJECTS: SubjectSeed[] = [
  {
    name: "수학",
    color: "#3b82f6",
    tags: [
      "미적분",
      "확률과통계",
      "기하",
      "수1 지수로그",
      "수1 삼각함수",
      "수2 미분",
      "수2 적분",
    ],
  },
];

async function main() {
  console.log("🌱 ReLoop seed start");

  // Demo user
  const hash = await bcrypt.hash(DEMO_PASSWORD, 10);
  const user = await prisma.user.upsert({
    where: { email: DEMO_EMAIL },
    update: {},
    create: {
      email: DEMO_EMAIL,
      password: hash,
      nickname: "데모",
      persona: Persona.mid,
      currentGrade: 4,
      targetGrade: 2,
      reviewIntensity: ReviewIntensity.moderate,
      onboardedAt: new Date(),
    },
  });
  console.log(`  user: ${user.email} (id=${user.id})`);

  for (const s of SUBJECTS) {
    const subject = await prisma.subject.upsert({
      where: { userId_name: { userId: user.id, name: s.name } },
      update: { color: s.color },
      create: { name: s.name, color: s.color, userId: user.id },
    });
    console.log(`  subject: ${subject.name}`);

    for (const tagName of s.tags) {
      await prisma.tag.upsert({
        where: { subjectId_name: { subjectId: subject.id, name: tagName } },
        update: {},
        create: { name: tagName, subjectId: subject.id },
      });
    }
  }

  const organization = await prisma.organization.upsert({
    where: { inviteCode: "de1a0001" },
    update: {
      name: "ReLoop 데모 학원",
      type: OrgType.academy,
    },
    create: {
      name: "ReLoop 데모 학원",
      type: OrgType.academy,
      inviteCode: "de1a0001",
    },
  });
  console.log(`  organization: ${organization.name} (id=${organization.id})`);

  await prisma.organizationMember.upsert({
    where: {
      userId_organizationId: {
        userId: user.id,
        organizationId: organization.id,
      },
    },
    update: { role: OrgRole.admin },
    create: {
      userId: user.id,
      organizationId: organization.id,
      role: OrgRole.admin,
    },
  });

  const existingDemoClass = await prisma.class.findFirst({
    where: {
      organizationId: organization.id,
      teacherId: user.id,
      name: "고3 A반",
    },
  });
  const demoClass =
    existingDemoClass ??
    (await prisma.class.create({
      data: {
        name: "고3 A반",
        organizationId: organization.id,
        teacherId: user.id,
      },
    }));
  console.log(`  class: ${demoClass.name} (id=${demoClass.id})`);

  console.log("✅ seed done");
}

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