pwa/backend/prisma/seed.ts

/**
 * Prisma seed: upsert the 11 educational course sessions and assignment definitions.
 *
 * Run: npm run prisma:seed
 * (also invoked by `prisma migrate reset` when configured)
 */
import { seedCourseSessions } from '../src/modules/sessions/seedCatalog.js';
import { PROGRAM_SESSION_COUNT } from '../src/modules/sessions/catalog.js';
import { seedAssignmentDefinitions } from '../src/modules/assignments/assignments.service.js';
import { ASSIGNMENT_DEFINITIONS } from '../src/modules/assignments/definitions.js';
import { disconnectPrisma, prisma } from '../src/lib/prisma.js';

async function main() {
  await seedCourseSessions();
  const sessionCount = await prisma.courseSession.count();
  if (sessionCount < PROGRAM_SESSION_COUNT) {
    throw new Error(
      `Expected at least ${PROGRAM_SESSION_COUNT} course sessions after seed, found ${sessionCount}`,
    );
  }

  const assignmentCount = await seedAssignmentDefinitions();
  if (assignmentCount < ASSIGNMENT_DEFINITIONS.length) {
    throw new Error(
      `Expected at least ${ASSIGNMENT_DEFINITIONS.length} assignment definitions, found ${assignmentCount}`,
    );
  }

  console.log(`Seeded ${sessionCount} course sessions and ${assignmentCount} assignment definitions`);
}

main()
  .catch((err) => {
    console.error('Prisma seed failed:', err);
    process.exitCode = 1;
  })
  .finally(async () => {
    await disconnectPrisma();
  });