backend/src/seed-categories.ts

import { NestFactory } from '@nestjs/core';
import { AppModule } from './app.module';
import { getRepositoryToken } from '@nestjs/typeorm';
import { Course } from './entities/course.entity';

const CATEGORIES = [
  'AI新资讯',
  'Comfyui资讯',
  '满血整合包',
  '闭源API接口',
  '应用广场',
];

async function bootstrap() {
  const app = await NestFactory.createApplicationContext(AppModule);

  const courseRepository = app.get(getRepositoryToken(Course));

  const courses = await courseRepository.find();
  console.log(`Found ${courses.length} courses. Updating categories...`);

  for (const course of courses) {
    const randomCategory =
      CATEGORIES[Math.floor(Math.random() * CATEGORIES.length)];
    course.category = randomCategory;
    await courseRepository.save(course);
    console.log(
      `Updated course ${course.id} "${course.title}" to category: ${randomCategory}`,
    );
  }

  console.log('Finished updating categories.');
  await app.close();
}

bootstrap();