import { defineConfig } from 'vitepress'

const defaultOgImage = 'https://fenxiang-1304851894.cos.ap-nanjing.myqcloud.com/%E5%B0%81%E9%9D%A2.png'

export default defineConfig({
  cleanUrls: 'with-subfolders',
  title: '恭学教育集团',
  description: '恭学教育集团是天津专升本培训领军品牌，专注天津专升本7年，已服务21万+学员。提供专业刷题系统、在线网校、权威教材和一对一升学规划，真题覆盖率100%，助你轻松升本成功！',
  lang: 'zh-CN',
  head: [
    ['link', { rel: 'icon', href: '/logo.png' }],
    ['meta', { name: 'keywords', content: '天津专升本,专升本培训,恭学教育,天津专升本刷题,专升本网校,天津专升本教材,专升本辅导,天津专升本报名,专升本真题,天津专升本课程' }],
    ['meta', { property: 'og:image', content: defaultOgImage }],
  ],
  themeConfig: {
    logo: '/logo.png',
    nav: [],
    outline: false,
    socialLinks: [],
  },
  vite: {
    resolve: {
      alias: {
        '@': '/docs/.vitepress',
      },
    },
    plugins: [
      {
        name: 'knowledge-index-redirect',
        configureServer(server) {
          server.middlewares.use((req, res, next) => {
            if (req.url === '/knowledge') {
              res.statusCode = 302
              res.setHeader('Location', '/knowledge/')
              res.end()
              return
            }
            next()
          })
        },
      },
    ],
  },
  transformHead({ pageData }) {
    const keywords = pageData.frontmatter.keywords
    if (keywords && Array.isArray(keywords)) {
      return [
        ['meta', { name: 'keywords', content: keywords.join(',') }],
      ]
    }
    return []
  },
})