cache.js

'use strict'

// Workbox RuntimeCaching config: https://developers.google.com/web/tools/workbox/reference-docs/latest/module-workbox-build#.RuntimeCachingEntry
module.exports = [
  {
    urlPattern: /^https:\/\/fonts\.(?:gstatic)\.com\/.*/i,
    handler: 'CacheFirst',
    options: {
      cacheName: 'google-fonts-webfonts',
      expiration: {
        maxEntries: 4,
        maxAgeSeconds: 365 * 24 * 60 * 60 // 365 days
      }
    }
  },
  {
    urlPattern: /^https:\/\/fonts\.(?:googleapis)\.com\/.*/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'google-fonts-stylesheets',
      expiration: {
        maxEntries: 4,
        maxAgeSeconds: 7 * 24 * 60 * 60 // 7 days
      }
    }
  },
  {
    urlPattern: /\.(?:eot|otf|ttc|ttf|woff|woff2|font.css)$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'static-font-assets',
      expiration: {
        maxEntries: 4,
        maxAgeSeconds: 7 * 24 * 60 * 60 // 7 days
      }
    }
  },
  {
    urlPattern: /\.(?:jpg|jpeg|gif|png|svg|ico|webp)$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'static-image-assets',
      expiration: {
        maxEntries: 64,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\/_next\/image\?url=.+$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'next-image',
      expiration: {
        maxEntries: 64,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\.(?:mp3|wav|ogg)$/i,
    handler: 'CacheFirst',
    options: {
      rangeRequests: true,
      cacheName: 'static-audio-assets',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\.(?:mp4)$/i,
    handler: 'CacheFirst',
    options: {
      rangeRequests: true,
      cacheName: 'static-video-assets',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\.(?:js)$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'static-js-assets',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\.(?:css|less)$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'static-style-assets',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: /\/_next\/data\/.+\/.+\.json$/i,
    handler: 'StaleWhileRevalidate',
    options: {
      cacheName: 'next-data',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      },
      plugins: [
        {
          cacheWillUpdate: async ({ request, response }) => {
            if (request.headers.get('x-middleware-prefetch') || response.headers.get('x-middleware-skip')) return null
            if (response.status === 200) {
              return response
            }
            return null
          }
        },
        {
          cachedResponseWillBeUsed: async ({ cacheName, request, matchOptions, cachedResponse, event }) => {
            if (cachedResponse && cachedResponse.headers.get('x-middleware-skip')) return null
            return cachedResponse
          }
        },
      ],
    }
  },
  {
    urlPattern: /\.(?:json|xml|csv)$/i,
    handler: 'NetworkFirst',
    options: {
      cacheName: 'static-data-assets',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      }
    }
  },
  {
    urlPattern: ({ url }) => {
      const isSameOrigin = self.origin === url.origin
      if (!isSameOrigin) return false
      const pathname = url.pathname
      // Exclude /api/auth/callback/* to fix OAuth workflow in Safari without impact other environment
      // Above route is default for next-auth, you may need to change it if your OAuth workflow has a different callback route
      // Issue: https://github.com/shadowwalker/next-pwa/issues/131#issuecomment-821894809
      if (pathname.startsWith('/api/auth/')) return false
      if (pathname.startsWith('/api/')) return true
      return false
    },
    handler: 'NetworkFirst',
    method: 'GET',
    options: {
      cacheName: 'apis',
      expiration: {
        maxEntries: 16,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      },
      networkTimeoutSeconds: 10 // fall back to cache if api does not response within 10 seconds
    }
  },
  {
    urlPattern: ({ url }) => {
      const isSameOrigin = self.origin === url.origin
      if (!isSameOrigin) return false
      const pathname = url.pathname
      if (pathname.startsWith('/api/')) return false
      return true
    },
    handler: 'NetworkFirst',
    options: {
      cacheName: 'others',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 24 * 60 * 60 // 24 hours
      },
      networkTimeoutSeconds: 10
    }
  },
  {
    urlPattern: ({ url }) => {
      const isSameOrigin = self.origin === url.origin
      return !isSameOrigin
    },
    handler: 'NetworkFirst',
    options: {
      cacheName: 'cross-origin',
      expiration: {
        maxEntries: 32,
        maxAgeSeconds: 60 * 60 // 1 hour
      },
      networkTimeoutSeconds: 10
    }
  }
]