import { createNext, FileRef } from 'e2e-utils'
import { NextInstance } from 'test/lib/next-modes/base'
import { fetchViaHTTP, renderViaHTTP } from 'next-test-utils'
import path from 'path'
import { promises as fs } from 'fs'
import { readJson } from 'fs-extra'
import type { MiddlewareManifest } from 'next/build/webpack/plugins/middleware-plugin'

describe('Edge Compiler can import asset assets', () => {
  let next: NextInstance

  // TODO: remove after this is supported for deploy
  // if ((global as any).isNextDeploy) {
  //   it('should skip for deploy for now', () => {})
  //   return
  // }

  beforeAll(async () => {
    next = await createNext({
      files: new FileRef(path.join(__dirname, './app')),
    })
  }, 600000)
  afterAll(() => next.destroy())
  it('allows to fetch a remote URL', async () => {
    const response = await fetchViaHTTP(next.url, '/api/edge', {
      handler: 'remote-full',
    })
    expect(await response.text()).toContain('Example Domain')
  })
  it('allows to fetch a remote URL with a path and basename', async () => {
    const response = await fetchViaHTTP(
      next.url,
      '/api/edge',
      {
        handler: 'remote-with-base',
      },
      {
        compress: true,
      },
    )
    expect(await response.text()).toContain('Example Domain')
  })

  it('allows to fetch text assets', async () => {
    const html = await renderViaHTTP(next.url, '/api/edge', {
      handler: 'text-file',
    })
    expect(html).toContain('Hello, from text-file.txt!')
  })
  it('allows to fetch image assets', async () => {
    const response = await fetchViaHTTP(next.url, '/api/edge', {
      handler: 'image-file',
    })
    const buffer: Buffer = await response.buffer()
    const image = await fs.readFile(path.join(__dirname, './app/src/vercel.png'))
    expect(buffer.equals(image)).toBeTruthy()
  })

  // it('allows to assets from node_modules', async () => {
  //   const response = await fetchViaHTTP(next.url, '/api/edge', {
  //     handler: 'from-node-module',
  //   })
  //   const json = await response.json()
  //   expect(json).toEqual({
  //     'i am': 'a node dependency',
  //   })
  // })

  it('extracts all the assets from the bundle', async () => {
    const manifestPath = path.join(next.testDir, '.next/server/middleware-manifest.json')
    const manifest: MiddlewareManifest = await readJson(manifestPath)
    const orderedAssets = manifest.functions['/api/edge'].assets.sort((a, z) => {
      return String(a.name).localeCompare(z.name)
    })

    expect(orderedAssets).toMatchObject([
      {
        name: expect.stringMatching(/^text-file\.[0-9a-f]{16}\.txt$/),
        filePath: expect.stringMatching(/^server\/edge-chunks\/asset_text-file/),
      },
      {
        name: expect.stringMatching(/^vercel\.[0-9a-f]{16}\.png$/),
        filePath: expect.stringMatching(/^server\/edge-chunks\/asset_vercel/),
      },
      // {
      //   name: expect.stringMatching(/^world\.[0-9a-f]{16}\.json/),
      //   filePath: expect.stringMatching(/^server\/edge-chunks\/asset_world/),
      // },
    ])
  })
})