describe('Dashboard with Transloadit', () => {
  beforeEach(() => {
    cy.visit('/dashboard-transloadit')
    cy.get('.uppy-Dashboard-input:first').as('file-input')
    cy.intercept('/assemblies').as('createAssemblies')
    cy.intercept('/assemblies/*').as('assemblies')
    cy.intercept('/resumable/*').as('resumable')
  })

  it('should upload cat image successfully', () => {
    cy.get('@file-input').selectFile('cypress/fixtures/images/cat.jpg', { force:true })

    cy.get('.uppy-StatusBar-actionBtn--upload').click()
    cy.wait(['@assemblies', '@resumable']).then(() => {
      cy.get('.uppy-StatusBar-statusPrimary').should('contain', 'Complete')
    })
  })

  it('should close assembly polling when cancelled', () => {
    cy.intercept({
      method: 'GET',
      url: '/assemblies/*',
    }).as('assemblyPolling')
    cy.intercept(
      { method: 'DELETE', pathname: '/assemblies/*', times: 1 },
      { statusCode: 204, body: {} },
    ).as('delete')

    cy.window().then(({ uppy }) => {
      cy.get('@file-input').selectFile(
        ['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg', 'cypress/fixtures/images/car.jpg'],
        { force:true },
      )
      cy.get('.uppy-StatusBar-actionBtn--upload').click()

      cy.wait(['@createAssemblies']).then(() => {
        expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).every((a: any) => a.pollInterval)).to.equal(true)

        uppy.cancelAll()

        cy.wait(['@delete']).then(() => {
          expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).some((a: any) => a.pollInterval)).to.equal(false)
        })
      })
    })
  })

  // Too flaky at the moment. Arguably, this is not the right place
  // as this is doing white box testing (testing internal state).
  // But E2e is more about black box testing, you don’t care about the internals, only the result.
  // May make more sense to turn this into a unit test.
  it.skip('should emit one assembly-cancelled event when cancelled', () => {
    const spy = cy.spy()

    cy.window().then(({ uppy }) => {
      uppy.on('transloadit:assembly-cancelled', spy)

      cy.get('@file-input').selectFile(['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg'], { force:true })

      cy.intercept({
        method: 'GET',
        url: '/assemblies/*',
      }).as('assemblyPolling')
      cy.intercept(
        { method: 'PATCH', pathname: '/files/*', times: 1 },
        { statusCode: 204, body: {} },
      )
      cy.intercept(
        { method: 'DELETE', pathname: '/resumable/files/*', times: 2 },
        { statusCode: 204, body: {} },
      ).as('fileDeletion')
      cy.intercept(
        { method: 'DELETE', pathname: '/assemblies/*', times: 1 },
      ).as('assemblyDeletion')

      cy.get('.uppy-StatusBar-actionBtn--upload').click()
      cy.wait('@assemblyPolling')
      cy.get('button[data-cy=cancel]').click()
      cy.wait('@assemblyDeletion')
      // Unfortunately, waiting on a network request somehow often results in a race condition.
      // We just want to know wether this is called or not, so waiting for 2 sec to be sure.
      // eslint-disable-next-line cypress/no-unnecessary-waiting
      cy.wait(2000)
      expect(spy).to.be.calledOnce
    })
  })

  it.skip('should close assembly polling when all files are removed', () => {
    const spy = cy.spy()

    cy.window().then(({ uppy }) => {
      uppy.on('transloadit:assembly-cancelled', spy)

      cy.get('@file-input').selectFile(['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg'], { force:true })

      cy.intercept({
        method: 'GET',
        url: '/assemblies/*',
      }).as('assemblyPolling')
      cy.intercept(
        { method: 'PATCH', pathname: '/files/*', times: 1 },
        { statusCode: 204, body: {} },
      )
      cy.intercept(
        { method: 'DELETE', pathname: '/resumable/files/*', times: 2 },
        { statusCode: 204, body: {} },
      ).as('fileDeletion')
      cy.intercept(
        { method: 'DELETE', pathname: '/assemblies/*', times: 1 },
      ).as('assemblyDeletion')

      cy.get('.uppy-StatusBar-actionBtn--upload').click()
      cy.wait('@assemblyPolling')
      expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).every((a: any) => a.pollInterval)).to.equal(true)

      const { files } = uppy.getState()
      uppy.removeFiles(Object.keys(files))

      cy.wait('@assemblyDeletion').then(() => {
        expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).some((a: any) => a.pollInterval)).to.equal(false)
        expect(spy).to.be.calledOnce
      })
    })
  })

  it('should not create assembly when all individual files have been cancelled', () => {
    cy.get('@file-input').selectFile(['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg'], { force:true })
    cy.get('.uppy-StatusBar-actionBtn--upload').click()

    cy.window().then(({ uppy }) => {
      expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).length).to.equal(0)

      const { files } = uppy.getState()
      uppy.removeFiles(Object.keys(files))

      cy.wait('@createAssemblies').then(() => {
        expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).some((a: any) => a.pollInterval)).to.equal(false)
      })
    })
  })

  // Not working, the upstream changes have not landed yet.
  it.skip('should create assembly if there is still one file to upload', () => {
    cy.get('@file-input').selectFile(['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg'], { force:true })
    cy.get('.uppy-StatusBar-actionBtn--upload').click()

    cy.window().then(({ uppy }) => {
      expect(Object.values(uppy.getPlugin('Transloadit').activeAssemblies).length).to.equal(0)

      const { files } = uppy.getState()
      const [fileID] = Object.keys(files)
      uppy.removeFile(fileID)

      cy.wait('@createAssemblies').then(() => {
        cy.wait('@resumable')
        cy.get('.uppy-StatusBar-statusPrimary').should('contain', 'Complete')
      })
    })
  })

  // Not working, the upstream changes have not landed yet.
  it.skip('should complete upload if one gets cancelled mid-flight', () => {
    cy.get('@file-input').selectFile(['cypress/fixtures/images/cat.jpg', 'cypress/fixtures/images/traffic.jpg'], { force:true })
    cy.get('.uppy-StatusBar-actionBtn--upload').click()

    cy.wait('@createAssemblies')
    cy.wait('@resumable')

    cy.window().then(({ uppy }) => {
      const { files } = uppy.getState()
      const [fileID] = Object.keys(files)
      uppy.removeFile(fileID)

      cy.get('.uppy-StatusBar-statusPrimary').should('contain', 'Complete')
    })
  })

  it('should not emit error if upload is cancelled right away', () => {
    cy.get('@file-input').selectFile('cypress/fixtures/images/cat.jpg', { force:true })
    cy.get('.uppy-StatusBar-actionBtn--upload').click()

    const handler = cy.spy()

    cy.window().then(({ uppy }) => {
      const { files } = uppy.getState()
      uppy.on('upload-error', handler)

      const [fileID] = Object.keys(files)
      uppy.removeFile(fileID)
      uppy.removeFile(fileID)
      cy.wait('@createAssemblies').then(() => expect(handler).not.to.be.called)
    })
  })
})