import { QueryClient } from '@tanstack/react-query'
import { act, fireEvent, screen, waitFor } from '@testing-library/react'
import userEvent from '@testing-library/user-event'
import { platformComponents as components } from 'api-types'
import { mockAnimationsApi } from 'jsdom-testing-mocks'
import { HttpResponse } from 'msw'
import { describe, expect, test, vi } from 'vitest'

import { DestinationRow as DestinationRowComponent } from './DestinationRow'
import { PipelineRequestStatusProvider } from '@/state/replication-pipeline-request-status'
import { customRender } from '@/tests/lib/custom-render'
import { addAPIMock, type APIErrorBody } from '@/tests/lib/msw'
import { routerMock } from '@/tests/lib/route-mock'

type ReplicationPipelinesResponse = components['schemas']['PipelinesResponse_Output']
type ReplicationDestinationResponse = components['schemas']['DestinationResponse_Output']
type ReplicationSourcesResponse = components['schemas']['SourcesResponse_Output']
type ReplicationPipelineStatusResponse = components['schemas']['PipelineStatusResponse_Output']
type ReplicationPipelineReplicationStatusResponse =
  components['schemas']['PipelineReplicationStatusResponse_Output']
type ReplicationPipelineVersionResponse = components['schemas']['PipelineVersionResponse_Output']

// Tooltip/Popover descendants use Web Animations
mockAnimationsApi()

const DestinationRow = (props: { destinationId: number }) => (
  <PipelineRequestStatusProvider>
    <DestinationRowComponent {...props} />
  </PipelineRequestStatusProvider>
)

const DESTINATION_ID = 1
const PIPELINE_ID = 42

const addSourcesMock = () =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/sources',
    response: () =>
      HttpResponse.json<ReplicationSourcesResponse>({
        sources: [
          {
            tenant_id: 't',
            id: 1,
            name: 'default',
            config: { host: 'db.internal', port: 5432, name: 'main-db', username: 'etl_user' },
          },
        ],
      }),
  })

const addDestinationMock = () =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/destinations/:destination_id',
    response: () =>
      HttpResponse.json<ReplicationDestinationResponse>({
        tenant_id: 't',
        id: DESTINATION_ID,
        name: 'My BigQuery Destination',
        config: {
          big_query: {
            project_id: 'gcp-proj',
            dataset_id: 'analytics',
            connection_pool_size: 5,
          },
        },
      }),
  })

const addPipelinesMock = () =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/pipelines',
    response: () =>
      HttpResponse.json<ReplicationPipelinesResponse>({
        pipelines: [
          {
            id: PIPELINE_ID,
            tenant_id: 't',
            source_id: 1,
            source_name: 'main-db',
            destination_id: DESTINATION_ID,
            destination_name: 'My BigQuery Destination',
            replicator_id: 9001,
            config: {
              publication_name: 'supabase_realtime',
              table_sync_copy: { type: 'include_all_tables' },
            },
          },
        ],
      }),
  })

const addPipelineStatusMock = (statusName: ReplicationPipelineStatusResponse['status']['name']) =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/pipelines/:pipeline_id/status',
    response: () =>
      HttpResponse.json<ReplicationPipelineStatusResponse>({
        pipeline_id: PIPELINE_ID,
        status: { name: statusName },
      }),
  })

const addReplicationStatusMock = (
  confirmedFlushLsnBytes: number,
  tableStatuses: ReplicationPipelineReplicationStatusResponse['table_statuses'] = []
) =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/pipelines/:pipeline_id/replication-status',
    response: () =>
      HttpResponse.json<ReplicationPipelineReplicationStatusResponse>({
        pipeline_id: PIPELINE_ID,
        apply_lag: {
          active: true,
          wal_status: 'reserved',
          restart_lsn_bytes: 0,
          confirmed_flush_lsn_bytes: confirmedFlushLsnBytes,
          safe_wal_size_bytes: null,
        },
        table_statuses: tableStatuses,
      }),
  })

const addVersionMock = () =>
  addAPIMock({
    method: 'get',
    path: '/platform/replication/:ref/pipelines/:pipeline_id/version',
    response: () =>
      HttpResponse.json<ReplicationPipelineVersionResponse>({
        pipeline_id: PIPELINE_ID,
        version: { id: 1, name: 'v0.3.0' },
      }),
  })

describe('DestinationRow', () => {
  const addAllMocks = () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0)
    addVersionMock()
  }

  test('waits for asynchronous shutdown before deleting the pipeline', async () => {
    addAllMocks()
    routerMock.setCurrentUrl('/project/default/database/replication')
    let isStopping = false
    let completeShutdown: () => void = () => {}
    const shutdown = new Promise<void>((resolve) => {
      completeShutdown = resolve
    })
    const shutdownStatusRequested = vi.fn()
    const deleted = vi.fn()
    addAPIMock({
      method: 'post',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/stop',
      response: () => {
        isStopping = true
        return HttpResponse.json<Record<string, never>>({}, { status: 202 })
      },
    })
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/status',
      response: async () => {
        if (isStopping) {
          shutdownStatusRequested()
          await shutdown
        }
        return HttpResponse.json<ReplicationPipelineStatusResponse>({
          pipeline_id: PIPELINE_ID,
          status: { name: isStopping ? 'stopped' : 'started' },
        })
      },
    })
    addAPIMock({
      method: 'delete',
      path: '/platform/replication/:ref/destinations-pipelines/:destination_id/:pipeline_id',
      response: () => {
        deleted()
        return HttpResponse.json<components['schemas']['DeleteDestinationPipelineResponse_Output']>(
          { destination_deleted: true, destination_id: DESTINATION_ID, pipeline_id: PIPELINE_ID }
        )
      },
    })
    customRender(<DestinationRow destinationId={DESTINATION_ID} />)
    await screen.findByText('supabase_realtime')
    await userEvent.click(screen.getByRole('button', { name: 'Pipeline options' }))
    await userEvent.click(screen.getByRole('menuitem', { name: 'Delete pipeline' }))
    await userEvent.type(
      screen.getByPlaceholderText('Type the pipeline name'),
      'My BigQuery Destination'
    )
    await waitFor(() =>
      expect(screen.getByRole('button', { name: 'Delete pipeline' })).toBeEnabled()
    )
    // jsdom does not reliably submit portalled forms through button activation.
    fireEvent.submit(screen.getByRole('dialog').querySelector('form')!)
    await waitFor(() => expect(shutdownStatusRequested).toHaveBeenCalledOnce())
    expect(deleted).not.toHaveBeenCalled()
    expect(screen.getByRole('button', { name: 'Deleting…' })).toBeDisabled()
    await act(async () => {
      completeShutdown()
    })
    await waitFor(() => expect(deleted).toHaveBeenCalledOnce())
    await waitFor(() =>
      expect(screen.queryByRole('button', { name: 'Deleting…' })).not.toBeInTheDocument()
    )
  })

  test('keeps deletion retryable when shutdown status cannot be verified', async () => {
    addAllMocks()
    routerMock.setCurrentUrl('/project/default/database/replication')
    let isStopping = false
    const deleted = vi.fn()
    addAPIMock({
      method: 'post',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/stop',
      response: () => {
        isStopping = true
        return HttpResponse.json<Record<string, never>>({}, { status: 202 })
      },
    })
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/status',
      response: () => {
        if (isStopping)
          return HttpResponse.json<APIErrorBody>({ message: 'Status unavailable' }, { status: 503 })
        return HttpResponse.json<ReplicationPipelineStatusResponse>({
          pipeline_id: PIPELINE_ID,
          status: { name: 'started' },
        })
      },
    })
    addAPIMock({
      method: 'delete',
      path: '/platform/replication/:ref/destinations-pipelines/:destination_id/:pipeline_id',
      response: () => {
        deleted()
        return HttpResponse.json<components['schemas']['DeleteDestinationPipelineResponse_Output']>(
          { destination_deleted: true, destination_id: DESTINATION_ID, pipeline_id: PIPELINE_ID }
        )
      },
    })
    const queryClient = new QueryClient()
    customRender(<DestinationRow destinationId={DESTINATION_ID} />, { queryClient })
    await screen.findByText('supabase_realtime')
    await userEvent.click(screen.getByRole('button', { name: 'Pipeline options' }))
    await userEvent.click(screen.getByRole('menuitem', { name: 'Delete pipeline' }))
    await userEvent.type(
      screen.getByPlaceholderText('Type the pipeline name'),
      'My BigQuery Destination'
    )
    await waitFor(() =>
      expect(screen.getByRole('button', { name: 'Delete pipeline' })).toBeEnabled()
    )
    // jsdom does not reliably submit portalled forms through button activation.
    fireEvent.submit(screen.getByRole('dialog').querySelector('form')!)
    await waitFor(() =>
      expect(
        queryClient
          .getMutationCache()
          .getAll()
          .some((mutation) => mutation.state.status === 'error')
      ).toBe(true)
    )
    expect(deleted).not.toHaveBeenCalled()
    expect(screen.getByRole('button', { name: 'Delete pipeline' })).toBeEnabled()
  })

  test('navigates to the pipeline when the row is clicked', async () => {
    addAllMocks()
    routerMock.setCurrentUrl('/project/default/database/replication')

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    const row = (await screen.findByText('supabase_realtime')).closest('tr')
    expect(row).not.toBeNull()
    await userEvent.click(row!)

    expect(routerMock.asPath).toBe(`/project/default/database/replication/${PIPELINE_ID}`)
  })

  test('does not navigate when the row overflow menu is opened', async () => {
    addAllMocks()
    routerMock.setCurrentUrl('/project/default/database/replication')

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    await screen.findByText('supabase_realtime')
    await userEvent.click(screen.getByRole('button', { name: 'Pipeline options' }))

    expect(routerMock.asPath).toBe('/project/default/database/replication')
  })

  test('shows "Caught up" when confirmed_flush_lsn_bytes is 0', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    const lag = await screen.findByText('Caught up')
    expect(lag).toHaveClass('text-foreground-light')
    expect(lag.closest('[aria-live="polite"]')).toHaveAttribute('aria-atomic', 'true')
  })

  test('shows formatted lag value when confirmed_flush_lsn_bytes is non-zero', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(2048)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('2 KB')).toHaveClass('text-foreground-light')
  })

  test('shows initial sync with the same lag text treatment', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0, [
      {
        id: 1,
        schema: 'public',
        name: 'orders',
        table_id: 1,
        table_name: 'public.orders',
        state: { name: 'copying_table' },
      },
    ])
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Initial sync')).toHaveClass('text-foreground-light')
  })

  test('shows initial sync when apply lag is unavailable', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/replication-status',
      response: () =>
        HttpResponse.json<ReplicationPipelineReplicationStatusResponse>({
          pipeline_id: PIPELINE_ID,
          apply_lag: null,
          table_statuses: [
            {
              id: 1,
              schema: 'public',
              name: 'orders',
              table_id: 1,
              table_name: 'public.orders',
              state: { name: 'queued' },
            },
          ],
        }),
    })
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Initial sync')).toBeInTheDocument()
    expect(screen.queryByText('Lag unavailable')).not.toBeInTheDocument()
  })

  test('announces lag loading and replaces it with the resolved value', async () => {
    let resolveReplicationStatus: (
      response: ReplicationPipelineReplicationStatusResponse
    ) => void = () => {}
    const replicationStatusResponse = new Promise<ReplicationPipelineReplicationStatusResponse>(
      (resolve) => {
        resolveReplicationStatus = resolve
      }
    )

    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/replication-status',
      response: async () =>
        HttpResponse.json<ReplicationPipelineReplicationStatusResponse>(
          await replicationStatusResponse
        ),
    })
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Loading lag')).toBeInTheDocument()

    resolveReplicationStatus({
      pipeline_id: PIPELINE_ID,
      apply_lag: {
        active: true,
        wal_status: 'reserved',
        restart_lsn_bytes: 0,
        confirmed_flush_lsn_bytes: 0,
        safe_wal_size_bytes: null,
      },
      table_statuses: [],
    })

    expect(await screen.findByText('Caught up')).toBeInTheDocument()
    expect(screen.queryByText('Loading lag')).not.toBeInTheDocument()
  })

  test('announces when lag is unavailable', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines/:pipeline_id/replication-status',
      response: () =>
        HttpResponse.json<APIErrorBody>({ message: 'Pipeline unavailable' }, { status: 500 }),
    })
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Lag unavailable')).toBeInTheDocument()
  })

  test('shows publication name from pipeline config', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('supabase_realtime')).toBeInTheDocument()
  })

  test('shows Running badge when pipeline is started', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    const status = await screen.findByText('Running')
    const liveRegion = status.closest('[aria-live="polite"]')

    expect(status).toBeInTheDocument()
    expect(liveRegion).toHaveAttribute('aria-atomic', 'true')
  })

  test('shows Failed badge when pipeline has failed', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('failed')
    addReplicationStatusMock(0)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Failed')).toBeInTheDocument()
  })

  test('shows Stopped badge when pipeline is stopped', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('stopped')
    addReplicationStatusMock(0)
    addVersionMock()

    customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('Stopped')).toBeInTheDocument()
  })

  test('shows table errors in the subtext and on the logo when tables have replication errors', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('started')
    addReplicationStatusMock(0, [
      {
        id: 1,
        schema: 'public',
        name: 'orders',
        table_id: 1,
        table_name: 'public.orders',
        state: { name: 'error', reason: 'table not found', retry_policy: { policy: 'no_retry' } },
      },
    ])
    addVersionMock()

    const { container } = customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    expect(await screen.findByText('1 table error')).toBeInTheDocument()
    // StatusIcon destructive on the logo corner (packages/ui/src/components/StatusIcon.tsx)
    expect(container.querySelector('.bg-destructive-600')).toBeInTheDocument()
  })

  test('suppresses table error signals when pipeline is stopped even with table errors', async () => {
    addSourcesMock()
    addDestinationMock()
    addPipelinesMock()
    addPipelineStatusMock('stopped')
    addReplicationStatusMock(0, [
      {
        id: 1,
        schema: 'public',
        name: 'orders',
        table_id: 1,
        table_name: 'public.orders',
        state: { name: 'error', reason: 'table not found', retry_policy: { policy: 'no_retry' } },
      },
    ])
    addVersionMock()

    const { container } = customRender(<DestinationRow destinationId={DESTINATION_ID} />)

    await screen.findByText('Stopped')

    expect(screen.queryByText(/table error/)).not.toBeInTheDocument()
    expect(container.querySelector('.bg-destructive-600')).not.toBeInTheDocument()
  })
  test('shows error when the pipelines API fails', async () => {
    addSourcesMock()
    addDestinationMock()
    addAPIMock({
      method: 'get',
      path: '/platform/replication/:ref/pipelines',
      response: () =>
        HttpResponse.json<APIErrorBody>({ message: 'Internal server error' }, { status: 500 }),
    })

    customRender(<DestinationRow destinationId={DESTINATION_ID} />, {
      queryClient: new QueryClient({ defaultOptions: { queries: { retryDelay: 0 } } }),
    })

    expect(await screen.findByText('Failed to retrieve pipeline information')).toBeInTheDocument()
  })
})