import type { ReactNode } from 'react'
import type { CustomRunFormProps, DataSourceNodeType } from '../types'
import { render, screen } from '@testing-library/react'
import userEvent from '@testing-library/user-event'
import { DatasourceType } from '@/models/pipeline'
import { FlowType } from '@/types/common'
import { BlockEnum } from '../../../types'
import BeforeRunForm from '../before-run-form'
import useBeforeRunForm from '../hooks/use-before-run-form'

const mockUseDataSourceStore = vi.hoisted(() => vi.fn())
const mockSetCurrentCredentialId = vi.hoisted(() => vi.fn())
const mockClearOnlineDocumentData = vi.hoisted(() => vi.fn())
const mockClearWebsiteCrawlData = vi.hoisted(() => vi.fn())
const mockClearOnlineDriveData = vi.hoisted(() => vi.fn())

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/store', () => ({
  useDataSourceStore: () => mockUseDataSourceStore(),
}))

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/store/provider', () => ({
  __esModule: true,
  default: ({ children }: { children: ReactNode }) => <>{children}</>,
}))

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/local-file', () => ({
  __esModule: true,
  default: ({ allowedExtensions }: { allowedExtensions: string[] }) => <div>{allowedExtensions.join(',')}</div>,
}))

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/online-documents', () => ({
  __esModule: true,
  default: ({ onCredentialChange }: { onCredentialChange: (credentialId: string) => void }) => (
    <button type="button" onClick={() => onCredentialChange('credential-doc')}>online-documents</button>
  ),
}))

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/website-crawl', () => ({
  __esModule: true,
  default: ({ onCredentialChange }: { onCredentialChange: (credentialId: string) => void }) => (
    <button type="button" onClick={() => onCredentialChange('credential-site')}>website-crawl</button>
  ),
}))

vi.mock('@/app/components/datasets/documents/create-from-pipeline/data-source/online-drive', () => ({
  __esModule: true,
  default: ({ onCredentialChange }: { onCredentialChange: (credentialId: string) => void }) => (
    <button type="button" onClick={() => onCredentialChange('credential-drive')}>online-drive</button>
  ),
}))

vi.mock('@/app/components/rag-pipeline/components/panel/test-run/preparation/hooks', () => ({
  useOnlineDocument: () => ({ clearOnlineDocumentData: mockClearOnlineDocumentData }),
  useWebsiteCrawl: () => ({ clearWebsiteCrawlData: mockClearWebsiteCrawlData }),
  useOnlineDrive: () => ({ clearOnlineDriveData: mockClearOnlineDriveData }),
}))

vi.mock('@/app/components/workflow/nodes/_base/components/before-run-form/panel-wrap', () => ({
  __esModule: true,
  default: ({ nodeName, onHide, children }: { nodeName: string, onHide: () => void, children: ReactNode }) => (
    <div>
      <div>{nodeName}</div>
      <button type="button" onClick={onHide}>hide-panel</button>
      {children}
    </div>
  ),
}))

vi.mock('../hooks/use-before-run-form', () => ({
  __esModule: true,
  default: vi.fn(),
}))

const mockUseBeforeRunForm = vi.mocked(useBeforeRunForm)

const createData = (overrides: Partial<DataSourceNodeType> = {}): DataSourceNodeType => ({
  title: 'Datasource',
  desc: '',
  type: BlockEnum.DataSource,
  plugin_id: 'plugin-id',
  provider_type: DatasourceType.localFile,
  provider_name: 'file',
  datasource_name: 'local-file',
  datasource_label: 'Local File',
  datasource_parameters: {},
  datasource_configurations: {},
  fileExtensions: ['pdf', 'md'],
  ...overrides,
})

const createProps = (overrides: Partial<CustomRunFormProps> = {}): CustomRunFormProps => ({
  nodeId: 'data-source-node',
  flowId: 'flow-id',
  flowType: FlowType.ragPipeline,
  payload: createData(),
  setRunResult: vi.fn(),
  setIsRunAfterSingleRun: vi.fn(),
  isPaused: false,
  isRunAfterSingleRun: false,
  onSuccess: vi.fn(),
  onCancel: vi.fn(),
  appendNodeInspectVars: vi.fn(),
  ...overrides,
})

describe('data-source/before-run-form', () => {
  beforeEach(() => {
    vi.clearAllMocks()
    mockUseDataSourceStore.mockReturnValue({
      getState: () => ({
        setCurrentCredentialId: mockSetCurrentCredentialId,
      }),
    })
    mockUseBeforeRunForm.mockReturnValue({
      isPending: false,
      handleRunWithSyncDraft: vi.fn(),
      datasourceType: DatasourceType.localFile,
      datasourceNodeData: createData(),
      startRunBtnDisabled: false,
    })
  })

  it('renders the local-file preparation form and triggers run/cancel actions', async () => {
    const user = userEvent.setup()
    const onCancel = vi.fn()
    const handleRunWithSyncDraft = vi.fn()

    mockUseBeforeRunForm.mockReturnValueOnce({
      isPending: false,
      handleRunWithSyncDraft,
      datasourceType: DatasourceType.localFile,
      datasourceNodeData: createData(),
      startRunBtnDisabled: false,
    })

    render(<BeforeRunForm {...createProps({ onCancel })} />)

    expect(screen.getByText('Datasource')).toBeInTheDocument()
    expect(screen.getByText('pdf,md')).toBeInTheDocument()

    await user.click(screen.getByRole('button', { name: 'common.operation.cancel' }))
    await user.click(screen.getByRole('button', { name: 'workflow.singleRun.startRun' }))

    expect(onCancel).toHaveBeenCalled()
    expect(handleRunWithSyncDraft).toHaveBeenCalled()
  })

  it('clears stale online document data before switching credentials', async () => {
    const user = userEvent.setup()

    mockUseBeforeRunForm.mockReturnValueOnce({
      isPending: false,
      handleRunWithSyncDraft: vi.fn(),
      datasourceType: DatasourceType.onlineDocument,
      datasourceNodeData: createData({ provider_type: DatasourceType.onlineDocument }),
      startRunBtnDisabled: true,
    })

    render(<BeforeRunForm {...createProps({ payload: createData({ provider_type: DatasourceType.onlineDocument }) })} />)

    await user.click(screen.getByRole('button', { name: 'online-documents' }))

    expect(mockClearOnlineDocumentData).toHaveBeenCalled()
    expect(mockSetCurrentCredentialId).toHaveBeenCalledWith('credential-doc')
    expect(screen.getByRole('button', { name: 'workflow.singleRun.startRun' })).toBeDisabled()
  })

  it('clears website crawl data before switching credentials', async () => {
    const user = userEvent.setup()

    mockUseBeforeRunForm.mockReturnValueOnce({
      isPending: false,
      handleRunWithSyncDraft: vi.fn(),
      datasourceType: DatasourceType.websiteCrawl,
      datasourceNodeData: createData({ provider_type: DatasourceType.websiteCrawl }),
      startRunBtnDisabled: false,
    })

    render(<BeforeRunForm {...createProps({ payload: createData({ provider_type: DatasourceType.websiteCrawl }) })} />)

    await user.click(screen.getByRole('button', { name: 'website-crawl' }))

    expect(mockClearWebsiteCrawlData).toHaveBeenCalled()
    expect(mockSetCurrentCredentialId).toHaveBeenCalledWith('credential-site')
  })

  it('clears online drive data before switching credentials', async () => {
    const user = userEvent.setup()

    mockUseBeforeRunForm.mockReturnValueOnce({
      isPending: false,
      handleRunWithSyncDraft: vi.fn(),
      datasourceType: DatasourceType.onlineDrive,
      datasourceNodeData: createData({ provider_type: DatasourceType.onlineDrive }),
      startRunBtnDisabled: false,
    })

    render(<BeforeRunForm {...createProps({ payload: createData({ provider_type: DatasourceType.onlineDrive }) })} />)

    await user.click(screen.getByRole('button', { name: 'online-drive' }))

    expect(mockClearOnlineDriveData).toHaveBeenCalled()
    expect(mockSetCurrentCredentialId).toHaveBeenCalledWith('credential-drive')
  })
})