/**
 * @jest-environment jsdom
 */

import { WebApplication } from '@/UIModels/Application'
import { AppState } from '@/UIModels/AppState'
import { NotesState } from '@/UIModels/AppState/NotesState'
import {
  ApplicationEvent,
  ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction,
  NoteViewController,
  SNNote,
} from '@standardnotes/snjs'

import { NoteView } from './NoteView'

describe('NoteView', () => {
  let noteViewController: NoteViewController
  let application: WebApplication
  let appState: AppState
  let notesState: NotesState

  const createNoteView = () =>
    new NoteView({
      controller: noteViewController,
      application,
    })

  beforeEach(() => {
    jest.useFakeTimers()

    noteViewController = {} as jest.Mocked<NoteViewController>

    notesState = {} as jest.Mocked<NotesState>
    notesState.setShowProtectedWarning = jest.fn()

    appState = {
      notes: notesState,
    } as jest.Mocked<AppState>

    application = {} as jest.Mocked<WebApplication>
    application.getAppState = jest.fn().mockReturnValue(appState)
    application.hasProtectionSources = jest.fn().mockReturnValue(true)
    application.authorizeNoteAccess = jest.fn()
  })

  afterEach(() => {
    jest.useRealTimers()
  })

  describe('note is protected', () => {
    it("should hide the note if at the time of the session expiration the note wasn't edited for longer than the allowed idle time", async () => {
      const secondsElapsedSinceLastEdit = ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction + 5

      noteViewController.note = {
        protected: true,
        userModifiedDate: new Date(Date.now() - secondsElapsedSinceLastEdit * 1000),
      } as jest.Mocked<SNNote>

      await createNoteView().onAppEvent(ApplicationEvent.UnprotectedSessionExpired)

      expect(notesState.setShowProtectedWarning).toHaveBeenCalledWith(true)
    })

    it('should postpone the note hiding by correct time if the time passed after its last modification is less than the allowed idle time', async () => {
      const secondsElapsedSinceLastEdit = ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction - 3

      noteViewController.note = {
        protected: true,
        userModifiedDate: new Date(Date.now() - secondsElapsedSinceLastEdit * 1000),
      } as jest.Mocked<SNNote>

      await createNoteView().onAppEvent(ApplicationEvent.UnprotectedSessionExpired)

      const secondsAfterWhichTheNoteShouldHide =
        ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction - secondsElapsedSinceLastEdit

      jest.advanceTimersByTime((secondsAfterWhichTheNoteShouldHide - 1) * 1000)

      expect(notesState.setShowProtectedWarning).not.toHaveBeenCalled()

      jest.advanceTimersByTime(1 * 1000)

      expect(notesState.setShowProtectedWarning).toHaveBeenCalledWith(true)
    })

    it('should postpone the note hiding by correct time if the user continued editing it even after the protection session has expired', async () => {
      const secondsElapsedSinceLastModification = 3

      noteViewController.note = {
        protected: true,
        userModifiedDate: new Date(Date.now() - secondsElapsedSinceLastModification * 1000),
      } as jest.Mocked<SNNote>

      await createNoteView().onAppEvent(ApplicationEvent.UnprotectedSessionExpired)

      let secondsAfterWhichTheNoteShouldHide =
        ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction - secondsElapsedSinceLastModification
      jest.advanceTimersByTime((secondsAfterWhichTheNoteShouldHide - 1) * 1000)

      noteViewController.note = {
        protected: true,
        userModifiedDate: new Date(),
      } as jest.Mocked<SNNote>

      secondsAfterWhichTheNoteShouldHide = ProposedSecondsToDeferUILevelSessionExpirationDuringActiveInteraction
      jest.advanceTimersByTime((secondsAfterWhichTheNoteShouldHide - 1) * 1000)
      expect(notesState.setShowProtectedWarning).not.toHaveBeenCalled()

      jest.advanceTimersByTime(1 * 1000)
      expect(notesState.setShowProtectedWarning).toHaveBeenCalledWith(true)
    })
  })

  describe('note is unprotected', () => {
    it('should not call any hiding logic', async () => {
      noteViewController.note = {
        protected: false,
      } as jest.Mocked<SNNote>

      await createNoteView().onAppEvent(ApplicationEvent.UnprotectedSessionExpired)

      expect(notesState.setShowProtectedWarning).not.toHaveBeenCalled()
    })
  })

  describe('dismissProtectedWarning', () => {
    beforeEach(() => {
      noteViewController.note = {
        protected: false,
      } as jest.Mocked<SNNote>
    })

    describe('the note has protection sources', () => {
      it('should reveal note contents if the authorization has been passed', async () => {
        application.authorizeNoteAccess = jest.fn().mockReturnValue(true)

        const noteView = new NoteView({
          controller: noteViewController,
          application,
        })

        await noteView.dismissProtectedWarning()

        expect(notesState.setShowProtectedWarning).toHaveBeenCalledWith(false)
      })

      it('should not reveal note contents if the authorization has not been passed', async () => {
        application.authorizeNoteAccess = jest.fn().mockReturnValue(false)

        const noteView = new NoteView({
          controller: noteViewController,
          application,
        })

        await noteView.dismissProtectedWarning()

        expect(notesState.setShowProtectedWarning).not.toHaveBeenCalled()
      })
    })

    describe('the note does not have protection sources', () => {
      it('should reveal note contents', async () => {
        application.hasProtectionSources = jest.fn().mockReturnValue(false)

        const noteView = new NoteView({
          controller: noteViewController,
          application,
        })

        await noteView.dismissProtectedWarning()

        expect(notesState.setShowProtectedWarning).toHaveBeenCalledWith(false)
      })
    })
  })
})