import { screen } from "@testing-library/react-native";
import DetailsTab from "components/ObsDetails/DetailsTab/DetailsTab";
import { TILE_URL } from "components/SharedComponents/Map/helpers/mapHelpers";
import React from "react";
import { View } from "react-native";
import factory from "tests/factory";
import faker from "tests/helpers/faker";
import { renderComponent } from "tests/helpers/render";

// Before migrating to Jest 27 this line was:
// jest.useFakeTimers();
// TODO: replace with modern usage of jest.useFakeTimers
// jest.useFakeTimers( {
//   legacyFakeTimers: true
// } );

const mockUser = factory( "LocalUser" );

const mockObservation = factory( "LocalObservation", {
  created_at: "2022-11-27T19:07:41-08:00",
  time_observed_at: "2023-12-14T21:07:41-09:30",
  latitude: Number( faker.location.latitude( ) ),
  longitude: Number( faker.location.longitude( ) ),
  description: faker.lorem.paragraph( ),
  quality_grade: "casual",
} );

const mockObservationWithTaxon = {
  ...mockObservation,
  taxon: factory( "LocalTaxon" ),
};

const mockObservationWithProjects = {
  ...mockObservation,
  non_traditional_projects: [
    {
      project: factory( "RemoteProject" ),
    }, {
      project: factory( "RemoteProject" ),
    },
  ],
  project_observations: [
    {
      project: factory( "RemoteProject" ),
    },
  ],
};

const mockAttribution = <View testID="mock-attribution" />;
jest.mock( "components/ObsDetailsSharedComponents/DetailsTab/Attribution", () => ( {
  __esModule: true,
  default: () => mockAttribution,
} ) );

const baseUrl = `${TILE_URL}/grid/{z}/{x}/{y}.png`;

describe( "DetailsTab", ( ) => {
  test( "should show description of observation", async ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} /> );

    const description = await screen.findByText( mockObservation.description );
    expect( description ).toBeTruthy( );
  } );

  test( "should display map if user is online", ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} /> );

    const map = screen.queryByTestId( "MapView" );
    expect( map ).toBeTruthy( );

    const noInternet = screen.queryByRole( "image", { name: "wifi-off" } );
    expect( noInternet ).toBeNull( );
  } );

  test( "should show tiles on map for given taxon", ( ) => {
    renderComponent( <DetailsTab observation={mockObservationWithTaxon} /> );

    const map = screen.queryByTestId( "MapView" );
    expect( map ).toBeTruthy( );

    const tiles = screen.getByTestId( "Map.UrlTile" );
    expect( tiles ).toBeVisible( );
    const { urlTemplate } = tiles.props;
    expect( urlTemplate )
      .toMatch( new RegExp( `^${baseUrl}.*taxon_id=${mockObservationWithTaxon.taxon.id}` ) );
  } );

  test( "should not show tiles for observation with no taxon id", ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} /> );

    const map = screen.queryByTestId( "MapView" );
    expect( map ).toBeTruthy( );

    const tiles = screen.queryByTestId( "Map.UrlTile" );
    expect( tiles ).toBeFalsy( );
  } );

  test( "should display current location coordinates", async ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} /> );
    const lat = mockObservation.latitude;
    const long = mockObservation.longitude;
    const location = await screen.findByText( `Lat: ${lat}, Lon: ${long}, Acc: none` );
    expect( location ).toBeTruthy( );
  } );

  test( "should show data quality options", async ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} /> );

    const qualityGradeCasual = await screen.findByTestId( "QualityGrade.casual" );
    const qualityGradeNeedsId = await screen.findByTestId( "QualityGrade.needs_id" );
    const qualityGradeResearch = await screen.findByTestId( "QualityGrade.research" );
    expect( qualityGradeCasual ).toBeTruthy( );
    expect( qualityGradeNeedsId ).toBeTruthy( );
    expect( qualityGradeResearch ).toBeTruthy( );
  } );

  test( "should display DQA button if current user is logged in", ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} currentUser={mockUser} /> );
    const DQAButton = screen.getByText( /VIEW DATA QUALITY ASSESSMENT/ );
    expect( DQAButton ).toBeVisible( );
  } );

  test( "should not display DQA button if current user is logged out", ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} currentUser={null} /> );
    const DQAButton = screen.queryByText( /VIEW DATA QUALITY ASSESSMENT/ );
    expect( DQAButton ).toBeFalsy( );
  } );

  test( "should not display projects section if observation belongs to zero projects", ( ) => {
    renderComponent( <DetailsTab observation={mockObservation} currentUser={mockUser} /> );
    const viewProjectsButton = screen.queryByText( /VIEW PROJECTS/ );
    expect( viewProjectsButton ).toBeFalsy( );
  } );

  test( "should display project count from both collection & traditional projects ", ( ) => {
    renderComponent(
      <DetailsTab
        observation={mockObservationWithProjects}
        currentUser={mockUser}
      />,
    );
    const projectCountText = screen.queryByText( "PROJECTS (3)" );
    expect( projectCountText ).toBeVisible( );
  } );
} );