import { describe, it, expect, vi, beforeEach } from 'vitest'

vi.mock('leaflet', () => {
  const markerMock = {
    on: vi.fn().mockReturnThis(),
    addTo: vi.fn().mockReturnThis(),
    setLatLng: vi.fn().mockReturnThis(),
    remove: vi.fn().mockReturnThis(),
  }
  return {
    default: {
      marker: vi.fn(() => markerMock),
      Icon: class {},
    },
    marker: vi.fn(() => markerMock),
    Icon: class {},
  }
})

vi.mock('~/lib/LeafletCustomTypes', () => ({
  HnHMaxZoom: 6,
  ImageIcon: class {
    constructor(_opts: Record<string, unknown>) {}
  },
}))

import { createMarker, type MarkerData, type MapViewRef } from '../Marker'

function makeMarkerData(overrides: Partial<MarkerData> = {}): MarkerData {
  return {
    id: 1,
    position: { x: 100, y: 200 },
    name: 'Tower',
    image: 'gfx/terobjs/mm/tower',
    hidden: false,
    map: 1,
    ...overrides,
  }
}

function makeMapViewRef(): MapViewRef {
  return {
    map: {
      unproject: vi.fn(() => ({ lat: 0, lng: 0 })),
    } as unknown as import('leaflet').Map,
    mapid: 1,
    markerLayer: {
      removeLayer: vi.fn(),
      addLayer: vi.fn(),
    } as unknown as import('leaflet').LayerGroup,
  }
}

describe('createMarker', () => {
  beforeEach(() => {
    vi.clearAllMocks()
  })

  it('creates a marker with correct properties', () => {
    const marker = createMarker(makeMarkerData())
    expect(marker.id).toBe(1)
    expect(marker.name).toBe('Tower')
    expect(marker.position).toEqual({ x: 100, y: 200 })
    expect(marker.image).toBe('gfx/terobjs/mm/tower')
    expect(marker.hidden).toBe(false)
    expect(marker.map).toBe(1)
    expect(marker.value).toBe(1)
    expect(marker.text).toBe('Tower')
  })

  it('detects quest type', () => {
    const marker = createMarker(makeMarkerData({ image: 'gfx/invobjs/small/bush' }))
    expect(marker.type).toBe('quest')
  })

  it('detects quest type for bumling', () => {
    const marker = createMarker(makeMarkerData({ image: 'gfx/invobjs/small/bumling' }))
    expect(marker.type).toBe('quest')
  })

  it('detects custom type', () => {
    const marker = createMarker(makeMarkerData({ image: 'custom' }))
    expect(marker.type).toBe('custom')
  })

  it('extracts type from gfx path', () => {
    const marker = createMarker(makeMarkerData({ image: 'gfx/terobjs/mm/village' }))
    expect(marker.type).toBe('village')
  })

  it('starts with null leaflet marker', () => {
    const marker = createMarker(makeMarkerData())
    expect(marker.leafletMarker).toBeNull()
  })

  it('add creates a leaflet marker for non-hidden markers', () => {
    const marker = createMarker(makeMarkerData())
    const mapview = makeMapViewRef()
    marker.add(mapview)
    expect(mapview.map.unproject).toHaveBeenCalled()
  })

  it('add does nothing for hidden markers', () => {
    const marker = createMarker(makeMarkerData({ hidden: true }))
    const mapview = makeMapViewRef()
    marker.add(mapview)
    expect(mapview.map.unproject).not.toHaveBeenCalled()
  })

  it('update changes position and name', () => {
    const marker = createMarker(makeMarkerData())
    const mapview = makeMapViewRef()

    marker.update(mapview, {
      ...makeMarkerData(),
      position: { x: 300, y: 400 },
      name: 'Castle',
    })

    expect(marker.position).toEqual({ x: 300, y: 400 })
    expect(marker.name).toBe('Castle')
  })

  it('setClickCallback and setContextMenu work', () => {
    const marker = createMarker(makeMarkerData())
    const clickCb = vi.fn()
    const contextCb = vi.fn()

    marker.setClickCallback(clickCb)
    marker.setContextMenu(contextCb)
  })

  it('remove on a marker without leaflet marker does nothing', () => {
    const marker = createMarker(makeMarkerData())
    const mapview = makeMapViewRef()
    marker.remove(mapview) // should not throw
    expect(marker.leafletMarker).toBeNull()
  })
})