import {defineStore} from "pinia";
import {ElMessage} from "element-plus";
import {computed, reactive, toRefs} from "vue";
import * as format from "ol/format";
import * as layer from "ol/layer";
import * as source from "ol/source";
import MapStyle from "./map-style";
import * as ol from "ol";
import {randomColor, YMDHms} from "@/utils/util";
import {formatPosition, getShapeView} from "@/utils/easyMap";

export const useShipMapStore = defineStore('shipMap', () => {
  const state: any = reactive({
    warningOpen: true,
    map: null,
    mapFunc: null,
    zoom: 0,
    layerWMS: null,
    ws: {
      instance: null,
      layerShip: null,
      overlayTrack: null,
    },
    trackHoverData: null,
    trackMap: new Map()
  })
  const initMap = (map, mapFunc, {trackPointDom}) => {
    state.map = map
    state.mapFunc = mapFunc
    state.zoom = state.map.getView().getZoom()
    state.map.on('movestart', e => {
      map.un('pointermove', mapPointerMove)
      map.un('singleclick', mapSingleClick)
    })
    state.map.on('moveend', e => {
      state.trackHover = new Date().getTime()
      state.zoom = e.map.getView().getZoom()
      switchZoom()
      map.on('singleclick', mapSingleClick)
      map.on('pointermove', mapPointerMove)
    })
    state.ws.overlayTrack = new ol.Overlay({
      element: trackPointDom,
      autoPan: false,
      offset: [0, -22],
      positioning: 'bottom-center',
      stopEvent: true,
    })
    state.map.addOverlay(state.ws.overlayTrack)
  }
  const mapPointerMove = (ev) => {
    let pixel = ev.pixel
    let feature = state.map.forEachFeatureAtPixel(pixel, function (feature) {
      return feature
    })
    if (feature && (feature.get('_featureType') == 'ship' || feature.get('_featureType') == 'trackPoint')) {
      state.map.getTargetElement().style.cursor = 'pointer'
      state.trackHoverData = feature.get('_data')
      state.ws.overlayTrack.setPosition(feature.getGeometry().getCoordinates())
    } else {
      state.map.getTargetElement().style.cursor = ''
      state.trackHoverData = null
      state.ws.overlayTrack.setPosition(undefined)
    }
  }
  const mapSingleClick = (ev) => {
    let pixel = ev.pixel
    let feature = state.map.forEachFeatureAtPixel(pixel, function (feature) {
      return feature
    })
    if (feature && feature.get('_featureType') == 'ship') {
      if (!state.trackMap.has(feature.get('_id'))) {
        const d = feature.get('_data')
        state.trackMap.set(feature.get('_id'), {
          data: feature.get('_data'),
          color: randomColor(1),
          history: [],
          real: [d],
          trackId: feature.get('_trackId'),
          moveToTrack: () => {
            const position = []
            const t = state.trackMap.get(feature.get('_id'))
            const arr = [...t.history, ...t.real]
            arr.forEach(v => {
              position.push([v.targetLongitude, v.targetLatitude])
            })
            getShapeView(state.map, position)
          },
          // 直接用图层的话declutter: true会报错,Uncaught TypeError: Failed to execute 'clip' on 'CanvasRenderingContext2D': parameter 1 is not of type 'Path2D'.
          lineLayer: 'lineLayer_' + feature.get('_id'),
          pointsLayer: 'pointsLayer_' + feature.get('_id'),
          del: () => {
            state.map.removeLayer(state.map.getLayers().getArray().filter(v => v.get('__layerName') === state.trackMap.get(feature.get('_id')).lineLayer)[0])
            state.map.removeLayer(state.map.getLayers().getArray().filter(v => v.get('__layerName') === state.trackMap.get(feature.get('_id')).pointsLayer)[0])
            state.trackMap.delete(feature.get('_id'))
          },
          visibleTrack: (visible) => {
            const t = state.trackMap.get(feature.get('_id'))
            state.map.getLayers().getArray().filter(v => v.get('__layerName') === t.lineLayer)[0]?.setVisible(visible)
            state.map.getLayers().getArray().filter(v => v.get('__layerName') === t.pointsLayer)[0]?.setVisible(visible)
            t.showTrack = visible
            if (visible) {
              t.moveToTrack()
            }
          },
          refreshTrackStyle: () => {
            const t = state.trackMap.get(feature.get('_id'))
            const arr = [...t.history, ...t.real]
            let lineWkt = ''
            if (arr.length > 1) {
              arr.forEach((v, i) => {
                if (i === 0) {
                  lineWkt += `LINESTRING(${v.targetLongitude} ${v.targetLatitude}`
                } else if (i === arr.length - 1) {
                  lineWkt += `,${v.targetLongitude} ${v.targetLatitude})`
                } else {
                  lineWkt += `,${v.targetLongitude} ${v.targetLatitude}`
                }
                v.wkt = `POINT(${v.targetLongitude} ${v.targetLatitude})`
              })
            }
            if (lineWkt) {
              const lS = new source.Vector({
                features: [],
                wrapX: false
              })
              const lineF: any = new format.WKT().readFeature(lineWkt)
              lineF.set('trackPointList', arr)
              lineF.setStyle((f, r) => MapStyle.trackStyle(f, r, state.map, t.color, (_s, pointList) => {
                const pointFeatures: any = []
                pointList.forEach(DATA => {
                  try {
                    const feat: any = new format.WKT().readFeature(DATA.wkt)
                    feat.set('_featureType', 'trackPoint')
                    feat.set('_data', DATA)
                    feat.setStyle(MapStyle.trackPointNormalStyle(t.color))
                    pointFeatures.push(feat)
                  } catch (e) {
                    console.log(e)
                  }
                })
                lS.clear()
                lS.addFeatures(pointFeatures)
                return _s
              }))
              state.map.getLayers().getArray().filter(v => v.get('__layerName') === t.lineLayer)[0].setSource(new source.Vector({
                features: [lineF],
                wrapX: false
              }))
              state.map.getLayers().getArray().filter(v => v.get('__layerName') === t.pointsLayer)[0].setSource(lS)
            }
          },
          showTrack: true,
          showArchive: true,
          archiveLayout: {
            width: 350,
            top: 10,
            left: state.mapFunc.mapWidth - 350 - 10
          },
          archiveParams: {
            tab: 1,
          }
        })
        const lineLayer = new layer.Vector({
          zIndex: 4000,
          __layerName: state.trackMap.get(feature.get('_id')).lineLayer
        })
        const pointsLayer = new layer.Vector({
          zIndex: 4100,
          declutter: true,
          __layerName: state.trackMap.get(feature.get('_id')).pointsLayer
        })
        state.map.addLayer(lineLayer)
        state.map.addLayer(pointsLayer)
        const ws = new WebSocket(`ws://${location.host}/history-track-ws-api/history-fkShips-track`)
        ws.onopen = (e) => {
          const str = {
            shipId: feature.get('_id'),
            startTime: YMDHms(new Date(d.mergeTime).getTime() - 1000 * 60 * 60),
            endTime: YMDHms(d.mergeTime),
            searchType: 1,
            sendInterval: 1
          }
          ws.send(JSON.stringify(str))
        }
        ws.onmessage = (e) => {
          try {
            const json = JSON.parse(e.data)
            if (json.message === '查询结束') {
              ws.close()
            } else if (json.data?.length > 0) {
              state.trackMap.get(feature.get('_id')).history.push(...json.data.map(v => ({
                targetName: v.shipName,
                mergeTarget: v.shipId,
                targetLongitude: v.shipLon,
                targetLatitude: v.shipLat,
                targetCourse: v.shipCourse,
                targetSpeed: v.shipSpeed,
                mergeTime: v.trackTime,
                targetSourceJson: v.targetSource,
              })))
              state.trackMap.get(feature.get('_id')).refreshTrackStyle()
            }
          } catch (e) {
          }
        }
        initWebSocket()
      }
    }
  }
  const zoomWMS = computed(() => {
    return state.zoom <= 14
  })
  const switchZoom = () => {
    if (zoomWMS.value) {
      if (state.ws.instance && state.trackMap.size === 0) {
        state.ws.instance.close()
        state.ws.instance = null
        state.map.removeLayer(state.ws.layerShip)
        state.ws.layerShip = null
      }
      // 瓦片
      initWMS()
      // ws
      if (state.trackMap.size > 0) {
        initWebSocket()
      }
    } else {
      if (state.layerWMS) {
        state.map.removeLayer(state.layerWMS)
        state.layerWMS = null
      }
      // ws
      initWebSocket()
    }
  }
  const initWMS = () => {
    const __flag = 'shipWMS'
    if (!state.layerWMS) {
      const _l = state.map?.getLayers().getArray().filter(v => v.get('__layerName') === __flag)
      if (_l?.length > 0) {
        _l.forEach(v => {
          state.map.removeLayer(v)
        })
      }
      const _tileWMS = new source.TileWMS({
        url: `/geoserver-api/geoserver/redis/wms`,
        params: {
          'FORMAT': 'image/png8',
          'VERSION': '1.1.1',
          LAYERS: 'redis:geo_fusion_ship',
          "exceptions": 'application/vnd.ogc.se_inimage',
          // CQL_FILTER: CQL,
          refresh: new Date().getTime()
        }
      })
      state.layerWMS = new layer.Tile({
        source: _tileWMS,
        zIndex: 3333,
        __layerName: __flag,
      })
      state.map.addLayer(state.layerWMS)
    }
  }
  const getBBOX = () => {
    return `BBOX(location, ${state.map.getView().calculateExtent(state.map.getSize()).join(',')})`;
  };
  const getWSParams = () => {
    const param = {
      cql: '',
      realCql: '',
      userId: "18889231165"
    }
    let idCql = ''
    if (state.trackMap.size > 0) {
      let arr = []
      state.trackMap.forEach((v, k) => {
        arr.push(`'${k}'`)
      })
      idCql = `mergeTarget in (${arr.join(',')})`
    }
    if (zoomWMS.value) {
      param.cql = idCql
    } else {
      param.cql = getBBOX()
      param.realCql = idCql
    }
    return JSON.stringify(param)
  }
  const initWebSocket = () => {
    if (!state.ws.instance) {
      state.ws.instance = new WebSocket(`ws://${location.host}/rh-ws-api/webSocket`)
      state.ws.instance.onopen = (e) => {
        state.ws.instance.send(getWSParams())
      }
      state.ws.instance.onmessage = (e) => {
        try {
          const json = JSON.parse(e.data)
          const shipData = json.data
          initShip(shipData)
        } catch (e) {
        }
      }
    } else {
      if (state.ws.instance.readyState == 1) {
        state.ws.instance.send(getWSParams())
      }
    }
  }
  const initShip = (data) => {
    if (!state.ws.layerShip) {
      state.ws.layerShip = new layer.Vector({
        zIndex: 4444,
        style: (f) => {
          return MapStyle.ShipNormalStyle({
            course: f.get('_course'),
            speed: f.get('_speed'),
            head: f.get('_head'),
            mergeType: f.get('_mergeType'),
            color: state.trackMap.get(f.get('_id'))?.color
          })
        }
      })
      state.map.addLayer(state.ws.layerShip)
    }
    //  动态拼接数据的唯一标识DATA，不可修改
    const features = data.map(v => {
      try {
        const feat: any = new format.WKT().readFeature(`POINT(${v.targetLongitude} ${v.targetLatitude})`)
        feat.set('_course', v.targetCourse || 0)
        feat.set('_speed', v.targetSpeed || 0)
        feat.set('_head', v.targetHeading)
        feat.set('_mergeType', v.mergeType)
        feat.set('_id', v.mergeTarget)
        feat.set('_trackId', v.mergeId)
        feat.set('_data', v)
        feat.set('_featureType', 'ship')
        // 实时轨迹
        const t = state.trackMap.get(feat.get('_id'))
        if (t && t.trackId !== feat.get('_trackId')) {
          t.real.push(feat.get('_data'))
          t.trackId = feat.get('_trackId')
          t.data = feat.get('_data')
          t.refreshTrackStyle()
        }
        return feat
      } catch (e) {
        console.log(e)
      }
    })
    const vectorSource = new source.Vector({
      features: features,
      wrapX: false
    });
    state.ws.layerShip.setSource(vectorSource)
  }
  return {
    ...toRefs(state),
    initMap,
  }
})