DSDSWeb/src/views/statistics/ShipStatistics.vue

<template>
  <div class="statistics">
    <div class="banner">
      <el-dropdown @command="handleCommand">
        <span class="titles">{{ currentTitle }}<i class="el-icon-arrow-down el-icon--right" /></span>
        <el-dropdown-menu slot="dropdown">
          <el-dropdown-item command="全部科考船">全部科考船</el-dropdown-item>
          <el-dropdown-item
            v-for="item in titles"
            :key="item.tsy_id"
            :command="item.report_name"
          >
            {{ item.report_name }}
          </el-dropdown-item>
        </el-dropdown-menu>
      </el-dropdown>
      <div class="numbers">
        <div v-for="(item, index) in numbers" :key="index" class="item">
          <div class="value">{{ item.value }}<span class="unit">{{ item.unit }}</span></div>
          <div class="label">{{ item.label }}</div>
        </div>
      </div>
    </div>
    <!-- 地图板块-->
    <div class="map-module">
      <div class="bezel">
        <div class="map-title">参航单位</div>
        <baidu-map
          :center="baiduCenter"
          :zoom="baiduZoom"
          :scroll-wheel-zoom="true"
          map-type="BMAP_SATELLITE_MAP"
          style="width: 100%; height: 100%"
        >
          <bm-marker
            v-for="(item, index) in baiduMarker"
            :key="index"
            :position="item.position"
            :dragging="true"
            :icon="item.icon"
            @click="tapBaidu(item, index)"
          >
            <bm-label
              :content="item.content"
              :offset="item.offset"
            />
          </bm-marker>
        </baidu-map>
      </div>
      <div class="bezel">
        <div class="map-title">航次地图</div>
        <el-date-picker
          v-model="voyageYear"
          type="year"
          size="mini"
          placeholder="选择年"
          class="map-year"
          format="yyyy"
          @change="selectVoyageYear"
        />
        <div id="cesiumContainer" ref="cesiumContainer" style="height: 100%;width:100%;" />
      </div>
    </div>
    <!-- echarts板块-->
    <div class="echarts-module">
      <div class="bezel">
        <BarChart
          :title="barData1.title"
          :chart-data="barData1.salesData"
          :categories="barData1.productCategories"
          chart-type="single"
        />
      </div>
      <div class="bezel">
        <BarChart
          :title="barData2.title"
          :chart-data="barData2.salesData"
          :categories="barData2.productCategories"
          chart-type="stacked"
          stack-name="新增单位数"
        />
      </div>
      <div class="bezel">
        <BarChart
          :title="barData3.title"
          :chart-data="barData3.salesData"
          :categories="barData3.productCategories"
        />
      </div>
      <div class="bezel">
        <BarChart
          :title="barData4.title"
          :chart-data="barData4.salesData"
          :categories="barData4.productCategories"
        />
      </div>
      <div class="bezel">
        <PieChart
          :chart-data="pieData"
          title="参航单位类型"
          chart-type="ring"
        />
      </div>
    </div>
  </div>
</template>

<script>
import BarChart from './components/BarChart.vue'
import PieChart from './components/PieChart.vue'
import { setImageryViewModels } from '../../utils/common'
import { reportList, shipTotal, shipUnit, shipUnitYear, shipVoyage } from '../../api/statistics'
import { getYearRange, filterDictItems } from '../../utils/index'
const Cesium = window.Cesium

export default {
  components: {
    BarChart,
    PieChart
  },
  data() {
    return {
      currentTitle: '全部科考船',
      titles: [],
      numbers: [
        {
          label: '航次',
          value: '',
          unit: '次'
        },
        {
          label: '航次天数',
          value: '',
          unit: '天'
        },
        {
          label: '参航单位',
          value: '',
          unit: '家'
        },
        {
          label: '数据样品个数',
          value: '',
          unit: '个'
        },
        {
          label: '累计里程',
          value: '',
          unit: 'KM'
        }
      ],
      baiduCenter: { lng: 114.4040, lat: 30.5196 },
      baiduZoom: 5,
      baiduMarker: [],
      activeMarkerIndex: -1, // 当前激活的标记点索引
      viewer: null,
      // 地图图层基础地址
      CesiumHostAddr: `${window.location.protocol}//${window.location.hostname}:${window.location.port}/`,
      trackLineLayers: [],
      voyageYear: '',
      barData1: {},
      barData2: {},
      barData3: {},
      barData4: {},
      pieData: []
    }
  },
  created() {
    this.getTypeList()
    this.getShipList()
    this.getShipUnit()
    this.gitShipVoyage()
    this.gitShipUnitYear()
    this.getChartBar({ year: '2025' })
  },
  mounted() {
    this.imageryViewModels = setImageryViewModels(this.CesiumHostAddr)
    this.initCesium()
  },
  methods: {
    // 科考船数据
    getTypeList() {
      reportList().then(res => {
        this.titles = filterDictItems(res.array, '科考船')
      })
    },
    // 选择科考船
    handleCommand(command) {
      this.currentTitle = command
      this.removeSingleLineImg()
      if (command === '全部科考船') {
        this.getShipList()
        this.gitShipVoyage()
        this.gitShipUnitYear()
        this.getChartBar({ year: '2025' })
      } else {
        this.getShipList({ ship_name: command })
        this.gitShipVoyage({ ship_name: command })
        this.gitShipUnitYear({ ship_name: command })
        this.getChartBar({ year: '2025', ship_name: command })
      }
    },
    // 汇总统计数据
    getShipList(params = {}) {
      shipTotal(params).then(res => {
        const obj = res.array[0]
        this.numbers[0].value = obj.member_total
        this.numbers[1].value = obj.days_total
        this.numbers[2].value = obj.unit_total
        this.numbers[3].value = obj.dataset_total
        this.numbers[4].value = obj.mileage_total
      })
    },
    // 参航单位统计
    getShipUnit() {
      shipUnit().then(res => {
        this.baiduMarker = res.array.map(item => {
          return {
            position: {
              lng: item.unit_lon,
              lat: item.unit_lat
            },
            content: item.unit_name,
            offset: { width: 16, height: 32 },
            icon: {
              url: 'data:image/png;base64,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',
              size: { width: 32, height: 32 }
            }
          }
        })
        const typeCount = res.array.reduce((acc, unit) => {
          const type = unit.unit_type
          acc[type] = (acc[type] || 0) + 1 // 如果类型已存在则计数+1，否则初始化为1
          return acc
        }, {})
        this.pieData = Object.entries(typeCount).map(([type, count]) => ({
          name: type,
          value: count
        }))
      })
    },
    // 航次统计
    gitShipVoyage(params = {}) {
      shipVoyage(params).then(res => {
        // 添加轨迹图层
        res.array.forEach(item => {
          this.addSingleLineImg(item)
        })
      })
    },
    tapBaidu(item, index) {
      console.log(item)
      // 重置所有标记点为普通图标
      this.baiduMarker.forEach(marker => {
        marker.icon.url = 'data:image/png;base64,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'
        marker.icon.size = { width: 32, height: 32 }
        marker.offset = { width: 16, height: 32 }
      })
      // 设置当前点击的标记点为高亮图标
      this.baiduMarker[index].icon.url = 'data:image/png;base64,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'
      this.baiduMarker[index].icon.size = { width: 48, height: 48 } // 高亮时稍大一些
      this.baiduMarker[index].offset = { width: 24, height: 48 } // 高亮时稍大一些
      // 记录当前激活的标记点索引
      this.activeMarkerIndex = index
    },
    // 初始化cesium
    initCesium() {
      Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJkY2Y5NWY2Ni1mODQ1LTQ3YTUtYjc4Zi1jYzhjMGI2YzcxMWYiLCJpZCI6MTI5ODMwLCJpYXQiOjE2Nzk0Njk5NTd9.DTH54ioOH-HLqeNIetBe9hFyrPOX2Vp1AQmZzw8TIZ4'
      this.viewer = new Cesium.Viewer('cesiumContainer', {
        sceneMode: Cesium.SceneMode.SCENE2D,
        shadows: false,
        timeline: false,
        baseLayerPicker: false,
        // 设置自定义底图
        imageryProviderViewModels: this.imageryViewModels,
        // 关闭默认的地形底图
        terrainProviderViewModels: [],
        fullscreenButton: false,
        selectionIndicator: false,
        homeButton: false,
        sceneModePicker: false,
        animation: false,
        infoBox: false,
        geocoder: false,
        navigationHelpButton: false
      })
      this.viewer._cesiumWidget._creditContainer.style.display = 'none'
      this.viewer.scene.sun.show = false
      this.viewer.scene.moon.show = false
      this.viewer.scene.fog.enabled = false
      this.viewer.scene.skyAtmosphere.show = false
      this.viewer.scene.sun.show = false
      this.viewer.scene.skyBox.show = false
      this.viewer.scene.globe.enableLighting = false
      this.viewer.shadowMap.darkness = 0.8
      this.viewer.scene._sunBloom = false
      this.viewer.scene.globe.showGroundAtmosphere = false
      this.viewer.scene.postProcessStages.fxaa.enabled = true

      this.viewer.camera.setView({
        // 指定相机初始位置
        destination: Cesium.Cartesian3.fromDegrees(112, 18, 4000000)
      });

    },
    // 添加轨迹图层
    addSingleLineImg(item) {
      const trackLine = new Cesium.WebMapTileServiceImageryProvider(
        {
          url: `${this.CesiumHostAddr}geoserver/gwc/service/wmts/rest/dsds:${item.voyage_name}/{TileMatrixSet}/{TileMatrixSet}:{TileMatrix}/{TileRow}/{TileCol}?format=image/png`,
          layer: `dsds:${item.voyage_name}`,
          style: 'default',
          format: 'image/png',
          tileMatrixSetID: 'EPSG:4326',
          tilingScheme: new Cesium.GeographicTilingScheme()
        }
      )
      const trackLineLayer = this.viewer.imageryLayers.addImageryProvider(trackLine)
      this.trackLineLayers.push(trackLineLayer)
    },
    // 移除轨迹图层
    removeSingleLineImg() {
      if (this.trackLineLayers.length) {
        this.trackLineLayers.forEach(line => {
          this.viewer.imageryLayers.remove(line)
        })
      }
    },
    // 选择航次地图年份
    selectVoyageYear(val) {
      const shipName = this.currentTitle === '全部科考船' ? '' : this.currentTitle
      if (val) {
        this.removeSingleLineImg()
        const params = getYearRange(val)
        this.gitShipVoyage({ ...params, ship_name: shipName })
      } else {
        this.gitShipVoyage({ ship_name: shipName })
      }
    },
    // 参航单位年度
    gitShipUnitYear(params = {}) {
      shipUnitYear(params).then(res => {
        const originalData = res.array
        const sortedData = originalData.sort((a, b) => a.voyage_year - b.voyage_year)
        this.barData2 = {
          title: '年度参航单位',
          salesData: [
            {
              name: '参航单位',
              data: sortedData.map(item => item.unit_total),
              stack: '新增单位数'
            },
            {
              name: '新增单位',
              data: sortedData.map(item => item.year_unit_total),
              stack: '新增单位数'
            }
          ],
          productCategories: sortedData.map(item => item.voyage_year.toString())
        }
      })
    },
    // 柱状图数据
    getChartBar(params) {
      shipTotal(params).then(res => {
        const originalData = res.array
        const sortedData = originalData.sort((a, b) => a.year - b.year)
        this.barData1 = {
          title: '年度航次数',
          salesData: sortedData.map(item => item.member_total),
          productCategories: sortedData.map(item => item.year.toString())
        }
        this.barData3 = {
          title: '样品集个数',
          salesData: sortedData.map(item => item.dataset_total),
          productCategories: sortedData.map(item => item.year.toString())
        }
        this.barData4 = {
          title: '里程数',
          salesData: sortedData.map(item => item.mileage_total),
          productCategories: sortedData.map(item => item.year.toString())
        }
      })
    }
  }
}
</script>

<style scoped lang="scss">
.statistics {
  background-color: #ebf1f7;

  .banner {
    background-image: url(../../../static/images/bannerny1.jpg);
    width: 100%;
    height: 480px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;

    .titles {
      margin-bottom: 40px;
      font-size: 56px;
      color: #fff;
      font-weight: bold;
      cursor: pointer;
    }

    .numbers {
      display: flex;
      justify-content: space-between;
      gap: 80px;

      .item {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        .value {
          font-size: 56px;
          font-weight: bold;
          .unit {
            font-size: 26px;
          }
        }
        .label {
          font-size: 18px;
        }
      }
    }
  }
  .map-module {
    padding: 50px 50px;
    display: flex;
    justify-content: space-between;
    gap: 50px;
    .bezel {
      flex: 1;
      width: 100%;
      height: 520px;
      border-radius: 10px;
      overflow: hidden;
      border: 1px solid #ccc;
      position: relative;

      .map-title {
        position: absolute;
        top: 20px;
        left: 20px;
        color: white;
        z-index: 8888;
        font-size: 22px;
      }
      .map-year {
        position: absolute;
        top: 20px;
        right: 20px;
        color: white;
        z-index: 8888;
        width: 100px;
      }
    }
  }
  .echarts-module {
    padding: 0 50px 50px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    grid-auto-rows: 300px;

    .bezel {
      width: 100%;
      height: 100%;
      border-radius: 10px;
      overflow: hidden;
      border: 1px solid #ccc;
      position: relative;

      .map-title {
        position: absolute;
        top: 20px;
        left: 20px;
        color: white;
        z-index: 8888;
        font-size: 22px;
      }
    }
  }
}
</style>

<style>
/* 隐藏百度地图Logo和版权信息 */
.anchorBL {
  display: none !important;
}
.BMap_cpyCtrl {
  display: none !important;
}
.el-icon-arrow-down {
  font-size: 12px
}
</style>