<template>
  <moduleEnclosure title="近30日订单金额趋势">
    <div class="all-container">
      <div id="orderEcharts2" style="width: 100%; height: 100%"></div>
    </div>
  </moduleEnclosure>
</template>

<script>
import * as echarts from 'echarts';
import moduleEnclosure from '@/components/moduleEnclosure.vue';
import { getOrderTrend } from '@/api/bigView.js';
import { csize } from '@/utils/const.js';

export default {
  components: {
    moduleEnclosure,
  },

  data() {
    return {
      
    };
  },

  async mounted() {
    getOrderTrend().then(res => {
      this.initEcharts(res.data);
    })
  },

  beforeUnmount() {
    
  },

  methods: {
    getDate() {
      const today = new Date();
      const dates = [];
      
      for (let i = 0; i < 30; i++) {
        const d = new Date();
        d.setDate(today.getDate() - i);
        dates.unshift(d.toISOString().split('T')[0].slice(5, 11));
      }
      
      return dates;
    },

    initEcharts(data) {
      var chartDom = document.getElementById('orderEcharts2');
      var myChart = echarts.init(chartDom);
      var option;

      option = {
        title: {
          text: ''
        },
        tooltip: {
          confine: true,
          trigger: 'axis',
          transitionDuration: 0,
          backgroundColor: '#092a66',
          borderColor: '#0462b5',
          borderRadius: 8,
          borderWidth: 2,
          padding: [5, 10],
          axisPointer: {
            type: 'line',
            lineStyle: {
              type: 'dashed',
              color: '#8AB1DC',
            },
          },
          textStyle: {
            color: '#ffffff'
          }
        },
        legend: {
          icon: 'circle',
          itemWidth: 8,
          itemHeight: 8,
          itemGap: 10,
          top: '16',
          right: '10',
          textStyle: {
            color: '#A9BBCC'
          },
          data: ['新增销售金额', '新增辅材金额', '新增配件金额', '新增增值金额'],
          
        },
        grid: {
          x: csize(40),
          y: csize(40),
          x2: csize(20),
          y2: csize(20),
        },
        toolbox: {
          // feature: {
          //   saveAsImage: {}
          // }
        },
        xAxis: {
          type: 'category',
          boundaryGap: false,
          axisLabel: {
            fontSize: csize(12),
          },
          axisLine: {
            lineStyle: {
              color: '#8AB1DC', // x轴文字颜色
            }
          },
          splitLine: {
            show: true,
            lineStyle: {
              color: '#364D95', // x轴辅助线颜色
            }
          },
          data: this.getDate()
        },
        yAxis: {
          type: 'value',
          name: "（元）",
          nameTextStyle: {
            color: "#aaa",
            nameLocation: "start",
            align: 'right'
          },
          axisLabel: {
            fontSize: csize(12),
          },
          axisLine: {
            lineStyle: {
              color: '#8AB1DC', // y轴文字颜色
            }
          },
          splitLine: {
            show: true,
            lineStyle: {
              color: '#364D95', // y轴辅助线颜色
            }
          }
        },
        series: [
          {
            name: '新增销售金额',
            type: 'line',
            stack: 'Total',
            itemStyle: {
              normal: {
                color: '#FDFE02',
              },
            },
            data: data.map(o => o.sxddje)
          },
          {
            name: '新增辅材金额',
            type: 'line',
            stack: 'Total',
            itemStyle: {
              normal: {
                color: '#44E28F',
              },
            },
            data: data.map(o => o.fcddje)
          },
          {
            name: '新增配件金额',
            type: 'line',
            stack: 'Total',
            itemStyle: {
              normal: {
                color: '#41C5E2',
              },
            },
            data: data.map(o => o.pjddje)
          },
          {
            name: '新增增值金额',
            type: 'line',
            stack: 'Total',
            itemStyle: {
              normal: {
                color: '#D73A79',
              },
            },
            data: data.map(o => o.zzddje)
          }
        ]
      };

      option && myChart.setOption(option);
    }
  },
};
</script>

<style scoped lang="scss">
.all-container {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding-top: 16px;
}
</style>
