import { computed, defineComponent, onBeforeUnmount, onMounted, reactive, ref } from 'vue'
import styles from './index.module.less'
import CircleProgress from './component/CircleProgress'
import iconBackup from './image/icon-backup.png'
import iconEnsemble from './image/icon-ensemble.png'

import * as echarts from 'echarts'
import { listenerMessage, postMessage, removeListenerMessage } from '@/helpers/native-message'

type EChartsOption = echarts.EChartsOption
interface ISubjectItem {
  /** 声部名称 */
  subjectName: string
  /**达标率 */
  practiceRate: number
  /** 达标人数 */
  passNum: number
  /** 未达标人数 */
  noPassNum: number
  /** 非会员 */
  noMemberNum: number
}
const symbolData: any = {
  type: 'line',
  symbol: 'circle',
  symbolSize: 6,
  triggerLineEvent: true,
  stack: 'Total'
}
export default defineComponent({
  name: 'subject-echarts',
  setup() {
    const activeData = reactive({
      index: -1,
      sum: {
        /**达标率 */
        practiceRate: 0,
        /**达标人数 */
        passNum: 0,
        /**未达标人数 */
        noPassNum: 0,
        /**未会员 */
        noMemberNum: 0
      },
      practiceThisWeeks: [] as ISubjectItem[],
      colors: [
        {
          color: '#FF8057',
          borderColor: 'rgba(255,128,87,0.5)',
          text: '达标率',
          select: true
        },
        {
          color: '#2FC58D',
          borderColor: 'rgba(47,197,141,0.5)',
          text: '达标',
          select: true
        },
        {
          color: '#4A99FF',
          borderColor: 'rgba(74,153,255,0.5)',
          text: '未达标',
          select: true
        },
        {
          color: '#9884BA',
          borderColor: 'rgba(152,132,186,0.5)',
          text: '非会员',
          select: true
        }
      ]
    })
    const subjects = computed(() => {
      return activeData.practiceThisWeeks.map((n) => n.subjectName)
    })
    let myChart: echarts.ECharts
    const handleInit = (data: any) => {
      const { content } = data
      if (!content) return
      if (myChart){
        myChart.clear()
      }
      activeData.sum = content.sum || {}
      activeData.practiceThisWeeks =
        content.practiceThisWeeks
        // .concat(
        //   ...[
        //     {
        //       memberNum: 1,
        //       noMemberNum: 10,
        //       noPassNum: 12,
        //       passNum: 30,
        //       practiceRate: 20,
        //       subjectName: '单簧管',
        //       trainingNum: 0
        //     },
        //     {
        //       memberNum: 1,
        //       noMemberNum: 20,
        //       noPassNum: 31,
        //       passNum: 10,
        //       practiceRate: 30,
        //       subjectName: '萨克斯',
        //       trainingNum: 0
        //     },
        //     {
        //       memberNum: 1,
        //       noMemberNum: 10,
        //       noPassNum: 16,
        //       passNum: 40,
        //       practiceRate: 20,
        //       subjectName: '小号',
        //       trainingNum: 0
        //     },
        //     {
        //       memberNum: 1,
        //       noMemberNum: 10,
        //       noPassNum: 16,
        //       passNum: 40,
        //       practiceRate: 20,
        //       subjectName: '小号',
        //       trainingNum: 0
        //     }
        //   ]
        // ) 
        || []
      const chartDom = document.getElementById('subjectEcharts')!
      myChart = echarts.init(chartDom)
      const option: EChartsOption = {
        tooltip: {
          trigger: 'axis',
          showContent: false,
          axisPointer: {
            type: 'line',
            lineStyle: {
              width: 40,
              opacity: 0.5,
              cap: 'square'
            }
          }
        },
        grid: {
          left: 5,
          top: 5,
          right: 5,
          bottom: 5,
          containLabel: true
        },
        legend: {
          type: 'scroll',
          right: 12,
          itemGap: 0,
          itemWidth: 2,
          itemStyle: {
            opacity: 0
          },
          lineStyle: {
            width: 0,
            opacity: 0
          },
          textStyle: {
            opacity: 0
          }
        },
        xAxis: {
          type: 'category',
          axisLabel: {
            interval: 0,
            color: '#333',
            fontSize: 9
          },
          axisTick: {
            show: false
          },
          boundaryGap: false,
          data: subjects.value
        },
        yAxis: [
          {
            type: 'value',
            position: 'left',
            axisLine: {
              show: true,
              lineStyle: {
                color: '#999'
              }
            },
            axisLabel: {
              formatter: '{value}'
            }
          },
          {
            type: 'value',
            position: 'right',
            axisLine: {
              show: true,
              lineStyle: {
                color: '#999'
              }
            },
            axisLabel: {
              formatter: '{value} %'
            }
          }
        ],
        series: ['practiceRate', 'passNum', 'noPassNum', 'noMemberNum'].map(
          (key: string, index: number) => {
            return {
              name: activeData.colors[index].text,
              color: activeData.colors[index].color,
              ...symbolData,
              yAxisIndex: index === 0 ? 1 : 0,
              data: activeData.practiceThisWeeks.map((n) => n[key])
            }
          }
        )
      }

      option && myChart.setOption(option)
      myChart.on('highlight', function (params: any) {
        console.log("🚀 ~ params:", params)
        activeData.index = params.batch[0].dataIndex
      })
      // console.log('🚀 ~ myChart:', myChart)
    }
    const handleAction = (index: number) => {
      activeData.index = index
      myChart?.dispatchAction({
        type: 'showTip',
        seriesIndex: 0,
        dataIndex: index
      })
    }
    const changeLegend = (item: any) => {
      myChart?.dispatchAction({
        type: item.select ? 'legendUnSelect' : 'legendSelect',
        // 图例名称
        name: item.text
      })
      item.select = !item.select
    }
    onMounted(() => {
      // handleInit({ content: { practiceThisWeeks: [], sum: {} } })
      listenerMessage('setAccomanyEcharts', handleInit)
      postMessage({
        api: 'setAccomanyEcharts'
      })
    })
    onBeforeUnmount(() => {
      removeListenerMessage('setAccomanyEcharts', handleInit)
    })
    return () => (
      <div class={styles.subjectEcharts}>
        <div class={[styles.container, styles.ensemble]}>
          <div class={styles.head}>
            <div class={styles.headLeft} onClick={() => handleInit({ content: { practiceThisWeeks: [], sum: {} } })}>
              <img class={styles.icon} src={iconEnsemble} />
              <div>总体情况</div>
            </div>
          </div>

          <div class={styles.content}>
            <CircleProgress
              value={activeData.sum.practiceRate}
              size={80}
              color="#FF8057"
              strokeWidth={6}
              duration={3000}
            />
            <div class={styles.items}>
              <div class={styles.item}>
                <div class={styles.itemNum}>
                  <span class={styles.rect}></span>
                  <span style={{ color: '#FF8057' }}>{activeData.sum.passNum}</span>
                </div>
                <div class={styles.itemTitle}>达标人数</div>
              </div>
              <div class={[styles.item, styles.line]}>
                <div class={styles.itemNum}>
                  <span class={styles.rect} style={{ background: '#FFE7DF' }}></span>
                  <span>{activeData.sum.noPassNum}</span>
                </div>
                <div class={styles.itemTitle}>未达标人数</div>
              </div>
              <div class={styles.item}>
                <div class={styles.itemNum}>
                  <span>{activeData.sum.noMemberNum}</span>
                </div>
                <div class={styles.itemTitle}>非会员人数</div>
              </div>
            </div>
          </div>
        </div>

        <div class={[styles.container, styles.ensemble]}>
          <div class={styles.head}>
            <div class={styles.headLeft}>
              <img class={styles.icon} src={iconBackup} />
              <div>声部情况</div>
            </div>
            <div class={styles.headRight}>
              {activeData.colors.map((c) => (
                <div
                  style={
                    c.select
                      ? { color: '#fff', borderColor: c.color, backgroundColor: c.color }
                      : { color: c.color, borderColor: c.borderColor }
                  }
                  onClick={() => changeLegend(c)}
                >
                  {c.text}
                </div>
              ))}
            </div>
          </div>

          <div id="subjectEcharts" class={styles.echartsMain}></div>
          {!activeData.practiceThisWeeks.length && <div class={styles.emtry}>暂无练习记录</div>}
        </div>

        <div class={[styles.container, styles.subjectWrap]}>
          {activeData.practiceThisWeeks.map((item, index: number) => (
            <div
              class={[styles.listItem, index === activeData.index ? styles.listItemActive : '']}
              onClick={() => handleAction(index)}
            >
              <div class={styles.dot}></div>
              <div class={styles.itemLeft}>
                <div class={styles.subjectName}>{item.subjectName}</div>
                <div class={styles.subjectType}>声部</div>
              </div>
              <div class={styles.listitems}>
                {activeData.colors.map((c, index: number) => {
                  return (
                    <div class={styles.item}>
                      <div class={styles.itemNum}>
                        <span style={{ color: c.color }}>{item.practiceRate}</span>
                      </div>
                      <div class={styles.itemTitle}>
                        {c.text}
                        {index === 0 ? '' : '人数'}
                      </div>
                    </div>
                  )
                })}
              </div>
            </div>
          ))}
        </div>
      </div>
    )
  }
})