<template>
  <div class="dv-border-box-4" :ref="ref">
    <svg :class="`dv-border-svg-container ${reverse && 'dv-reverse'}`" :width="width" :height="height">
      <polygon :fill="backgroundColor" :points="`
        ${width - 15}, 22 170, 22 150, 7 40, 7 28, 21 32, 24
        16, 42 16, ${height - 32} 41, ${height - 7} ${width - 15}, ${height - 7}
      `" />

      <polyline class="dv-bb4-line-1"
        :stroke="mergedColor[0]"
        :points="`145, ${height - 5} 40, ${height - 5} 10, ${height - 35}
          10, 40 40, 5 150, 5 170, 20 ${width - 15}, 20`"
      />
      <polyline
        :stroke="mergedColor[1]"
        class="dv-bb4-line-2" :points="`245, ${height - 1} 36, ${height - 1} 14, ${height - 23}
          14, ${height - 100}`"
      />

      <polyline class="dv-bb4-line-3" :stroke="mergedColor[0]" :points="`7, ${height - 40} 7, ${height - 75}`" />
      <polyline class="dv-bb4-line-4" :stroke="mergedColor[0]" :points="`28, 24 13, 41 13, 64`" />
      <polyline class="dv-bb4-line-5" :stroke="mergedColor[0]" :points="`5, 45 5, 140`" />
      <polyline class="dv-bb4-line-6" :stroke="mergedColor[1]" :points="`14, 75 14, 180`" />
      <polyline class="dv-bb4-line-7" :stroke="mergedColor[1]" :points="`55, 11 147, 11 167, 26 250, 26`" />
      <polyline class="dv-bb4-line-8" :stroke="mergedColor[1]" :points="`158, 5 173, 16`" />
      <polyline class="dv-bb4-line-9" :stroke="mergedColor[0]" :points="`200, 17 ${width - 10}, 17`" />
      <polyline class="dv-bb4-line-10" :stroke="mergedColor[1]" :points="`385, 17 ${width - 10}, 17`" />
    </svg>

    <div class="border-box-content">
      <slot></slot>
    </div>
  </div>
</template>

<script>
import autoResize from '../../../mixin/autoResize'

import { deepMerge } from '@jiaminghi/charts/lib/util/index'

import { deepClone } from '@jiaminghi/c-render/lib/plugin/util'

export default {
  name: 'DvBorderBox4',
  mixins: [autoResize],
  props: {
    color: {
      type: Array,
      default: () => ([])
    },
    reverse: {
      type: Boolean,
      default: false
    },
    backgroundColor: {
      type: String,
      default: 'transparent'
    }
  },
  data () {
    return {
      ref: 'border-box-4',

      defaultColor: ['red', 'rgba(0,0,255,0.8)'],

      mergedColor: []
    }
  },
  watch: {
    color () {
      const { mergeColor } = this

      mergeColor()
    }
  },
  methods: {
    mergeColor () {
      const { color, defaultColor } = this

      this.mergedColor = deepMerge(deepClone(defaultColor, true), color || [])
    }
  },
  mounted () {
    const { mergeColor } = this

    mergeColor()
  }
}
</script>

<style lang="less">
.dv-border-box-4 {
  position: relative;
  width: 100%;
  height: 100%;

  .dv-reverse {
    transform: rotate(180deg);
  }

  .dv-border-svg-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;

    & > polyline {
      fill: none;
    }
  }

  .sw1 {
    stroke-width: 1;
  }

  .sw3 {
    stroke-width: 3px;
    stroke-linecap: round;
  }

  .dv-bb4-line-1 {
    .sw1;
  }

  .dv-bb4-line-2 {
    .sw1;
  }

  .dv-bb4-line-3 {
    .sw3;
  }

  .dv-bb4-line-4 {
    .sw3;
  }

  .dv-bb4-line-5 {
    .sw1;
  }

  .dv-bb4-line-6 {
    .sw1;
  }

  .dv-bb4-line-7 {
    .sw1;
  }

  .dv-bb4-line-8 {
    .sw3;
  }

  .dv-bb4-line-9 {
    .sw3;
    stroke-dasharray: 100 250;
  }

  .dv-bb4-line-10 {
    .sw1;
    stroke-dasharray: 80 270;
  }

  .border-box-content {
    position: relative;
    width: 100%;
    height: 100%;
  }
}
</style>
