fjhx-cloud-saas-vue/packages/WidgetFormGroup.vue

<template>
  <div>
    <h4 class="widget-form-group__head" v-show="column.label">
      <i :class="column.icon" v-show="column.icon" style="margin-right: 10px"></i>{{ column.label }}
    </h4>
    <draggable
      class="widget-form-group__body"
      :list="column.children.column"
      :group="{ name: 'form' }"
      ghost-class="ghost"
      :animation="200"
      @add="handleWidgetGroupAdd($event, column)"
      @end="$emit('change')"
    >
      <template v-for="(item, groupIndex) in column.children.column">
        <div
          class="widget-form-table"
          v-if="item.type == 'dynamic'"
          :key="groupIndex"
          :class="{ active: selectWidget.prop == item.prop }"
          @click.stop="handleWidgetTableSelect(item)"
        >
          <widget-form-table
            :data="column.children"
            :column="item"
            :index="groupIndex"
            :select.sync="selectWidget"
            @change="$emit('change')"
          ></widget-form-table>
        </div>
        <el-col v-else :key="groupIndex" :md="item.span || 12" :xs="24" :offset="item.offset || 0">
          <el-form-item
            class="widget-form-group__item"
            :label="item.label"
            :prop="item.prop"
            :class="{ active: selectWidget.prop == item.prop, required: item.required }"
            @click.native.stop="handleWidgetTableSelect(item)"
          >
            <widget-form-item :item="item" :params="column.params"></widget-form-item>
            <el-button
              title="删除"
              @click.stop="handleWidgetTableDelete(column, groupIndex)"
              class="widget-form-group__item--delete"
              v-if="selectWidget.prop == item.prop"
              circle
              plain
              type="danger"
            >
              <i class="iconfont icon-delete"></i>
            </el-button>
            <el-button
              title="复制"
              @click.stop="handleWidgetTableClone(column, item)"
              class="widget-form-group__item--clone"
              v-if="selectWidget.prop == item.prop"
              circle
              plain
              type="primary"
            >
              <i class="iconfont icon-copy"></i>
            </el-button>
          </el-form-item>
        </el-col>
      </template>
    </draggable>
    <el-button
      title="删除"
      @click.stop="handleWidgetDelete(index)"
      class="widget-action-delete"
      v-if="selectWidget.prop == column.prop"
      circle
      plain
      size="small"
      type="danger"
    >
      <i class="iconfont icon-delete"></i>
    </el-button>
    <el-button
      title="清空"
      @click.stop="handleWidgetClear(index)"
      class="widget-action-clear"
      v-if="selectWidget.prop == column.prop"
      circle
      plain
      size="small"
      type="warning"
    >
      <i class="iconfont icon-clear"></i>
    </el-button>
    <el-button
      title="复制"
      @click.stop="handleWidgetCloneTable(index)"
      class="widget-action-clone"
      v-if="selectWidget.prop == column.prop"
      circle
      plain
      size="small"
      type="primary"
    >
      <i class="iconfont icon-copy"></i>
    </el-button>
  </div>
</template>
<script>
import WidgetFormItem from './WidgetFormItem'
import WidgetFormTable from './WidgetFormTable'
import draggable from 'vuedraggable'

export default {
  name: 'widget-form-group',
  props: ['data', 'column', 'select', 'index'],
  components: { WidgetFormItem, WidgetFormTable, draggable },
  data() {
    return {
      selectWidget: this.select,
    }
  },
  methods: {
    handleSelectWidget(index) {
      this.selectWidget = this.data.column[index]
    },
    handleWidgetClear(index) {
      this.data.column[index].children.column = []
      this.selectWidget = this.data.column[index]

      this.$emit('change')
    },
    handleWidgetDelete(index) {
      if (this.data.column.length - 1 === index) {
        if (index === 0) this.selectWidget = {}
        else this.handleSelectWidget(index - 1)
      } else this.handleSelectWidget(index + 1)

      this.$nextTick(() => {
        this.data.column.splice(index, 1)
        this.$emit('change')
      })
    },
    handleWidgetCloneTable(index) {
      let cloneData = this.deepClone(this.data.column[index])
      cloneData.prop = 'a' + Date.now() + Math.ceil(Math.random() * 99999)
      cloneData.children.column.forEach((t) => {
        t.prop = 'a' + Date.now() + Math.ceil(Math.random() * 99999)
      })
      this.data.column.splice(index, 0, cloneData)
      this.$nextTick(() => {
        this.handleSelectWidget(index + 1)
        this.$emit('change')
      })
    },
    handleWidgetTableSelect(data) {
      this.selectWidget = data
    },
    handleWidgetTableClone(column, item) {
      const data = this.deepClone(item)
      data.prop = 'a' + Date.now() + Math.ceil(Math.random() * 99999)
      this.$set(column.children.column, column.children.column.length, { ...data })
      this.$nextTick(() => {
        this.selectWidget = column.children.column[column.children.column.length - 1]
        this.$emit('change')
      })
    },
    handleWidgetTableDelete(column, index) {
      if (column.children.column.length - 1 == index) {
        if (index == 0) this.selectWidget = column
        else this.selectWidget = column.children.column[index - 1]
      } else this.selectWidget = column.children.column[index + 1]
      this.$nextTick(() => {
        column.children.column.splice(index, 1)
        this.$emit('change')
      })
    },
    handleWidgetGroupAdd(evt, column) {
      let newIndex = evt.newIndex
      const item = evt.item

      if (newIndex == 1 && newIndex > column.children.column.length - 1) newIndex = 0
      if (['分组'].includes(item.textContent)) {
        column.children.column.splice(newIndex, 1)
        return
      }

      const data = this.deepClone(column.children.column[newIndex])
      if (!data.prop) data.prop = 'a' + Date.now() + Math.ceil(Math.random() * 99999)
      delete data.icon
      if (data.type == 'dynamic') data.span = 24
      else data.span = 12
      this.$set(column.children.column, newIndex, { ...data })
      this.selectWidget = column.children.column[newIndex]

      this.$emit('change')
    },
  },
  watch: {
    select(val) {
      this.selectWidget = val
    },
    selectWidget: {
      handler(val) {
        this.$emit('update:select', val)
      },
      deep: true,
    },
  },
}
</script>