<template>
  <div class="field-wrapper" :class="{'design-time-bottom-margin': !!this.designer}" :style="computedStyle">
    <div class="static-content-item" v-show="isShow" :style="computedStyle"
         :class="[selected ? 'selected' : '', customClass]" @click.stop="selectField(field)">
      <slot></slot>
    </div>

    <template v-if="!!this.designer">
      <div class="field-action" v-if="designer.selectedId === field.id">
        <i class="el-icon-back" :title="i18nt('designer.hint.selectParentWidget')"
           @click.stop="selectParentWidget(field)"></i>
        <i class="el-icon-top" v-if="!!parentList && (parentList.length > 1)"
           :title="i18nt('designer.hint.moveUpWidget')"
           @click.stop="moveUpWidget(field)"></i>
        <i class="el-icon-bottom" v-if="!!parentList && (parentList.length > 1)"
           :title="i18nt('designer.hint.moveDownWidget')"
           @click.stop="moveDownWidget(field)"></i>
        <i class="el-icon-delete" :title="i18nt('designer.hint.remove')" @click.stop="removeFieldWidget"></i>
      </div>

      <div class="drag-handler background-opacity" v-if="designer.selectedId === field.id">
        <i class="el-icon-rank" :title="i18nt('designer.hint.dragHandler')"></i>
        <i>{{ i18n2t(`designer.widgetLabel.${field.type}`, `extension.widgetLabel.${field.type}`) }}</i>
        <i v-if="field.options.hidden === true" class="iconfont icon-hide"></i>
      </div>
    </template>
  </div>
</template>

<script>
import i18n from "../../../../../components/xform/utils/i18n";

export default {
  name: "static-content-wrapper",
  mixins: [i18n],
  props: {
    field: Object,
    designer: Object,
    parentWidget: Object,
    parentList: Array,
    indexOfParentList: Number,

    designState: {
      type: Boolean,
      default: false
    },

    displayStyle: {
      type: String,
      default: 'block'
    },
    heightStyle: {
      type: String,
    },

    subFormRowIndex: { /* 子表单组件行索引，从0开始计数 */
      type: Number,
      default: -1
    },
    subFormColIndex: { /* 子表单组件列索引，从0开始计数 */
      type: Number,
      default: -1
    },
    subFormRowId: { /* 子表单组件行Id，唯一id且不可变 */
      type: String,
      default: ''
    },
  },
  inject: ['getHasWf'],
  computed: {
    selected() {
      return !!this.designer && this.field.id === this.designer.selectedId
    },

    customClass() {
      return !!this.field.options.customClass ? this.field.options.customClass.join(' ') : ''
    },
    computedStyle() {
      let displayStyle = !this.designState && this.field.options.hidden ? "none !important":this.displayStyle
      if(!this.designState && !this.isShow)displayStyle = "none !important";
      return {display: displayStyle, height: this.heightStyle};
    },
    isShow() {
      let result = !this.field.options.hidden || (this.designState === true);
      /*if (this.field.options.saveButton) {
        let hasWf = this.getHasWf() || false;
        result = result && !hasWf;
      }*/
      if(!this.designState){
        let authCode = this.$parent.getAuthCode ? this.$parent.getAuthCode() : null
        if(authCode){
          let dispermissions = this.$store.getters.dispermissions;
          if (dispermissions.includes(authCode)) {
            result = false
          }
        }
      }
      return result;
    }

  },
  methods: {

    selectField(field) {
      if (!!this.designer) {
        this.designer.setSelected(field)
        this.designer.emitEvent('field-selected', this.parentWidget)  //发送选中组件的父组件对象
      }
    },

    selectParentWidget() {
      if (this.parentWidget) {
        this.designer.setSelected(this.parentWidget)
      } else {
        this.designer.clearSelected()
      }
    },

    moveUpWidget() {
      this.designer.moveUpWidget(this.parentList, this.indexOfParentList)
      this.designer.emitHistoryChange()
    },

    moveDownWidget() {
      this.designer.moveDownWidget(this.parentList, this.indexOfParentList)
      this.designer.emitHistoryChange()
    },

    removeFieldWidget() {
      if (!!this.parentList) {
        let nextSelected = null
        if (this.parentList.length === 1) {
          if (!!this.parentWidget) {
            nextSelected = this.parentWidget
          }
        } else if (this.parentList.length === (1 + this.indexOfParentList)) {
          nextSelected = this.parentList[this.indexOfParentList - 1]
        } else {
          nextSelected = this.parentList[this.indexOfParentList + 1]
        }

        this.$nextTick(() => {
          this.parentList.splice(this.indexOfParentList, 1)
          //if (!!nextSelected) {
          this.designer.setSelected(nextSelected)
          //}

          this.designer.emitHistoryChange()
        })
      }
    },

  }
}
</script>

<style lang="scss" scoped>
@import "~@/styles/global.scss";

.design-time-bottom-margin {
  margin-bottom: 5px;
}

.field-wrapper {
  position: relative;

  .field-action {
    position: absolute;
    //bottom: -24px;
    bottom: 0;
    right: -1px;
    height: 22px;
    line-height: 22px;
    background: $--color-primary;
    z-index: 9;

    i {
      font-size: 14px;
      color: #fff;
      margin: 0 5px;
      cursor: pointer;
    }
  }

  .drag-handler {
    position: absolute;
    top: 0;
    //bottom: -22px;  /* 拖拽手柄位于组件下方，有时无法正常拖动，原因未明？？ */
    left: -1px;
    height: 20px;
    line-height: 18px;
    //background: $--color-primary;
    z-index: 9;

    i {
      font-size: 12px;
      font-style: normal;
      color: #fff;
      margin: 4px;
      cursor: move;
    }

    &:hover {
      //opacity: 1;
      background: $--color-primary;
    }
  }
}

.static-content-item {
  min-height: 20px;
  display: flex; /* 垂直居中 */
  align-items: center; /* 垂直居中 */

  ::v-deep .el-divider--horizontal {
    margin: 0;
  }
}

.el-form-item.selected, .static-content-item.selected {
  outline: 2px solid $--color-primary;
}
</style>
