<template>
  <form-item-wrapper
    :designer="designer"
    :field="field"
    :rules="rules"
    :design-state="designState"
    :parent-widget="parentWidget"
    :parent-list="parentList"
    :index-of-parent-list="indexOfParentList"
    :sub-form-row-index="subFormRowIndex"
    :sub-form-col-index="subFormColIndex"
    :sub-form-row-id="subFormRowId"
  >
    <span class="text-area" :class="field.options.colorClass">{{
      showVaule
    }}</span>
  </form-item-wrapper>
</template>

<script>
import FormItemWrapper from "./form-item-wrapper";
import emitter from "../../../../../components/xform/utils/emitter";
import i18n from "../../../../../components/xform/utils/i18n";
import fieldMixin from "../../../../../components/xform/form-designer/form-widget/field-widget/fieldMixin";
import utcTransformMixin from "../../../../../components/xform/form-designer/form-widget/field-widget/mixins/utc-transform-mixin";
import * as formatUtil from "../../../../../components/xform/utils/format.js";

export default {
  name: "text-widget",
  componentName: "FieldWidget", //必须固定为FieldWidget，用于接收父级组件的broadcast事件
  mixins: [emitter, fieldMixin, i18n, utcTransformMixin],
  props: {
    field: Object,
    parentWidget: Object,
    parentList: Array,
    indexOfParentList: Number,
    designer: Object,

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

    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: "",
    },
  },
  components: {
    FormItemWrapper,
  },
  inject: ["refList", "globalOptionData", "globalModel"],
  data() {
    return {
      oldFieldValue: null, //field组件change之前的值
      fieldModel: null,
      rules: [],
    };
  },
  computed: {
    showVaule() {
      if (this.designState) {
        return this.field.options.defaultValue ?? "";
      }
      let value = this.formatterValue();
      return value;
    },
  },
  beforeCreate() {
    /* 这里不能访问方法和属性！！ */
  },

  created() {
    /* 注意：子组件mounted在父组件created之后、父组件mounted之前触发，故子组件mounted需要用到的prop
       需要在父组件created中初始化！！ */
    this.initFieldModel();
    this.registerToRefList();
    this.initEventHandler();
    this.buildFieldRules();

    this.handleOnCreated();
  },

  mounted() {
    this.handleOnMounted();
  },

  beforeDestroy() {
    this.unregisterFromRefList();
  },

  methods: {
    formatterValue() {
      let formatType = this.field.options.formatType;
      let cellValue = this.fieldModel;
      if (formatType === null || formatType === undefined || formatType === "")
        return cellValue;
      if (formatType)
        switch (formatType) {
          case "render":
            return this.handleCustomEvent(this.field.options.renderHandle);
            break;
          case "money":
            return cellValue !== null && cellValue !== undefined
              ? cellValue.toFixed(2)
              : "";
            break;
          case "d1":
            return formatUtil.formatDate1(cellValue);
            break;
          case "d2":
            return formatUtil.formatDate2(cellValue);
            break;
          case "d3":
            return formatUtil.formatDate3(cellValue);
            break;
          case "d4":
            return formatUtil.formatDate4(cellValue);
            break;
          case "d5":
            return formatUtil.formatDate4(cellValue);
            break;
          case "n0":
            return cellValue !== null && cellValue !== undefined
              ? cellValue.toFixed(this.field.options.formatDecimal || 0)
              : "";
            break;
          case "n1":
            return formatUtil.formatNumber1(cellValue);
            break;
          case "n2":
            return formatUtil.formatNumber2(cellValue);
            break;
          case "n3":
            return formatUtil.formatNumber3(cellValue);
            break;
          case "n4":
            return formatUtil.formatNumber4(cellValue);
            break;
          case "n5":
            return formatUtil.formatNumber5(cellValue);
            break;
          case "n6":
            return formatUtil.formatNumber6(cellValue);
            break;
          case "n7":
            return formatUtil.formatNumber7(cellValue);
            break;
        }
      return cellValue;
    },
  },
};
</script>

<style lang="scss" scoped>
@import "~@/styles/global.scss"; //* form-item-wrapper已引入，还需要重复引入吗？ *//
::v-deep .el-form-item {
  min-height: 34px;
}
</style>
