<!--
 * @Date: 2022-08-30 11:34:19
 * @LastEditors: hookehuyr hookehuyr@gmail.com
 * @LastEditTime: 2024-08-22 09:55:29
 * @FilePath: /data-table/src/components/RadioField/index.vue
 * @Description: 单项选择控件
-->
<template>
  <div v-if="HideShow" class="radio-field-page">
    <div class="label">
      <span v-if="item.component_props.disabled_show"><van-icon name="https://cdn.ipadbiz.cn/custom_form/icon/closed-eye1.png" /></span>
      <span v-if="item.component_props.required" style="color: red">&nbsp;*</span>
      <span :class="[ReadonlyShow ? 'readonly-show' : '']">{{ item.component_props.label }}</span>
    </div>
    <div v-if="item.component_props.note" class="note" v-html="item.component_props.note" />
    <van-field :rules="item.rules">
      <template #input>
        <van-radio-group @change="onChange(item)" v-model="radio_value" :direction="item.component_props.direction"
          style="width: 100%">
          <div v-for="x in item.component_props.options" :key="x.value" class="radio-wrapper" :style="{ border: item.component_props.readonly ? 0 : ''}">
            <div v-if="item.component_props.readonly">
              <div v-if="default_value === x.value" role="radio" class="van-radio van-radio--vertical" tabindex="0" aria-checked="true" data-v-04873bb2="" style="margin-bottom: 0.25rem;"><div class="van-radio__icon van-radio__icon--round van-radio__icon--checked" style="font-size: 1rem;"><i class="van-badge__wrapper van-icon van-icon-success" style="border-color: rgb(194, 145, 95); background-color: rgb(194, 145, 95);"><!----><!----><!----></i></div><span class="van-radio__label">{{ x.title }}</span></div>
              <div v-else role="radio" class="van-radio van-radio--vertical" tabindex="0" aria-checked="false" data-v-04873bb2="" style="margin-bottom: 0.25rem;"><div class="van-radio__icon van-radio__icon--round" style="font-size: 1rem;"><i class="van-badge__wrapper van-icon van-icon-success"><!----><!----><!----></i></div><span class="van-radio__label">{{ x.title }}</span></div>
              <span v-if="default_value === x.value && default_affix_value">{{ default_affix_value }}</span>
            </div>
            <van-radio v-else :name="x.value" icon-size="1rem" :checked-color="themeVars.radioColor"
              style="margin-bottom: 0.25rem">{{ x.title }}</van-radio>
            <div v-if="x.desc_text" class="van-multi-ellipsis--l3 rule-desc-text">{{ x.desc_text }}</div>
            <div v-if="x.desc_type === 'text'" class="rule-box" @click="showRule(x)">
              {{ x.desc_btn_name }}&nbsp;>>
            </div>
            <div v-if="x.desc_type === 'url'" class="rule-box" @click="showUrl(x)">
              {{ x.desc_btn_name }}&nbsp;<van-icon name="link-o" />
            </div>
            <van-field
              :name="'_' + item.key"
              v-if="!item.component_props.readonly && radio_value === x.value && x.is_input"
              @blur="onBlur(x)" v-model="x.affix"
              label=" " label-width="5px"
              :placeholder="x.input_placeholder" :rules="x.input_required ? rules : ''" :required="x.input_required"
              class="affix-input" />
          </div>
        </van-radio-group>
      </template>
    </van-field>
  </div>

  <van-overlay :show="show" :lock-scroll="false">
    <div class="rule-wrapper" @click.stop>
      <div class="rule-block">
        <div style="height: 70vh; min-height: 70vh; overflow: scroll; white-space: pre-wrap; line-height: 1.5;" v-html="rule_content"></div>
        <div class="close-btn">
          <van-button type="primary" block @click="closeRule"
            >关&nbsp;&nbsp;闭</van-button
          >
        </div>
        <div></div>
      </div>
    </div>
  </van-overlay>
</template>

<script setup>
import { styleColor } from "@/constant.js";
import $ from "jquery";
import { useRoute } from "vue-router";

const $route = useRoute();

const props = defineProps({
  item: Object,
});

// TAG: 自定义主题颜色
const themeVars = {
  radioColor: styleColor.baseColor,
};
// 隐藏显示
const HideShow = computed(() => {
  return !props.item.component_props.disabled
})
// 只读显示-流程模式
const ReadonlyShow = computed(() => {
  return ($route.query.page_type === 'flow' || $route.query.page_type === 'edit') && !props.item.component_props.readonly;
});

// 校验函数返回 true 表示校验通过，false 表示不通过
const required = props.item.component_props.required;
const validator = (val) => {
  if (required && !val) {
    return false;
  } else {
    return true;
  }
};
// 错误提示文案
const validatorMessage = (val, rule) => {
  if (required && !val) {
    return "补充信息不能为空";
  }
};
const rules = [{ validator, message: validatorMessage }];

const emit = defineEmits(["active"]);
const radio_value = ref('');
const affix_value = ref('');
const default_value = ref('');
const default_affix_value = ref('');

const onChange = (item) => {
  clearAffix()
  // 发送自定义数据结构
  props.item.value = { key: props.item.key, value: radio_value.value, affix: affix_value.value, type: "radio" };
  emit("active", props.item.value);
}
const onBlur = (item) => {
  clearAffix()
  affix_value.value = item.affix ? `${item.title}: ${item.affix}` : '';
  // 发送自定义数据结构
  props.item.value = { key: props.item.key, value: radio_value.value, affix: affix_value.value, type: "radio" };
  emit("active", props.item.value);
}
const clearAffix = () => {
  const options = props.item.component_props.options;
  // 为选中项目的补充清空
  options.forEach(element => {
    if (element.value !== radio_value.value) {
      element.affix = ''
    }
  });
}
onMounted(() => {
  radio_value.value = props.item.component_props.default;
  // 单选存在补充信息情况下处理
  if (props.item.component_props.default !== null && props.item.component_props.default.includes(':')) {
      let parts = props.item.component_props.default.split(':');
      let part1 = parts[0].trim();  // 去除前后空格
      let part2 = parts[1].trim();  // 去除前后空格
      default_value.value = part1;
      default_affix_value.value = part2;
      // 编辑模式下处理
      radio_value.value = part1; // 单选框勾选
      // 补充输入框显示
      const options = props.item.component_props.options;
      // 为选中项目的补充清空
      options.forEach(element => {
        if (element.value === radio_value.value) {
          element.affix = part2
        }
      });
  } else {
    default_value.value = props.item.component_props.default;
  }
  // 发送自定义数据结构
  props.item.value = { key: props.item.key, value: radio_value.value, affix: affix_value.value, type: "radio" };
  emit("active", props.item.value);
  //
  $(".rule-box").css("color", themeVars.radioColor);
})

// 补充信息弹框
const show = ref(false);
const showRule = (rule) => {
  show.value = true;
  rule.desc_text = rule.desc_text.replace(/\\n/g, "<br>")
  rule_content.value = rule.desc_text;
};
const closeRule = () => {
  show.value = false;
  rule_content.value = "";
};
const showUrl = (rule) => {
  location.href = rule.desc_url
}
const rule_content = ref("");
</script>

<style lang="less" scoped>
.radio-field-page {
  .label {
    padding: 1rem 1rem 0 1rem;
    font-size: 0.9rem;
    font-weight: bold;
  }

  .note {
    font-size: 0.9rem;
    margin-left: 1rem;
    color: gray;
    padding-bottom: 0.5rem;
    white-space: pre-wrap;
  }

  .radio-wrapper {
    border: var(--border-style);
    border-radius: 0.25rem;
    padding: 0.25rem 0.5rem;
    margin-bottom: 0.25rem;
  }
  .affix-input {
    border: var(--border-style);
    border-radius: 0.25rem;
    padding: 0.25rem 0.5rem;
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
  }
  .rule-desc-text {
    margin: 0.35rem 0.5rem 0.5rem 1.75rem;
    font-size: 0.8rem;
    color: #808080;
  }
  .rule-box {
    font-size: 0.85rem;
    margin-left: 1.8rem;
    padding-bottom: 0.5rem;
    width: fit-content;
  }
}

.rule-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.rule-block {
  position: relative;
  width: 80vw;
  height: 80vh;
  background-color: #fff;
  overflow: scroll;
  padding: 1rem;
  .close-btn {
    position: absolute;
    bottom: 1rem;
    // transform: translateX(100%);
    width: calc(100% - 2rem);
  }
}
.multi-rule-field-box {
  border: var(--border-style);
  border-radius: 0.25rem;
  padding: 1rem 0.5rem 0 0.5rem;
  // width: 100vw;
  margin-bottom: 0.5rem;
}
</style>