<!--
    * @FileDescription: 适配自定义头部状态栏高度
    * @Author: kahu
    * @Date: 2023/3/7
    * @LastEditors: kahu
    * @LastEditTime: 2023/3/7
-->
<template>
  <view class="default_head_content">
    <!--  小程序不支持style写computed形式  -->
    <view
        v-if="needSetStatusBarHeight"
        class="status_bar_fit"
        :style="{
                  'height':`${statusBarHeight}px`,
                  'background-color':`${backgroundColor}`
                }"
    ></view>
  </view>
</template>

<script>
export default {
  name: "DefaultHead",
  props: {
    needSetStatusBarHeight: {
      type: Boolean,
      default: () => true
    },
    backgroundColor: {
      type: String,
      default: () => '#fff'
    }
  },
  data() {
    return {
      // 系统信息
      systemInfo: {},
      // 小程序胶囊信息
      menuButtonInfo: {
        width: 0,
        height: 0,
        top: 0,
        left: 0,
        bottom: 0,
        right: 0
      },
      // 手机状态栏高度
      statusBarHeight: 0
    }
  },
  emits:['getInfoData'],
  mounted() {
    this.handleGetSystemInfo()
    // #ifdef MP-WEIXIN || MP-BAIDU || MP-TOUTIAO || MP-QQ
    this.handleGetMenuButtonInfo()
    // #endif
    this.$emit('getInfoData',{
      systemInfo:this.systemInfo,
      menuButtonInfo:this.menuButtonInfo
    })
  },
  methods: {
    handleGetSystemInfo() {
      this.systemInfo = uni.getSystemInfoSync();
      this.statusBarHeight = this.systemInfo.statusBarHeight
    },

    handleGetMenuButtonInfo() {
      this.menuButtonInfo = uni.getMenuButtonBoundingClientRect();
    }
  }
}
</script>

<style
    lang="scss"
    scoped
>
.default_head_content {
  width: 100%;
  background: #fff;

  .status_bar_fit {
    width: 100%;
  }
}
</style>
