更新：登录功能

uni_modules/wot-design-uni/components/wd-badge/wd-badge.vue

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+<template>
+  <view :class="['wd-badge', customClass]" :style="customStyle">
+    <slot></slot>
+    <view
+      v-if="shouldShowBadge"
+      :class="['wd-badge__content', 'is-fixed', type ? 'wd-badge__content--' + type : '', isDot ? 'is-dot' : '']"
+      :style="contentStyle"
+    >
+      {{ content }}
+    </view>
+  </view>
+</template>
+<script lang="ts">
+export default {
+  name: 'wd-badge',
+  options: {
+    addGlobalClass: true,
+    virtualHost: true,
+    styleIsolation: 'shared'
+  }
+}
+</script>
+<script lang="ts" setup>
+import { computed, type CSSProperties } from 'vue'
+import { badgeProps } from './types'
+import { addUnit, isDef, isNumber, objToStyle } from '../common/util'
+
+const props = defineProps(badgeProps)
+const content = computed(() => {
+  const { modelValue, max, isDot } = props
+  if (isDot) return ''
+  let value = modelValue
+  if (value && max && isNumber(value) && !Number.isNaN(value) && !Number.isNaN(max)) {
+    value = max < value ? `${max}+` : value
+  }
+  return value
+})
+
+const contentStyle = computed(() => {
+  const style: CSSProperties = {}
+  if (isDef(props.bgColor)) {
+    style.backgroundColor = props.bgColor
+  }
+
+  if (isDef(props.top)) {
+    style.top = addUnit(props.top)
+  }
+
+  if (isDef(props.right)) {
+    style.right = addUnit(props.right)
+  }
+  return objToStyle(style)
+})
+
+// 是否展示徽标数字
+const shouldShowBadge = computed(() => !props.hidden && (content.value || (content.value === 0 && props.showZero) || props.isDot))
+</script>
+
+<style lang="scss" scoped>
+@import './index.scss';
+</style>