From 1333bdac4f8f605c3c9851d0f43d267205ce5aef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=8D=E5=A6=82=E6=91=B8=E9=B1=BC=E5=8E=BB?=
 <1780903673@qq.com>
Date: Thu, 18 Sep 2025 15:50:07 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E2=9C=A8=20Rate=20=E6=94=AF=E6=8C=81?=
 =?UTF-8?q?=E6=B8=85=E7=A9=BA=E8=AF=84=E5=88=86(#1302)?=
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✅ Closes: #1293
---
 docs/component/rate.md                        |   9 +
 docs/en-US/component/rate.md                  |   9 +
 src/locale/en-US.json                         |   1 +
 src/locale/zh-CN.json                         |   1 +
 src/subPages/rate/Index.vue                   |  11 +
 .../components/wd-rate/types.ts               |   9 +-
 .../components/wd-rate/wd-rate.vue            |  33 ++-
 tests/components/wd-rate.test.ts              | 212 +++++++++++++++++-
 8 files changed, 273 insertions(+), 12 deletions(-)

diff --git a/docs/component/rate.md b/docs/component/rate.md
index a33d65ed..22d15e59 100644
--- a/docs/component/rate.md
+++ b/docs/component/rate.md
@@ -67,6 +67,14 @@ function changeValue({ value }) {
 <wd-rate v-model="value" allow-half />
 ```
 
+## 允许清空评分
+
+设置 `clearable` 属性，当 clearable 属性设置为 true，再次点击相同的值时，可以将值重置为 0。
+
+```html
+<wd-rate v-model="value" clearable />
+```
+
 ## Attributes
 
 | 参数 | 说明 | 类型 | 可选值 | 默认值 | 最低版本 |
@@ -83,6 +91,7 @@ function changeValue({ value }) {
 | disabled | 是否禁用 | boolean | - | false | - |
 | disabled-color | 禁用的图标颜色 | string | - | linear-gradient(315deg, rgba(177,177,177,1) 0%,rgba(199,199,199,1) 100%) | - |
 | allow-half | 是否允许半选 | boolean | - | false | 1.7.0 |
+| clearable | 是否允许再次点击后清除 | boolean | - | false | $LOWEST_VERSION$ |
 
 ## Events
 
diff --git a/docs/en-US/component/rate.md b/docs/en-US/component/rate.md
index 682e2ce2..3be75b36 100644
--- a/docs/en-US/component/rate.md
+++ b/docs/en-US/component/rate.md
@@ -67,6 +67,14 @@ Set the `allowHalf` property.
 <wd-rate v-model="value" allow-half />
 ```
 
+## Allow Clear Rating
+
+Set the `clearable` property. When clearable is set to true, clicking the same value again can reset the value to 0.
+
+```html
+<wd-rate v-model="value" clearable />
+```
+
 ## Attributes
 
 | Parameter | Description | Type | Options | Default | Version |
@@ -83,6 +91,7 @@ Set the `allowHalf` property.
 | disabled | Whether it's disabled | boolean | - | false | - |
 | disabled-color | Disabled icon color | string | - | linear-gradient(315deg, rgba(177,177,177,1) 0%,rgba(199,199,199,1) 100%) | - |
 | allow-half | Whether to allow half selection | boolean | - | false | 1.7.0 |
+| clearable | Whether to allow clear rating | boolean | - | false | $LOWEST_VERSION$ |
 
 ## Events
 
diff --git a/src/locale/en-US.json b/src/locale/en-US.json
index a6a5e41a..26382232 100644
--- a/src/locale/en-US.json
+++ b/src/locale/en-US.json
@@ -1451,6 +1451,7 @@
   "yue-xiu-qu": "Yuexiu",
   "yue-xuan-ze": "Monthly selection",
   "yun-xu-ban-xuan": "Allow half selection",
+  "yun-xu-qing-kong-ping-fen": "Allow clear rating",
   "yun-xu-kong-zhi-bing-she-zhi-placeholder": "Allow null values and set placeholder",
   "yy-nian-mm-yue-dd-ri": "YY year MM month DD day",
   "yy-nian-mm-yue-dd-ri-0": "YY year MM month DD day",
diff --git a/src/locale/zh-CN.json b/src/locale/zh-CN.json
index 0e8bfbd6..9f915b63 100644
--- a/src/locale/zh-CN.json
+++ b/src/locale/zh-CN.json
@@ -1451,6 +1451,7 @@
   "yue-xiu-qu": "越秀区",
   "yue-xuan-ze": "月选择",
   "yun-xu-ban-xuan": "允许半选",
+  "yun-xu-qing-kong-ping-fen": "允许清空评分",
   "yun-xu-kong-zhi-bing-she-zhi-placeholder": "允许空值，并设置 placeholder",
   "yy-nian-mm-yue-dd-ri": "YY年MM月DD日",
   "yy-nian-mm-yue-dd-ri-0": "YY年MM月DD日",
diff --git a/src/subPages/rate/Index.vue b/src/subPages/rate/Index.vue
index f4b676b9..aa54121e 100644
--- a/src/subPages/rate/Index.vue
+++ b/src/subPages/rate/Index.vue
@@ -36,6 +36,15 @@
     <demo-block :title="$t('yun-xu-ban-xuan')">
       <wd-rate v-model="value8" allow-half />
     </demo-block>
+
+    <demo-block :title="$t('yun-xu-qing-kong-ping-fen')">
+      <view style="margin-bottom: 24rpx">
+        <wd-rate v-model="value9" clearable />
+      </view>
+      <view>
+        <wd-rate v-model="value10" clearable allow-half />
+      </view>
+    </demo-block>
   </page-wraper>
 </template>
 <script lang="ts" setup>
@@ -49,6 +58,8 @@ const value5 = ref<number>(4)
 const value6 = ref<number>(3)
 const value7 = ref<number>(5)
 const value8 = ref<number>(2.5)
+const value9 = ref<number>(3)
+const value10 = ref<number>(3.5)
 
 function changeValue1({ value }: any) {
   console.log(value)
diff --git a/src/uni_modules/wot-design-uni/components/wd-rate/types.ts b/src/uni_modules/wot-design-uni/components/wd-rate/types.ts
index 38424070..f8901848 100644
--- a/src/uni_modules/wot-design-uni/components/wd-rate/types.ts
+++ b/src/uni_modules/wot-design-uni/components/wd-rate/types.ts
@@ -92,5 +92,12 @@ export const rateProps = {
    * 类型: boolean
    * 默认值: false
    */
-  allowHalf: makeBooleanProp(false)
+  allowHalf: makeBooleanProp(false),
+
+  /**
+   * 当 clearable 属性设置为 true，再次点击相同的值时，可以将值重置为 0。
+   * 类型: boolean
+   * 默认值: false
+   */
+  clearable: makeBooleanProp(false)
 }
diff --git a/src/uni_modules/wot-design-uni/components/wd-rate/wd-rate.vue b/src/uni_modules/wot-design-uni/components/wd-rate/wd-rate.vue
index dfd18467..45d8171f 100644
--- a/src/uni_modules/wot-design-uni/components/wd-rate/wd-rate.vue
+++ b/src/uni_modules/wot-design-uni/components/wd-rate/wd-rate.vue
@@ -12,9 +12,9 @@
         :name="isActive(rate) ? activeIcon : icon"
         :size="size"
         :custom-style="rate === '100%' ? iconActiveStyle : iconStyle"
-        @click="changeRate(index, false)"
+        @click="handleClick(index, false)"
       />
-      <view v-if="props.allowHalf" class="wd-rate__item-half" @click.stop="changeRate(index, true)">
+      <view v-if="props.allowHalf" class="wd-rate__item-half" @click.stop="handleClick(index, true)">
         <wd-icon
           custom-class="wd-rate__item-star"
           :name="isActive(rate) ? activeIcon : icon"
@@ -125,12 +125,30 @@ function computeActiveValue() {
   }
   activeValue.value = tempActiveValue
 }
+
 /**
- * @description 点击icon触发组件的change事件
+ * @description 处理点击事件
+ * @param index 点击的索引
+ * @param isHalf 是否为半星
  */
-function changeRate(index: number, isHalf: boolean) {
-  if (props.readonly || props.disabled) return
-  const value = isHalf ? index + 0.5 : index + 1
+function handleClick(index: number, isHalf: boolean) {
+  const { readonly, disabled, clearable, allowHalf, modelValue } = props
+  if (readonly || disabled) return
+  let value = isHalf ? index + 0.5 : index + 1
+  // 点击清空逻辑：当点击的值与当前modelValue相等且等于最小值时允许清空
+  if (clearable) {
+    const minValue = allowHalf ? 0.5 : 1
+    if (value === modelValue && value === minValue) {
+      value = 0
+    }
+  }
+  updateValue(value)
+}
+
+/**
+ * @description 设置评分值并触发事件
+ */
+function updateValue(value: number) {
   emit('update:modelValue', value)
   emit('change', {
     value
@@ -149,7 +167,8 @@ async function onTouchMove(event: TouchEvent) {
     const isHalf = props.allowHalf && clientX - target.left! < itemWidth / 2
     const value = isHalf ? targetIndex + 0.5 : targetIndex + 1
     if (value >= 0.5) {
-      changeRate(targetIndex, isHalf)
+      const value = isHalf ? targetIndex + 0.5 : targetIndex + 1
+      updateValue(value)
     }
   }
 }
diff --git a/tests/components/wd-rate.test.ts b/tests/components/wd-rate.test.ts
index 13a58809..82175714 100644
--- a/tests/components/wd-rate.test.ts
+++ b/tests/components/wd-rate.test.ts
@@ -302,9 +302,9 @@ describe('评分组件', () => {
 
     await nextTick()
 
-    // 直接调用组件的 changeRate 方法，模拟点击第一个星星
+    // 直接调用组件的 handleClick 方法，模拟点击第一个星星
     // 这比模拟触摸事件更可靠，因为触摸事件依赖于 DOM 元素的位置
-    await (wrapper.vm as any).changeRate(0, false)
+    await (wrapper.vm as any).handleClick(0, false)
 
     // 验证事件
     const emitted = wrapper.emitted() as Record<string, any[]>
@@ -326,9 +326,9 @@ describe('评分组件', () => {
 
     await nextTick()
 
-    // 直接调用组件的 changeRate 方法，模拟点击第一个半星
+    // 直接调用组件的 handleClick 方法，模拟点击第一个半星
     // 这比模拟触摸事件更可靠，因为触摸事件依赖于 DOM 元素的位置
-    await (wrapper.vm as any).changeRate(0, true)
+    await (wrapper.vm as any).handleClick(0, true)
 
     // 验证事件
     const emitted = wrapper.emitted() as Record<string, any[]>
@@ -413,4 +413,208 @@ describe('评分组件', () => {
 
     expect(wrapper.attributes('style')).toBe(customStyle)
   })
+
+  // 测试清空功能
+  describe('clearable 功能测试', () => {
+    // 测试基本清空功能
+    test('clearable 为 true 时，点击相同的最小值可以清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 1,
+          clearable: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星（当前值为1，最小值为1）
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证清空事件
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(0)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 0 })
+    })
+
+    test('clearable 为 false 时，点击相同值不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 1,
+          clearable: false
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证不会清空，而是设置为1
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(1)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 1 })
+    })
+
+    // 测试半星模式下的清空
+    test('clearable + allowHalf 组合下，点击 0.5 可以清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 0.5,
+          clearable: true,
+          allowHalf: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个半星（当前值为0.5，最小值为0.5）
+      await (wrapper.vm as any).handleClick(0, true)
+
+      // 验证清空事件
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(0)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 0 })
+    })
+
+    test('非最小值时点击不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 2,
+          clearable: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星（当前值为2，点击值为1，不等于当前值）
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证不会清空，而是设置为1
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(1)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 1 })
+    })
+
+    // 测试边界情况
+    test('当前值为 0 时点击不会触发清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 0,
+          clearable: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证设置为1，而不是保持0
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(1)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 1 })
+    })
+
+    test('点击非最小值时不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 3,
+          clearable: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第三个星星（当前值为3，点击值为3，但不是最小值）
+      await (wrapper.vm as any).handleClick(2, false)
+
+      // 验证不会清空，而是保持为3
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(3)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 3 })
+    })
+
+    // 测试与其他状态的组合
+    test('readonly + clearable 时不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 1,
+          clearable: true,
+          readonly: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证在只读状态下不会触发任何事件
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeFalsy()
+      expect(emitted['change']).toBeFalsy()
+    })
+
+    test('disabled + clearable 时不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 1,
+          clearable: true,
+          disabled: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第一个星星
+      await (wrapper.vm as any).handleClick(0, false)
+
+      // 验证在禁用状态下不会触发任何事件
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeFalsy()
+      expect(emitted['change']).toBeFalsy()
+    })
+
+    // 测试半星模式下非最小值不会清空
+    test('半星模式下点击非最小值不会清空', async () => {
+      const wrapper = mount(WdRate, {
+        props: {
+          modelValue: 1.5,
+          clearable: true,
+          allowHalf: true
+        }
+      })
+
+      await nextTick()
+
+      // 调用 handleClick 方法，模拟点击第二个半星（当前值为1.5，点击值为1.5，但不是最小值0.5）
+      await (wrapper.vm as any).handleClick(1, true)
+
+      // 验证不会清空，而是保持为1.5
+      const emitted = wrapper.emitted() as Record<string, any[]>
+      expect(emitted['update:modelValue']).toBeTruthy()
+      expect(emitted['update:modelValue'][0][0]).toBe(1.5)
+
+      expect(emitted['change']).toBeTruthy()
+      expect(emitted['change'][0][0]).toEqual({ value: 1.5 })
+    })
+  })
 })