feat(tabbar): add prop before-switch (#3060)

jdf2e · Jul 2, 2024 · a0135e8 · a0135e8
1 parent 22fc347
commit a0135e8
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diff --git a/packages/nutui-eslint-config/index.js b/packages/nutui-eslint-config/index.js
@@ -17,6 +17,9 @@ export default [
   ...pluginVue.configs['flat/recommended'],
   {
     rules: {
+      'no-empty': ['error', {
+        allowEmptyCatch: true
+      }],
       // typescript-eslint
       '@typescript-eslint/no-explicit-any': 'off',
       '@typescript-eslint/ban-types': 'off',

diff --git a/packages/nutui-taro-demo/src/nav/pages/tabbar/before-switch.vue b/packages/nutui-taro-demo/src/nav/pages/tabbar/before-switch.vue
@@ -0,0 +1,41 @@
+<template>
+  <nut-tabbar v-model="active" :before-switch="beforeSwitch">
+    <nut-tabbar-item tab-title="Home">
+      <template #icon>
+        <Home></Home>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Category">
+      <template #icon>
+        <Category></Category>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Find">
+      <template #icon>
+        <Find></Find>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Cart">
+      <template #icon>
+        <Cart></Cart>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="My">
+      <template #icon>
+        <My></My>
+      </template>
+    </nut-tabbar-item>
+  </nut-tabbar>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue'
+import { Home, Category, Find, Cart, My } from '@nutui/icons-vue-taro'
+
+const active = ref(0)
+
+const beforeSwitch = (_: any, index: string | number) => {
+  console.log(index)
+  return Number(index) % 2 === 0
+}
+</script>
diff --git a/packages/nutui-taro-demo/src/nav/pages/tabbar/index.vue b/packages/nutui-taro-demo/src/nav/pages/tabbar/index.vue
@@ -21,6 +21,9 @@
     <h2>{{ t('quantity') }}</h2>
     <Quantity />
 
+    <h2>{{ t('beforeSwitch') }}</h2>
+    <BeforeSwitch />
+
     <h2>{{ t('fixed') }}</h2>
     <Fixed />
   </Demo>
@@ -36,6 +39,7 @@ import Badge from './badge.vue'
 import Color from './color.vue'
 import Quantity from './quantity.vue'
 import Fixed from './fixed.vue'
+import BeforeSwitch from './before-switch.vue'
 const t = useTranslate({
   'zh-CN': {
     basic: '基础用法',
@@ -45,7 +49,8 @@ const t = useTranslate({
     badge: '徽标提示',
     color: '自定义颜色',
     quantity: '自定义数量',
-    fixed: '固定底部'
+    fixed: '固定底部',
+    beforeSwitch: '切换前的回调'
   },
   'en-US': {
     basic: 'Basic Usage',
@@ -55,7 +60,8 @@ const t = useTranslate({
     badge: 'Show Badge',
     color: 'Custom Color',
     quantity: 'Custom Quantity',
-    fixed: 'Fixed Bottom'
+    fixed: 'Fixed Bottom',
+    beforeSwitch: 'Before Switch'
   }
 })
 </script>
diff --git a/src/packages/__VUE/tabbar/__tests__/__snapshots__/index.spec.tsx.snap b/src/packages/__VUE/tabbar/__tests__/__snapshots__/index.spec.tsx.snap
@@ -1,18 +1,18 @@
 // Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
-exports[`should render fixed element when using bottom prop 1`] = `
+exports[`Tabbar: should render fixed element when using bottom prop 1`] = `
 "<div class="" style="">
   <view class="nut-tabbar nut-tabbar-bottom nut-tabbar-safebottom"></view>
 </div>"
 `;
 
-exports[`should render placeholder when using placeholder and bottom prop 1`] = `
+exports[`Tabbar: should render placeholder when using placeholder and bottom prop 1`] = `
 "<div class="nut-tabbar__placeholder" style="height: 40px;">
   <view class="nut-tabbar nut-tabbar-bottom"></view>
 </div>"
 `;
 
-exports[`should render tabbar when default 1`] = `
+exports[`Tabbar: should render tabbar when default 1`] = `
 "<div class="" style="">
   <view class="nut-tabbar">
     <div class="nut-tabbar-item">

diff --git a/src/packages/__VUE/tabbar/__tests__/index.spec.tsx b/src/packages/__VUE/tabbar/__tests__/index.spec.tsx
@@ -10,7 +10,7 @@ vi.mock('@/packages/utils/useRoute')
   push: vi.fn()
 })
 
-test('should render tabbar when default', async () => {
+test('Tabbar: should render tabbar when default', async () => {
   const wrapper = mount(() => {
     return (
       <Tabbar>
@@ -26,7 +26,7 @@ test('should render tabbar when default', async () => {
   expect(wrapper.html()).toMatchSnapshot()
 })
 
-test('should render custom img when using img prop', async () => {
+test('Tabbar: should render custom img when using img prop', async () => {
   const wrapper = mount(() => {
     return (
       <Tabbar>
@@ -63,7 +63,7 @@ test('should render custom img when using img prop', async () => {
   expect(tabbarItemIcon[1].element.src).toContain('c98ad61124172e93')
 })
 
-test('should render custom color and bage when using prop', async () => {
+test('Tabbar: should render custom color and bage when using prop', async () => {
   const wrapper = mount(() => {
     return (
       <Tabbar unactive-color="grey" active-color="blue">
@@ -81,7 +81,7 @@ test('should render custom color and bage when using prop', async () => {
   expect(wrapper.find<HTMLElement>('.nut-badge').exists()).toBe(true)
 })
 
-test('should render fixed element when using bottom prop', async () => {
+test('Tabbar: should render fixed element when using bottom prop', async () => {
   const wrapper = mount(Tabbar, {
     props: {
       bottom: true,
@@ -90,7 +90,7 @@ test('should render fixed element when using bottom prop', async () => {
   })
   expect(wrapper.html()).toMatchSnapshot()
 })
-test('should match active tabbar by clcik', async () => {
+test('Tabbar: should match active tabbar by clcik', async () => {
   const wrapper = mount({
     setup() {
       const active = ref(0)
@@ -113,7 +113,7 @@ test('should match active tabbar by clcik', async () => {
   expect(tabbarItem[2].element.style.color).toEqual('blue')
 })
 
-test('should show sure emitted when click', async () => {
+test('Tabbar: should show sure emitted when click', async () => {
   const tabSwitch = vi.fn()
   const wrapper = mount(() => {
     return (
@@ -130,7 +130,7 @@ test('should show sure emitted when click', async () => {
   expect(tabSwitch).toBeCalled()
 })
 
-test('should render placeholder when using placeholder and bottom prop', async () => {
+test('Tabbar: should render placeholder when using placeholder and bottom prop', async () => {
   const wrapper = mount(Tabbar, {
     props: {
       bottom: true,
@@ -142,7 +142,7 @@ test('should render placeholder when using placeholder and bottom prop', async (
   expect(wrapper.html()).toMatchSnapshot()
 })
 
-test('should redirect when exist router and using to prop', async () => {
+test('Tabbar: should redirect when exist router and using to prop', async () => {
   const wrapper = mount(() => {
     return (
       <Tabbar>
@@ -158,7 +158,7 @@ test('should redirect when exist router and using to prop', async () => {
   expect(useRouter().push).toHaveBeenCalledWith('/category')
 })
 
-test('should call replace when no router exist and using to prop', async () => {
+test('Tabbar: should call replace when no router exist and using to prop', async () => {
   (useRouter as any).mockReturnValue(undefined)
 
   const wrapper = mount(() => {
@@ -176,7 +176,7 @@ test('should call replace when no router exist and using to prop', async () => {
   expect(location.replace).toHaveBeenCalledWith('/category')
 })
 
-test('should set window.location.href when using href prop', async () => {
+test('Tabbar: should set window.location.href when using href prop', async () => {
   const wrapper = mount(() => {
     return (
       <Tabbar>
@@ -190,3 +190,28 @@ test('should set window.location.href when using href prop', async () => {
   await tabbarItem[1].trigger('click')
   expect(window.location.href).toMatch('/category')
 })
+
+test('Tabbar: props.beforeSwitch', async () => {
+  const val = ref(0)
+  const beforeSwitch = (_: any, index: string | number) => {
+    return Number(index) % 2 === 0
+  }
+  const wrapper = mount(() => {
+    return (
+      <Tabbar v-model={val.value} beforeSwitch={beforeSwitch}>
+        <TabbarItem tab-title="首页" icon={h(Home)}></TabbarItem>
+        <TabbarItem tab-title="分类" icon={h(Category)}></TabbarItem>
+        <TabbarItem tab-title="发现" icon={h(Find)}></TabbarItem>
+      </Tabbar>
+    )
+  })
+  const items = wrapper.findAll('.nut-tabbar-item')
+  expect(items.length).toBe(3)
+  items[2].trigger('click')
+  await nextTick()
+  expect(val.value).toBe(2)
+
+  items[1].trigger('click')
+  await nextTick()
+  expect(val.value).toBe(2)
+})
diff --git a/src/packages/__VUE/tabbar/demo/before-switch.vue b/src/packages/__VUE/tabbar/demo/before-switch.vue
@@ -0,0 +1,41 @@
+<template>
+  <nut-tabbar v-model="active" :before-switch="beforeSwitch">
+    <nut-tabbar-item tab-title="Home">
+      <template #icon>
+        <Home></Home>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Category">
+      <template #icon>
+        <Category></Category>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Find">
+      <template #icon>
+        <Find></Find>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="Cart">
+      <template #icon>
+        <Cart></Cart>
+      </template>
+    </nut-tabbar-item>
+    <nut-tabbar-item tab-title="My">
+      <template #icon>
+        <My></My>
+      </template>
+    </nut-tabbar-item>
+  </nut-tabbar>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue'
+import { Home, Category, Find, Cart, My } from '@nutui/icons-vue'
+
+const active = ref(0)
+
+const beforeSwitch = (_: any, index: string | number) => {
+  console.log(index)
+  return Number(index) % 2 === 0
+}
+</script>
diff --git a/src/packages/__VUE/tabbar/demo/index.vue b/src/packages/__VUE/tabbar/demo/index.vue
@@ -21,6 +21,9 @@
     <h2>{{ t('quantity') }}</h2>
     <Quantity />
 
+    <h2>{{ t('beforeSwitch') }}</h2>
+    <BeforeSwitch />
+
     <h2>{{ t('fixed') }}</h2>
     <Fixed />
   </Demo>
@@ -36,6 +39,7 @@ import Badge from './badge.vue'
 import Color from './color.vue'
 import Quantity from './quantity.vue'
 import Fixed from './fixed.vue'
+import BeforeSwitch from './before-switch.vue'
 const t = useTranslate({
   'zh-CN': {
     basic: '基础用法',
@@ -45,7 +49,8 @@ const t = useTranslate({
     badge: '徽标提示',
     color: '自定义颜色',
     quantity: '自定义数量',
-    fixed: '固定底部'
+    fixed: '固定底部',
+    beforeSwitch: '切换前的回调'
   },
   'en-US': {
     basic: 'Basic Usage',
@@ -55,7 +60,8 @@ const t = useTranslate({
     badge: 'Show Badge',
     color: 'Custom Color',
     quantity: 'Custom Quantity',
-    fixed: 'Fixed Bottom'
+    fixed: 'Fixed Bottom',
+    beforeSwitch: 'Before Switch'
   }
 })
 </script>
diff --git a/src/packages/__VUE/tabbar/doc.en-US.md b/src/packages/__VUE/tabbar/doc.en-US.md
@@ -49,6 +49,10 @@ The bardge logo component is used internally and its properties can be applied d
 
 > demo: tabbar quantity
 
+### Before Switch version
+
+> demo: tabbar before-switch
+
 ### Fixed Bottom
 
 > demo: tabbar fixed
@@ -59,12 +63,13 @@ The bardge logo component is used internally and its properties can be applied d
 
 | Attribute | Description | Type | Default |
 | --- | --- | --- | --- |
-| v-model:visible | The index value of the selected label | number | `0` |
+| v-model:visible | The index value of the selected label | string \| number | `0` |
 | bottom | Whether to fix the bottom | boolean | `false` |
 | unactive-color | Color of unactive tab item | string | `#7d7e80` |
 | active-color | Color of active tab item | string | `#1989fa` |
 | safe-area-inset-bottom | Whether to enable bottom safe area adaptation | boolean | `false` |
 | placeholder | Whether to generate a placeholder element when fixed | boolean | `false` |
+| before-switch `version` | hook before switch event | `(data, value) => boolean \| Promise<boolean>` | `() => true` |
 
 ### TabbarItem Props
 
@@ -93,7 +98,12 @@ The bardge logo component is used internally and its properties can be applied d
 The component exports the following type definitions:
 
 ```js
-import type { TabbarProps, TabbarInstance, TabbarItemProps, TabbarItemInstance } from '@nutui/nutui';
+import type {
+  TabbarProps,
+  TabbarInstance,
+  TabbarItemProps,
+  TabbarItemInstance
+} from '@nutui/nutui';
 ```
 
 ## Theming

diff --git a/src/packages/__VUE/tabbar/doc.md b/src/packages/__VUE/tabbar/doc.md
@@ -49,7 +49,11 @@ app.use(TabbarItem)
 
 > demo: tabbar quantity
 
-### 固定底部，可自由跳转
+### 切换前的回调 version
+
+> demo: tabbar before-switch
+
+### 固定底部
 
 > demo: tabbar fixed
 
@@ -59,12 +63,13 @@ app.use(TabbarItem)
 
 | 参数 | 说明 | 类型 | 默认值 |
 | --- | --- | --- | --- |
-| v-model | 选中标签的索引值或者名称 | number | `0` |
+| v-model | 选中标签的索引值或者名称 | string \| number | `0` |
 | bottom | 是否固定在页面底部 | boolean | `false` |
 | unactive-color | icon 未激活的颜色 | string | `#7d7e80` |
 | active-color | icon 激活的颜色 | string | `#1989fa` |
 | safe-area-inset-bottom | 是否开启 iphone 系列全面屏底部安全区适配 | boolean | `false` |
 | placeholder | 固定在底部时，是否在标签位置生成一个等高的占位元素 | boolean | `false` |
+| before-switch `version` | 切换前的回调函数，返回 false 时拦截切换操作 | `(data, value) => boolean \| Promise<boolean>` | `() => true` |
 
 ### TabbarItem Props
 
@@ -93,7 +98,12 @@ app.use(TabbarItem)
 组件导出以下类型定义：
 
 ```js
-import type { TabbarProps, TabbarInstance, TabbarItemProps, TabbarItemInstance } from '@nutui/nutui';
+import type {
+  TabbarProps,
+  TabbarInstance,
+  TabbarItemProps,
+  TabbarItemInstance
+} from '@nutui/nutui';
 ```
 
 ## 主题定制