From 1c4e56f0fce9cabd06c831b0331b6c2112de2e3c Mon Sep 17 00:00:00 2001
From: qiang <qw13131wang@gmail.com>
Date: Sun, 25 Aug 2024 14:16:35 +0800
Subject: [PATCH 1/3] fix: unable to switch between multiple languages (#39)

---
 playground/app.vue        | 16 ++++++++++++++++
 playground/nuxt.config.ts |  3 ++-
 src/core/options.ts       |  6 ++++--
 3 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/playground/app.vue b/playground/app.vue
index 87e32db..f3aab23 100644
--- a/playground/app.vue
+++ b/playground/app.vue
@@ -1,4 +1,9 @@
 <script setup lang="ts">
+import enUS from 'vant/es/locale/lang/en-US'
+import zhCN from 'vant/es/locale/lang/zh-CN'
+
+const lang = useCurrentLang()
+
 const showCalendar = ref(false)
 const showPopup = ref(false)
 const showCascader = ref(false)
@@ -41,6 +46,13 @@ const onConfirm = (value: Date) => {
 const showImage = (index: number) => {
   showImagePreview({ images: imageList, startPosition: index })
 }
+const changeLocale = () => {
+  if (lang.value === 'en-US') {
+    Locale.use('zh-CN', zhCN)
+  } else {
+    Locale.use('en-US', enUS)
+  }
+}
 
 onMounted(() => {
   showNotify('通知内容')
@@ -87,6 +99,9 @@ onMounted(() => {
         <LazyVanButton type="success" @click="openFloatingPanel">
           Open Floating Panel
         </LazyVanButton>
+        <van-button type="warning" @click="changeLocale">
+          i18n
+        </van-button>
       </van-col>
       <van-col span="4">
         <van-icon name="chat-o" />
@@ -120,6 +135,7 @@ onMounted(() => {
         弹出默认键盘
       </van-cell>
     </van-cell-group>
+    <van-pagination :total-items="24" :items-per-page="5" />
 
     <van-collapse v-model="activeNames">
       <van-collapse-item title="标题1" name="1">
diff --git a/playground/nuxt.config.ts b/playground/nuxt.config.ts
index 3aa991e..7d2484f 100644
--- a/playground/nuxt.config.ts
+++ b/playground/nuxt.config.ts
@@ -4,6 +4,7 @@ import Vant from '..'
 export default defineNuxtConfig({
   modules: [Vant],
   vant: {
-    lazyload: true
+    lazyload: true,
+    imports: ['Locale', 'useCurrentLang']
   }
 })
diff --git a/src/core/options.ts b/src/core/options.ts
index 45baede..e61c48c 100644
--- a/src/core/options.ts
+++ b/src/core/options.ts
@@ -3,7 +3,9 @@ import { libraryName } from '../config'
 
 export function resolveOptions () {
   const nuxt = useNuxt()
-  const regExp = new RegExp(`${libraryName}/es/.*/style/index.mjs`)
 
-  nuxt.options.build.transpile.push(regExp)
+  nuxt.options.build.transpile.push(libraryName)
+  nuxt.options.vite.optimizeDeps ??= {}
+  nuxt.options.vite.optimizeDeps.exclude ??= []
+  nuxt.options.vite.optimizeDeps.exclude.push(libraryName)
 }

From 82b45899cc7e0f608f43f94c6e7522835f82a8c4 Mon Sep 17 00:00:00 2001
From: qiang <qw13131wang@gmail.com>
Date: Sun, 25 Aug 2024 14:57:24 +0800
Subject: [PATCH 2/3] feat: add defaultLocale to replace default locale (#40)

---
 README.md                 |  6 ++++++
 playground/nuxt.config.ts |  1 +
 src/core/index.ts         |  1 +
 src/core/localePlugn.ts   | 34 ++++++++++++++++++++++++++++++++++
 src/module.ts             | 15 +++++++++++++++
 src/types.ts              |  7 +++++++
 6 files changed, 64 insertions(+)
 create mode 100644 src/core/localePlugn.ts

diff --git a/README.md b/README.md
index dbe319a..484e57e 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,12 @@ eg. `{ lazyComponent: true }`
 
 Whether to automatically import styles.
 
+### defaultLocale
+
+- Type: `string`
+
+Replace default locale, you can find locale list [here](https://github.com/youzan/vant/tree/main/packages/vant/src/locale/lang).
+
 ### excludeExports
 
 - Type: `array`
diff --git a/playground/nuxt.config.ts b/playground/nuxt.config.ts
index 7d2484f..afafb99 100644
--- a/playground/nuxt.config.ts
+++ b/playground/nuxt.config.ts
@@ -5,6 +5,7 @@ export default defineNuxtConfig({
   modules: [Vant],
   vant: {
     lazyload: true,
+    defaultLocale: 'en-US',
     imports: ['Locale', 'useCurrentLang']
   }
 })
diff --git a/src/core/index.ts b/src/core/index.ts
index 304302a..9eb0c5c 100644
--- a/src/core/index.ts
+++ b/src/core/index.ts
@@ -1,6 +1,7 @@
 export * from './components'
 export * from './imports'
 export * from './lazyload'
+export * from './localePlugn'
 export * from './options'
 export * from './styles'
 export * from './transformPlugin'
diff --git a/src/core/localePlugn.ts b/src/core/localePlugn.ts
new file mode 100644
index 0000000..c600f0f
--- /dev/null
+++ b/src/core/localePlugn.ts
@@ -0,0 +1,34 @@
+import { createUnplugin } from 'unplugin'
+import MagicString from 'magic-string'
+import type { NuxtOptions } from '@nuxt/schema'
+import { libraryName } from '../config'
+
+interface LocalePluginOptions {
+  sourcemap?: NuxtOptions['sourcemap']['client']
+  locale: string
+}
+
+export const localePlugin = createUnplugin((options: LocalePluginOptions) => {
+  return {
+    name: `${libraryName}:locale`,
+    enforce: 'pre',
+    transformInclude (id) {
+      const regExp = new RegExp(`${libraryName}/es/locale/index`)
+      return !!id.match(regExp)
+    },
+    transform (code, id) {
+      const s = new MagicString(code)
+
+      s.replaceAll('zh-CN', options.locale)
+
+      if (s.hasChanged()) {
+        return {
+          code: s.toString(),
+          map: options.sourcemap
+            ? s.generateMap({ source: id, includeContent: true })
+            : undefined
+        }
+      }
+    }
+  }
+})
diff --git a/src/module.ts b/src/module.ts
index c2e2dff..cd32dbf 100644
--- a/src/module.ts
+++ b/src/module.ts
@@ -6,6 +6,7 @@ import {
   resolveLazyload,
   resolveOptions,
   resolveStyles,
+  localePlugin,
   transformPlugin
 } from './core/index'
 import type { Options } from './types'
@@ -36,6 +37,13 @@ export default defineNuxtModule<Partial<Options>>({
           transformStyles: name => resolveStyles(options, name)
         })
       )
+
+      if (options.defaultLocale && options.defaultLocale !== 'zh-CN') {
+        config.plugins.push(localePlugin.vite({
+          sourcemap: nuxt.options.sourcemap[mode],
+          locale: options.defaultLocale
+        }))
+      }
     })
 
     nuxt.hook('webpack:config', (configs) => {
@@ -51,6 +59,13 @@ export default defineNuxtModule<Partial<Options>>({
             transformStyles: name => resolveStyles(options, name)
           })
         )
+
+        if (options.defaultLocale && options.defaultLocale !== 'zh-CN') {
+          config.plugins.push(localePlugin.webpack({
+            sourcemap: nuxt.options.sourcemap[mode],
+            locale: options.defaultLocale
+          }))
+        }
       })
     })
   }
diff --git a/src/types.ts b/src/types.ts
index aa43dfd..33db723 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -27,6 +27,13 @@ export interface Options extends TransformOptions {
    * @default true
    */
   importStyle: boolean
+  /**
+   * Replace default locale, you can find locale list [here](https://github.com/youzan/vant/tree/main/packages/vant/src/locale/lang).
+   *
+   * @default 'zh-CN'
+   * @example 'en-US'
+   */
+  defaultLocale?: string
   /**
    * Exclude exports from Vant that are not component content.
    *

From 47aa032fa0eb3f9f0db15f89758b8279deea6e0c Mon Sep 17 00:00:00 2001
From: qiang <qw13131wang@gmail.com>
Date: Sun, 25 Aug 2024 15:05:58 +0800
Subject: [PATCH 3/3] chore: releases v1.0.6 (#41)

---
 package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package.json b/package.json
index c8a086c..280a66c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vant/nuxt",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "description": "Vant module for Nuxt",
   "license": "MIT",
   "type": "module",

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