feat: 文件下载功能-安卓微信是赋值链接浏览器打开&其他是点击直接下载

 import request from '@/utils/request'
 import request from '@/utils/request'
-import { ContentTypeEnum } from '@/utils/httpEnum';
 import config from '@/config'
 import config from '@/config'
 import { getToken } from '@/utils/auth'
 import { getToken } from '@/utils/auth'
 
 
@@ -32,6 +31,20 @@ export function uploadFileApi(data) {
 }
 }
 
 
 /**
 /**
+ * 下载文件通用接口
+ * @param id
+ */
+export function downloadFileApi(id) {
+  return request({
+    url: `/download/security/url`,
+    method: 'get',
+    params: {
+      id
+    },
+  })
+}
+
+/**
  * 回去城市接口 省市区 一次性返回
  * 回去城市接口 省市区 一次性返回
  */
  */
 export function selectorCityApi() {
 export function selectorCityApi() {
@@ -63,4 +76,4 @@ export function generateCodeApi(type) {
       type
       type
     },
     },
   })
   })
-}
+}

@@ -32,9 +32,9 @@
           <view class="row"><text class="label">经营年限</text><text class="value">{{ form.businessYears }}</text></view>
           <view class="row"><text class="label">经营年限</text><text class="value">{{ form.businessYears }}</text></view>
           <view class="row"><text class="label">单位地址</text><text class="value">{{ form.companyAddress }}</text></view>
           <view class="row"><text class="label">单位地址</text><text class="value">{{ form.companyAddress }}</text></view>
           <view class="row"><text class="label">经营范围</text><text class="value">{{ form.businessScope }}</text></view>
           <view class="row"><text class="label">经营范围</text><text class="value">{{ form.businessScope }}</text></view>
-          <view class="row"><text class="label">工商信息</text><text class="value act">{{ form.businessFileName }}</text>
+          <view class="row"><text class="label">工商信息</text><text class="value act" style="color: #2979ff;" @click="downloadFile(form.businessFileId, form.businessFileName)">{{ form.businessFileName }}</text>
           </view>
           </view>
-          <view class="row"><text class="label">股东信息</text><text class="value act">{{ form.shareholderFileName }}</text>
+          <view class="row"><text class="label">股东信息</text><text class="value act" style="color: #2979ff;" @click="downloadFile(form.shareholderFileId, form.shareholderFileName)">{{ form.shareholderFileName }}</text>
           </view>
           </view>
         </view>
         </view>
 
 
@@ -174,6 +174,7 @@
 <script>
 <script>
 import { getDetailApi, getByIdCreditHistoryList, cancelApi } from '@/api/credit_manage.js'
 import { getDetailApi, getByIdCreditHistoryList, cancelApi } from '@/api/credit_manage.js'
 import { getDicName } from '@/utils/dic.js'
 import { getDicName } from '@/utils/dic.js'
+import { downloadFile } from '@/utils/downloadFile.js'
 import { getDicByCodeApi } from '@/api/base.js'
 import { getDicByCodeApi } from '@/api/base.js'
 import CorePersonnel from './corePersonnel.vue'
 import CorePersonnel from './corePersonnel.vue'
 import DetailButtons from '@/components/detail-buttons/index.vue'
 import DetailButtons from '@/components/detail-buttons/index.vue'
@@ -294,6 +295,14 @@ export default {
       const query = '?id=' + encodeURIComponent(id)
       const query = '?id=' + encodeURIComponent(id)
       uni.navigateTo({ url: '/pages/credit_manage/history_detail' + query })
       uni.navigateTo({ url: '/pages/credit_manage/history_detail' + query })
     },
     },
+    /**
+     * 下载文件通用方法
+     * @param id
+     * @param fileName
+     */
+    // async handleDownloadFile(id, fileName) {
+    //   downloadFile(id, fileName)
+    // },
     handleButtonClick(btn) {
     handleButtonClick(btn) {
       if (!btn || btn.disabled) return
       if (!btn || btn.disabled) return
       const map = {
       const map = {
@@ -350,6 +359,7 @@ export default {
       })
       })
     },
     },
     getDicName,
     getDicName,
+    downloadFile,
     getCategoryClass(categoryName) {
     getCategoryClass(categoryName) {
       if (!categoryName) return ''
       if (!categoryName) return ''
       if (categoryName.includes('A') || categoryName.includes('a')) {
       if (categoryName.includes('A') || categoryName.includes('a')) {

+
+import { downloadFileApi } from '@/api/base.js'
+import { getToken } from '@/utils/auth.js'
+
+/**
+     * 下载文件通用方法
+     * @param id
+     * @param fileName
+     */
+export async function downloadFile(id, fileName) {
+    if (!id) return
+    uni.showLoading({ title: '下载中' })
+    try {
+        const res = await downloadFileApi(id);
+        console.log('downloadFileApi__res', res)
+        let url = res.data
+        if (url) {
+            // #ifdef H5
+            // H5环境（包括微信、钉钉等）直接跳转可能不带header，需要把token拼接到url上
+            const token = getToken()
+            if (token) {
+                const separator = url.includes('?') ? '&' : '?'
+                url = `${url}${separator}X-Auth-Token=${token}`
+            }
+            // #endif
+
+            // 统一使用 uni.downloadFile 下载，解决微信浏览器“在浏览器打开”的提示问题
+            uni.downloadFile({
+                url,
+                success: (res) => {
+                    if (res.statusCode === 200) {
+                        const filePath = res.tempFilePath
+
+                        // #ifdef H5
+                        const ua = navigator.userAgent.toLowerCase()
+                        const isAndroid = ua.indexOf('android') > -1 || ua.indexOf('adr') > -1
+                        const isWeChat = ua.indexOf('micromessenger') !== -1
+
+                        if (isWeChat && isAndroid) {
+                            // 安卓微信环境：提示用户去浏览器下载
+                            // 注意：Blob URL在外部浏览器无法访问，所以这里必须使用原始的 url (带token)
+                            // 重新构建带token的原始url
+                            let downloadUrl = url
+                            // 这里我们假设 url 变量在上面已经被处理过（拼接了token），如果没有，重新拼接
+                            if (!downloadUrl.includes('X-Auth-Token')) {
+                                const token = getToken()
+                                if (token) {
+                                    const separator = downloadUrl.includes('?') ? '&' : '?'
+                                    downloadUrl = `${downloadUrl}${separator}X-Auth-Token=${token}`
+                                }
+                            }
+
+                            uni.showModal({
+                                title: '提示',
+                                content: '微信环境下不支持直接下载，请复制链接后在浏览器打开下载',
+                                confirmText: '复制链接',
+                                showCancel: false,
+                                success: function (res) {
+                                    if (res.confirm) {
+                                        uni.setClipboardData({
+                                            data: downloadUrl,
+                                            success: function () {
+                                                uni.showToast({ title: '链接已复制', icon: 'success' })
+                                            }
+                                        })
+                                    }
+                                }
+                            })
+                        } else {
+                            // 其他环境（iOS微信、普通浏览器）使用a标签下载
+                            const link = document.createElement('a')
+                            link.href = filePath
+                            link.download = fileName || 'download'
+                            document.body.appendChild(link)
+                            link.click()
+                            document.body.removeChild(link)
+                        }
+                        // #endif
+
+                        // #ifndef H5
+                        const fileType = fileName ? fileName.substring(fileName.lastIndexOf('.') + 1).toLowerCase() : ''
+                        uni.openDocument({
+                            filePath,
+                            fileType: fileType || undefined,
+                            showMenu: true,
+                            success: function () {
+                                console.log('打开文档成功')
+                            },
+                            fail: function (err) {
+                                console.error('打开文档失败', err)
+                                uni.showToast({ title: '无法打开此文件', icon: 'none' })
+                            }
+                        })
+                        // #endif
+                    } else {
+                        uni.showToast({ title: '下载失败', icon: 'none' })
+                    }
+                },
+                fail: (err) => {
+                    console.error('下载失败', err)
+                    uni.showToast({ title: '下载失败', icon: 'none' })
+                }
+            })
+        } else {
+            uni.showToast({ title: '文件地址无效', icon: 'none' })
+        }
+    } catch (e) {
+        console.error(e)
+        uni.showToast({ title: '下载出错', icon: 'none' })
+    } finally {
+        uni.hideLoading()
+    }
+}