完成合同下载功能

api/contract.js

@@ -1,6 +1,7 @@
 export const apiArr = {
   ecApply: "/api/v2/wechat/lkl-split-business/ec-apply", //电子合同申请
   ecQuery: "/api/v2/wechat/lkl-split-business/ec-query", //电子合同查询
+  ecDownload: "/api/v2/wechat/lkl-split-business/ec-download", //电子合同下载
   upload: "/api/v2/wechat/lkl-split-business/upload", //附件上传
   applyLedgerReceiver: "/api/v2/wechat/lkl-split-business/apply-ledger-receiver", //分账接收方创建申请
   applyBind: "/api/v2/wechat/lkl-split-business/apply-bind", //分账关系绑定申请

packages/customerService/sign/index.css

@@ -22,7 +22,7 @@ page {
   margin-bottom: 10rpx;
 }
 
-.select-btn{
+.download-btn{
   height: 65rpx;
   border: none;
   border-radius: 10rpx;

packages/customerService/sign/index.vue

@@ -2,6 +2,7 @@
   <view class="contract-apply-container">
     <view class="page-header">
       <h1>合同申请</h1>
+      <button type="button" class="download-btn" @click="download">合同下载</button>
     </view>
 
     <form class="contract-form">
@@ -111,7 +112,7 @@
 </template>
 
 <script>
-import { picUrl, menuButtonInfo, request, NavgateTo } from "../../../utils";
+import { picUrl, menuButtonInfo, request, NavgateTo, RequsetUrl } from "../../../utils";
 import { apiArr } from "../../../api/contract";
 export default {
   data() {
@@ -158,6 +159,88 @@ export default {
     }
   },
   methods: {
+    //下载合同
+    download() {
+      const storeValue = uni.getStorageSync('storeValue');
+      if (!storeValue || !storeValue.ec_apply_id) {
+        uni.showToast({
+          title: '请先提交申请',
+          icon: 'none'
+        });
+        return;
+      }
+      const params = {
+        ec_apply_id: storeValue.ec_apply_id
+      };
+
+      uni.showLoading({
+        title: '下载中',
+        mask: true
+      });
+
+      // 构建完整的下载URL
+      const downloadUrl = `${RequsetUrl}${apiArr.ecDownload}?ec_apply_id=${storeValue.ec_apply_id}`;
+
+      // 调用uni.downloadFile进行文件下载
+      uni.downloadFile({
+        url: downloadUrl,
+        header: {
+          'Authorization': uni.getStorageSync('ctoken')
+        },
+        success: (res) => {
+          uni.hideLoading();
+          // 下载成功，保存文件到本地
+          uni.saveFile({
+            tempFilePath: res.tempFilePath,
+            success: (saveRes) => {
+              uni.showToast({
+                title: '下载成功',
+                icon: 'success'
+              });
+              // 提示用户打开文件
+              uni.showModal({
+                title: '提示',
+                content: '合同已下载完成，是否立即打开？',
+                success: (modalRes) => {
+                  if (modalRes.confirm) {
+                    // 打开文件
+                    uni.openDocument({
+                      filePath: saveRes.savedFilePath,
+                      showMenu: true,
+                      success: (openRes) => {
+                        console.log('文件打开成功');
+                      },
+                      fail: (err) => {
+                        console.error('文件打开失败:', err);
+                        uni.showToast({
+                          title: '文件打开失败',
+                          icon: 'none'
+                        });
+                      }
+                    });
+                  }
+                }
+              });
+            },
+            fail: (err) => {
+              console.error('文件保存失败:', err);
+              uni.showToast({
+                title: '文件保存失败',
+                icon: 'none'
+              });
+            }
+          });
+        },
+        fail: (err) => {
+          uni.hideLoading();
+          console.error('下载请求失败:', err);
+          uni.showToast({
+            title: '下载失败，请稍后重试',
+            icon: 'none'
+          });
+        }
+      });
+    },
     // 合同查询
     ecQuery() {
       const storeValue = uni.getStorageSync('storeValue');
@@ -172,7 +255,6 @@ export default {
         ec_apply_id: storeValue.ec_apply_id
       }
       request(apiArr.ecQuery, "POST", params).then(res => {
-        console.log("🚀 ~ res:", res)
       })
     },
     // 获取合同类别显示文本