feat: 增加选择并上传接口

pages/API/unicloud-file-api/unicloud-file-api.uvue

@@ -7,6 +7,7 @@
       <view class="uni-padding-wrap uni-common-mt">
         <view class="uni-btn-v uni-common-mt">
           <button type="primary" @click="uploadFile">选择文件上传</button>
+          <button type="primary" @click="chooseAndUploadFile">一个接口选择文件并上传</button>
         </view>
       </view>
     </view>
@@ -62,6 +63,26 @@
             console.error('chooseImage fail: ', err)
           }
         })
+      },
+      chooseAndUploadFile() {
+        uniCloud.chooseAndUploadFile({
+          type: 'image'
+        }).then(function (res) {
+            uni.hideLoading()
+            console.log(res)
+            uni.showModal({
+              content: '上传成功',
+              showCancel: false
+            });
+          })
+          .catch(function (err : any | null) {
+            uni.hideLoading()
+            const error = err as UniCloudError
+            uni.showModal({
+              content: '上传失败，' + error.errMsg,
+              showCancel: false
+            });
+          })
       }
     }
   }