fix poi scan code

src/pages/write_off/menu/menu.vue

@@ -39,7 +39,7 @@
             <view class="ws-tit">抖音团购核销</view>
             <view class="ws-ls">
                 <view class="wl-item" @click="toOperate('dypoi')">
-                    <image mode="aspectFit" src="/static/images/write_off/mall.png"></image>
+                    <image mode="aspectFit" src="/static/images/write_off/site.png"></image>
                     <view>抖音团购核销</view>
                 </view>
             </view>

src/pages/write_off/operate/operate.vue

@@ -134,7 +134,12 @@ export default {
             if(writeOffType == 'site')return this.siteGet({ query: _query, vType: _vType, });
             if(writeOffType == 'mall')return this.mallGet({ query: _query, vType: _vType, });
             if(writeOffType == 'dypoi'){
-                let _code = decrypt_text || verify_code;
+                let _code = verify_code;
+                if(decrypt_text){
+                    try{
+                        _code = JSON.parse(decrypt_text)?.code;
+                    }catch(err){console.warn(err)}
+                }
                 return this.dypoiGet({
                     ..._query,
                     code: _code,