I-7543历史合同无法在微信端显示

src/main/webapp/WEB-INF/classes/wx/WX100/con_contract_list_query.lwm

@@ -31,7 +31,7 @@
        t1.contract_status,
        (select v.code_value_name
           from sys_code_values_v v
-         where v.code = decode(t1.sign_type,
+         where v.code = decode(nvl(t1.sign_type,'PAPER_SIGN'),
                                'PAPER_SIGN',
                                'CON_PAPER_SIGN_STATUS',
                                'ELE_SIGN',
@@ -98,11 +98,11 @@
                    and rownum = 1) sign_url
   from con_contract t1
  where t1.data_class = 'NORMAL'
-   and t1.sign_contract_status = decode(t1.contract_status,'NEW','SIGN',t1.sign_contract_status)
+   and nvl(t1.sign_contract_status,'SIGN') = decode(t1.contract_status,'NEW','SIGN',nvl(t1.sign_contract_status,'SIGN'))
    and t1.contract_status in
        (select v.code_value
           from sys_code_values_v v
-         where v.code = decode(t1.sign_type,
+         where v.code = decode(nvl(t1.sign_type,'PAPER_SIGN'),
                                'PAPER_SIGN',
                                'CON_PAPER_SIGN_STATUS',
                                'ELE_SIGN',