Merge pull request #13 from Chisonline/master

修复了无法反序列化qr_code url的问题，修正了json_get函数对于'}'']'的错误处理，以及修复了当响应缺少部分可选字段时导致的serde_json解析错误

Author: wandercn

src/pay.rs

@@ -204,7 +204,7 @@ impl Payer for PayClient {
             return Err(Error::new(
                 ErrorKind::Other,
                 format!(
-                    "trede_query failed: {} code:{}",
+                    "trade_query failed: {} code:{}",
                     res.response.sub_msg.unwrap().as_str(),
                     res.response.sub_code.unwrap().as_str()
                 ),
@@ -484,7 +484,7 @@ impl PayClient {
                     .set_biz_content(biz_content)
                     .set_method(biz_content.method().as_str());
                 let res = self.execute(&mut request)?;
-                dbg!(String::from_utf8(res.to_vec()));
+                // dbg!(String::from_utf8(res.to_vec()));
                 let is_pass = sync_verigy_sign(&res)?;
                 if !is_pass {
                     return Err(Error::new(ErrorKind::Other, "syncVerifySign no passed!"));

src/response.rs

@@ -38,12 +38,12 @@ pub struct PayResponse {
     pub point_amount: Option<String>,
     pub invoice_amount: Option<String>,
     pub gmt_payment: Option<String>,
-    pub fund_bill_list: Vec<FundBill>,
+    pub fund_bill_list: Option<Vec<FundBill>>,
     pub card_balance: Option<String>,
     pub store_name: Option<String>,
     pub buyer_user_id: Option<String>,
     pub discount_goods_detail: Option<String>,
-    pub voucher_detail_list: Vec<VoucherDetail>,
+    pub voucher_detail_list: Option<Vec<VoucherDetail>>,
     pub advance_amount: Option<String>,
     pub auth_trade_pay_mode: Option<String>,
     pub charge_amount: Option<String>,
@@ -117,13 +117,13 @@ pub struct QueryResponse {
     pub receipt_amount: Option<String>,
     pub store_id: Option<String>,
     pub terminal_id: Option<String>,
-    pub fund_bill_list: FundBill,
+    pub fund_bill_list: Option<Vec<FundBill>>,
     pub store_name: Option<String>,
     pub buyer_user_id: Option<String>,
     pub charge_amount: Option<String>,
     pub charge_flags: Option<String>,
     pub settlement_id: Option<String>,
-    pub trade_settle_info: Vec<TradeSettleInfo>,
+    pub trade_settle_info: Option<Vec<TradeSettleInfo>>,
     pub auth_trade_pay_mode: Option<String>,
     pub buyer_user_type: Option<String>,
     pub mdiscount_amount: Option<String>,
@@ -235,8 +235,8 @@ pub struct SystemOauthTokenResponse {
 struct OauthTokenInfo {
     access_token: Option<String>,
     alipay_user_id: Option<String>,
-    expires_in: i32,
-    re_expires_in: i32,
+    expires_in: Option<i32>,
+    re_expires_in: Option<i32>,
     refresh_token: Option<String>,
     user_id: Option<String>,
 }
@@ -295,10 +295,10 @@ pub struct RefundResponse {
     pub refund_fee: Option<String>,
     pub refund_currency: Option<String>,
     pub gmt_refund_pay: Option<String>,
-    pub refund_detail_item_list: Vec<TradeFundBill>,
+    pub refund_detail_item_list: Option<Vec<TradeFundBill>>,
     pub store_name: Option<String>,
     pub buyer_user_id: Option<String>,
-    pub refund_preset_paytool_list: Vec<RefundPresetPaytool>,
+    pub refund_preset_paytool_list: Option<Vec<RefundPresetPaytool>>,
     pub refund_settlement_id: Option<String>,
     pub present_refund_buyer_amount: Option<String>,
     pub present_refund_discount_amount: Option<String>,
@@ -308,7 +308,7 @@ pub struct RefundResponse {
 #[skip_serializing_none]
 #[derive(Serialize, Deserialize)]
 pub struct RefundPresetPaytool {
-    pub amount: Vec<String>,
+    pub amount: Option<Vec<String>>,
     pub assert_type_code: Option<String>,
 }
 
@@ -345,9 +345,9 @@ pub struct RefundQueryResponse {
     pub refund_reason: Option<String>,
     pub total_amount: Option<String>,
     pub refund_amount: Option<String>,
-    pub refund_royaltys: Vec<RefundRoyalty>,
+    pub refund_royaltys: Option<Vec<RefundRoyalty>>,
     pub gmt_refund_pay: Option<String>,
-    pub refund_detail_item_list: Vec<TradeFundBill>,
+    pub refund_detail_item_list: Option<Vec<TradeFundBill>>,
     pub send_back_fee: Option<String>,
     pub refund_settlement_id: Option<String>,
     pub present_refund_buyer_amount: Option<String>,
@@ -404,7 +404,7 @@ pub struct PrecreateResponse {
     pub sub_code: Option<String>,
     pub sub_msg: Option<String>,
     pub out_trade_no: Option<String>,
-    pub qrcode: Option<String>,
+    pub qr_code: Option<String>,
 }
 
 //===================================================
@@ -496,7 +496,7 @@ struct AuthTokenAppResponse {
     app_refresh_token: Option<String>,
     expires_in: Option<i32>,
     re_expires_in: Option<i32>,
-    tokens: Vec<Token>,
+    tokens: Option<Vec<Token>>,
 }
 
 #[skip_serializing_none]
@@ -565,7 +565,7 @@ struct AlipayUserCertifyOpenQueryResponse {
     msg: Option<String>,
     sub_code: Option<String>,
     sub_msg: Option<String>,
-    passed: Vec<String>,
+    passed: Option<Vec<String>>,
     identity_info: Option<String>,
     material_info: Option<String>,
 }

src/util.rs

@@ -85,17 +85,19 @@ pub fn json_get(result: &str, key: &str) -> String {
     current = result.as_bytes()[index];
     let mut left_brackets = 0_usize;
     if current == b'{' || current == b'[' {
-        while current != b'}' && current != b']' {
+        loop {
             index += 1;
             current = result.as_bytes()[index];
             if current == b'{' || current == b'[' {
                 left_brackets += 1;
             }
+            
+            if (current == b']' || current == b'}') && left_brackets == 0 {
+                break;
+            }
 
             if (current == b']' || current == b'}') && left_brackets > 0 {
-                index += 1;
                 left_brackets -= 1;
-                current = result.as_bytes()[index];
             }
         }
         end = index + 1;