添加代码注释

src/main/java/com/edgec/browserbackend/account/controller/AccountController.java

@@ -248,13 +248,16 @@ public class AccountController {
     }
 
     /**
-     * 账户充值
+     * 使用微信进行账户充值
      */
     @RequestMapping(path = "/0xwxpayputorder/{amount}", method = RequestMethod.GET)
     public UserPaymentDto wechatPayCallback(Principal principal, @PathVariable int amount) {
         return paymentService.wxPutPayOrder(principal.getName(), amount);
     }
 
+    /**
+     * 使用微信进行账户充值成功后，微信会调用该接口
+     */
     @RequestMapping(path = "/0xwxpaycallback/{tradno}", method = RequestMethod.GET)
     public String wechatPayCallback(@PathVariable String tradno) {
         return paymentService.wechatPayCallback(tradno);

src/main/java/com/edgec/browserbackend/account/domain/Account.java

@@ -67,8 +67,14 @@ public class Account {
      */
     private int permission = -1;
 
+    /**
+     * 注册成功后，当前用户的邀请码，用于邀请别人获取佣金
+     */
     private Promotion promotion;
 
+    /**
+     * 注册时，其他用户给当前用户的邀请码
+     */
     private String promotionCode;
 
     private String comment;

src/main/java/com/edgec/browserbackend/account/repository/AccountRepositoryCustomImpl.java

@@ -59,8 +59,6 @@ public class AccountRepositoryCustomImpl implements AccountRepositoryCustom {
         basicQuery.addCriteria(where("promotion.code").is(code).and("parent").exists(false));
 
         Account account = mongoTemplate.findOne(basicQuery, Account.class);
-        if (account == null)
-            return null;
         return account;
     }
 }

src/main/java/com/edgec/browserbackend/account/repository/UserPaymentRepositoryCustomImpl.java

@@ -24,10 +24,7 @@ public class UserPaymentRepositoryCustomImpl implements UserPaymentRepositoryCus
         update.set("succeed", result);
         UpdateResult operation = mongoTemplate.updateFirst(basicQuery, update, UserPayment.class);
 
-        if (operation.getModifiedCount() < 1)
-            return false;
-        else
-            return true;
+        return operation.getModifiedCount() >= 1;
     }
 }
 

src/main/java/com/edgec/browserbackend/browser/task/PaymentTask.java

@@ -32,6 +32,7 @@ public class PaymentTask {
         long now = System.currentTimeMillis();
         Date date_5min = new Date(now - 5 * 60 * 1000);
         Date date_10min = new Date(now - 10 * 60 * 1000);
+        // 查找 5-10 分钟内 支付状态为 false 的订单
         List<UserPayment> unfinishedPayments = userPaymentRepository.findAllByPaymentDateBetweenAndSucceed(
                 ZonedDateTime.ofInstant(date_10min.toInstant(), ZoneId.systemDefault()),
                 ZonedDateTime.ofInstant(date_5min.toInstant(), ZoneId.systemDefault()),
@@ -41,8 +42,8 @@ public class PaymentTask {
             unfinishedPayments.forEach(
                     payment -> {
                         PaymentMethod paymentMethod = payment.getPaymentMethod();
-
                         try {
+                            // 自动调用 微信或者支付宝的支付接口来确认 支付状态
                             if (PaymentMethod.WECHAT.equals(paymentMethod)) {
                                 paymentService.wxCheckOrderStatus(payment.getTradeNo());
                             }