余额查询

src/main/java/com/plexpt/chatgpt/ChatGPT.java

@@ -4,18 +4,25 @@
 import com.plexpt.chatgpt.api.Api;
 import com.plexpt.chatgpt.entity.BaseResponse;
 import com.plexpt.chatgpt.entity.billing.CreditGrantsResponse;
+import com.plexpt.chatgpt.entity.billing.SubscriptionData;
+import com.plexpt.chatgpt.entity.billing.UseageResponse;
 import com.plexpt.chatgpt.entity.chat.ChatCompletion;
 import com.plexpt.chatgpt.entity.chat.ChatCompletionResponse;
 import com.plexpt.chatgpt.entity.chat.Message;
 import com.plexpt.chatgpt.exception.ChatException;
 
 import java.math.BigDecimal;
 import java.net.Proxy;
+import java.text.SimpleDateFormat;
 import java.util.Arrays;
+import java.util.Date;
 import java.util.List;
+import java.util.Locale;
 import java.util.Objects;
 import java.util.concurrent.TimeUnit;
 
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.RandomUtil;
 import cn.hutool.http.ContentType;
 import cn.hutool.http.Header;
@@ -179,10 +186,17 @@ public CreditGrantsResponse creditGrants() {
      * @return
      */
     public BigDecimal balance() {
-        Single<CreditGrantsResponse> creditGrants = apiClient.creditGrants();
-        CreditGrantsResponse response = creditGrants.blockingGet();
+        Single<SubscriptionData> subscription = apiClient.subscription();
+        SubscriptionData subscriptionData = subscription.blockingGet();
+        BigDecimal total = subscriptionData.getHardLimitUsd();
+        DateTime start = DateUtil.offsetDay(new Date(), -90);
+        DateTime end = DateUtil.offsetDay(new Date(), 1);
 
-        return response.getTotalAvailable();
+        Single<UseageResponse> usage = apiClient.usage(formatDate(start), formatDate(end));
+        UseageResponse useageResponse = usage.blockingGet();
+        BigDecimal used = useageResponse.getTotalUsage().divide(BigDecimal.valueOf(100));
+
+        return total.subtract(used);
     }
 
     /**
@@ -199,4 +213,8 @@ public static BigDecimal balance(String key) {
         return chatGPT.balance();
     }
 
+    public static String formatDate(Date date) {
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd", Locale.getDefault());
+        return sdf.format(date);
+    }
 }

src/main/java/com/plexpt/chatgpt/api/Api.java

@@ -1,13 +1,16 @@
 package com.plexpt.chatgpt.api;
 
 import com.plexpt.chatgpt.entity.billing.CreditGrantsResponse;
+import com.plexpt.chatgpt.entity.billing.SubscriptionData;
+import com.plexpt.chatgpt.entity.billing.UseageResponse;
 import com.plexpt.chatgpt.entity.chat.ChatCompletion;
 import com.plexpt.chatgpt.entity.chat.ChatCompletionResponse;
 
 import io.reactivex.Single;
 import retrofit2.http.Body;
 import retrofit2.http.GET;
 import retrofit2.http.POST;
+import retrofit2.http.Query;
 
 
 /**
@@ -31,5 +34,18 @@ public interface Api {
     @GET("dashboard/billing/credit_grants")
     Single<CreditGrantsResponse> creditGrants();
 
+    /**
+     * 余额查询
+     */
+    @GET("v1/dashboard/billing/subscription")
+    Single<SubscriptionData> subscription();
+
+    /**
+     * 余额查询
+     */
+    @GET("v1/dashboard/billing/usage")
+    Single<UseageResponse> usage(@Query("start_date") String startDate,
+                                 @Query("end_date") String endDate);
+
 
 }

src/main/java/com/plexpt/chatgpt/entity/billing/Grants.java

@@ -14,4 +14,5 @@ public class Grants {
     private String object;
     @JsonProperty("data")
     private List<Datum> data;
+
 }

src/main/java/com/plexpt/chatgpt/entity/billing/SubscriptionData.java

@@ -0,0 +1,18 @@
+package com.plexpt.chatgpt.entity.billing;
+
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.math.BigDecimal;
+
+import lombok.Data;
+
+@Data
+public class SubscriptionData {
+
+    /**
+     * 赠送金额：美元
+     */
+    @JsonProperty("hard_limit_usd")
+    private BigDecimal hardLimitUsd;
+}

src/main/java/com/plexpt/chatgpt/entity/billing/UseageResponse.java

@@ -0,0 +1,23 @@
+package com.plexpt.chatgpt.entity.billing;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.math.BigDecimal;
+
+import lombok.Data;
+
+/**
+ * 余额查询接口返回值
+ *
+ * @author plexpt
+ */
+@Data
+public class UseageResponse {
+
+    /**
+     * 总使用金额：美元
+     */
+    @JsonProperty("total_usage")
+    private BigDecimal totalUsage;
+
+}