fix: get_user_quota 返回 was_paid 字段

src/db.rs

@@ -682,12 +682,12 @@ pub async fn refund_payment_order(
 pub async fn get_user_quota(
     pool: &PgPool,
     user_id: i32,
-) -> Result<(i64, bool, Option<chrono::DateTime<chrono::Utc>>), AppError> {
+) -> Result<(i64, bool, Option<chrono::DateTime<chrono::Utc>>, bool), AppError> {
     let user = get_user_by_id(pool, user_id).await?;
     let is_paid_active = user.is_paid
         && user.paid_expires_at.map_or(true, |expires| expires > chrono::Utc::now());
     let used = count_user_weather_data(pool, user_id).await?;
-    Ok((used, is_paid_active, user.paid_expires_at))
+    Ok((used, is_paid_active, user.paid_expires_at, user.is_paid))
 }
 
 // ===== 收藏功能 DB 函数 =====

src/handlers/payment.rs

@@ -1071,7 +1071,7 @@ pub async fn get_user_quota(
 
     let is_maintenance = std::env::var("PAYMENT_MAINTENANCE_MODE").ok() == Some("true".to_string());
 
-    let (used, is_paid_active, paid_expires_at) =
+    let (used, is_paid_active, paid_expires_at, was_paid) =
         db::get_user_quota(pool.get_ref(), user_id).await?;
 
     // 维护模式使用更高的临时限额，但非会员仍然有限制防止滥用
@@ -1097,6 +1097,7 @@ pub async fn get_user_quota(
             "unlimited": unlimited,
             "is_paid_active": active,
             "paid_expires_at": paid_expires_at,
+            "was_paid": was_paid,
             "maintenance_mode": is_maintenance,
         }
     })))