同步

soul-api/internal/handler/ckb.go

@@ -78,6 +78,22 @@ func ckbSign(params map[string]interface{}, apiKey string) string {
 	return hex.EncodeToString(h2[:])
 }
 
+// userHasContentPurchase 与小程序资源对接 requirePurchase 一致：已付章节或全书解锁
+func userHasContentPurchase(db *gorm.DB, userID string) bool {
+	if strings.TrimSpace(userID) == "" {
+		return false
+	}
+	var u model.User
+	if db.Select("has_full_book").Where("id = ?", userID).First(&u).Error == nil {
+		if u.HasFullBook != nil && *u.HasFullBook {
+			return true
+		}
+	}
+	var n int64
+	db.Model(&model.Order{}).Where("user_id = ? AND status = ? AND product_type = ?", userID, "paid", "section").Count(&n)
+	return n > 0
+}
+
 // getCkbLeadApiKey 链接卡若密钥优先级：system_config.site_settings.ckbLeadApiKey > .env CKB_LEAD_API_KEY > 代码内置 ckbAPIKey
 func getCkbLeadApiKey() string {
 	var row model.SystemConfig
@@ -119,6 +135,16 @@ func CKBJoin(c *gin.Context) {
 		c.JSON(http.StatusBadRequest, gin.H{"success": false, "message": "无效的加入类型"})
 		return
 	}
+	if body.Type == "investor" && body.UserID != "" {
+		if !userHasContentPurchase(database.DB(), body.UserID) {
+			c.JSON(http.StatusOK, gin.H{
+				"success":   false,
+				"message":   "请先购买章节或解锁全书后再使用资源对接",
+				"errorCode": "ERR_REQUIRE_PURCHASE",
+			})
+			return
+		}
+	}
 	nickname := strings.TrimSpace(body.Name)
 	if nickname == "" && body.UserID != "" {
 		var u model.User