fix

models/coin.go

@@ -68,8 +68,13 @@ func GetCoinTotal(maps interface{}) (int, error) {
 			term[key] = val
 		}
 	}
-
-	if err := db.Model(&Coin{}).Where("FIND_IN_SET(?, platform_id)", platform_id).Where(term).Count(&count).Error; err != nil {
+	var err error
+	if 0 == platform_id {
+		err = db.Model(&Coin{}).Where(term).Count(&count).Error
+	} else {
+		err = db.Model(&Coin{}).Where("FIND_IN_SET(?, platform_id)", platform_id).Where(term).Count(&count).Error
+	}
+	if err != nil {
 		return 0, err
 	}
 
@@ -93,7 +98,12 @@ func GetCoins(pageNum, pageSize int, maps interface{}) ([]*Coin, error) {
 		}
 	}
 
-	err := db.Where("FIND_IN_SET(?, platform_id)", platform_id).Where(term).Offset(pageNum).Limit(pageSize).Find(&coins).Error
+	var err error
+	if 0 == platform_id {
+		err = db.Where(term).Offset(pageNum).Limit(pageSize).Find(&coins).Error
+	} else {
+		err = db.Where("FIND_IN_SET(?, platform_id)", platform_id).Where(term).Offset(pageNum).Limit(pageSize).Find(&coins).Error
+	}
 
 	if err != nil && err != gorm.ErrRecordNotFound {
 		return nil, err

pkg/util/util.go

@@ -12,7 +12,7 @@ func Setup() {
 
 func ToInt(o interface{}) int {
 	if o == nil {
-		return 0
+		return 1
 	}
 	switch t := o.(type) {
 	case float64: