Refactor getInterfaceAsSql

search.go

@@ -1,6 +1,6 @@
 package gorm
 
-import "strconv"
+import "fmt"
 
 type search struct {
 	db              *DB
@@ -125,54 +125,15 @@ func (s *search) table(name string) *search {
 }
 
 func (s *search) getInterfaceAsSql(value interface{}) (str string) {
-	var s_num int64
-	var u_num uint64
-	var isString, unsigned bool = false, false
-
 	switch value.(type) {
-	case string:
+	case string, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
-		str = value.(string)
+		str = fmt.Sprintf("%v", value)
-		isString = true
-	case int:
-		s_num = int64(value.(int))
-	case int8:
-		s_num = int64(value.(int8))
-	case int16:
-		s_num = int64(value.(int16))
-	case int32:
-		s_num = int64(value.(int32))
-	case int64:
-		s_num = int64(value.(int64))
-	case uint:
-		u_num = uint64(value.(uint))
-		unsigned = true
-	case uint8:
-		u_num = uint64(value.(uint8))
-		unsigned = true
-	case uint16:
-		u_num = uint64(value.(uint16))
-		unsigned = true
-	case uint32:
-		u_num = uint64(value.(uint32))
-		unsigned = true
-	case uint64:
-		u_num = uint64(value.(uint64))
-		unsigned = true
 	default:
 		s.db.err(InvalidSql)
 	}
 
-	if !isString {
+	if str == "-1" {
-		if unsigned {
+		return ""
-			str = strconv.FormatUint(u_num, 10)
-		} else {
-			if s_num < 0 {
-				str = ""
-			} else {
-				str = strconv.FormatInt(s_num, 10)
 	}
-		}
-	}
-
 	return
 }