Break find code into sql.go file

orm.go

@@ -2,8 +2,6 @@ package gorm
 
 import (
 	"errors"
-	"fmt"
-	"reflect"
 
 	"strconv"
 
@@ -116,23 +114,12 @@ func (s *Orm) Exec(sql ...string) *Orm {
 }
 
 func (s *Orm) First(out interface{}) *Orm {
-	s.setModel(out)
-	rows, err := s.db.Query("SELECT * from users limit 1")
-	s.Error = err
-	for rows.Next() {
-		dest := reflect.ValueOf(out).Elem()
-		fmt.Printf("%+v", dest)
-		columns, _ := rows.Columns()
-		var values []interface{}
-		for _, value := range columns {
-			values = append(values, dest.FieldByName(value).Addr().Interface())
-		}
-		s.Error = rows.Scan(values...)
-	}
+	s.explain(out, "Query").query(out)
 	return s
 }
 
 func (s *Orm) Find(out interface{}) *Orm {
+	s.explain(out, "Query").query(out)
 	return s
 }
 

sql.go

@@ -1,18 +1,42 @@
 package gorm
 
 import (
+	"reflect"
 	"strings"
 
 	"fmt"
 )
 
-func (s *Orm) explain(value interface{}, operation string) {
+func (s *Orm) explain(value interface{}, operation string) *Orm {
 	s.setModel(value)
 	switch operation {
 	case "Save":
 		s.saveSql(value)
 	case "Delete":
 		s.deleteSql(value)
+	case "Query":
+		s.querySql(value)
+	}
+	return s
+}
+
+func (s *Orm) querySql(out interface{}) {
+	s.Sql = "SELECT * from users limit 1"
+	return
+}
+
+func (s *Orm) query(out interface{}) {
+	rows, err := s.db.Query(s.Sql)
+	s.Error = err
+	for rows.Next() {
+		dest := reflect.ValueOf(out).Elem()
+		fmt.Printf("%+v", dest)
+		columns, _ := rows.Columns()
+		var values []interface{}
+		for _, value := range columns {
+			values = append(values, dest.FieldByName(value).Addr().Interface())
+		}
+		s.Error = rows.Scan(values...)
 	}
 	return
 }