mirror of https://github.com/go-gitea/gitea.git
99 lines
1.8 KiB
Go
99 lines
1.8 KiB
Go
// Copyright 2016 The Xorm Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package builder
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
)
|
|
|
|
func (b *Builder) selectWriteTo(w Writer) error {
|
|
if len(b.tableName) <= 0 {
|
|
return errors.New("no table indicated")
|
|
}
|
|
|
|
if _, err := fmt.Fprint(w, "SELECT "); err != nil {
|
|
return err
|
|
}
|
|
if len(b.selects) > 0 {
|
|
for i, s := range b.selects {
|
|
if _, err := fmt.Fprint(w, s); err != nil {
|
|
return err
|
|
}
|
|
if i != len(b.selects)-1 {
|
|
if _, err := fmt.Fprint(w, ","); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if _, err := fmt.Fprint(w, "*"); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if _, err := fmt.Fprint(w, " FROM ", b.tableName); err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, v := range b.joins {
|
|
if _, err := fmt.Fprintf(w, " %s JOIN %s ON ", v.joinType, v.joinTable); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := v.joinCond.WriteTo(w); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if b.cond.IsValid() {
|
|
if _, err := fmt.Fprint(w, " WHERE "); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := b.cond.WriteTo(w); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if len(b.groupBy) > 0 {
|
|
if _, err := fmt.Fprint(w, " GROUP BY ", b.groupBy); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if len(b.having) > 0 {
|
|
if _, err := fmt.Fprint(w, " HAVING ", b.having); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if len(b.orderBy) > 0 {
|
|
if _, err := fmt.Fprint(w, " ORDER BY ", b.orderBy); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// OrderBy orderBy SQL
|
|
func (b *Builder) OrderBy(orderBy string) *Builder {
|
|
b.orderBy = orderBy
|
|
return b
|
|
}
|
|
|
|
// GroupBy groupby SQL
|
|
func (b *Builder) GroupBy(groupby string) *Builder {
|
|
b.groupBy = groupby
|
|
return b
|
|
}
|
|
|
|
// Having having SQL
|
|
func (b *Builder) Having(having string) *Builder {
|
|
b.having = having
|
|
return b
|
|
}
|