gorm/search.go

108 lines
2.4 KiB
Go

package gorm
import "strconv"
type search struct {
whereClause []map[string]interface{}
orClause []map[string]interface{}
notClause []map[string]interface{}
initAttrs []interface{}
assignAttrs []interface{}
orders []string
selectStr string
offsetStr string
limitStr string
unscope bool
}
func (s *search) clone() *search {
return &search{
whereClause: s.whereClause,
orClause: s.orClause,
notClause: s.notClause,
initAttrs: s.initAttrs,
assignAttrs: s.assignAttrs,
orders: s.orders,
selectStr: s.selectStr,
offsetStr: s.offsetStr,
limitStr: s.limitStr,
unscope: s.unscope,
}
}
func (s *search) where(query interface{}, values ...interface{}) *search {
s.whereClause = append(s.whereClause, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) not(query interface{}, values ...interface{}) *search {
s.notClause = append(s.notClause, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) or(query interface{}, values ...interface{}) *search {
s.orClause = append(s.orClause, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) attrs(attrs ...interface{}) *search {
s.initAttrs = append(s.initAttrs, toSearchableMap(attrs...))
return s
}
func (s *search) assign(attrs ...interface{}) *search {
s.assignAttrs = append(s.assignAttrs, toSearchableMap(attrs...))
return s
}
func (s *search) order(value string, reorder ...bool) *search {
if len(reorder) > 0 && reorder[0] {
s.orders = []string{value}
} else {
s.orders = append(s.orders, value)
}
return s
}
func (s *search) selects(value interface{}) *search {
if str, err := getInterfaceAsString(value); err == nil {
s.selectStr = str
}
return s
}
func (s *search) limit(value interface{}) *search {
if str, err := getInterfaceAsString(value); err == nil {
s.limitStr = str
}
return s
}
func (s *search) offset(value interface{}) *search {
if str, err := getInterfaceAsString(value); err == nil {
s.offsetStr = str
}
return s
}
func (s *search) unscoped() *search {
s.unscope = true
return s
}
func getInterfaceAsString(value interface{}) (str string, err error) {
switch value := value.(type) {
case string:
str = value
case int:
if value < 0 {
str = ""
} else {
str = strconv.Itoa(value)
}
default:
err = InvalidSql
}
return
}