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|
package gorm
import (
"fmt"
)
type search struct {
db *DB
whereConditions []map[string]interface{}
orConditions []map[string]interface{}
notConditions []map[string]interface{}
havingConditions []map[string]interface{}
joinConditions []map[string]interface{}
initAttrs []interface{}
assignAttrs []interface{}
selects map[string]interface{}
omits []string
orders []interface{}
preload []searchPreload
offset interface{}
limit interface{}
group string
tableName string
raw bool
Unscoped bool
ignoreOrderQuery bool
}
type searchPreload struct {
schema string
conditions []interface{}
}
func (s *search) clone() *search {
clone := search{
db: s.db,
whereConditions: make([]map[string]interface{}, len(s.whereConditions)),
orConditions: make([]map[string]interface{}, len(s.orConditions)),
notConditions: make([]map[string]interface{}, len(s.notConditions)),
havingConditions: make([]map[string]interface{}, len(s.havingConditions)),
joinConditions: make([]map[string]interface{}, len(s.joinConditions)),
initAttrs: make([]interface{}, len(s.initAttrs)),
assignAttrs: make([]interface{}, len(s.assignAttrs)),
selects: s.selects,
omits: make([]string, len(s.omits)),
orders: make([]interface{}, len(s.orders)),
preload: make([]searchPreload, len(s.preload)),
offset: s.offset,
limit: s.limit,
group: s.group,
tableName: s.tableName,
raw: s.raw,
Unscoped: s.Unscoped,
ignoreOrderQuery: s.ignoreOrderQuery,
}
for i, value := range s.whereConditions {
clone.whereConditions[i] = value
}
for i, value := range s.orConditions {
clone.orConditions[i] = value
}
for i, value := range s.notConditions {
clone.notConditions[i] = value
}
for i, value := range s.havingConditions {
clone.havingConditions[i] = value
}
for i, value := range s.joinConditions {
clone.joinConditions[i] = value
}
for i, value := range s.initAttrs {
clone.initAttrs[i] = value
}
for i, value := range s.assignAttrs {
clone.assignAttrs[i] = value
}
for i, value := range s.omits {
clone.omits[i] = value
}
for i, value := range s.orders {
clone.orders[i] = value
}
for i, value := range s.preload {
clone.preload[i] = value
}
return &clone
}
func (s *search) Where(query interface{}, values ...interface{}) *search {
s.whereConditions = append(s.whereConditions, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) Not(query interface{}, values ...interface{}) *search {
s.notConditions = append(s.notConditions, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) Or(query interface{}, values ...interface{}) *search {
s.orConditions = append(s.orConditions, 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 interface{}, reorder ...bool) *search {
if len(reorder) > 0 && reorder[0] {
s.orders = []interface{}{}
}
if value != nil && value != "" {
s.orders = append(s.orders, value)
}
return s
}
func (s *search) Select(query interface{}, args ...interface{}) *search {
s.selects = map[string]interface{}{"query": query, "args": args}
return s
}
func (s *search) Omit(columns ...string) *search {
s.omits = columns
return s
}
func (s *search) Limit(limit interface{}) *search {
s.limit = limit
return s
}
func (s *search) Offset(offset interface{}) *search {
s.offset = offset
return s
}
func (s *search) Group(query string) *search {
s.group = s.getInterfaceAsSQL(query)
return s
}
func (s *search) Having(query interface{}, values ...interface{}) *search {
if val, ok := query.(*SqlExpr); ok {
s.havingConditions = append(s.havingConditions, map[string]interface{}{"query": val.expr, "args": val.args})
} else {
s.havingConditions = append(s.havingConditions, map[string]interface{}{"query": query, "args": values})
}
return s
}
func (s *search) Joins(query string, values ...interface{}) *search {
s.joinConditions = append(s.joinConditions, map[string]interface{}{"query": query, "args": values})
return s
}
func (s *search) Preload(schema string, values ...interface{}) *search {
var preloads []searchPreload
for _, preload := range s.preload {
if preload.schema != schema {
preloads = append(preloads, preload)
}
}
preloads = append(preloads, searchPreload{schema, values})
s.preload = preloads
return s
}
func (s *search) Raw(b bool) *search {
s.raw = b
return s
}
func (s *search) unscoped() *search {
s.Unscoped = true
return s
}
func (s *search) Table(name string) *search {
s.tableName = name
return s
}
func (s *search) getInterfaceAsSQL(value interface{}) (str string) {
switch value.(type) {
case string, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
str = fmt.Sprintf("%v", value)
default:
s.db.AddError(ErrInvalidSQL)
}
if str == "-1" {
return ""
}
return
}
|
