forked from mirror/gorm
143 lines
2.8 KiB
Go
143 lines
2.8 KiB
Go
package gorm
|
|
|
|
import (
|
|
"database/sql"
|
|
"errors"
|
|
|
|
"strconv"
|
|
)
|
|
|
|
type Orm struct {
|
|
TableName string
|
|
PrimaryKey string
|
|
SqlResult sql.Result
|
|
Error error
|
|
Sql string
|
|
SqlVars []interface{}
|
|
Model *Model
|
|
|
|
db *sql.DB
|
|
driver string
|
|
whereClause []map[string]interface{}
|
|
selectStr string
|
|
orderStr string
|
|
offsetInt int
|
|
limitInt int
|
|
operation string
|
|
}
|
|
|
|
func (s *Orm) setModel(model interface{}) (err error) {
|
|
s.Model = s.toModel(model)
|
|
s.TableName = s.Model.TableName()
|
|
s.PrimaryKey = s.Model.PrimaryKeyDb()
|
|
return
|
|
}
|
|
|
|
func (s *Orm) Where(querystring interface{}, args ...interface{}) *Orm {
|
|
s.whereClause = append(s.whereClause, map[string]interface{}{"query": querystring, "args": args})
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Limit(value interface{}) *Orm {
|
|
switch value := value.(type) {
|
|
case string:
|
|
s.limitInt, _ = strconv.Atoi(value)
|
|
case int:
|
|
s.limitInt = value
|
|
default:
|
|
s.Error = errors.New("Can' understand the value of Limit, Should be int")
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Offset(value interface{}) *Orm {
|
|
switch value := value.(type) {
|
|
case string:
|
|
s.offsetInt, _ = strconv.Atoi(value)
|
|
case int:
|
|
s.offsetInt = value
|
|
default:
|
|
s.Error = errors.New("Can' understand the value of Offset, Should be int")
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Order(value interface{}) *Orm {
|
|
switch value := value.(type) {
|
|
case string:
|
|
s.orderStr = value
|
|
default:
|
|
s.Error = errors.New("Can' understand the value of Order, Should be string")
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Count() int64 {
|
|
return 0
|
|
}
|
|
|
|
func (s *Orm) Select(value interface{}) *Orm {
|
|
switch value := value.(type) {
|
|
case string:
|
|
s.selectStr = value
|
|
default:
|
|
s.Error = errors.New("Can' understand the value of Select, Should be string")
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Save(value interface{}) *Orm {
|
|
s.setModel(value)
|
|
if s.Model.PrimaryKeyIsEmpty() {
|
|
s.explain(value, "Create").create(value)
|
|
} else {
|
|
s.explain(value, "Update").update(value)
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Delete(value interface{}) *Orm {
|
|
s.explain(value, "Delete").Exec()
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Update(column string, value string) *Orm {
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Updates(values map[string]string) *Orm {
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Exec(sql ...string) *Orm {
|
|
if len(sql) == 0 {
|
|
s.SqlResult, s.Error = s.db.Exec(s.Sql, s.SqlVars...)
|
|
} else {
|
|
s.SqlResult, s.Error = s.db.Exec(sql[0])
|
|
}
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) First(out interface{}) *Orm {
|
|
s.explain(out, "Query").query(out)
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Find(out interface{}) *Orm {
|
|
s.explain(out, "Query").query(out)
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Or(querystring interface{}, args ...interface{}) *Orm {
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) Not(querystring interface{}, args ...interface{}) *Orm {
|
|
return s
|
|
}
|
|
|
|
func (s *Orm) CreateTable(value interface{}) *Orm {
|
|
s.explain(value, "CreateTable").Exec()
|
|
return s
|
|
}
|