Commit e2d9d34c authored by astaxie's avatar astaxie Committed by GitHub

Merge pull request #2272 from szyhf/Fix#2263

Another Fix to #2263
parents bdb52583 b5c29d61
......@@ -16,6 +16,8 @@ package orm
import (
"fmt"
"reflect"
"strings"
)
// mysql operators.
......@@ -96,6 +98,83 @@ func (d *dbBaseMysql) IndexExists(db dbQuerier, table string, name string) bool
return cnt > 0
}
// InsertOrUpdate a row
// If your primary key or unique column conflict will update
// If no will insert
// Add "`" for mysql sql building
func (d *dbBaseMysql) InsertOrUpdate(q dbQuerier, mi *modelInfo, ind reflect.Value, a *alias, args ...string) (int64, error) {
iouStr := ""
argsMap := map[string]string{}
iouStr = "ON DUPLICATE KEY UPDATE"
//Get on the key-value pairs
for _, v := range args {
kv := strings.Split(v, "=")
if len(kv) == 2 {
argsMap[strings.ToLower(kv[0])] = kv[1]
}
}
isMulti := false
names := make([]string, 0, len(mi.fields.dbcols)-1)
Q := d.ins.TableQuote()
values, _, err := d.collectValues(mi, ind, mi.fields.dbcols, true, true, &names, a.TZ)
if err != nil {
return 0, err
}
marks := make([]string, len(names))
updateValues := make([]interface{}, 0)
updates := make([]string, len(names))
for i, v := range names {
marks[i] = "?"
valueStr := argsMap[strings.ToLower(v)]
if valueStr != "" {
updates[i] = "`" + v + "`" + "=" + valueStr
} else {
updates[i] = "`" + v + "`" + "=?"
updateValues = append(updateValues, values[i])
}
}
values = append(values, updateValues...)
sep := fmt.Sprintf("%s, %s", Q, Q)
qmarks := strings.Join(marks, ", ")
qupdates := strings.Join(updates, ", ")
columns := strings.Join(names, sep)
multi := len(values) / len(names)
if isMulti {
qmarks = strings.Repeat(qmarks+"), (", multi-1) + qmarks
}
//conflitValue maybe is a int,can`t use fmt.Sprintf
query := fmt.Sprintf("INSERT INTO %s%s%s (%s%s%s) VALUES (%s) %s "+qupdates, Q, mi.table, Q, Q, columns, Q, qmarks, iouStr)
d.ins.ReplaceMarks(&query)
if isMulti || !d.ins.HasReturningID(mi, &query) {
res, err := q.Exec(query, values...)
if err == nil {
if isMulti {
return res.RowsAffected()
}
return res.LastInsertId()
}
return 0, err
}
row := q.QueryRow(query, values...)
var id int64
err = row.Scan(&id)
return id, err
}
// create new mysql dbBaser.
func newdbBaseMysql() dbBaser {
b := new(dbBaseMysql)
......
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