94 lines
2.1 KiB
Go
94 lines
2.1 KiB
Go
package schema
|
|
|
|
import (
|
|
"reflect"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/vmihailenco/msgpack/v5"
|
|
|
|
"github.com/uptrace/bun/dialect"
|
|
"github.com/uptrace/bun/dialect/sqltype"
|
|
"github.com/uptrace/bun/internal"
|
|
)
|
|
|
|
func FieldAppender(dialect Dialect, field *Field) AppenderFunc {
|
|
if field.Tag.HasOption("msgpack") {
|
|
return appendMsgpack
|
|
}
|
|
|
|
switch strings.ToUpper(field.UserSQLType) {
|
|
case sqltype.JSON, sqltype.JSONB:
|
|
return AppendJSONValue
|
|
}
|
|
|
|
return dialect.Appender(field.StructField.Type)
|
|
}
|
|
|
|
func Append(fmter Formatter, b []byte, v interface{}, custom CustomAppender) []byte {
|
|
switch v := v.(type) {
|
|
case nil:
|
|
return dialect.AppendNull(b)
|
|
case bool:
|
|
return dialect.AppendBool(b, v)
|
|
case int:
|
|
return strconv.AppendInt(b, int64(v), 10)
|
|
case int32:
|
|
return strconv.AppendInt(b, int64(v), 10)
|
|
case int64:
|
|
return strconv.AppendInt(b, v, 10)
|
|
case uint:
|
|
return strconv.AppendUint(b, uint64(v), 10)
|
|
case uint32:
|
|
return strconv.AppendUint(b, uint64(v), 10)
|
|
case uint64:
|
|
return strconv.AppendUint(b, v, 10)
|
|
case float32:
|
|
return dialect.AppendFloat32(b, v)
|
|
case float64:
|
|
return dialect.AppendFloat64(b, v)
|
|
case string:
|
|
return dialect.AppendString(b, v)
|
|
case time.Time:
|
|
return dialect.AppendTime(b, v)
|
|
case []byte:
|
|
return dialect.AppendBytes(b, v)
|
|
case QueryAppender:
|
|
return AppendQueryAppender(fmter, b, v)
|
|
default:
|
|
vv := reflect.ValueOf(v)
|
|
if vv.Kind() == reflect.Ptr && vv.IsNil() {
|
|
return dialect.AppendNull(b)
|
|
}
|
|
appender := Appender(vv.Type(), custom)
|
|
return appender(fmter, b, vv)
|
|
}
|
|
}
|
|
|
|
func appendMsgpack(fmter Formatter, b []byte, v reflect.Value) []byte {
|
|
hexEnc := internal.NewHexEncoder(b)
|
|
|
|
enc := msgpack.GetEncoder()
|
|
defer msgpack.PutEncoder(enc)
|
|
|
|
enc.Reset(hexEnc)
|
|
if err := enc.EncodeValue(v); err != nil {
|
|
return dialect.AppendError(b, err)
|
|
}
|
|
|
|
if err := hexEnc.Close(); err != nil {
|
|
return dialect.AppendError(b, err)
|
|
}
|
|
|
|
return hexEnc.Bytes()
|
|
}
|
|
|
|
func AppendQueryAppender(fmter Formatter, b []byte, app QueryAppender) []byte {
|
|
bb, err := app.AppendQuery(fmter, b)
|
|
if err != nil {
|
|
return dialect.AppendError(b, err)
|
|
}
|
|
return bb
|
|
}
|