surrealpatch/txn/dt.go

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2019-11-20 13:20:27 +00:00
// Copyright © 2016 Abcum Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package txn
import (
"context"
"github.com/abcum/surreal/cnf"
"github.com/abcum/surreal/kvs"
"github.com/abcum/surreal/sql"
"github.com/abcum/surreal/util/keys"
)
func (t *TX) AllDT(ctx context.Context, ns, db string) (out []*sql.DefineTokenStatement, err error) {
var kvs []kvs.KV
key := &keys.DT{KV: cnf.Settings.DB.Base, NS: ns, DB: db, TK: keys.Ignore}
if kvs, err = t.GetP(ctx, 0, key.Encode(), 0); err != nil {
return
}
for _, kv := range kvs {
val := &sql.DefineTokenStatement{}
val.Decode(kv.Val())
out = append(out, val)
}
return
}
func (t *TX) GetDT(ctx context.Context, ns, db, tk string) (val *sql.DefineTokenStatement, err error) {
var kv kvs.KV
key := &keys.DT{KV: cnf.Settings.DB.Base, NS: ns, DB: db, TK: tk}
if kv, err = t.Get(ctx, 0, key.Encode()); err != nil {
return nil, err
}
if !kv.Exi() {
return nil, ErrorDTNotFound
}
val = &sql.DefineTokenStatement{}
val.Decode(kv.Val())
return
}