lbcwallet/wallet/unstable.go

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// Copyright (c) 2016 The Decred developers
// Copyright (c) 2017 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package wallet
import (
"github.com/btcsuite/btcd/chaincfg/chainhash"
"github.com/btcsuite/btcwallet/walletdb"
"github.com/btcsuite/btcwallet/wtxmgr"
)
type unstableAPI struct {
w *Wallet
}
// UnstableAPI exposes additional unstable public APIs for a Wallet. These APIs
// may be changed or removed at any time. Currently this type exists to ease
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// the transition (particularly for the legacy JSON-RPC server) from using
// exported manager packages to a unified wallet package that exposes all
// functionality by itself. New code should not be written using this API.
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func UnstableAPI(w *Wallet) unstableAPI { return unstableAPI{w} } // nolint:golint
// TxDetails calls wtxmgr.Store.TxDetails under a single database view transaction.
func (u unstableAPI) TxDetails(txHash *chainhash.Hash) (*wtxmgr.TxDetails, error) {
var details *wtxmgr.TxDetails
err := walletdb.View(u.w.db, func(dbtx walletdb.ReadTx) error {
txmgrNs := dbtx.ReadBucket(wtxmgrNamespaceKey)
var err error
details, err = u.w.TxStore.TxDetails(txmgrNs, txHash)
return err
})
return details, err
}
// RangeTransactions calls wtxmgr.Store.RangeTransactions under a single
// database view tranasction.
func (u unstableAPI) RangeTransactions(begin, end int32, f func([]wtxmgr.TxDetails) (bool, error)) error {
return walletdb.View(u.w.db, func(dbtx walletdb.ReadTx) error {
txmgrNs := dbtx.ReadBucket(wtxmgrNamespaceKey)
return u.w.TxStore.RangeTransactions(txmgrNs, begin, end, f)
})
}