move dcr related capability to the package

Author: dreacot

dcr.go

@@ -0,0 +1,58 @@
+package dcrlibwallet
+
+import (
+	// "context"
+	// "fmt"
+	"os"
+	"path/filepath"
+
+	"decred.org/dcrwallet/v2/errors"
+
+	"github.com/asdine/storm"
+	// "github.com/asdine/storm/q"
+
+	bolt "go.etcd.io/bbolt"
+
+	"github.com/planetdecred/dcrlibwallet/wallets/dcr"
+)
+
+func initializeDCRWallet(rootDir, dbDriver, netType string) (*storm.DB, string, error) {
+	var mwDB *storm.DB
+	
+	rootDir = filepath.Join(rootDir, netType, "dcr")
+	err := os.MkdirAll(rootDir, os.ModePerm)
+	if err != nil {
+		return mwDB, "", errors.Errorf("failed to create dcr rootDir: %v", err)
+	}
+
+	err = initLogRotator(filepath.Join(rootDir, logFileName))
+	if err != nil {
+		return mwDB, "", errors.Errorf("failed to init dcr logRotator: %v", err.Error())
+	}
+
+	mwDB, err = storm.Open(filepath.Join(rootDir, walletsDbName))
+	if err != nil {
+		log.Errorf("Error opening dcr wallets database: %s", err.Error())
+		if err == bolt.ErrTimeout {
+			// timeout error occurs if storm fails to acquire a lock on the database file
+			return mwDB, "", errors.E(ErrWalletDatabaseInUse)
+		}
+		return mwDB, "", errors.Errorf("error opening dcr wallets database: %s", err.Error())
+	}
+
+	// init database for saving/reading wallet objects
+	err = mwDB.Init(&dcr.Wallet{})
+	if err != nil {
+		log.Errorf("Error initializing wallets database: %s", err.Error())
+		return mwDB, "", err
+	}
+
+	// init database for saving/reading proposal objects
+	err = mwDB.Init(&dcr.Proposal{})
+	if err != nil {
+		log.Errorf("Error initializing wallets database: %s", err.Error())
+		return mwDB, "", err
+	}
+
+	return mwDB, rootDir, nil
+}

dexclient.go

@@ -105,7 +105,7 @@ func (mw *MultiWallet) prepareDexSupportForDcrWalletLibrary() error {
 			return nil, fmt.Errorf("account error: %v", err)
 		}
 
-		walletDesc := fmt.Sprintf("%q in %s", wallet.Name, wallet.dataDir)
+		walletDesc := fmt.Sprintf("%q in %s", wallet.Name, wallet.DataDir)
 		return dexdcr.NewSpvWallet(wallet.Internal(), walletDesc, chainParams, logger.SubLogger("DLWL")), nil
 	}
 

go.mod

@@ -5,6 +5,12 @@ require (
 	decred.org/dcrwallet/v2 v2.0.2-0.20220505152146-ece5da349895
 	github.com/DataDog/zstd v1.4.8 // indirect
 	github.com/asdine/storm v0.0.0-20190216191021-fe89819f6282
+	github.com/btcsuite/btcd v0.22.0-beta.0.20211026140004-31791ba4dc6e // indirect
+	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f // indirect
+	github.com/btcsuite/btcutil v1.0.3-0.20210527170813-e2ba6805a890 // indirect
+	github.com/btcsuite/btcwallet v0.12.0 // indirect
+	github.com/btcsuite/btcwallet/walletdb v1.4.0 // indirect
+	github.com/btcsuite/btcwallet/wtxmgr v1.3.0 // indirect
 	github.com/companyzero/sntrup4591761 v0.0.0-20220309191932-9e0f3af2f07a // indirect
 	github.com/dchest/siphash v1.2.3 // indirect
 	github.com/decred/base58 v1.0.4 // indirect
@@ -16,6 +22,7 @@ require (
 	github.com/decred/dcrd/dcrutil/v4 v4.0.0
 	github.com/decred/dcrd/gcs/v3 v3.0.0
 	github.com/decred/dcrd/hdkeychain/v3 v3.1.0
+	github.com/decred/dcrd/rpc/jsonrpc/types/v3 v3.0.0
 	github.com/decred/dcrd/txscript/v4 v4.0.0
 	github.com/decred/dcrd/wire v1.5.0
 	github.com/decred/dcrdata/v7 v7.0.0-20211216152310-365c9dc820eb
@@ -26,6 +33,7 @@ require (
 	github.com/jessevdk/go-flags v1.5.0 // indirect
 	github.com/jrick/logrotate v1.0.0
 	github.com/kevinburke/nacl v0.0.0-20190829012316-f3ed23dbd7f8
+	github.com/lightninglabs/neutrino v0.13.1-0.20211214231330-53b628ce1756 // indirect
 	github.com/onsi/ginkgo v1.14.0
 	github.com/onsi/gomega v1.10.1
 	github.com/planetdecred/dcrlibwallet/dexdcr v0.0.0-20220223161805-c736f970653d