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local.go
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local.go
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package store
import (
"fmt"
"io/ioutil"
"os"
"path"
"github.com/fbsobreira/gotron-sdk/pkg/address"
"github.com/fbsobreira/gotron-sdk/pkg/common"
c "github.com/fbsobreira/gotron-sdk/pkg/common"
"github.com/fbsobreira/gotron-sdk/pkg/keystore"
"github.com/pkg/errors"
homedir "github.com/mitchellh/go-homedir"
)
func init() {
uDir, _ := homedir.Dir()
tronCTLDir := path.Join(uDir, common.DefaultConfigDirName, common.DefaultConfigAccountAliasesDirName)
if _, err := os.Stat(tronCTLDir); os.IsNotExist(err) {
os.MkdirAll(tronCTLDir, 0700)
}
}
// LocalAccounts returns a slice of local account alias names
func LocalAccounts() []string {
uDir, _ := homedir.Dir()
files, _ := ioutil.ReadDir(path.Join(
uDir,
common.DefaultConfigDirName,
common.DefaultConfigAccountAliasesDirName,
))
accounts := []string{}
for _, node := range files {
if node.IsDir() {
accounts = append(accounts, path.Base(node.Name()))
}
}
return accounts
}
var (
describe = fmt.Sprintf("%-24s\t\t%23s\n", "NAME", "ADDRESS")
// ErrNoUnlockBadPassphrase for bad password
ErrNoUnlockBadPassphrase = fmt.Errorf("could not unlock account with passphrase, perhaps need different phrase")
)
// DescribeLocalAccounts will display all the account alias name and their corresponding one address
func DescribeLocalAccounts() {
fmt.Println(describe)
for _, name := range LocalAccounts() {
ks := FromAccountName(name)
allAccounts := ks.Accounts()
for _, account := range allAccounts {
fmt.Printf("%-48s\t%s\n", name, account.Address)
}
}
}
// DoesNamedAccountExist return true if the given string name is an alias account already define,
// and return false otherwise
func DoesNamedAccountExist(name string) bool {
for _, account := range LocalAccounts() {
if account == name {
return true
}
}
return false
}
// AddressFromAccountName Returns address for account name if exists
func AddressFromAccountName(name string) (string, error) {
ks := FromAccountName(name)
// FIXME: Assume 1 account per keystore for now
for _, account := range ks.Accounts() {
return account.Address.String(), nil
}
return "", fmt.Errorf("keystore not found")
}
// FromAddress will return nil if the Base58 string is not found in the imported accounts
func FromAddress(addr string) *keystore.KeyStore {
for _, name := range LocalAccounts() {
ks := FromAccountName(name)
allAccounts := ks.Accounts()
for _, account := range allAccounts {
if addr == account.Address.String() {
return ks
}
}
}
return nil
}
// FromAccountName get account from name
func FromAccountName(name string) *keystore.KeyStore {
uDir, _ := homedir.Dir()
p := path.Join(uDir, c.DefaultConfigDirName, c.DefaultConfigAccountAliasesDirName, name)
return keystore.ForPath(p)
}
// DefaultLocation get deafault location
func DefaultLocation() string {
uDir, _ := homedir.Dir()
return path.Join(uDir, c.DefaultConfigDirName, c.DefaultConfigAccountAliasesDirName)
}
// SetDefaultLocation set deafault location
func SetDefaultLocation(directory string) {
c.DefaultConfigDirName = directory
uDir, _ := homedir.Dir()
tronCTLDir := path.Join(uDir, common.DefaultConfigDirName, common.DefaultConfigAccountAliasesDirName)
if _, err := os.Stat(tronCTLDir); os.IsNotExist(err) {
os.MkdirAll(tronCTLDir, 0700)
}
}
// UnlockedKeystore return keystore unlocked
func UnlockedKeystore(from, passphrase string) (*keystore.KeyStore, *keystore.Account, error) {
sender, err := address.Base58ToAddress(from)
if err != nil {
return nil, nil, fmt.Errorf("address not valid: %s", from)
}
ks := FromAddress(from)
if ks == nil {
return nil, nil, fmt.Errorf("could not open local keystore for %s", from)
}
account, lookupErr := ks.Find(keystore.Account{Address: sender})
if lookupErr != nil {
return nil, nil, fmt.Errorf("could not find %s in keystore", from)
}
if unlockError := ks.Unlock(account, passphrase); unlockError != nil {
return nil, nil, errors.Wrap(ErrNoUnlockBadPassphrase, unlockError.Error())
}
return ks, &account, nil
}