status-go/multiaccounts/settings/database.go

859 lines
22 KiB
Go

package settings
import (
"context"
"database/sql"
"encoding/json"
"fmt"
"sync"
"time"
"github.com/ethereum/go-ethereum/log"
"github.com/status-im/status-go/common/dbsetup"
"github.com/status-im/status-go/eth-node/types"
"github.com/status-im/status-go/multiaccounts/errors"
"github.com/status-im/status-go/nodecfg"
"github.com/status-im/status-go/params"
"github.com/status-im/status-go/sqlite"
)
type Notifier func(SettingField, interface{})
var (
// dbInstances holds a map of singleton instances of Database
dbInstances map[string]*Database
// mutex guards the instantiation of the dbInstances values, to prevent any concurrent instantiations
mutex sync.Mutex
)
// Database sql wrapper for operations with browser objects.
type Database struct {
db *sql.DB
SyncQueue chan SyncSettingField
changesSubscriptions []chan *SyncSettingField
notifier Notifier
}
// MakeNewDB ensures that a singleton instance of Database is returned per sqlite db file
func MakeNewDB(db *sql.DB) (*Database, error) {
filename, err := dbsetup.GetDBFilename(db)
if err != nil {
return nil, err
}
d := &Database{
db: db,
SyncQueue: make(chan SyncSettingField, 100),
}
// An empty filename means that the sqlite database is held in memory
// In this case we don't want to restrict the instantiation
if filename == "" {
return d, nil
}
// Lock to protect the map from concurrent access
mutex.Lock()
defer mutex.Unlock()
// init dbInstances if it hasn't been already
if dbInstances == nil {
dbInstances = map[string]*Database{}
}
// If we haven't seen this database file before make an instance
if _, ok := dbInstances[filename]; !ok {
dbInstances[filename] = d
}
// Check if the current dbInstance is closed, if closed assign new Database
if err := dbInstances[filename].db.Ping(); err != nil {
dbInstances[filename] = d
}
return dbInstances[filename], nil
}
func (db *Database) GetDB() *sql.DB {
return db.db
}
func (db *Database) GetSyncQueue() chan SyncSettingField {
return db.SyncQueue
}
func (db *Database) GetChangesSubscriptions() []chan *SyncSettingField {
return db.changesSubscriptions
}
func (db *Database) GetNotifier() Notifier {
return db.notifier
}
func (db *Database) SetSettingsNotifier(n Notifier) {
db.notifier = n
}
// TODO remove photoPath from settings
func (db *Database) CreateSettings(s Settings, n params.NodeConfig) error {
tx, err := db.db.BeginTx(context.Background(), &sql.TxOptions{})
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
// don't shadow original error
_ = tx.Rollback()
}()
_, err = tx.Exec(`
INSERT INTO settings (
address,
currency,
current_network,
dapps_address,
device_name,
preferred_name,
display_name,
bio,
eip1581_address,
installation_id,
key_uid,
keycard_instance_uid,
keycard_paired_on,
keycard_pairing,
latest_derived_path,
mnemonic,
name,
networks,
photo_path,
preview_privacy,
public_key,
signing_phrase,
wallet_root_address,
synthetic_id,
current_user_status,
profile_pictures_show_to,
profile_pictures_visibility,
url_unfurling_mode,
omit_transfers_history_scan,
mnemonic_was_not_shown,
wallet_token_preferences_group_by_community,
wallet_collectible_preferences_group_by_collection,
wallet_collectible_preferences_group_by_community,
test_networks_enabled,
fleet
) VALUES (
?,?,?,?,?,?,?,?,?,?,?,?,?,?,
?,?,?,?,?,?,?,?,?,'id',?,?,?,?,?,?,?,?,?,?,?)`,
s.Address,
s.Currency,
s.CurrentNetwork,
s.DappsAddress,
s.DeviceName,
s.PreferredName,
s.DisplayName,
s.Bio,
s.EIP1581Address,
s.InstallationID,
s.KeyUID,
s.KeycardInstanceUID,
s.KeycardPairedOn,
s.KeycardPairing,
s.LatestDerivedPath,
s.Mnemonic,
s.Name,
s.Networks,
s.PhotoPath,
s.PreviewPrivacy,
s.PublicKey,
s.SigningPhrase,
s.WalletRootAddress,
s.CurrentUserStatus,
s.ProfilePicturesShowTo,
s.ProfilePicturesVisibility,
s.URLUnfurlingMode,
s.OmitTransfersHistoryScan,
s.MnemonicWasNotShown,
s.TokenGroupByCommunity,
s.CollectibleGroupByCollection,
s.CollectibleGroupByCommunity,
s.TestNetworksEnabled,
s.Fleet,
)
if err != nil {
return err
}
if s.DisplayName != "" {
now := time.Now().Unix()
query := db.buildUpdateSyncClockQueryForField(DisplayName)
_, err := tx.Exec(query, uint64(now), uint64(now))
if err != nil {
return err
}
}
return nodecfg.SaveConfigWithTx(tx, &n)
}
func (db *Database) getSettingFieldFromReactName(reactName string) (SettingField, error) {
for _, s := range SettingFieldRegister {
if s.GetReactName() == reactName {
return s, nil
}
}
return SettingField{}, errors.ErrInvalidConfig
}
func (db *Database) makeSelectRow(setting SettingField) *sql.Row {
query := "SELECT %s FROM settings WHERE synthetic_id = 'id'"
query = fmt.Sprintf(query, setting.GetDBName())
return db.db.QueryRow(query)
}
func (db *Database) makeSelectString(setting SettingField) (string, error) {
var result sql.NullString
err := db.makeSelectRow(setting).Scan(&result)
if err == sql.ErrNoRows {
return "", nil
}
if result.Valid {
return result.String, nil
}
return "", err
}
func (db *Database) saveSetting(setting SettingField, value interface{}) error {
query := "UPDATE settings SET %s = ? WHERE synthetic_id = 'id'"
query = fmt.Sprintf(query, setting.GetDBName())
update, err := db.db.Prepare(query)
if err != nil {
return err
}
_, err = update.Exec(value)
if err != nil {
return err
}
if db.notifier != nil {
db.notifier(setting, value)
}
return nil
}
func (db *Database) parseSaveAndSyncSetting(sf SettingField, value interface{}) (err error) {
if sf.ValueCastHandler() != nil {
value, err = sf.ValueCastHandler()(value)
if err != nil {
return err
}
}
if sf.ValueHandler() != nil {
value, err = sf.ValueHandler()(value)
if err != nil {
return err
}
}
// TODO(samyoul) this is ugly as hell need a more elegant solution
if NodeConfig.GetReactName() == sf.GetReactName() {
if err = nodecfg.SaveNodeConfig(db.db, value.(*params.NodeConfig)); err != nil {
return err
}
value = nil
}
err = db.saveSetting(sf, value)
if err != nil {
return err
}
if sf.GetDBName() == DBColumnMnemonic {
mnemonicRemoved := value == nil || value.(string) == ""
err = db.saveSetting(MnemonicRemoved, mnemonicRemoved)
if err != nil {
return err
}
sf = MnemonicRemoved
value = mnemonicRemoved
}
if sf.CanSync(FromInterface) {
db.SyncQueue <- SyncSettingField{sf, value}
}
db.postChangesToSubscribers(&SyncSettingField{sf, value})
return nil
}
// SaveSetting stores data from any non-sync source
// If the field requires syncing the field data is pushed on to the SyncQueue
func (db *Database) SaveSetting(setting string, value interface{}) error {
sf, err := db.getSettingFieldFromReactName(setting)
if err != nil {
return err
}
return db.parseSaveAndSyncSetting(sf, value)
}
// SaveSettingField is identical in functionality to SaveSetting, except the setting parameter is a SettingField and
// doesn't require any SettingFieldRegister lookup.
// This func is useful if you already know the SettingField to save
func (db *Database) SaveSettingField(sf SettingField, value interface{}) error {
return db.parseSaveAndSyncSetting(sf, value)
}
func (db *Database) DeleteMnemonic() error {
return db.saveSetting(Mnemonic, nil)
}
// SaveSyncSetting stores setting data from a sync protobuf source, note it does not call SettingField.ValueHandler()
// nor does this function attempt to write to the Database.SyncQueue,
// yet it still writes to Database.changesSubscriptions.
func (db *Database) SaveSyncSetting(setting SettingField, value interface{}, clock uint64) error {
ls, err := db.GetSettingLastSynced(setting)
if err != nil {
return err
}
if clock <= ls {
return errors.ErrNewClockOlderThanCurrent
}
err = db.SetSettingLastSynced(setting, clock)
if err != nil {
return err
}
err = db.saveSetting(setting, value)
if err != nil {
return err
}
db.postChangesToSubscribers(&SyncSettingField{setting, value})
return nil
}
func (db *Database) GetSettingLastSynced(setting SettingField) (result uint64, err error) {
query := "SELECT %s FROM settings_sync_clock WHERE synthetic_id = 'id'"
query = fmt.Sprintf(query, setting.GetDBName())
err = db.db.QueryRow(query).Scan(&result)
if err != nil {
return 0, err
}
return result, nil
}
func (db *Database) buildUpdateSyncClockQueryForField(setting SettingField) string {
query := "UPDATE settings_sync_clock SET %s = ? WHERE synthetic_id = 'id' AND %s < ?"
return fmt.Sprintf(query, setting.GetDBName(), setting.GetDBName())
}
func (db *Database) SetSettingLastSynced(setting SettingField, clock uint64) error {
query := db.buildUpdateSyncClockQueryForField(setting)
_, err := db.db.Exec(query, clock, clock)
return err
}
func (db *Database) GetSettings() (Settings, error) {
var s Settings
err := db.db.QueryRow(`
SELECT
address, anon_metrics_should_send, chaos_mode, currency, current_network,
custom_bootnodes, custom_bootnodes_enabled, dapps_address, display_name, bio, eip1581_address, fleet,
hide_home_tooltip, installation_id, key_uid, keycard_instance_uid, keycard_paired_on, keycard_pairing,
last_updated, latest_derived_path, link_preview_request_enabled, link_previews_enabled_sites, log_level,
mnemonic, mnemonic_removed, name, networks, notifications_enabled, push_notifications_server_enabled,
push_notifications_from_contacts_only, remote_push_notifications_enabled, send_push_notifications,
push_notifications_block_mentions, photo_path, pinned_mailservers, preferred_name, preview_privacy, public_key,
remember_syncing_choice, signing_phrase, stickers_packs_installed, stickers_packs_pending, stickers_recent_stickers,
syncing_on_mobile_network, default_sync_period, use_mailservers, messages_from_contacts_only, usernames, appearance,
profile_pictures_show_to, profile_pictures_visibility, wallet_root_address, wallet_set_up_passed, wallet_visible_tokens,
waku_bloom_filter_mode, webview_allow_permission_requests, current_user_status, send_status_updates, gif_recents,
gif_favorites, opensea_enabled, last_backup, backup_enabled, telemetry_server_url, auto_message_enabled, gif_api_key,
test_networks_enabled, mutual_contact_enabled, profile_migration_needed, is_goerli_enabled, wallet_token_preferences_group_by_community, url_unfurling_mode,
omit_transfers_history_scan, mnemonic_was_not_shown, wallet_show_community_asset_when_sending_tokens, wallet_display_assets_below_balance,
wallet_display_assets_below_balance_threshold, wallet_collectible_preferences_group_by_collection, wallet_collectible_preferences_group_by_community,
peer_syncing_enabled
FROM
settings
WHERE
synthetic_id = 'id'`).Scan(
&s.Address,
&s.AnonMetricsShouldSend,
&s.ChaosMode,
&s.Currency,
&s.CurrentNetwork,
&s.CustomBootnodes,
&s.CustomBootnodesEnabled,
&s.DappsAddress,
&s.DisplayName,
&s.Bio,
&s.EIP1581Address,
&s.Fleet,
&s.HideHomeTooltip,
&s.InstallationID,
&s.KeyUID,
&s.KeycardInstanceUID,
&s.KeycardPairedOn,
&s.KeycardPairing,
&s.LastUpdated,
&s.LatestDerivedPath,
&s.LinkPreviewRequestEnabled,
&s.LinkPreviewsEnabledSites,
&s.LogLevel,
&s.Mnemonic,
&s.MnemonicRemoved,
&s.Name,
&s.Networks,
&s.NotificationsEnabled,
&s.PushNotificationsServerEnabled,
&s.PushNotificationsFromContactsOnly,
&s.RemotePushNotificationsEnabled,
&s.SendPushNotifications,
&s.PushNotificationsBlockMentions,
&s.PhotoPath,
&s.PinnedMailserver,
&s.PreferredName,
&s.PreviewPrivacy,
&s.PublicKey,
&s.RememberSyncingChoice,
&s.SigningPhrase,
&s.StickerPacksInstalled,
&s.StickerPacksPending,
&s.StickersRecentStickers,
&s.SyncingOnMobileNetwork,
&s.DefaultSyncPeriod,
&s.UseMailservers,
&s.MessagesFromContactsOnly,
&s.Usernames,
&s.Appearance,
&s.ProfilePicturesShowTo,
&s.ProfilePicturesVisibility,
&s.WalletRootAddress,
&s.WalletSetUpPassed,
&s.WalletVisibleTokens,
&s.WakuBloomFilterMode,
&s.WebViewAllowPermissionRequests,
&sqlite.JSONBlob{Data: &s.CurrentUserStatus},
&s.SendStatusUpdates,
&sqlite.JSONBlob{Data: &s.GifRecents},
&sqlite.JSONBlob{Data: &s.GifFavorites},
&s.OpenseaEnabled,
&s.LastBackup,
&s.BackupEnabled,
&s.TelemetryServerURL,
&s.AutoMessageEnabled,
&s.GifAPIKey,
&s.TestNetworksEnabled,
&s.MutualContactEnabled,
&s.ProfileMigrationNeeded,
&s.IsGoerliEnabled,
&s.TokenGroupByCommunity,
&s.URLUnfurlingMode,
&s.OmitTransfersHistoryScan,
&s.MnemonicWasNotShown,
&s.ShowCommunityAssetWhenSendingTokens,
&s.DisplayAssetsBelowBalance,
&s.DisplayAssetsBelowBalanceThreshold,
&s.CollectibleGroupByCollection,
&s.CollectibleGroupByCommunity,
&s.PeerSyncingEnabled,
)
return s, err
}
// We should remove this and realated things once mobile team starts usign `settings_notifications` package
func (db *Database) GetNotificationsEnabled() (result bool, err error) {
err = db.makeSelectRow(NotificationsEnabled).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetProfilePicturesVisibility() (result int, err error) {
err = db.makeSelectRow(ProfilePicturesVisibility).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetPublicKey() (string, error) {
return db.makeSelectString(PublicKey)
}
func (db *Database) GetFleet() (string, error) {
return db.makeSelectString(Fleet)
}
func (db *Database) GetDappsAddress() (rst types.Address, err error) {
err = db.makeSelectRow(DappsAddress).Scan(&rst)
if err == sql.ErrNoRows {
return rst, nil
}
return
}
func (db *Database) GetPinnedMailservers() (rst map[string]string, err error) {
rst = make(map[string]string)
var pinnedMailservers string
err = db.db.QueryRow("SELECT COALESCE(pinned_mailservers, '') FROM settings WHERE synthetic_id = 'id'").Scan(&pinnedMailservers)
if err == sql.ErrNoRows || pinnedMailservers == "" {
return rst, nil
}
err = json.Unmarshal([]byte(pinnedMailservers), &rst)
if err != nil {
return nil, err
}
return
}
func (db *Database) CanUseMailservers() (result bool, err error) {
err = db.makeSelectRow(UseMailservers).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) CanSyncOnMobileNetwork() (result bool, err error) {
err = db.makeSelectRow(SyncingOnMobileNetwork).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetDefaultSyncPeriod() (result uint32, err error) {
err = db.makeSelectRow(DefaultSyncPeriod).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetMessagesFromContactsOnly() (result bool, err error) {
err = db.makeSelectRow(MessagesFromContactsOnly).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetProfilePicturesShowTo() (result int64, err error) {
err = db.makeSelectRow(ProfilePicturesShowTo).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetLatestDerivedPath() (result uint, err error) {
err = db.makeSelectRow(LatestDerivedPath).Scan(&result)
return
}
func (db *Database) GetCurrentStatus(status interface{}) error {
err := db.makeSelectRow(CurrentUserStatus).Scan(&sqlite.JSONBlob{Data: &status})
if err == sql.ErrNoRows {
return nil
}
return err
}
func (db *Database) ShouldBroadcastUserStatus() (result bool, err error) {
err = db.makeSelectRow(SendStatusUpdates).Scan(&result)
// If the `send_status_updates` value is nil the sql.ErrNoRows will be returned
// because this feature is opt out, `true` should be returned in the case where no value is found
if err == sql.ErrNoRows {
return true, nil
}
return result, err
}
func (db *Database) BackupEnabled() (result bool, err error) {
err = db.makeSelectRow(BackupEnabled).Scan(&result)
if err == sql.ErrNoRows {
return true, nil
}
return result, err
}
func (db *Database) AutoMessageEnabled() (result bool, err error) {
err = db.makeSelectRow(AutoMessageEnabled).Scan(&result)
if err == sql.ErrNoRows {
return true, nil
}
return result, err
}
func (db *Database) LastBackup() (result uint64, err error) {
err = db.makeSelectRow(LastBackup).Scan(&result)
if err == sql.ErrNoRows {
return 0, nil
}
return result, err
}
func (db *Database) SetLastBackup(time uint64) error {
return db.SaveSettingField(LastBackup, time)
}
func (db *Database) SetBackupFetched(fetched bool) error {
return db.SaveSettingField(BackupFetched, fetched)
}
func (db *Database) BackupFetched() (result bool, err error) {
err = db.makeSelectRow(BackupFetched).Scan(&result)
if err == sql.ErrNoRows {
return true, nil
}
return result, err
}
func (db *Database) ENSName() (string, error) {
return db.makeSelectString(PreferredName)
}
func (db *Database) DeviceName() (string, error) {
return db.makeSelectString(DeviceName)
}
func (db *Database) DisplayName() (string, error) {
return db.makeSelectString(DisplayName)
}
func (db *Database) Bio() (string, error) {
return db.makeSelectString(Bio)
}
func (db *Database) Mnemonic() (string, error) {
return db.makeSelectString(Mnemonic)
}
func (db *Database) MnemonicRemoved() (result bool, err error) {
err = db.makeSelectRow(MnemonicRemoved).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetMnemonicWasNotShown() (result bool, err error) {
err = db.makeSelectRow(MnemonicWasNotShown).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GifAPIKey() (string, error) {
return db.makeSelectString(GifAPIKey)
}
func (db *Database) MutualContactEnabled() (result bool, err error) {
err = db.makeSelectRow(MutualContactEnabled).Scan(&result)
return result, err
}
func (db *Database) GifRecents() (recents json.RawMessage, err error) {
err = db.makeSelectRow(GifRecents).Scan(&sqlite.JSONBlob{Data: &recents})
if err == sql.ErrNoRows {
return nil, err
}
return recents, nil
}
func (db *Database) GifFavorites() (favorites json.RawMessage, err error) {
err = db.makeSelectRow(GifFavourites).Scan(&sqlite.JSONBlob{Data: &favorites})
if err == sql.ErrNoRows {
return nil, err
}
return favorites, nil
}
func (db *Database) GetPreferredUsername() (string, error) {
return db.makeSelectString(PreferredName)
}
func (db *Database) GetCurrency() (string, error) {
return db.makeSelectString(Currency)
}
func (db *Database) GetInstalledStickerPacks() (rst *json.RawMessage, err error) {
err = db.makeSelectRow(StickersPacksInstalled).Scan(&rst)
return
}
func (db *Database) GetPendingStickerPacks() (rst *json.RawMessage, err error) {
err = db.makeSelectRow(StickersPacksPending).Scan(&rst)
return
}
func (db *Database) GetRecentStickers() (rst *json.RawMessage, err error) {
err = db.makeSelectRow(StickersRecentStickers).Scan(&rst)
return
}
func (db *Database) SetPinnedMailservers(mailservers map[string]string) error {
return db.SaveSettingField(PinnedMailservers, mailservers)
}
func (db *Database) SetUseMailservers(value bool) error {
return db.SaveSettingField(UseMailservers, value)
}
func (db *Database) GetWalletRootAddress() (rst types.Address, err error) {
err = db.makeSelectRow(WalletRootAddress).Scan(&rst)
if err == sql.ErrNoRows {
return rst, nil
}
return
}
func (db *Database) GetEIP1581Address() (rst types.Address, err error) {
err = db.makeSelectRow(EIP1581Address).Scan(&rst)
if err == sql.ErrNoRows {
return rst, nil
}
return
}
func (db *Database) GetMasterAddress() (rst types.Address, err error) {
err = db.makeSelectRow(MasterAddress).Scan(&rst)
if err == sql.ErrNoRows {
return rst, nil
}
return
}
func (db *Database) GetTestNetworksEnabled() (result bool, err error) {
err = db.makeSelectRow(TestNetworksEnabled).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetIsGoerliEnabled() (result bool, err error) {
err = db.makeSelectRow(IsGoerliEnabled).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) SetPeerSyncingEnabled(value bool) error {
return db.SaveSettingField(PeerSyncingEnabled, value)
}
func (db *Database) SetSyncingOnMobileNetwork(value bool) error {
err := db.SaveSettingField(SyncingOnMobileNetwork, value)
if err != nil {
return err
}
return db.SaveSettingField(RememberSyncingChoice, true)
}
func (db *Database) GetPeerSyncingEnabled() (result bool, err error) {
err = db.makeSelectRow(PeerSyncingEnabled).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) GetTokenGroupByCommunity() (result bool, err error) {
err = db.makeSelectRow(TokenGroupByCommunity).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) SetTokenGroupByCommunity(value bool) error {
return db.SaveSettingField(TokenGroupByCommunity, value)
}
func (db *Database) GetCollectibleGroupByCollection() (result bool, err error) {
err = db.makeSelectRow(CollectibleGroupByCollection).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) SetCollectibleGroupByCollection(value bool) error {
return db.SaveSettingField(CollectibleGroupByCollection, value)
}
func (db *Database) GetCollectibleGroupByCommunity() (result bool, err error) {
err = db.makeSelectRow(CollectibleGroupByCommunity).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) SetCollectibleGroupByCommunity(value bool) error {
return db.SaveSettingField(CollectibleGroupByCommunity, value)
}
func (db *Database) GetTelemetryServerURL() (string, error) {
return db.makeSelectString(TelemetryServerURL)
}
func (db *Database) ProfileMigrationNeeded() (result bool, err error) {
err = db.makeSelectRow(ProfileMigrationNeeded).Scan(&result)
return result, err
}
func (db *Database) URLUnfurlingMode() (result int64, err error) {
err = db.makeSelectRow(URLUnfurlingMode).Scan(&result)
if err == sql.ErrNoRows {
return result, nil
}
return result, err
}
func (db *Database) SubscribeToChanges() chan *SyncSettingField {
s := make(chan *SyncSettingField, 100)
db.changesSubscriptions = append(db.changesSubscriptions, s)
return s
}
func (db *Database) postChangesToSubscribers(change *SyncSettingField) {
// Publish on channels, drop if buffer is full
for _, s := range db.changesSubscriptions {
select {
case s <- change:
default:
log.Warn("settings changes subscription channel full, dropping message")
}
}
}
func (db *Database) MnemonicWasShown() error {
return db.SaveSettingField(MnemonicWasNotShown, false)
}