feat: add ticker in backend rather than in clients

services/local-notifications/core_test.go

@@ -11,6 +11,7 @@ import (
 	"github.com/stretchr/testify/require"
 
 	"github.com/status-im/status-go/services/wallet/transfer"
+	"github.com/status-im/status-go/services/wallet/walletevent"
 	"github.com/status-im/status-go/signal"
 	"github.com/status-im/status-go/t/utils"
 
@@ -115,13 +116,13 @@ func TestTransactionNotification(t *testing.T) {
 	require.NoError(t, walletDb.ProcessBlocks(1777, header.Address, big.NewInt(1), lastBlock, []*transfer.DBHeader{header}))
 	require.NoError(t, walletDb.ProcessTranfers(1777, transfers, []*transfer.DBHeader{}))
 
-	feed.Send(transfer.Event{
+	feed.Send(walletevent.Event{
 		Type:        transfer.EventRecentHistoryReady,
 		BlockNumber: big.NewInt(0),
 		Accounts:    []common.Address{header.Address},
 	})
 
-	feed.Send(transfer.Event{
+	feed.Send(walletevent.Event{
 		Type:        transfer.EventNewTransfers,
 		BlockNumber: header.Number,
 		Accounts:    []common.Address{header.Address},

services/local-notifications/transaction.go

@@ -12,6 +12,7 @@ import (
 	"github.com/status-im/status-go/eth-node/types"
 	"github.com/status-im/status-go/multiaccounts/accounts"
 	"github.com/status-im/status-go/services/wallet/transfer"
+	"github.com/status-im/status-go/services/wallet/walletevent"
 )
 
 type transactionState string
@@ -158,7 +159,7 @@ func (s *Service) StartWalletWatcher() {
 	}
 
 	s.walletTransmitter.quit = make(chan struct{})
-	events := make(chan transfer.Event, 10)
+	events := make(chan walletevent.Event, 10)
 	sub := s.walletTransmitter.publisher.Subscribe(events)
 
 	s.walletTransmitter.wg.Add(1)

services/wallet/reader.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"math"
 	"math/big"
+	"time"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
@@ -11,8 +12,12 @@ import (
 	"github.com/status-im/status-go/services/wallet/async"
 	"github.com/status-im/status-go/services/wallet/chain"
 	"github.com/status-im/status-go/services/wallet/token"
+	"github.com/status-im/status-go/services/wallet/walletevent"
 )
 
+// WalletTickReload emitted every 15mn to reload the wallet balance and history
+const EventWalletTickReload walletevent.EventType = "wallet-tick-reload"
+
 func NewReader(s *Service) *Reader {
 	return &Reader{s}
 }
@@ -90,12 +95,18 @@ func getTokenAddresses(tokens []*token.Token) []common.Address {
 }
 
 func (r *Reader) Start(ctx context.Context, chainIDs []uint64) error {
-	accounts, err := r.s.accountsDB.GetAccounts()
+	run := func(context.Context) error {
-	if err != nil {
+		r.s.feed.Send(walletevent.Event{
-		return err
+			Type: EventWalletTickReload,
+		})
+		return nil
 	}
-
+	command := async.FiniteCommand{
-	return r.s.transferController.CheckRecentHistory(chainIDs, getAddresses(accounts))
+		Interval: 10 * time.Second,
+		Runable:  run,
+	}
+	go command.Run(ctx)
+	return nil
 }
 
 func (r *Reader) GetWalletToken(ctx context.Context) (map[common.Address][]Token, error) {

services/wallet/service.go

@@ -55,6 +55,7 @@ func NewService(
 		transactor:            transactor,
 		ens:                   ens,
 		stickers:              stickers,
+		feed:                  accountFeed,
 	}
 }
 
@@ -75,6 +76,7 @@ type Service struct {
 	transactor            *transactions.Transactor
 	ens                   *ens.Service
 	stickers              *stickers.Service
+	feed                  *event.Feed
 }
 
 // Start signals transmitter.

services/wallet/transfer/commands.go

@@ -12,6 +12,20 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/status-im/status-go/services/wallet/async"
 	"github.com/status-im/status-go/services/wallet/chain"
+	"github.com/status-im/status-go/services/wallet/walletevent"
+)
+
+const (
+	// EventNewTransfers emitted when new block was added to the same canonical chan.
+	EventNewTransfers walletevent.EventType = "new-transfers"
+	// EventFetchingRecentHistory emitted when fetching of lastest tx history is started
+	EventFetchingRecentHistory walletevent.EventType = "recent-history-fetching"
+	// EventRecentHistoryReady emitted when fetching of lastest tx history is started
+	EventRecentHistoryReady walletevent.EventType = "recent-history-ready"
+	// EventFetchingHistoryError emitted when fetching of tx history failed
+	EventFetchingHistoryError walletevent.EventType = "fetching-history-error"
+	// EventNonArchivalNodeDetected emitted when a connection to a non archival node is detected
+	EventNonArchivalNodeDetected walletevent.EventType = "non-archival-node-detected"
 )
 
 var (
@@ -172,7 +186,7 @@ func (c *controlCommand) Run(parent context.Context) error {
 		return err
 	}
 
-	c.feed.Send(Event{
+	c.feed.Send(walletevent.Event{
 		Type:     EventFetchingRecentHistory,
 		Accounts: c.accounts,
 	})
@@ -256,9 +270,9 @@ func (c *controlCommand) Run(parent context.Context) error {
 		return err
 	}
 
-	events := map[common.Address]Event{}
+	events := map[common.Address]walletevent.Event{}
 	for _, address := range c.accounts {
-		event := Event{
+		event := walletevent.Event{
 			Type:     EventNewTransfers,
 			Accounts: []common.Address{address},
 		}
@@ -276,7 +290,7 @@ func (c *controlCommand) Run(parent context.Context) error {
 		c.feed.Send(event)
 	}
 
-	c.feed.Send(Event{
+	c.feed.Send(walletevent.Event{
 		Type:        EventRecentHistoryReady,
 		Accounts:    c.accounts,
 		BlockNumber: target,
@@ -297,12 +311,12 @@ func (c *controlCommand) NewError(err error) bool {
 	if nonArchivalNodeError(err) {
 		log.Info("Non archival node detected")
 		c.nonArchivalRPCNode = true
-		c.feed.Send(Event{
+		c.feed.Send(walletevent.Event{
 			Type: EventNonArchivalNodeDetected,
 		})
 	}
 	if c.errorsCount >= 3 {
-		c.feed.Send(Event{
+		c.feed.Send(walletevent.Event{
 			Type:    EventFetchingHistoryError,
 			Message: err.Error(),
 		})

services/wallet/transfer/controller.go

@@ -15,6 +15,7 @@ import (
 	"github.com/status-im/status-go/rpc"
 	"github.com/status-im/status-go/services/wallet/async"
 	"github.com/status-im/status-go/services/wallet/chain"
+	"github.com/status-im/status-go/services/wallet/walletevent"
 )
 
 type Controller struct {
@@ -230,7 +231,7 @@ func (c *Controller) GetTransfersByAddress(ctx context.Context, chainID uint64,
 		from, err := findFirstRange(ctx, address, block, chainClient)
 		if err != nil {
 			if nonArchivalNodeError(err) {
-				c.TransferFeed.Send(Event{
+				c.TransferFeed.Send(walletevent.Event{
 					Type: EventNonArchivalNodeDetected,
 				})
 				from = big.NewInt(0).Sub(block, big.NewInt(100))

services/wallet/transfer/events.go

@@ -1,31 +0,0 @@
-package transfer
-
-import (
-	"math/big"
-
-	"github.com/ethereum/go-ethereum/common"
-)
-
-// EventType type for event types.
-type EventType string
-
-const (
-	// EventNewTransfers emitted when new block was added to the same canonical chan.
-	EventNewTransfers EventType = "new-transfers"
-	// EventFetchingRecentHistory emitted when fetching of lastest tx history is started
-	EventFetchingRecentHistory EventType = "recent-history-fetching"
-	// EventRecentHistoryReady emitted when fetching of lastest tx history is started
-	EventRecentHistoryReady EventType = "recent-history-ready"
-	// EventFetchingHistoryError emitted when fetching of tx history failed
-	EventFetchingHistoryError EventType = "fetching-history-error"
-	// EventNonArchivalNodeDetected emitted when a connection to a non archival node is detected
-	EventNonArchivalNodeDetected EventType = "non-archival-node-detected"
-)
-
-// Event is a type for transfer events.
-type Event struct {
-	Type        EventType        `json:"type"`
-	BlockNumber *big.Int         `json:"blockNumber"`
-	Accounts    []common.Address `json:"accounts"`
-	Message     string           `json:"message"`
-}

services/wallet/transfer/transmitter.go

@@ -6,6 +6,7 @@ import (
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/log"
 
+	"github.com/status-im/status-go/services/wallet/walletevent"
 	"github.com/status-im/status-go/signal"
 )
 
@@ -28,7 +29,7 @@ func (tmr *SignalsTransmitter) Start() error {
 		return nil
 	}
 	tmr.quit = make(chan struct{})
-	events := make(chan Event, 10)
+	events := make(chan walletevent.Event, 10)
 	sub := tmr.publisher.Subscribe(events)
 
 	tmr.wg.Add(1)

services/wallet/walletevent/events.go

@@ -0,0 +1,18 @@
+package walletevent
+
+import (
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common"
+)
+
+// EventType type for event types.
+type EventType string
+
+// Event is a type for transfer events.
+type Event struct {
+	Type        EventType        `json:"type"`
+	BlockNumber *big.Int         `json:"blockNumber"`
+	Accounts    []common.Address `json:"accounts"`
+	Message     string           `json:"message"`
+}