519 lines
15 KiB
Go
519 lines
15 KiB
Go
package collectibles
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import (
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"context"
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"database/sql"
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"encoding/json"
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"errors"
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"math/big"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/event"
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"github.com/ethereum/go-ethereum/log"
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"github.com/status-im/status-go/multiaccounts/accounts"
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"github.com/status-im/status-go/rpc/network"
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"github.com/status-im/status-go/services/wallet/async"
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walletCommon "github.com/status-im/status-go/services/wallet/common"
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"github.com/status-im/status-go/services/wallet/community"
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"github.com/status-im/status-go/services/wallet/thirdparty"
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"github.com/status-im/status-go/services/wallet/walletevent"
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)
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// These events are used to notify the UI of state changes
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const (
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EventCollectiblesOwnershipUpdateStarted walletevent.EventType = "wallet-collectibles-ownership-update-started"
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EventCollectiblesOwnershipUpdatePartial walletevent.EventType = "wallet-collectibles-ownership-update-partial"
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EventCollectiblesOwnershipUpdateFinished walletevent.EventType = "wallet-collectibles-ownership-update-finished"
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EventCollectiblesOwnershipUpdateFinishedWithError walletevent.EventType = "wallet-collectibles-ownership-update-finished-with-error"
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EventCommunityCollectiblesReceived walletevent.EventType = "wallet-collectibles-community-collectibles-received"
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EventOwnedCollectiblesFilteringDone walletevent.EventType = "wallet-owned-collectibles-filtering-done"
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EventGetCollectiblesDetailsDone walletevent.EventType = "wallet-get-collectibles-details-done"
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)
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type CollectibleDataType byte
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const (
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CollectibleDataTypeUniqueID CollectibleDataType = iota
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CollectibleDataTypeHeader
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CollectibleDataTypeDetails
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CollectibleDataTypeCommunityHeader
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)
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type FetchType byte
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const (
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FetchTypeNeverFetch FetchType = iota
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FetchTypeAlwaysFetch
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FetchTypeFetchIfNotCached
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FetchTypeFetchIfCacheOld
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)
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type FetchCriteria struct {
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FetchType FetchType `json:"fetch_type"`
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MaxCacheAgeSeconds int64 `json:"max_cache_age_seconds"`
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}
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var (
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filterOwnedCollectiblesTask = async.TaskType{
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ID: 1,
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Policy: async.ReplacementPolicyCancelOld,
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}
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getCollectiblesDataTask = async.TaskType{
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ID: 2,
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Policy: async.ReplacementPolicyCancelOld,
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}
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)
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type Service struct {
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manager *Manager
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controller *Controller
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db *sql.DB
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ownershipDB *OwnershipDB
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communityDB *community.DataDB
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walletFeed *event.Feed
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scheduler *async.MultiClientScheduler
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}
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func NewService(
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db *sql.DB,
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walletFeed *event.Feed,
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accountsDB *accounts.Database,
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accountsFeed *event.Feed,
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settingsFeed *event.Feed,
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networkManager *network.Manager,
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manager *Manager) *Service {
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s := &Service{
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manager: manager,
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controller: NewController(db, walletFeed, accountsDB, accountsFeed, settingsFeed, networkManager, manager),
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db: db,
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ownershipDB: NewOwnershipDB(db),
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communityDB: community.NewDataDB(db),
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walletFeed: walletFeed,
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scheduler: async.NewMultiClientScheduler(),
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}
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s.controller.SetReceivedCollectiblesCb(s.notifyCommunityCollectiblesReceived)
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return s
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}
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type ErrorCode = int
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const (
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ErrorCodeSuccess ErrorCode = iota + 1
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ErrorCodeTaskCanceled
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ErrorCodeFailed
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)
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type OwnershipStatus struct {
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State OwnershipState `json:"state"`
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Timestamp int64 `json:"timestamp"`
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}
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type OwnershipStatusPerChainID = map[walletCommon.ChainID]OwnershipStatus
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type OwnershipStatusPerAddressAndChainID = map[common.Address]OwnershipStatusPerChainID
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type GetOwnedCollectiblesResponse struct {
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Collectibles []Collectible `json:"collectibles"`
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Offset int `json:"offset"`
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// Used to indicate that there might be more collectibles that were not returned
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// based on a simple heuristic
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HasMore bool `json:"hasMore"`
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OwnershipStatus OwnershipStatusPerAddressAndChainID `json:"ownershipStatus"`
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ErrorCode ErrorCode `json:"errorCode"`
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}
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type GetCollectiblesByUniqueIDResponse struct {
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Collectibles []Collectible `json:"collectibles"`
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ErrorCode ErrorCode `json:"errorCode"`
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}
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type GetOwnedCollectiblesReturnType struct {
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collectibles []Collectible
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hasMore bool
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ownershipStatus OwnershipStatusPerAddressAndChainID
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}
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type GetCollectiblesByUniqueIDReturnType struct {
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collectibles []Collectible
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}
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func (s *Service) GetOwnedCollectibles(
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ctx context.Context,
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chainIDs []walletCommon.ChainID,
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addresses []common.Address,
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filter Filter,
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offset int,
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limit int,
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dataType CollectibleDataType,
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fetchCriteria FetchCriteria) (*GetOwnedCollectiblesReturnType, error) {
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err := s.fetchOwnedCollectiblesIfNeeded(ctx, chainIDs, addresses, fetchCriteria)
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if err != nil {
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return nil, err
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}
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ids, hasMore, err := s.FilterOwnedCollectibles(chainIDs, addresses, filter, offset, limit)
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if err != nil {
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return nil, err
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}
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collectibles, err := s.collectibleIDsToDataType(ctx, ids, dataType)
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if err != nil {
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return nil, err
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}
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ownershipStatus, err := s.GetOwnershipStatus(chainIDs, addresses)
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if err != nil {
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return nil, err
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}
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return &GetOwnedCollectiblesReturnType{
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collectibles: collectibles,
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hasMore: hasMore,
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ownershipStatus: ownershipStatus,
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}, err
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}
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func (s *Service) needsToFetch(chainID walletCommon.ChainID, address common.Address, fetchCriteria FetchCriteria) (bool, error) {
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mustFetch := false
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switch fetchCriteria.FetchType {
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case FetchTypeAlwaysFetch:
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mustFetch = true
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case FetchTypeNeverFetch:
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mustFetch = false
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case FetchTypeFetchIfNotCached, FetchTypeFetchIfCacheOld:
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timestamp, err := s.ownershipDB.GetOwnershipUpdateTimestamp(address, chainID)
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if err != nil {
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return false, err
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}
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if timestamp == InvalidTimestamp ||
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(fetchCriteria.FetchType == FetchTypeFetchIfCacheOld && timestamp+fetchCriteria.MaxCacheAgeSeconds < time.Now().Unix()) {
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mustFetch = true
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}
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}
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return mustFetch, nil
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}
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func (s *Service) fetchOwnedCollectiblesIfNeeded(ctx context.Context, chainIDs []walletCommon.ChainID, addresses []common.Address, fetchCriteria FetchCriteria) error {
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if fetchCriteria.FetchType == FetchTypeNeverFetch {
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return nil
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}
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group := async.NewGroup(ctx)
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for _, address := range addresses {
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for _, chainID := range chainIDs {
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mustFetch, err := s.needsToFetch(chainID, address, fetchCriteria)
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if err != nil {
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return err
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}
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if mustFetch {
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command := newLoadOwnedCollectiblesCommand(s.manager, s.ownershipDB, s.walletFeed, chainID, address, nil)
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group.Add(command.Command())
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}
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}
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}
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select {
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case <-ctx.Done():
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return ctx.Err()
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case <-group.WaitAsync():
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return nil
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}
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}
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// GetOwnedCollectiblesAsync allows only one filter task to run at a time
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// and it cancels the current one if a new one is started
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// All calls will trigger an EventOwnedCollectiblesFilteringDone event with the result of the filtering
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func (s *Service) GetOwnedCollectiblesAsync(
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requestID int32,
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chainIDs []walletCommon.ChainID,
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addresses []common.Address,
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filter Filter,
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offset int,
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limit int,
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dataType CollectibleDataType,
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fetchCriteria FetchCriteria) {
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s.scheduler.Enqueue(requestID, filterOwnedCollectiblesTask, func(ctx context.Context) (interface{}, error) {
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return s.GetOwnedCollectibles(ctx, chainIDs, addresses, filter, offset, limit, dataType, fetchCriteria)
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}, func(result interface{}, taskType async.TaskType, err error) {
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res := GetOwnedCollectiblesResponse{
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ErrorCode: ErrorCodeFailed,
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}
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if errors.Is(err, context.Canceled) || errors.Is(err, async.ErrTaskOverwritten) {
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res.ErrorCode = ErrorCodeTaskCanceled
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} else if err == nil {
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fnRet := result.(*GetOwnedCollectiblesReturnType)
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if err == nil {
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res.Collectibles = fnRet.collectibles
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res.Offset = offset
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res.HasMore = fnRet.hasMore
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res.OwnershipStatus = fnRet.ownershipStatus
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res.ErrorCode = ErrorCodeSuccess
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}
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}
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s.sendResponseEvent(&requestID, EventOwnedCollectiblesFilteringDone, res, err)
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})
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}
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func (s *Service) GetCollectiblesByUniqueID(
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ctx context.Context,
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uniqueIDs []thirdparty.CollectibleUniqueID,
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dataType CollectibleDataType) (*GetCollectiblesByUniqueIDReturnType, error) {
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collectibles, err := s.collectibleIDsToDataType(ctx, uniqueIDs, dataType)
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if err != nil {
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return nil, err
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}
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return &GetCollectiblesByUniqueIDReturnType{
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collectibles: collectibles,
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}, err
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}
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func (s *Service) GetCollectiblesByUniqueIDAsync(
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requestID int32,
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uniqueIDs []thirdparty.CollectibleUniqueID,
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dataType CollectibleDataType) {
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s.scheduler.Enqueue(requestID, getCollectiblesDataTask, func(ctx context.Context) (interface{}, error) {
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return s.GetCollectiblesByUniqueID(ctx, uniqueIDs, dataType)
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}, func(result interface{}, taskType async.TaskType, err error) {
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res := GetCollectiblesByUniqueIDResponse{
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ErrorCode: ErrorCodeFailed,
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}
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if errors.Is(err, context.Canceled) || errors.Is(err, async.ErrTaskOverwritten) {
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res.ErrorCode = ErrorCodeTaskCanceled
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} else if err == nil {
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fnRet := result.(*GetCollectiblesByUniqueIDReturnType)
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if err == nil {
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res.Collectibles = fnRet.collectibles
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res.ErrorCode = ErrorCodeSuccess
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}
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}
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s.sendResponseEvent(&requestID, EventGetCollectiblesDetailsDone, res, err)
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})
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}
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func (s *Service) RefetchOwnedCollectibles() {
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s.controller.RefetchOwnedCollectibles()
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}
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func (s *Service) Start() {
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s.controller.Start()
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}
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func (s *Service) Stop() {
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s.controller.Stop()
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s.scheduler.Stop()
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}
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func (s *Service) sendResponseEvent(requestID *int32, eventType walletevent.EventType, payloadObj interface{}, resErr error) {
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payload, err := json.Marshal(payloadObj)
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if err != nil {
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log.Error("Error marshaling response: %v; result error: %w", err, resErr)
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} else {
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err = resErr
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}
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log.Debug("wallet.api.collectibles.Service RESPONSE", "requestID", requestID, "eventType", eventType, "error", err, "payload.len", len(payload))
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event := walletevent.Event{
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Type: eventType,
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Message: string(payload),
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}
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if requestID != nil {
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event.RequestID = new(int)
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*event.RequestID = int(*requestID)
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}
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s.walletFeed.Send(event)
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}
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func (s *Service) FilterOwnedCollectibles(chainIDs []walletCommon.ChainID, owners []common.Address, filter Filter, offset int, limit int) ([]thirdparty.CollectibleUniqueID, bool, error) {
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ctx := context.Background()
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// Request one more than limit, to check if DB has more available
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ids, err := filterOwnedCollectibles(ctx, s.db, chainIDs, owners, filter, offset, limit+1)
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if err != nil {
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return nil, false, err
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}
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hasMore := len(ids) > limit
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if hasMore {
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ids = ids[:limit]
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}
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return ids, hasMore, nil
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}
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func (s *Service) GetOwnedCollectible(chainID walletCommon.ChainID, owner common.Address, contractAddress common.Address, tokenID *big.Int) (*thirdparty.CollectibleUniqueID, error) {
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return s.ownershipDB.GetOwnedCollectible(chainID, owner, contractAddress, tokenID)
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}
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func (s *Service) GetOwnershipStatus(chainIDs []walletCommon.ChainID, owners []common.Address) (OwnershipStatusPerAddressAndChainID, error) {
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ret := make(OwnershipStatusPerAddressAndChainID)
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for _, address := range owners {
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ret[address] = make(OwnershipStatusPerChainID)
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for _, chainID := range chainIDs {
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timestamp, err := s.ownershipDB.GetOwnershipUpdateTimestamp(address, chainID)
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if err != nil {
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return nil, err
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}
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ret[address][chainID] = OwnershipStatus{
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State: s.controller.GetCommandState(chainID, address),
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Timestamp: timestamp,
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}
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}
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}
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return ret, nil
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}
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func (s *Service) collectibleIDsToDataType(ctx context.Context, ids []thirdparty.CollectibleUniqueID, dataType CollectibleDataType) ([]Collectible, error) {
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switch dataType {
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case CollectibleDataTypeUniqueID:
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return idsToCollectibles(ids), nil
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case CollectibleDataTypeHeader, CollectibleDataTypeDetails, CollectibleDataTypeCommunityHeader:
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collectibles, err := s.manager.FetchAssetsByCollectibleUniqueID(ctx, ids)
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if err != nil {
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return nil, err
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}
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switch dataType {
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case CollectibleDataTypeHeader:
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return s.fullCollectiblesDataToHeaders(collectibles)
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case CollectibleDataTypeDetails:
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return s.fullCollectiblesDataToDetails(collectibles)
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case CollectibleDataTypeCommunityHeader:
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return s.fullCollectiblesDataToCommunityHeader(collectibles)
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}
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}
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return nil, errors.New("unknown data type")
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}
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func idsToCollectibles(ids []thirdparty.CollectibleUniqueID) []Collectible {
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res := make([]Collectible, 0, len(ids))
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for _, id := range ids {
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c := idToCollectible(id)
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res = append(res, c)
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}
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return res
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}
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func (s *Service) fullCollectiblesDataToHeaders(data []thirdparty.FullCollectibleData) ([]Collectible, error) {
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res := make([]Collectible, 0, len(data))
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for _, c := range data {
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header := fullCollectibleDataToHeader(c)
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if c.CollectibleData.CommunityID != "" {
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communityInfo, _, err := s.communityDB.GetCommunityInfo(c.CollectibleData.CommunityID)
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if err != nil {
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return nil, err
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}
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communityHeader := communityInfoToHeader(c.CollectibleData.CommunityID, communityInfo, c.CommunityInfo)
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header.CommunityData = &communityHeader
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}
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res = append(res, header)
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}
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return res, nil
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}
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func (s *Service) fullCollectiblesDataToDetails(data []thirdparty.FullCollectibleData) ([]Collectible, error) {
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res := make([]Collectible, 0, len(data))
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for _, c := range data {
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details := fullCollectibleDataToDetails(c)
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if c.CollectibleData.CommunityID != "" {
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communityInfo, _, err := s.communityDB.GetCommunityInfo(c.CollectibleData.CommunityID)
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if err != nil {
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return nil, err
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}
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communityDetails := communityInfoToDetails(c.CollectibleData.CommunityID, communityInfo, c.CommunityInfo)
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details.CommunityData = &communityDetails
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}
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res = append(res, details)
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}
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return res, nil
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}
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func (s *Service) fullCollectiblesDataToCommunityHeader(data []thirdparty.FullCollectibleData) ([]Collectible, error) {
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res := make([]Collectible, 0, len(data))
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for _, c := range data {
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collectibleID := c.CollectibleData.ID
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communityID := c.CollectibleData.CommunityID
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if communityID == "" {
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continue
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}
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communityInfo, _, err := s.communityDB.GetCommunityInfo(communityID)
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if err != nil {
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log.Error("Error fetching community info", "error", err)
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continue
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}
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communityHeader := communityInfoToHeader(communityID, communityInfo, c.CommunityInfo)
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header := Collectible{
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ID: collectibleID,
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CollectibleData: &CollectibleData{
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Name: c.CollectibleData.Name,
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},
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CommunityData: &communityHeader,
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}
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res = append(res, header)
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}
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return res, nil
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}
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func (s *Service) notifyCommunityCollectiblesReceived(ownedCollectibles OwnedCollectibles) {
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ctx := context.Background()
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collectiblesData, err := s.manager.FetchAssetsByCollectibleUniqueID(ctx, ownedCollectibles.ids)
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if err != nil {
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log.Error("Error fetching collectibles data", "error", err)
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return
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}
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communityCollectibles, err := s.fullCollectiblesDataToCommunityHeader(collectiblesData)
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if err != nil {
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log.Error("Error converting received collectibles data", "error", err)
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return
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}
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if len(communityCollectibles) == 0 {
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return
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}
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encodedMessage, err := json.Marshal(communityCollectibles)
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if err != nil {
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return
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}
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s.walletFeed.Send(walletevent.Event{
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Type: EventCommunityCollectiblesReceived,
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ChainID: uint64(ownedCollectibles.chainID),
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Accounts: []common.Address{
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ownedCollectibles.account,
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},
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Message: string(encodedMessage),
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})
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}
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