package stickers import ( "encoding/json" "errors" "math/big" "github.com/status-im/status-go/multiaccounts/settings" "github.com/status-im/status-go/services/wallet/bigint" ) func (api *API) AddPending(chainID uint64, packID *bigint.BigInt) error { pendingPacks, err := api.pendingStickerPacks() if err != nil { return err } if _, exists := pendingPacks[uint(packID.Uint64())]; exists { return errors.New("sticker pack is already pending") } stickerType, err := api.contractMaker.NewStickerType(chainID) if err != nil { return err } stickerPack, err := api.fetchPackData(stickerType, packID.Int, false) if err != nil { return err } pendingPacks[uint(packID.Uint64())] = *stickerPack return api.accountsDB.SaveSettingField(settings.StickersPacksPending, pendingPacks) } func (api *API) pendingStickerPacks() (StickerPackCollection, error) { stickerPacks := make(StickerPackCollection) pendingStickersJSON, err := api.accountsDB.GetPendingStickerPacks() if err != nil { return nil, err } if pendingStickersJSON == nil { return stickerPacks, nil } err = json.Unmarshal(*pendingStickersJSON, &stickerPacks) if err != nil { return nil, err } return stickerPacks, nil } func (api *API) Pending() (StickerPackCollection, error) { stickerPacks, err := api.pendingStickerPacks() if err != nil { return nil, err } for packID, stickerPack := range stickerPacks { stickerPack.Status = statusPending stickerPack.Preview = api.hashToURL(stickerPack.Preview) stickerPack.Thumbnail = api.hashToURL(stickerPack.Thumbnail) for i, sticker := range stickerPack.Stickers { sticker.URL = api.hashToURL(sticker.Hash) stickerPack.Stickers[i] = sticker } stickerPacks[packID] = stickerPack } return stickerPacks, nil } func (api *API) ProcessPending(chainID uint64) (pendingChanged StickerPackCollection, err error) { pendingStickerPacks, err := api.pendingStickerPacks() if err != nil { return nil, err } accs, err := api.accountsDB.GetActiveAccounts() if err != nil { return nil, err } purchasedPacks := make(map[uint]struct{}) purchasedPackChan := make(chan *big.Int) errChan := make(chan error) doneChan := make(chan struct{}, 1) go api.getAccountsPurchasedPack(chainID, accs, purchasedPackChan, errChan, doneChan) for { select { case err := <-errChan: if err != nil { return nil, err } case packID := <-purchasedPackChan: if packID != nil { purchasedPacks[uint(packID.Uint64())] = struct{}{} } case <-doneChan: result := make(StickerPackCollection) for _, stickerPack := range pendingStickerPacks { packID := uint(stickerPack.ID.Uint64()) if _, exists := purchasedPacks[packID]; !exists { continue } delete(pendingStickerPacks, packID) stickerPack.Status = statusPurchased result[packID] = stickerPack } err = api.accountsDB.SaveSettingField(settings.StickersPacksPending, pendingStickerPacks) return result, err } } } func (api *API) RemovePending(packID *bigint.BigInt) error { pendingPacks, err := api.pendingStickerPacks() if err != nil { return err } if _, exists := pendingPacks[uint(packID.Uint64())]; !exists { return nil } delete(pendingPacks, uint(packID.Uint64())) return api.accountsDB.SaveSettingField(settings.StickersPacksPending, pendingPacks) }