package stickers import ( "encoding/json" "errors" "github.com/status-im/status-go/multiaccounts/settings" "github.com/status-im/status-go/services/wallet/bigint" ) func (api *API) Install(chainID uint64, packID *bigint.BigInt) error { installedPacks, err := api.installedStickerPacks() if err != nil { return err } if _, exists := installedPacks[uint(packID.Uint64())]; exists { return errors.New("sticker pack is already installed") } // TODO: this does not validate if the pack is purchased. Should it? stickerType, err := api.contractMaker.NewStickerType(chainID) if err != nil { return err } stickerPack, err := api.fetchPackData(stickerType, packID.Int, false) if err != nil { return err } installedPacks[uint(packID.Uint64())] = *stickerPack err = api.accountsDB.SaveSettingField(settings.StickersPacksInstalled, installedPacks) if err != nil { return err } return nil } func (api *API) installedStickerPacks() (StickerPackCollection, error) { stickerPacks := make(StickerPackCollection) installedStickersJSON, err := api.accountsDB.GetInstalledStickerPacks() if err != nil { return nil, err } if installedStickersJSON == nil { return stickerPacks, nil } err = json.Unmarshal(*installedStickersJSON, &stickerPacks) if err != nil { return nil, err } return stickerPacks, nil } func (api *API) Installed() (StickerPackCollection, error) { stickerPacks, err := api.installedStickerPacks() if err != nil { return nil, err } for packID, stickerPack := range stickerPacks { stickerPack.Status = statusInstalled stickerPack.Preview, err = decodeStringHash(stickerPack.Preview) if err != nil { return nil, err } stickerPack.Thumbnail, err = decodeStringHash(stickerPack.Thumbnail) if err != nil { return nil, err } for i, sticker := range stickerPack.Stickers { sticker.URL, err = decodeStringHash(sticker.Hash) if err != nil { return nil, err } stickerPack.Stickers[i] = sticker } stickerPacks[packID] = stickerPack } return stickerPacks, nil } func (api *API) Uninstall(packID *bigint.BigInt) error { installedPacks, err := api.installedStickerPacks() if err != nil { return err } if _, exists := installedPacks[uint(packID.Uint64())]; !exists { return errors.New("sticker pack is not installed") } delete(installedPacks, uint(packID.Uint64())) err = api.accountsDB.SaveSettingField(settings.StickersPacksInstalled, installedPacks) if err != nil { return err } // Removing uninstalled pack from recent stickers recentStickers, err := api.recentStickers() if err != nil { return err } idx := -1 for i, r := range recentStickers { if r.PackID.Cmp(packID.Int) == 0 { idx = i break } } if idx > -1 { var newRecentStickers []Sticker newRecentStickers = append(newRecentStickers, recentStickers[:idx]...) if idx != len(recentStickers)-1 { newRecentStickers = append(newRecentStickers, recentStickers[idx+1:]...) } return api.accountsDB.SaveSettingField(settings.StickersRecentStickers, newRecentStickers) } return nil }