services

package
v0.4.1 Latest Latest
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 Go to latest Published: Sep 5, 2019 License: MIT Imports: 22 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

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var ErrAccountExists = errors.New("Account already Exists")
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var ErrAccountNotFound = errors.New("Account not found")
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var ErrBaseTokenNotFound = errors.New("BaseToken not found")
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var ErrNoContractCode = errors.New("Contract not found at given address")
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var ErrPairExists = errors.New("Pairs already exists")
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var ErrPairNotFound = errors.New("Pair not found")
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var ErrQuoteTokenInvalid = errors.New("Quote Token Invalid (not a quote)")
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var ErrQuoteTokenNotFound = errors.New("QuoteToken not found")
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var ErrTokenExists = errors.New("Token already exists")

Functions

This section is empty.

Types

type AccountService 

type AccountService struct {
	AccountDao interfaces.AccountDao
	TokenDao   interfaces.TokenDao
	PairDao    interfaces.PairDao
	OrderDao   interfaces.OrderDao
	Provider   interfaces.EthereumProvider
}

func NewAccountService 

func NewAccountService(
	accountDao interfaces.AccountDao,
	tokenDao interfaces.TokenDao,
	pairDao interfaces.PairDao,
	orderDao interfaces.OrderDao,
	provider interfaces.EthereumProvider,
) *AccountService

NewAccountService returns a new instance of accountService

func (*AccountService) AddFavoriteToken 

func (s *AccountService) AddFavoriteToken(owner, token common.Address) error

AddFavoriteToken add favorite token

func (*AccountService) Create 

func (s *AccountService) Create(a *types.Account) error

func (*AccountService) DeleteFavoriteToken 

func (s *AccountService) DeleteFavoriteToken(owner, token common.Address) error

DeleteFavoriteToken delete favorite token

func (*AccountService) FindOrCreate 

func (s *AccountService) FindOrCreate(addr common.Address) (*types.Account, error)

FindOrCreate find or create if not found [Deprecated]

func (*AccountService) GetAll 

func (s *AccountService) GetAll() ([]types.Account, error)

GetAll get all account [Deprecated]

func (*AccountService) GetByAddress 

func (s *AccountService) GetByAddress(a common.Address) (*types.Account, error)

GetByAddress get account from address

func (*AccountService) GetByID 

func (s *AccountService) GetByID(id bson.ObjectId) (*types.Account, error)

GetByID get account by id [Deprecated]

func (*AccountService) GetFavoriteTokens 

func (s *AccountService) GetFavoriteTokens(owner common.Address) (map[common.Address]bool, error)

GetFavoriteTokens get favorite token

func (*AccountService) GetTokenBalance 

func (s *AccountService) GetTokenBalance(owner common.Address, token common.Address) (*types.TokenBalance, error)

GetTokenBalance database [Deprecated]

func (*AccountService) GetTokenBalanceProvidor 

func (s *AccountService) GetTokenBalanceProvidor(owner common.Address, tokenAddress common.Address) (*types.TokenBalance, error)

GetTokenBalanceProvidor get balance from chain

func (*AccountService) GetTokenBalances 

func (s *AccountService) GetTokenBalances(owner common.Address) (map[common.Address]*types.TokenBalance, error)

GetTokenBalances Deprecated

func (*AccountService) GetTokenBalancesProvidor 

func (s *AccountService) GetTokenBalancesProvidor(owner common.Address) (map[common.Address]*types.TokenBalance, error)

GetTokenBalancesProvidor get balances from chain

func (*AccountService) Transfer 

func (s *AccountService) Transfer(token common.Address, fromAddress common.Address, toAddress common.Address, amount *big.Int) error

Transfer transfer favorite token

type DepositService 

type DepositService struct {
	// contains filtered or unexported fields
}

need to refractor using interface.SwappEngine and only expose neccessary methods

func NewDepositService 

func NewDepositService(
	configDao interfaces.ConfigDao,
	associationDao interfaces.AssociationDao,
	pairDao interfaces.PairDao,
	orderDao interfaces.OrderDao,
	swapEngine *swap.Engine,
	engine interfaces.Engine,
	broker *rabbitmq.Connection,
) *DepositService

NewAddressService returns a new instance of accountService

func (*DepositService) EthereumClient 

func (s *DepositService) EthereumClient() interfaces.EthereumClient

func (*DepositService) GenerateAddress 

func (s *DepositService) GenerateAddress(chain types.Chain) (common.Address, uint64, error)

func (*DepositService) GetAssociationByChainAddress 

func (s *DepositService) GetAssociationByChainAddress(chain types.Chain, userAddress common.Address) (*types.AddressAssociationRecord, error)

func (*DepositService) GetAssociationByChainAssociatedAddress 

func (s *DepositService) GetAssociationByChainAssociatedAddress(chain types.Chain, associatedAddress common.Address) (*types.AddressAssociationRecord, error)

func (*DepositService) GetBlockToProcess 

func (s *DepositService) GetBlockToProcess(chain types.Chain) (uint64, error)

**** implement Storage interface **

func (*DepositService) GetSchemaVersion 

func (s *DepositService) GetSchemaVersion() uint64

func (*DepositService) MinimumValueSat 

func (s *DepositService) MinimumValueSat() int64

func (*DepositService) MinimumValueWei 

func (s *DepositService) MinimumValueWei() *big.Int

func (*DepositService) QueueAdd 

func (s *DepositService) QueueAdd(transaction *types.DepositTransaction) error

func (*DepositService) QueuePool 

func (s *DepositService) QueuePool() (<-chan *types.DepositTransaction, error)

QueuePool receives and removes the head of this queue. Returns nil if no elements found.

func (*DepositService) RecoveryTransaction 

func (s *DepositService) RecoveryTransaction(chain types.Chain, address common.Address) error

func (*DepositService) SaveAssociationByChainAddress 

func (s *DepositService) SaveAssociationByChainAddress(chain types.Chain, address common.Address, index uint64, associatedAddress common.Address, pairAddresses *types.PairAddresses) error

func (*DepositService) SaveAssociationStatusByChainAddress 

func (s *DepositService) SaveAssociationStatusByChainAddress(addressAssociation *types.AddressAssociationRecord, status string) error

func (*DepositService) SaveDepositTransaction 

func (s *DepositService) SaveDepositTransaction(chain types.Chain, sourceAccount common.Address, txEnvelope string) error

func (*DepositService) SaveLastProcessedBlock 

func (s *DepositService) SaveLastProcessedBlock(chain types.Chain, block uint64) error

func (*DepositService) SetDelegate 

func (s *DepositService) SetDelegate(handler interfaces.SwapEngineHandler)

func (*DepositService) SignerPublicKey 

func (s *DepositService) SignerPublicKey() common.Address

type FiatPriceService 

type FiatPriceService struct {
	TokenDao     interfaces.TokenDao
	FiatPriceDao interfaces.FiatPriceDao
}

TradeService struct with daos required, responsible for communicating with daos. TradeService functions are responsible for interacting with daos and implements business logics.

func NewFiatPriceService 

func NewFiatPriceService(
	tokenDao interfaces.TokenDao,
	fiatPriceDao interfaces.FiatPriceDao,
) *FiatPriceService

NewFiatPriceService returns a new instance of TradeService

func (*FiatPriceService) GetFiatPriceChart 

func (s *FiatPriceService) GetFiatPriceChart() (map[string][]*types.FiatPriceItem, error)

func (*FiatPriceService) InitFiatPrice 

func (s *FiatPriceService) InitFiatPrice()

InitFiatPrice will query Coingecko API and stores fiat price data in the last 1 day after booting up server

func (*FiatPriceService) SyncFiatPrice 

func (s *FiatPriceService) SyncFiatPrice() error

func (*FiatPriceService) UpdateFiatPrice 

func (s *FiatPriceService) UpdateFiatPrice()

UpdateFiatPrice will query Coingecko API and stores fiat price data in the last 30 minutes

type MarketsService 

type MarketsService struct {
	PairDao          interfaces.PairDao
	OrderDao         interfaces.OrderDao
	TradeDao         interfaces.TradeDao
	FiatPriceDao     interfaces.FiatPriceDao
	OHLCVService     interfaces.OHLCVService
	FiatPriceService interfaces.FiatPriceService
	PairService      interfaces.PairService
}

MarketsService struct with daos required, responsible for communicating with daos. MarketsService functions are responsible for interacting with daos and implements business logics.

func NewMarketsService 

func NewMarketsService(
	pairDao interfaces.PairDao,
	orderdao interfaces.OrderDao,
	tradeDao interfaces.TradeDao,
	ohlcvService interfaces.OHLCVService,
	fiatPriceDao interfaces.FiatPriceDao,
	fiatPriceService interfaces.FiatPriceService,
	pairService interfaces.PairService,
) *MarketsService

NewMarketsService returns a new instance of TradeService

func (*MarketsService) GetPairData 

func (s *MarketsService) GetPairData() ([]*types.PairData, error)

func (*MarketsService) Subscribe 

func (s *MarketsService) Subscribe(c *ws.Client)

Subscribe market

func (*MarketsService) Unsubscribe 

func (s *MarketsService) Unsubscribe(c *ws.Client)

Unsubscribe

func (*MarketsService) UnsubscribeChannel 

func (s *MarketsService) UnsubscribeChannel(c *ws.Client)

Unsubscribe

type NotificationService 

type NotificationService struct {
	NotificationDao interfaces.NotificationDao
}

NotificationService struct with daos required, responsible for communicating with dao NotificationService functions are responsible for interacting with dao and implements business logic.

func NewNotificationService 

func NewNotificationService(
	notificationDao interfaces.NotificationDao,
) *NotificationService

NewNotificationService returns a new instance of NewNotificationService

func (*NotificationService) Create 

func (s *NotificationService) Create(n *types.Notification) ([]*types.Notification, error)

Create inserts a new notification into the database

func (*NotificationService) GetAll 

func (s *NotificationService) GetAll() ([]types.Notification, error)

GetAll fetches all the notifications from db

func (*NotificationService) GetByID 

func (s *NotificationService) GetByID(id bson.ObjectId) (*types.Notification, error)

GetByID fetches the detailed document of a notification using its mongo ID

func (*NotificationService) GetByUserAddress 

func (s *NotificationService) GetByUserAddress(addr common.Address, limit int, offset int) ([]*types.Notification, error)

GetByUserAddress fetches all the notifications related to user address

func (*NotificationService) GetSortDecByUserAddress 

func (s *NotificationService) GetSortDecByUserAddress(addr common.Address, limit int, offset int) ([]*types.Notification, error)

GetSortDecByUserAddress function fetches list of orders from order collection based on user address, result sorted by created date. Returns array of notification type struct

func (*NotificationService) MarkAllRead 

func (s *NotificationService) MarkAllRead(addr common.Address) error

MarkAllRead update all UNREAD status to READ status

func (*NotificationService) MarkRead 

func (s *NotificationService) MarkRead(id bson.ObjectId) error

MarkRead update UNREAD status to READ status

func (*NotificationService) MarkUnRead 

func (s *NotificationService) MarkUnRead(id bson.ObjectId) error

MarkUnRead update READ status to UNREAD status

func (*NotificationService) Update 

func (s *NotificationService) Update(n *types.Notification) (*types.Notification, error)

Update updates the detailed document of a notification using its mongo ID

type OHLCVService 

type OHLCVService struct {
	// contains filtered or unexported fields
}

func NewOHLCVService 

func NewOHLCVService(TradeDao interfaces.TradeDao) *OHLCVService

func (*OHLCVService) GetOHLCV 

func (s *OHLCVService) GetOHLCV(pairs []types.PairAddresses, duration int64, unit string, timeInterval ...int64) ([]*types.Tick, error)

GetOHLCV fetches OHLCV data using pairName: can be "" for fetching data for all pairs duration: in integer unit: sec,min,hour,day,week,month,yr timeInterval: 0-2 entries (0 argument: latest data,1st argument: from timestamp, 2nd argument: to timestamp)

func (*OHLCVService) Subscribe 

func (s *OHLCVService) Subscribe(conn *ws.Client, p *types.SubscriptionPayload)

Subscribe handles all the subscription messages for ticks corresponding to a pair It calls the corresponding channel's subscription method and sends trade history back on the connection

func (*OHLCVService) Unsubscribe 

func (s *OHLCVService) Unsubscribe(conn *ws.Client)

Unsubscribe handles all the unsubscription messages for ticks corresponding to a pair

func (*OHLCVService) UnsubscribeChannel 

func (s *OHLCVService) UnsubscribeChannel(conn *ws.Client, p *types.SubscriptionPayload)

Unsubscribe handles all the unsubscription messages for ticks corresponding to a pair

type OrderBookService 

type OrderBookService struct {
	// contains filtered or unexported fields
}

PairService struct with daos required, responsible for communicating with daos. PairService functions are responsible for interacting with daos and implements business logics.

func NewOrderBookService 

func NewOrderBookService(
	pairDao interfaces.PairDao,
	tokenDao interfaces.TokenDao,
	orderDao interfaces.OrderDao,
	eng interfaces.Engine,
) *OrderBookService

NewPairService returns a new instance of balance service

func (*OrderBookService) GetOrderBook 

func (s *OrderBookService) GetOrderBook(bt, qt common.Address) (*types.OrderBook, error)

GetOrderBook fetches orderbook from engine and returns it as an map[string]interface

func (*OrderBookService) GetRawOrderBook 

func (s *OrderBookService) GetRawOrderBook(bt, qt common.Address) (*types.RawOrderBook, error)

GetRawOrderBook fetches complete orderbook from engine

func (*OrderBookService) SubscribeOrderBook 

func (s *OrderBookService) SubscribeOrderBook(c *ws.Client, bt, qt common.Address)

SubscribeOrderBook is responsible for handling incoming orderbook subscription messages It makes an entry of connection in pairSocket corresponding to pair,unit and duration

func (*OrderBookService) SubscribeRawOrderBook 

func (s *OrderBookService) SubscribeRawOrderBook(c *ws.Client, bt, qt common.Address)

SubscribeRawOrderBook is responsible for handling incoming orderbook subscription messages It makes an entry of connection in pairSocket corresponding to pair,unit and duration

func (*OrderBookService) UnsubscribeOrderBook 

func (s *OrderBookService) UnsubscribeOrderBook(c *ws.Client)

UnsubscribeOrderBook is responsible for handling incoming orderbook unsubscription messages

func (*OrderBookService) UnsubscribeOrderBookChannel 

func (s *OrderBookService) UnsubscribeOrderBookChannel(c *ws.Client, bt, qt common.Address)

func (*OrderBookService) UnsubscribeRawOrderBook 

func (s *OrderBookService) UnsubscribeRawOrderBook(c *ws.Client)

UnsubscribeRawOrderBook is responsible for handling incoming orderbook unsubscription messages

func (*OrderBookService) UnsubscribeRawOrderBookChannel 

func (s *OrderBookService) UnsubscribeRawOrderBookChannel(c *ws.Client, bt, qt common.Address)

type OrderService 

type OrderService struct {
	// contains filtered or unexported fields
}

OrderService

func NewOrderService 

func NewOrderService(
	orderDao interfaces.OrderDao,
	stopOrderDao interfaces.StopOrderDao,
	tokenDao interfaces.TokenDao,
	pairDao interfaces.PairDao,
	accountDao interfaces.AccountDao,
	tradeDao interfaces.TradeDao,
	notificationDao interfaces.NotificationDao,
	engine interfaces.Engine,
	validator interfaces.ValidatorService,
	broker *rabbitmq.Connection,
) *OrderService

NewOrderService returns a new instance of orderservice

func (*OrderService) CancelAllOrder 

func (s *OrderService) CancelAllOrder(a common.Address) error

CancelOrder handles the cancellation order requests. Only Orders which are OPEN or NEW i.e. Not yet filled/partially filled can be cancelled

func (*OrderService) CancelOrder 

func (s *OrderService) CancelOrder(oc *types.OrderCancel) error

CancelOrder handles the cancellation order requests. Only Orders which are OPEN or NEW i.e. Not yet filled/partially filled can be cancelled

func (*OrderService) CancelStopOrder 

func (s *OrderService) CancelStopOrder(oc *types.OrderCancel) error

CancelStopOrder handles the cancellation stop order requests. Only Orders which are OPEN or NEW i.e. Not yet filled/partially filled can be cancelled

func (*OrderService) GetByHash 

func (s *OrderService) GetByHash(hash common.Hash) (*types.Order, error)

GetByHash fetches all trades corresponding to a trade hash

func (*OrderService) GetByHashes 

func (s *OrderService) GetByHashes(hashes []common.Hash) ([]*types.Order, error)

func (*OrderService) GetByID 

func (s *OrderService) GetByID(id bson.ObjectId) (*types.Order, error)

GetByID fetches the details of an order using order's mongo ID

func (*OrderService) GetByUserAddress 

func (s *OrderService) GetByUserAddress(a, bt, qt common.Address, from, to int64, limit ...int) ([]*types.Order, error)

GetByUserAddress fetches all the orders placed by passed user address

func (*OrderService) GetCurrentByUserAddress 

func (s *OrderService) GetCurrentByUserAddress(addr common.Address, limit ...int) ([]*types.Order, error)

GetCurrentByUserAddress function fetches list of open/partial orders from order collection based on user address. Returns array of Order type struct

func (*OrderService) GetHistoryByUserAddress 

func (s *OrderService) GetHistoryByUserAddress(addr, bt, qt common.Address, from, to int64, limit ...int) ([]*types.Order, error)

GetHistoryByUserAddress function fetches list of orders which are not in open/partial order status from order collection based on user address. Returns array of Order type struct

func (*OrderService) GetOrderCountByUserAddress 

func (s *OrderService) GetOrderCountByUserAddress(addr common.Address) (int, error)

GetOrderCountByUserAddress get the total number of orders created by a user

func (*OrderService) GetOrders 

func (s *OrderService) GetOrders(orderSpec types.OrderSpec, sort []string, offset int, size int) (*types.OrderRes, error)

GetOrders filter orders

func (*OrderService) GetOrdersLockedBalanceByUserAddress 

func (s *OrderService) GetOrdersLockedBalanceByUserAddress(addr common.Address) (map[string]*big.Int, error)

GetOrdersLockedBalanceByUserAddress get the total number of orders amount created by a user

func (*OrderService) GetTriggeredStopOrders 

func (s *OrderService) GetTriggeredStopOrders(baseToken, quoteToken common.Address, lastPrice *big.Int) ([]*types.StopOrder, error)

func (*OrderService) HandleDocumentType 

func (s *OrderService) HandleDocumentType(ev types.OrderChangeEvent) error

HandleDocumentType handle order frome changing db

func (*OrderService) HandleEngineResponse 

func (s *OrderService) HandleEngineResponse(res *types.EngineResponse) error

HandleEngineResponse listens to messages incoming from the engine and handles websocket responses and database updates accordingly

func (*OrderService) NewOrder 

func (s *OrderService) NewOrder(o *types.Order) error

NewOrder validates if the passed order is valid or not based on user's available funds and order data. If valid: Order is inserted in DB with order status as new and order is publiched on rabbitmq queue for matching engine to process the order

func (*OrderService) NewStopOrder 

func (s *OrderService) NewStopOrder(so *types.StopOrder) error

NewOrder validates if the passed order is valid or not based on user's available funds and order data. If valid: Order is inserted in DB with order status as new and order is publiched on rabbitmq queue for matching engine to process the order

func (*OrderService) UpdateStopOrder 

func (s *OrderService) UpdateStopOrder(h common.Hash, so *types.StopOrder) error

func (*OrderService) WatchChanges 

func (s *OrderService) WatchChanges()

type PairService 

type PairService struct {
	// contains filtered or unexported fields
}

PairService struct with daos required, responsible for communicating with daos. PairService functions are responsible for interacting with daos and implements business logics.

func NewPairService 

func NewPairService(
	pairDao interfaces.PairDao,
	tokenDao interfaces.TokenDao,
	tradeDao interfaces.TradeDao,
	orderDao interfaces.OrderDao,
	fiatPriceDao interfaces.FiatPriceDao,
	eng interfaces.Engine,
	provider interfaces.EthereumProvider,
) *PairService

NewPairService returns a new instance of balance service

func (*PairService) Create 

func (s *PairService) Create(pair *types.Pair) error

Create function is responsible for inserting new pair in DB. It checks for existence of tokens in DB first

func (*PairService) CreatePairs 

func (s *PairService) CreatePairs(addr common.Address) ([]*types.Pair, error)

func (*PairService) GetAll 

func (s *PairService) GetAll() ([]types.Pair, error)

GetAll is reponsible for fetching all the pairs in the DB

func (*PairService) GetAllTokenPairData 

func (s *PairService) GetAllTokenPairData() ([]*types.PairData, error)

GetAllTokenPairData get tick of all tokens

func (*PairService) GetByID 

func (s *PairService) GetByID(id bson.ObjectId) (*types.Pair, error)

GetByID fetches details of a pair using its mongo ID

func (*PairService) GetByTokenAddress 

func (s *PairService) GetByTokenAddress(bt, qt common.Address) (*types.Pair, error)

GetByTokenAddress fetches details of a pair using contract address of its constituting tokens

func (*PairService) GetListedPairs 

func (s *PairService) GetListedPairs() ([]types.Pair, error)

func (*PairService) GetTokenPairData 

func (s *PairService) GetTokenPairData(bt, qt common.Address) (*types.PairData, error)

GetTokenPairData get tick of a token pair

func (*PairService) GetUnlistedPairs 

func (s *PairService) GetUnlistedPairs() ([]types.Pair, error)

type PriceBoardService 

type PriceBoardService struct {
	TokenDao interfaces.TokenDao
	TradeDao interfaces.TradeDao
}

TradeService struct with daos required, responsible for communicating with daos. TradeService functions are responsible for interacting with daos and implements business logics.

func NewPriceBoardService 

func NewPriceBoardService(
	tokenDao interfaces.TokenDao,
	tradeDao interfaces.TradeDao,
) *PriceBoardService

NewTradeService returns a new instance of TradeService

func (*PriceBoardService) GetPriceBoardData 

func (s *PriceBoardService) GetPriceBoardData(pairs []types.PairAddresses, duration int64, unit string, timeInterval ...int64) ([]*types.Tick, error)

func (*PriceBoardService) Subscribe 

func (s *PriceBoardService) Subscribe(c *ws.Client, bt, qt common.Address)

Subscribe

func (*PriceBoardService) Unsubscribe 

func (s *PriceBoardService) Unsubscribe(c *ws.Client)

Unsubscribe

func (*PriceBoardService) UnsubscribeChannel 

func (s *PriceBoardService) UnsubscribeChannel(c *ws.Client, bt, qt common.Address)

Unsubscribe

type RelayerService 

type RelayerService struct {
	// contains filtered or unexported fields
}

RelayerService struct

func NewRelayerService 

func NewRelayerService(
	relaye interfaces.Relayer,
	tokenDao interfaces.TokenDao,
	pairDao interfaces.PairDao,
) *RelayerService

NewRelayerService returns a new instance of orderservice

func (*RelayerService) UpdateRelayer 

func (s *RelayerService) UpdateRelayer() error

UpdateRelayer get the total number of orders amount created by a user

type TokenService 

type TokenService struct {
	// contains filtered or unexported fields
}

TokenService struct with daos required, responsible for communicating with daos. TokenService functions are responsible for interacting with daos and implements business logics.

func NewTokenService 

func NewTokenService(tokenDao interfaces.TokenDao) *TokenService

NewTokenService returns a new instance of TokenService

func (*TokenService) Create 

func (s *TokenService) Create(token *types.Token) error

Create inserts a new token into the database

func (*TokenService) GetAll 

func (s *TokenService) GetAll() ([]types.Token, error)

GetAll fetches all the tokens from db

func (*TokenService) GetBaseTokens 

func (s *TokenService) GetBaseTokens() ([]types.Token, error)

GetBase fetches all the quote tokens from db

func (*TokenService) GetByAddress 

func (s *TokenService) GetByAddress(addr common.Address) (*types.Token, error)

GetByAddress fetches the detailed document of a token using its contract address

func (*TokenService) GetByID 

func (s *TokenService) GetByID(id bson.ObjectId) (*types.Token, error)

GetByID fetches the detailed document of a token using its mongo ID

func (*TokenService) GetQuoteTokens 

func (s *TokenService) GetQuoteTokens() ([]types.Token, error)

GetQuote fetches all the quote tokens from db

type TradeService 

type TradeService struct {
	OrderDao interfaces.OrderDao
	// contains filtered or unexported fields
}

TradeService struct with daos required, responsible for communicating with daos. TradeService functions are responsible for interacting with daos and implements business logics.

func NewTradeService 

func NewTradeService(
	orderdao interfaces.OrderDao,
	tradeDao interfaces.TradeDao,
	accountDao interfaces.AccountDao,
	notificationDao interfaces.NotificationDao,
	broker *rabbitmq.Connection,
) *TradeService

NewTradeService returns a new instance of TradeService

func (*TradeService) GetAllTradesByPairAddress 

func (s *TradeService) GetAllTradesByPairAddress(bt, qt common.Address) ([]*types.Trade, error)

GetByPairAddress fetches all the trades corresponding to a pair using pair's token address

func (*TradeService) GetByHash 

func (s *TradeService) GetByHash(h common.Hash) (*types.Trade, error)

GetByHash fetches all trades corresponding to a trade hash

func (*TradeService) GetByMakerOrderHash 

func (s *TradeService) GetByMakerOrderHash(h common.Hash) ([]*types.Trade, error)

func (*TradeService) GetByOrderHashes 

func (s *TradeService) GetByOrderHashes(hashes []common.Hash) ([]*types.Trade, error)

func (*TradeService) GetByPairName 

func (s *TradeService) GetByPairName(p string) ([]*types.Trade, error)

GetByPairName fetches all the trades corresponding to a pair using pair's name

func (*TradeService) GetByTakerOrderHash 

func (s *TradeService) GetByTakerOrderHash(h common.Hash) ([]*types.Trade, error)

func (*TradeService) GetByUserAddress 

func (s *TradeService) GetByUserAddress(a common.Address) ([]*types.Trade, error)

GetByUserAddress fetches all the trades corresponding to a user address

func (*TradeService) GetSortedTrades 

func (s *TradeService) GetSortedTrades(bt, qt common.Address, from, to int64, n int) ([]*types.Trade, error)

func (*TradeService) GetSortedTradesByUserAddress 

func (s *TradeService) GetSortedTradesByUserAddress(a, bt, qt common.Address, from, to int64, limit ...int) ([]*types.Trade, error)

func (*TradeService) GetTrades 

func (s *TradeService) GetTrades(tradeSpec *types.TradeSpec, sortedBy []string, pageOffset int, pageSize int) (*types.TradeRes, error)

GetTrades filter trade

func (*TradeService) GetTradesUserHistory 

func (s *TradeService) GetTradesUserHistory(a common.Address, tradeSpec *types.TradeSpec, sortedBy []string, pageOffset int, pageSize int) (*types.TradeRes, error)

GetTradesUserHistory get trade by history

func (*TradeService) HandleDocumentType 

func (s *TradeService) HandleDocumentType(ev types.TradeChangeEvent) error

HandleDocumentType handle trade insert/update db trigger

func (*TradeService) HandleOperationInsert 

func (s *TradeService) HandleOperationInsert(trade *types.Trade) error

HandleOperationInsert sent WS messages to client when a trade is created with status "PENDING""

func (*TradeService) HandleOperationUpdate 

func (s *TradeService) HandleOperationUpdate(trade *types.Trade) error

HandleOperationUpdate sent WS messages to client when a trade is updated with status "SUCCESS" or "ERROR"

func (*TradeService) HandleTradeResponse 

func (s *TradeService) HandleTradeResponse(res *types.EngineResponse) error

HandleTradeResponse listens to messages incoming from the engine and handles websocket responses and database updates accordingly

func (*TradeService) HandleTradeSuccess 

func (s *TradeService) HandleTradeSuccess(m *types.Matches)

HandleTradeSuccess handle order match success

func (*TradeService) Subscribe 

func (s *TradeService) Subscribe(c *ws.Client, bt, qt common.Address)

Subscribe

func (*TradeService) Unsubscribe 

func (s *TradeService) Unsubscribe(c *ws.Client)

Unsubscribe

func (*TradeService) UnsubscribeChannel 

func (s *TradeService) UnsubscribeChannel(c *ws.Client, bt, qt common.Address)

Unsubscribe

func (*TradeService) WatchChanges 

func (s *TradeService) WatchChanges()

type TxService 

type TxService struct {
	WalletDao interfaces.WalletDao
	Wallet    *types.Wallet
}

WalletService struct with daos required, responsible for communicating with daos

func NewTxService 

func NewTxService(dao interfaces.WalletDao, w *types.Wallet) *TxService

func (*TxService) GetCustomTxSendOptions 

func (s *TxService) GetCustomTxSendOptions(w *types.Wallet) *bind.TransactOpts

func (*TxService) GetTxCallOptions 

func (s *TxService) GetTxCallOptions() *bind.CallOpts

func (*TxService) GetTxDefaultSendOptions 

func (s *TxService) GetTxDefaultSendOptions() (*bind.TransactOpts, error)

func (*TxService) GetTxSendOptions 

func (s *TxService) GetTxSendOptions() (*bind.TransactOpts, error)

func (*TxService) SetTxSender 

func (s *TxService) SetTxSender(w *types.Wallet)

type ValidatorService 

type ValidatorService struct {
	// contains filtered or unexported fields
}

func NewValidatorService 

func NewValidatorService(
	ethereumProvider interfaces.EthereumProvider,
	accountDao interfaces.AccountDao,
	orderDao interfaces.OrderDao,
	pairDao interfaces.PairDao,
) *ValidatorService

func (*ValidatorService) ValidateAvailableBalance 

func (s *ValidatorService) ValidateAvailableBalance(o *types.Order) error

ValidateAvailableBalance get balance

func (*ValidatorService) ValidateBalance 

func (s *ValidatorService) ValidateBalance(o *types.Order) error

type WalletService 

type WalletService struct {
	WalletDao interfaces.WalletDao
}

WalletService struct with daos required, responsible for communicating with daos

func NewWalletService 

func NewWalletService(walletDao interfaces.WalletDao) *WalletService

func (*WalletService) CreateAdminWallet 

func (s *WalletService) CreateAdminWallet(a common.Address) (*types.Wallet, error)

func (*WalletService) GetAll 

func (s *WalletService) GetAll() ([]types.Wallet, error)

func (*WalletService) GetByAddress 

func (s *WalletService) GetByAddress(a common.Address) (*types.Wallet, error)

func (*WalletService) GetDefaultAdminWallet 

func (s *WalletService) GetDefaultAdminWallet() (*types.Wallet, error)

func (*WalletService) GetOperatorAddresses 

func (s *WalletService) GetOperatorAddresses() ([]common.Address, error)

func (*WalletService) GetOperatorWallets 

func (s *WalletService) GetOperatorWallets() ([]*types.Wallet, error)

Source Files

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