Runtime Modules / OrderBook
Spec Version:
Call Functions
Name | Lookup | Parameters | |
|---|---|---|---|
| create_orderbook | 3900 | 5 | |
| delete_orderbook | 3901 | 1 | |
| update_orderbook | 3902 | 5 | |
| change_orderbook_status | 3903 | 2 | |
| place_limit_order | 3904 | 5 | |
| cancel_limit_order | 3905 | 2 | |
| cancel_limit_orders_batch | 3906 | 1 | |
| execute_market_order | 3907 | 3 |
Events
Name | Lookup | Attributes | |
|---|---|---|---|
| OrderBookCreated | 3900 | ["OrderBookId<AssetIdOf, DEXId>","Option<AccountId>"] | |
| OrderBookDeleted | 3901 | ["OrderBookId<AssetIdOf, DEXId>"] | |
| OrderBookStatusChanged | 3902 | ["OrderBookId<AssetIdOf, DEXId>","OrderBookStatus"] | |
| OrderBookUpdated | 3903 | ["OrderBookId<AssetIdOf, DEXId>"] | |
| LimitOrderPlaced | 3904 | ["OrderBookId<AssetIdOf, DEXId>","OrderId","AccountId","PriceVariant","OrderPrice","OrderVolume","MomentOf"] | |
| LimitOrderConvertedToMarketOrder | 3905 | ["OrderBookId<AssetIdOf, DEXId>","AccountId","PriceVariant","OrderAmount","OrderPrice"] | |
| LimitOrderIsSplitIntoMarketOrderAndLimitOrder | 3906 | ["OrderBookId<AssetIdOf, DEXId>","AccountId","PriceVariant","OrderAmount","OrderPrice","OrderId"] | |
| LimitOrderCanceled | 3907 | ["OrderBookId<AssetIdOf, DEXId>","OrderId","AccountId","CancelReason"] | |
| LimitOrderExecuted | 3908 | ["OrderBookId<AssetIdOf, DEXId>","OrderId","AccountId","PriceVariant","OrderPrice","OrderAmount"] | |
| LimitOrderFilled | 3909 | ["OrderBookId<AssetIdOf, DEXId>","OrderId","AccountId"] | |
| LimitOrderUpdated | 390a | ["OrderBookId<AssetIdOf, DEXId>","OrderId","AccountId","OrderVolume"] | |
| MarketOrderExecuted | 390b | ["OrderBookId<AssetIdOf, DEXId>","AccountId","PriceVariant","OrderAmount","OrderPrice","Option<AccountId>"] | |
| ExpirationFailure | 390c | ["OrderBookId<AssetIdOf, DEXId>","OrderId","DispatchError"] | |
| AlignmentFailure | 390d | ["OrderBookId<AssetIdOf, DEXId>","DispatchError"] |
Storage Functions
Name | Type | |
|---|---|---|
| OrderBooks | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId"],"value":"order_book:order_book:OrderBook","keys_id":152,"value_id":787}} | |
| LimitOrders | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat","Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId","U128"],"value":"order_book:limit_order:LimitOrder","keys_id":789,"value_id":790}} | |
| Bids | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat","Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId","common:balance_unit:BalanceUnit"],"value":"Vec<U128>","keys_id":791,"value_id":792}} | |
| Asks | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat","Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId","common:balance_unit:BalanceUnit"],"value":"Vec<U128>","keys_id":791,"value_id":792}} | |
| AggregatedBids | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId"],"value":"Vec<Tuple:common:balance_unit:BalanceUnitcommon:balance_unit:BalanceUnit>","keys_id":152,"value_id":793}} | |
| AggregatedAsks | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId"],"value":"Vec<Tuple:common:balance_unit:BalanceUnitcommon:balance_unit:BalanceUnit>","keys_id":152,"value_id":793}} | |
| UserLimitOrders | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat","Blake2_128Concat"],"key_vec":["AccountId","order_book:types:OrderBookId"],"value":"Vec<U128>","keys_id":797,"value_id":792}} | |
| ExpirationsAgenda | {"origin":"Map","n_map_type":{"hashers":["Identity"],"key_vec":["U32"],"value":"Vec<Tuple:order_book:types:OrderBookIdU128>","keys_id":4,"value_id":798}} | |
| AlignmentCursor | {"origin":"Map","n_map_type":{"hashers":["Blake2_128Concat"],"key_vec":["order_book:types:OrderBookId"],"value":"U128","keys_id":152,"value_id":6}} | |
| IncompleteExpirationsSince | {"origin":"PlainType","plain_type":"U32","PlainTypeValue":4} |
Error Types
Name | Docs |
|---|---|
| UnknownOrderBook | Order book does not exist for this trading pair |
| InvalidOrderBookId | Invalid order book id |
| OrderBookAlreadyExists | Order book already exists for this trading pair |
| UnknownLimitOrder | Limit order does not exist for this trading pair and order id |
| LimitOrderAlreadyExists | Limit order already exists for this trading pair and order id |
| LimitOrderStorageOverflow | It is impossible to insert the limit order because the bounds have been reached |
| UpdateLimitOrderError | It is impossible to update the limit order |
| DeleteLimitOrderError | It is impossible to delete the limit order |
| BlockScheduleFull | Expiration schedule for expiration block is full |
| ExpirationNotFound | Could not find expiration in given block schedule |
| NoDataForPrice | There are no bids/asks for the price |
| NoAggregatedData | There are no aggregated bids/asks for the order book |
| NotEnoughLiquidityInOrderBook | There is not enough liquidity in the order book to cover the deal |
| ForbiddenToCreateOrderBookWithSameAssets | Cannot create order book with equal base and target assets |
| NotAllowedQuoteAsset | The asset is not allowed to be quote. Only the dex base asset can be a quote asset for order book |
| NotAllowedDEXId | Orderbooks cannot be created with given dex id. |
| SyntheticAssetIsForbidden | Synthetic assets are forbidden for order book. |
| UserHasNoNft | User cannot create an order book with NFT if they don't have NFT |
| InvalidLifespan | Lifespan exceeds defined limits |
| InvalidOrderAmount | The order amount (limit or market) does not meet the requirements |
| InvalidLimitOrderPrice | The limit order price does not meet the requirements |
| LimitOrderPriceIsTooFarFromSpread | User cannot set the price of limit order too far from actual market price |
| TradingIsForbidden | At the moment, Trading is forbidden in the current order book |
| PlacementOfLimitOrdersIsForbidden | At the moment, Users cannot place new limit orders in the current order book |
| CancellationOfLimitOrdersIsForbidden | At the moment, Users cannot cancel their limit orders in the current order book |
| UserHasMaxCountOfOpenedOrders | User has the max available count of open limit orders in the current order book |
| PriceReachedMaxCountOfLimitOrders | It is impossible to place the limit order because bounds of the max count of orders at the current price have been reached |
| OrderBookReachedMaxCountOfPricesForSide | It is impossible to place the limit order because bounds of the max count of prices for the side have been reached |
| AmountCalculationFailed | An error occurred while calculating the amount |
| PriceCalculationFailed | An error occurred while calculating the price |
| Unauthorized | Unauthorized action |
| InvalidAsset | Invalid asset |
| InvalidTickSize | Invalid tick size |
| InvalidStepLotSize | Invalid step lot size |
| InvalidMinLotSize | Invalid min lot size |
| InvalidMaxLotSize | Invalid max lot size |
| TickSizeAndStepLotSizeAreTooBig | Tick size & step lot size are too big and their multiplication overflows Balance |
| TickSizeAndStepLotSizeLosePrecision | Product of tick and step lot sizes goes out of precision. It must be accurately represented by fixed-precision float to prevent rounding errors. I.e. the product should not have more than 18 digits after the comma. |
| MaxLotSizeIsMoreThanTotalSupply | Max lot size cannot be more that total supply of base asset |
| SlippageLimitExceeded | Indicated limit for slippage has not been met during transaction execution. |
| MarketOrdersAllowedOnlyForIndivisibleAssets | Market orders are allowed only for indivisible assets |
| ForbiddenStatusToDeleteOrderBook | It is possible to delete an order-book only with the statuses: OnlyCancel or Stop |
| OrderBookIsNotEmpty | It is possible to delete only empty order-book |
| ForbiddenStatusToUpdateOrderBook | It is possible to update an order-book only with the statuses: OnlyCancel or Stop |
| OrderBookIsLocked | Order Book is locked for technical maintenance. Try again later. |
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