-- Id: 22544 -- Id: -- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=31&t=61121 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Patreon : https://goo.gl/GdXWeN | --| Paypal : https://goo.gl/9Rj74e | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash : 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ local Modules = {}; function Init() --The strategy profile initialization strategy:name("Complete Ichimoku Strategy") strategy:description("") strategy:setTag("NonOptimizableParameters", "Email,SendEmail,SoundFile,RecurrentSound,PlaySound, ShowAlert") strategy.parameters:addGroup("Chandelier Exit Calculation") strategy.parameters:addInteger("Range", "Range", "", 7) strategy.parameters:addInteger("Shift", "Shift", "", 0) strategy.parameters:addInteger("ATRPeriod", "ATR Period", "", 9) strategy.parameters:addDouble("ATRMultipl", "ATRMultipl", "", 2.5) strategy.parameters:addInteger("x_shift", "Shift in periods", "", 0, -100000, 0); strategy.parameters:addDouble("y_shift", "Shift in pips", "", 0.0); strategy.parameters:addGroup("Price") strategy.parameters:addString("Type", "Price Type", "", "Bid") strategy.parameters:addStringAlternative("Type", "Bid", "", "Bid") strategy.parameters:addStringAlternative("Type", "Ask", "", "Ask") strategy.parameters:addString("TF", "Time frame", "", "H1") strategy.parameters:setFlag("TF", core.FLAG_PERIODS) strategy.parameters:addGroup("Strategy Parameters") strategy.parameters:addInteger("T", "Tenkan Period", "Tenkan Period", 9) strategy.parameters:addInteger("K", "Kijun Period", "Kijun Period", 26) strategy.parameters:addInteger("S", "Senkou Period", "Senkou Period", 52) CreateTradingParameters() end function CreateTradingParameters() strategy.parameters:addGroup("Trading Parameters") strategy.parameters:addBoolean("AllowTrade", "Allow strategy to trade", "", false) strategy.parameters:setFlag("AllowTrade", core.FLAG_ALLOW_TRADE) strategy.parameters:addString("ExecutionType", "End of Turn / Live", "", "End of Turn") strategy.parameters:addStringAlternative("ExecutionType", "End of Turn", "", "End of Turn") strategy.parameters:addStringAlternative("ExecutionType", "Live", "", "Live") strategy.parameters:addBoolean("CloseOnOpposite", "Close On Opposite", "", true) strategy.parameters:addString( "CustomID", "Custom Identifier", "The identifier that can be used to distinguish strategy instances", "123" ) strategy.parameters:addInteger( "MaxNumberOfPositionInAnyDirection", "Max Number Of Open Position In Any Direction", "", 2, 1, 100 ) strategy.parameters:addInteger("MaxNumberOfPosition", "Max Number Of Position In One Direction", "", 1, 1, 100) strategy.parameters:addString( "ALLOWEDSIDE", "Allowed side", "Allowed side for trading or signaling, can be Sell, Buy or Both", "Both" ) strategy.parameters:addStringAlternative("ALLOWEDSIDE", "Both", "", "Both") strategy.parameters:addStringAlternative("ALLOWEDSIDE", "Buy", "", "Buy") strategy.parameters:addStringAlternative("ALLOWEDSIDE", "Sell", "", "Sell") strategy.parameters:addString("Account", "Account to trade on", "", "") strategy.parameters:setFlag("Account", core.FLAG_ACCOUNT) strategy.parameters:addInteger("Amount", "Trade Amount in Lots", "", 1, 1, 100) strategy.parameters:addGroup("Alerts") strategy.parameters:addBoolean("ShowAlert", "ShowAlert", "", true) strategy.parameters:addBoolean("PlaySound", "Play Sound", "", false) strategy.parameters:addFile("SoundFile", "Sound File", "", "") strategy.parameters:setFlag("SoundFile", core.FLAG_SOUND) strategy.parameters:addBoolean("RecurrentSound", "Recurrent Sound", "", true) strategy.parameters:addBoolean("SendEmail", "Send Email", "", false) strategy.parameters:addString("Email", "Email", "", "") strategy.parameters:setFlag("Email", core.FLAG_EMAIL) strategy.parameters:addGroup("Time Parameters") strategy.parameters:addInteger("ToTime", "Convert the date to", "", 6) strategy.parameters:addIntegerAlternative("ToTime", "EST", "", 1) strategy.parameters:addIntegerAlternative("ToTime", "UTC", "", 2) strategy.parameters:addIntegerAlternative("ToTime", "Local", "", 3) strategy.parameters:addIntegerAlternative("ToTime", "Server", "", 4) strategy.parameters:addIntegerAlternative("ToTime", "Financial", "", 5) strategy.parameters:addIntegerAlternative("ToTime", "Display", "", 6) strategy.parameters:addString("StartTime", "Start Time for Trading", "", "00:00:00") strategy.parameters:addString("StopTime", "Stop Time for Trading", "", "24:00:00") strategy.parameters:addBoolean("UseMandatoryClosing", "Use Mandatory Closing", "", false) strategy.parameters:addString("ExitTime", "Mandatory Closing Time", "", "23:59:00") strategy.parameters:addInteger("ValidInterval", "Valid interval for operation in second", "", 60) end local Source, TickSource local MaxNumberOfPositionInAnyDirection, MaxNumberOfPosition local SoundFile = nil local RecurrentSound = false local ALLOWEDSIDE local AllowTrade local Offer local CanClose local Account local Amount local ShowAlert local Email local SendEmail local BaseSize local ExecutionType local CloseOnOpposite local first = {} local Tenkan local Kijun local Senkou local ICH local CustomID local x_shift; local y_shift; local OpenTime, CloseTime, ExitTime local ValidInterval, UseMandatoryClosing local ToTime local Indicator; local atr; -- function Prepare(nameOnly) for _, module in pairs(Modules) do module:Prepare(nameOnly); end CustomID = instance.parameters.CustomID ExecutionType = instance.parameters.ExecutionType CloseOnOpposite = instance.parameters.CloseOnOpposite MaxNumberOfPositionInAnyDirection = instance.parameters.MaxNumberOfPositionInAnyDirection MaxNumberOfPosition = instance.parameters.MaxNumberOfPosition Tenkan = instance.parameters.T Kijun = instance.parameters.K Senkou = instance.parameters.S x_shift = instance.parameters.x_shift; y_shift = instance.parameters.y_shift; assert(instance.parameters.TF ~= "t1", "The time frame must not be tick") local name name = profile:id() .. "( " .. instance.bid:name() .. "," .. CustomID .. " )" instance:name(name) PrepareTrading() if nameOnly then return end assert(core.indicators:findIndicator("CHANDELIEREXIT_SS") ~= nil, "Please, download and install CHANDELIEREXIT_SS.LUA indicator"); if ExecutionType == "Live" then TickSource = ExtSubscribe(1, nil, "t1", instance.parameters.Type == "Bid", "close") end Source = ExtSubscribe(2, nil, instance.parameters.TF, instance.parameters.Type == "Bid", "bar") ICH = core.indicators:create("ICH", Source, Tenkan, Kijun, Senkou) Indicator = core.indicators:create( "CHANDELIEREXIT_SS", Source, instance.parameters.Range, instance.parameters.Shift, instance.parameters.ATRPeriod, instance.parameters.ATRMultipl, core.rgb(0, 255, 0), core.rgb(255, 0, 0) ); atr = core.indicators:create("ATR", Source, instance.parameters.ATRPeriod); first["SL"] = ICH.SL:first() first["TL"] = ICH.TL:first() first["SA"] = ICH.SA:first() first["CS"] = ICH.CS:first() first["SB"] = ICH.SB:first() first["PRICE"] = Source:first() ToTime = instance.parameters.ToTime ValidInterval = instance.parameters.ValidInterval UseMandatoryClosing = instance.parameters.UseMandatoryClosing if ToTime == 1 then ToTime = core.TZ_EST elseif ToTime == 2 then ToTime = core.TZ_UTC elseif ToTime == 3 then ToTime = core.TZ_LOCAL elseif ToTime == 4 then ToTime = core.TZ_SERVER elseif ToTime == 5 then ToTime = core.TZ_FINANCIAL elseif ToTime == 6 then ToTime = core.TZ_TS end local valid OpenTime, valid = ParseTime(instance.parameters.StartTime) assert(valid, "Time " .. instance.parameters.StartTime .. " is invalid") CloseTime, valid = ParseTime(instance.parameters.StopTime) assert(valid, "Time " .. instance.parameters.StopTime .. " is invalid") ExitTime, valid = ParseTime(instance.parameters.ExitTime) assert(valid, "Time " .. instance.parameters.ExitTime .. " is invalid") if UseMandatoryClosing then core.host:execute("setTimer", 199, math.max(ValidInterval / 2, 1)) end end function ParseTime(time) local Pos = string.find(time, ":"); if Pos == nil then return nil, false; end local h = tonumber(string.sub(time, 1, Pos - 1)); time = string.sub(time, Pos + 1); Pos = string.find(time, ":"); if Pos == nil then return nil, false; end local m = tonumber(string.sub(time, 1, Pos - 1)); local s = tonumber(string.sub(time, Pos + 1)); return (h / 24.0 + m / 1440.0 + s / 86400.0), -- time in ole format ((h >= 0 and h < 24 and m >= 0 and m < 60 and s >= 0 and s < 60) or (h == 24 and m == 0 and s == 0)); -- validity flag end function InRange(now, openTime, closeTime) if openTime < closeTime then return now >= openTime and now <= closeTime; end if openTime > closeTime then return now > openTime or now < closeTime; end return now == openTime; end function PrepareTrading() ALLOWEDSIDE = instance.parameters.ALLOWEDSIDE local PlaySound = instance.parameters.PlaySound if PlaySound then SoundFile = instance.parameters.SoundFile else SoundFile = nil end assert(not (PlaySound) or (PlaySound and SoundFile ~= ""), "Sound file must be chosen") ShowAlert = instance.parameters.ShowAlert RecurrentSound = instance.parameters.RecurrentSound SendEmail = instance.parameters.SendEmail if SendEmail then Email = instance.parameters.Email else Email = nil end assert(not (SendEmail) or (SendEmail and Email ~= ""), "E-mail address must be specified") AllowTrade = instance.parameters.AllowTrade Account = instance.parameters.Account Amount = instance.parameters.Amount BaseSize = core.host:execute("getTradingProperty", "baseUnitSize", instance.bid:instrument(), Account) Offer = core.host:findTable("offers"):find("Instrument", instance.bid:instrument()).OfferID CanClose = core.host:execute("getTradingProperty", "canCreateMarketClose", instance.bid:instrument(), Account) end local Last local LAST local ONE local commands = {}; function ExtUpdate(id, source, period) -- The method called every time when a new bid or ask price appears. for _, module in pairs(Modules) do if module.BlockTrading ~= nil and module:BlockTrading(id, source, period) then return; end end for _, module in pairs(Modules) do if module.ExtUpdate ~= nil then module:ExtUpdate(id, source, period); end end if AllowTrade then if not (checkReady("trades")) or not (checkReady("orders")) then return end end if ExecutionType == "Live" and id == 1 then period = core.findDate(Source.close, TickSource:date(period), false) end if ExecutionType == "Live" then if ONE == Source:serial(period) then return end if id == 2 then return end else if id ~= 2 then return end end now = core.host:execute("getServerTime") now = core.host:execute("convertTime", core.TZ_EST, ToTime, now) -- get only time now = now - math.floor(now) if not InRange(now, OpenTime, CloseTime) then return end -- update indicators. ICH:update(core.UpdateLast) Indicator:update(core.UpdateLast) atr:update(core.UpdateLast) if not atr.DATA:hasData(period - instance.parameters.ATRPeriod) or period <= instance.parameters.ATRPeriod then return; end local diff = CalcSLDiff(); trading:FindTrade() :WhenInstrument(source:instrument()) :Do( function (trade) if commands[trade.TradeID] ~= nil and not commands[trade.TradeID].Finished then return; end local newStop; if (trade.BS == "B") then newStop = Source.close[NOW] - diff else newStop = Source.close[NOW] + diff; end local stop = trading:FindStopOrder(trade); if stop == nil or stop.Rate ~= newStop then commands[trade.TradeID] = trading:MoveStop(trade, newStop); end end ); if period < first["PRICE"] + Kijun or period < first["CS"] + Kijun then return end local Up = true local Down = true if Source.close[period] < math.max(ICH.SA[period], ICH.SB[period]) or ICH.SA[period + Kijun] < ICH.SB[period + Kijun] or ICH.SL[period] < math.max(ICH.SA[period], ICH.SB[period]) or ICH.TL[period] < math.max(ICH.SA[period], ICH.SB[period]) or ICH.SL[period] < ICH.TL[period] or ICH.CS[period - Kijun] < Source.close[period - Kijun] then Up = false end if Source.close[period] > math.min(ICH.SA[period], ICH.SB[period]) or ICH.SA[period + Kijun] > ICH.SB[period + Kijun] or ICH.SL[period] > math.min(ICH.SA[period], ICH.SB[period]) or ICH.TL[period] > math.min(ICH.SA[period], ICH.SB[period]) or ICH.SL[period] > ICH.TL[period] or ICH.CS[period - Kijun] > Source.close[period - Kijun] then Down = false end if Up and core.crossesOver(ICH.SL, ICH.TL, period) then BUY() ONE = Source:serial(period) elseif Down and core.crossesUnder(ICH.SL, ICH.TL, period) then SELL() ONE = Source:serial(period) end end -- NG: Introduce async function for timer/monitoring for the order results function ExtAsyncOperationFinished(cookie, success, message) for _, module in pairs(Modules) do if module.AsyncOperationFinished ~= nil then module:AsyncOperationFinished(cookie, success, message, message1, message2); end end if cookie == 199 then -- timer if UseMandatoryClosing and AllowTrade then now = core.host:execute("getServerTime") now = core.host:execute("convertTime", core.TZ_EST, ToTime, now) -- get only time now = now - math.floor(now) -- check whether the time is in the exit time period if now >= ExitTime and now < ExitTime + (ValidInterval / 86400.0) then if not checkReady("trades") then return end if haveTrades("B") then exitSpecific("B") Signal("Close Long") end if haveTrades("S") then exitSpecific("S") Signal("Close Short") end end end elseif cookie == 200 and not success then terminal:alertMessage( instance.bid:instrument(), instance.bid[instance.bid:size() - 1], "Open order failed" .. message, instance.bid:date(instance.bid:size() - 1) ) elseif cookie == 201 and not success then terminal:alertMessage( instance.bid:instrument(), instance.bid[instance.bid:size() - 1], "Close order failed" .. message, instance.bid:date(instance.bid:size() - 1) ) end end --===========================================================================-- -- TRADING UTILITY FUNCTIONS -- --============================================================================-- function BUY() if AllowTrade then if CloseOnOpposite and haveTrades("S") then -- close on opposite signal exitSpecific("S") Signal("Close Short") end if ALLOWEDSIDE == "Sell" then -- we are not allowed buys. return end enter("B") else Signal("Buy Signal") end end function SELL() if AllowTrade then if CloseOnOpposite and haveTrades("B") then -- close on opposite signal exitSpecific("B") Signal("Close Long") end if ALLOWEDSIDE == "Buy" then -- we are not allowed sells. return end enter("S") else Signal("Sell Signal") end end function Signal(Label) if ShowAlert then terminal:alertMessage(instance.bid:instrument(), instance.bid[NOW], Label, instance.bid:date(NOW)) end if SoundFile ~= nil then terminal:alertSound(SoundFile, RecurrentSound) end if Email ~= nil then terminal:alertEmail( Email, Label, profile:id() .. "(" .. instance.bid:instrument() .. ")" .. instance.bid[NOW] .. ", " .. Label .. ", " .. instance.bid:date(NOW) ) end end function checkReady(table) local rc if Account == "TESTACC_ID" then -- run under debugger/simulator rc = true else rc = core.host:execute("isTableFilled", table) end return rc end function tradesCount(BuySell) local enum, row local count = 0 enum = core.host:findTable("trades"):enumerator() row = enum:next() while row ~= nil do if row.AccountID == Account and row.OfferID == Offer and row.QTXT == CustomID and (row.BS == BuySell or BuySell == nil) then count = count + 1 end row = enum:next() end return count end function haveTrades(BuySell) local enum, row local found = false enum = core.host:findTable("trades"):enumerator() row = enum:next() while (row ~= nil) do if row.AccountID == Account and row.OfferID == Offer and row.QTXT == CustomID and (row.BS == BuySell or BuySell == nil) then found = true break end row = enum:next() end return found end -- enter into the specified direction function enter(BuySell) -- do not enter if position in the specified direction already exists if tradesCount(BuySell) >= MaxNumberOfPosition or ((tradesCount(nil)) >= MaxNumberOfPositionInAnyDirection) then return true end -- send the alert after the checks to see if we can trade. if (BuySell == "S") then Signal("Sell Signal") else Signal("Buy Signal") end return MarketOrder(BuySell) end function CalcSLDiff() local min, max, minpos, maxpos = mathex.minmax(Source, Source:size() - instance.parameters.ATRPeriod - 1, Source:size() - 1); local diff = max - min; local x = diff / atr.DATA[maxpos]; return atr.DATA[NOW] * x; end -- enter into the specified direction function MarketOrder(BuySell) local valuemap, success, msg valuemap = core.valuemap() valuemap.Command = "CreateOrder" valuemap.OrderType = "OM" valuemap.OfferID = Offer valuemap.AcctID = Account valuemap.Quantity = Amount * BaseSize valuemap.BuySell = BuySell valuemap.CustomID = CustomID local diff = CalcSLDiff(); if BuySell == "B" then valuemap.RateStop = Source.close[NOW] - diff; valuemap.RateLimit = Source.close[NOW] + diff; else valuemap.RateStop = Source.close[NOW] + diff; valuemap.RateLimit = Source.close[NOW] - diff; end success, msg = terminal:execute(200, valuemap) if not (success) then terminal:alertMessage( instance.bid:instrument(), instance.bid[instance.bid:size() - 1], "Open order failed" .. msg, instance.bid:date(instance.bid:size() - 1) ) return false end return true end -- exit from the specified trade using the direction as a key function exitSpecific(BuySell) -- we have to loop through to exit all trades in each direction instead -- of using the net qty flag because we may be running multiple strategies on the same account. local enum, row local found = false enum = core.host:findTable("trades"):enumerator() row = enum:next() while (not found) and (row ~= nil) do -- for every trade for this instance. if row.AccountID == Account and row.OfferID == Offer and row.QTXT == CustomID and (row.BS == BuySell or BuySell == nil) then exitTrade(row) end row = enum:next() end end -- exit from the specified direction function exitTrade(tradeRow) if not (AllowTrade) then return true end local valuemap, success, msg valuemap = core.valuemap() -- switch the direction since the order must be in oppsite direction if tradeRow.BS == "B" then BuySell = "S" else BuySell = "B" end valuemap.OrderType = "CM" valuemap.OfferID = Offer valuemap.AcctID = Account if (CanClose) then -- Non-FIFO can close each trade independantly. valuemap.TradeID = tradeRow.TradeID valuemap.Quantity = tradeRow.Lot else -- FIFO. valuemap.NetQtyFlag = "Y" -- this forces all trades to close in the opposite direction. end valuemap.BuySell = BuySell valuemap.CustomID = CustomID success, msg = terminal:execute(201, valuemap) if not (success) then terminal:alertMessage( instance.bid:instrument(), instance.bid[instance.bid:size() - 1], "Close order failed" .. msg, instance.bid:date(instance.bid:size() - 1) ) return false end return true end dofile(core.app_path() .. "\\strategies\\standard\\include\\helper.lua") trading = {}; trading.Name = "Trading"; trading.Version = "4.9"; trading.Debug = false; trading.AddAmountParameter = true; trading.AddStopParameter = true; trading.AddLimitParameter = true; trading._ids_start = nil; trading._signaler = nil; trading._account = nil; trading._amount = 1; trading._all_modules = {}; trading._limit = nil; trading._stop = nil; trading._trailing_stop = nil; trading._request_id = {}; trading._waiting_requests = {}; trading._used_stop_orders = {}; trading._used_limit_orders = {}; function trading:trace(str) if not self.Debug then return; end core.host:trace(self.Name .. ": " .. str); end function trading:RegisterModule(modules) for _, module in pairs(modules) do self:OnNewModule(module); module:OnNewModule(self); end modules[#modules + 1] = self; self._ids_start = (#modules) * 100; end function trading:Init(parameters) parameters:addBoolean("allow_trade", "Allow strategy to trade", "", true); parameters:setFlag("allow_trade", core.FLAG_ALLOW_TRADE); parameters:addString("account", "Account to trade on", "", ""); parameters:setFlag("account", core.FLAG_ACCOUNT); if self.AddAmountParameter then parameters:addInteger("amount", "Trade Amount in Lots", "", 1); end if self.AddStopParameter then parameters:addBoolean("set_stop", "Set Stop Orders", "", false); parameters:addInteger("stop", "Stop Order in pips", "", 30); parameters:addBoolean("use_trailing", "Trailing stop order", "", false); parameters:addInteger("trailing", "Trailing in pips", "Use 1 for dynamic and 10 or greater for the fixed trailing", 1); end if self.AddLimitParameter then parameters:addBoolean("set_limit", "Set Limit Orders", "", false); parameters:addInteger("limit", "Limit Order in pips", "", 30); end parameters:addBoolean("close_on_opposite", "Close on Opposite", "", true); parameters:addBoolean("position_cap", "Position Cap", "", false); parameters:addInteger("no_of_positions", "No of open positions", "", 1); parameters:addInteger("no_of_buy_position", "Max # of buy positions", "", 1); parameters:addInteger("no_of_sell_position", "Max # of sell positions", "", 1); end function trading:Prepare(name_only) --do what you usually do in prepare if name_only then return; end self._account = instance.parameters.account; if self.AddAmountParameter then self._amount = instance.parameters.amount; end if instance.parameters.set_limit then self._limit = instance.parameters.limit; end if instance.parameters.set_stop then self._stop = instance.parameters.stop; if instance.parameters.use_trailing then self._trailing_stop = instance.parameters.trailing; end end end function trading:OnNewModule(module) if module.Name == "Signaler" then self._signaler = module; end self._all_modules[#self._all_modules + 1] = module; end function trading:AsyncOperationFinished(cookie, success, message, message1, message2) local res = self._waiting_requests[cookie]; if res ~= nil then res.Finished = true; res.Success = success; res.Error = not success and message or nil; if not success then if self._signaler ~= nil then self._signaler:Signal(res.Error); else self:trace(res.Error); end end self._waiting_requests[cookie] = nil; elseif cookie == self._order_update_id then for _, order in ipairs(self._monitored_orders) do if order.RequestID == message2 then order.FixStatus = message1; end end elseif cookie == self._ids_start + 2 then if not success then if self._signaler ~= nil then self._signaler:Signal("Close order failed: " .. message); else self:trace("Close order failed: " .. message); end end end end function trading:calculateAmount() return self._amount; end function trading:getOppositeSide(side) if side == "B" then return "S"; end return "B"; end function trading:getId() for id = self._ids_start, self._ids_start + 100 do if self._waiting_requests[id] == nil then return id; end end return self._ids_start; end function trading:CreateStopOrder(trade, stop_rate, trailing) local valuemap = core.valuemap(); valuemap.Command = "CreateOrder"; valuemap.OfferID = trade.OfferID; valuemap.Rate = stop_rate; if trade.BS == "B" then valuemap.BuySell = "S"; else valuemap.BuySell = "B"; end local can_close = core.host:execute("getTradingProperty", "canCreateMarketClose", trade.Instrument, trade.AccountID); if can_close then valuemap.OrderType = "S"; valuemap.AcctID = trade.AccountID; valuemap.TradeID = trade.TradeID; valuemap.Quantity = trade.Lot; valuemap.TrailUpdatePips = trailing; else valuemap.OrderType = "SE" valuemap.AcctID = trade.AccountID; valuemap.NetQtyFlag = "Y" end local id = self:getId(); local success, msg = terminal:execute(id, valuemap); if not(success) then local message = "Failed create stop " .. msg; self:trace(message); if self._signaler ~= nil then self._signaler:Signal(message); end local res = {}; res.Finished = true; res.Success = false; res.Error = message; return res; end local res = {}; res.Finished = false; res.RequestID = msg; self._waiting_requests[id] = res; self._request_id[trade.TradeID] = msg; return res; end function trading:CreateLimitOrder(trade, limit_rate) local valuemap = core.valuemap(); valuemap.Command = "CreateOrder"; valuemap.OfferID = trade.OfferID; valuemap.Rate = limit_rate; if trade.BS == "B" then valuemap.BuySell = "S"; else valuemap.BuySell = "B"; end local can_close = core.host:execute("getTradingProperty", "canCreateMarketClose", trade.Instrument, trade.AccountID); if can_close then valuemap.OrderType = "L"; valuemap.AcctID = trade.AccountID; valuemap.TradeID = trade.TradeID; valuemap.Quantity = trade.Lot; else valuemap.OrderType = "LE" valuemap.AcctID = trade.AccountID; valuemap.NetQtyFlag = "Y" end local success, msg = terminal:execute(200, valuemap); if not(success) then terminal:alertMessage(trade.Instrument, limit_rate, "Failed create limit " .. msg, core.now()); else self._request_id[trade.TradeID] = msg; end end function trading:ChangeOrder(order, rate, trailing) local min_change = core.host:findTable("offers"):find("Instrument", order.Instrument).PointSize; if math.abs(rate - order.Rate) > min_change then self:trace(string.format("Changing an order to %s", tostring(rate))); -- stop exists local valuemap = core.valuemap(); valuemap.Command = "EditOrder"; valuemap.AcctID = order.AccountID; valuemap.OrderID = order.OrderID; valuemap.TrailUpdatePips = trailing; valuemap.Rate = rate; local id = self:getId(); local success, msg = terminal:execute(id, valuemap); if not(success) then local message = "Failed change order " .. msg; self:trace(message); if self._signaler ~= nil then self._signaler:Signal(message); end local res = {}; res.Finished = true; res.Success = false; res.Error = message; return res; end local res = {}; res.Finished = false; res.RequestID = msg; self._waiting_requests[id] = res; return res; end local res = {}; res.Finished = true; res.Success = true; return res; end function trading:IsLimitOrderType(order_type) return order_type == "L" or order_type == "LE" or order_type == "LT" or order_type == "LTE"; end function trading:IsStopOrderType(order_type) return order_type == "S" or order_type == "SE" or order_type == "ST" or order_type == "STE"; end function trading:FindLimitOrder(trade) local can_close = core.host:execute("getTradingProperty", "canCreateMarketClose", trade.Instrument, trade.AccountID); if can_close then local order_id; if trade.LimitOrderID ~= nil and trade.LimitOrderID ~= "" then order_id = trade.LimitOrderID; self:trace("Using limit order id from the trade"); elseif self._request_id[trade.TradeID] ~= nil then self:trace("Searching limit order by request id: " .. tostring(self._request_id[trade.TradeID])); local order = core.host:findTable("orders"):find("RequestID", self._request_id[trade.TradeID]); if order ~= nil then order_id = order.OrderID; self._request_id[trade.TradeID] = nil; end end -- Check that order is stil exist if order_id ~= nil then return core.host:findTable("orders"):find("OrderID", order_id); end else local enum = core.host:findTable("orders"):enumerator(); local row = enum:next(); while (row ~= nil) do if row.ContingencyType == 3 and IsLimitOrderType(row.Type) and self._used_limit_orders[row.OrderID] ~= true then self._used_limit_orders[row.OrderID] = true; return row; end row = enum:next(); end end return nil; end function trading:FindStopOrder(trade) local can_close = core.host:execute("getTradingProperty", "canCreateMarketClose", trade.Instrument, trade.AccountID); if can_close then local order_id; if trade.StopOrderID ~= nil and trade.StopOrderID ~= "" then order_id = trade.StopOrderID; self:trace("Using stop order id from the trade"); elseif self._request_id[trade.TradeID] ~= nil then self:trace("Searching stop order by request id: " .. tostring(self._request_id[trade.TradeID])); local order = core.host:findTable("orders"):find("RequestID", self._request_id[trade.TradeID]); if order ~= nil then order_id = order.OrderID; self._request_id[trade.TradeID] = nil; end end -- Check that order is stil exist if order_id ~= nil then return core.host:findTable("orders"):find("OrderID", order_id); end else local enum = core.host:findTable("orders"):enumerator(); local row = enum:next(); while (row ~= nil) do if row.ContingencyType == 3 and self:IsStopOrderType(row.Type) and self._used_stop_orders[row.OrderID] ~= true then self._used_stop_orders[row.OrderID] = true; return row; end row = enum:next(); end end return nil; end function trading:MoveStop(trade, stop_rate, trailing) local order = self:FindStopOrder(trade); if order == nil then if trailing == 0 then trailing = nil; end return self:CreateStopOrder(trade, stop_rate, trailing); else if trailing == 0 then if order.TrlMinMove ~= 0 then trailing = order.TrlMinMove else trailing = nil; end end return self:ChangeOrder(order, stop_rate, trailing); end end function trading:MoveLimit(trade, limit_rate) self:trace("Searching for a limit"); local order = self:FindLimitOrder(trade); if order == nil then self:trace("Limit order not found, creating a new one"); return self:CreateLimitOrder(trade, limit_rate); else return self:ChangeOrder(order, limit_rate); end end function trading:RemoveStop(trade) self:trace("Searching for a stop"); local order = self:FindStopOrder(trade); if order == nil then self:trace("No stop"); return nil; end self:trace("Deleting order"); return self:DeleteOrder(order); end function trading:RemoveLimit(trade) self:trace("Searching for a limit"); local order = self:FindLimitOrder(trade); if order == nil then self:trace("No limit"); return nil; end self:trace("Deleting order"); return self:DeleteOrder(order); end function trading:DeleteOrder(order) self:trace(string.format("Deleting order %s", order.OrderID)); local valuemap = core.valuemap(); valuemap.Command = "DeleteOrder"; valuemap.OrderID = order.OrderID; local id = self:getId(); local success, msg = terminal:execute(id, valuemap); if not(success) then local message = "Delete order failed: " .. msg; self:trace(message); if self._signaler ~= nil then self._signaler:Signal(message); end local res = {}; res.Finished = true; res.Success = false; res.Error = message; return res; end local res = {}; res.Finished = false; res.RequestID = msg; self._waiting_requests[id] = res; return res; end function trading:GetCustomID(qtxt) if qtxt == nil then return nil; end local metadata = self:GetMetadata(qtxt); if metadata == nil then return qtxt; end return metadata.CustomID; end function trading:FindOrder() local search = {}; function search:WhenCustomID(custom_id) self.CustomID = custom_id; return self; end function search:WhenSide(bs) self.Side = bs; return self; end function search:WhenInstrument(instrument) self.Instrument = instrument; return self; end function search:WhenAccountID(account_id) self.AccountID = account_id; return self; end function search:WhenRate(rate) self.Rate = rate; return self; end function search:WhenOrderType(orderType) self.OrderType = orderType; return self; end function search:Do(action) local enum = core.host:findTable("orders"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then action(row); end row = enum:next(); end end function search:PassFilter(row) return (row.Instrument == self.Instrument or not self.Instrument) and (row.BS == self.Side or not self.Side) and (row.AccountID == self.AccountID or not self.AccountID) and (trading:GetCustomID(row.QTXT) == self.CustomID or not self.CustomID) and (row.Rate == self.Rate or not self.Rate) and (row.Type == self.OrderType or not self.OrderType); end function search:All() local enum = core.host:findTable("orders"):enumerator(); local row = enum:next(); local orders = {}; while (row ~= nil) do if self:PassFilter(row) then orders[#orders + 1] = row; end row = enum:next(); end return orders; end function search:First() local enum = core.host:findTable("orders"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then return row; end row = enum:next(); end return nil; end return search; end function trading:FindTrade() local search = {}; function search:WhenCustomID(custom_id) self.CustomID = custom_id; return self; end function search:WhenSide(bs) self.Side = bs; return self; end function search:WhenInstrument(instrument) self.Instrument = instrument; return self; end function search:WhenAccountID(account_id) self.AccountID = account_id; return self; end function search:WhenOpen(open) self.Open = open; return self; end function search:WhenOpenOrderReqID(open_order_req_id) self.OpenOrderReqID = open_order_req_id; return self; end function search:Do(action) local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then action(row); end row = enum:next(); end end function search:PassFilter(row) return (row.Instrument == self.Instrument or not self.Instrument) and (row.BS == self.Side or not self.Side) and (row.AccountID == self.AccountID or not self.AccountID) and (trading:GetCustomID(row.QTXT) == self.CustomID or not self.CustomID) and (row.Open == self.Open or not self.Open) and (row.OpenOrderReqID == self.OpenOrderReqID or not self.OpenOrderReqID); end function search:All() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); local trades = {}; while (row ~= nil) do if self:PassFilter(row) then trades[#trades + 1] = row; end row = enum:next(); end return trades; end function search:Any() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then return true; end row = enum:next(); end return false; end function search:Count() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); local count = 0; while (row ~= nil) do if self:PassFilter(row) then count = count + 1; end row = enum:next(); end return count; end function search:First() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then return row; end row = enum:next(); end return nil; end return search; end function trading:FindClosedTrade() local search = {}; function search:WhenCustomID(custom_id) self.CustomID = custom_id; return self; end function search:WhenSide(bs) self.Side = bs; return self; end function search:WhenInstrument(instrument) self.Instrument = instrument; return self; end function search:WhenAccountID(account_id) self.AccountID = account_id; return self; end function search:WhenOpenOrderReqID(open_order_req_id) self.OpenOrderReqID = open_order_req_id; return self; end function search:PassFilter(row) return (row.Instrument == self.Instrument or not self.Instrument) and (row.BS == self.Side or not self.Side) and (row.AccountID == self.AccountID or not self.AccountID) and (trading:GetCustomID(row.QTXT) == self.CustomID or not self.CustomID) and (row.OpenOrderReqID == self.OpenOrderReqID or not self.OpenOrderReqID); end function search:Any() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then return true; end row = enum:next(); end return false; end function search:All() local enum = core.host:findTable("trades"):enumerator(); local row = enum:next(); local trades = {}; while (row ~= nil) do if self:PassFilter(row) then trades[#trades + 1] = row; end row = enum:next(); end return trades; end function search:First() local enum = core.host:findTable("closed trades"):enumerator(); local row = enum:next(); while (row ~= nil) do if self:PassFilter(row) then return row; end row = enum:next(); end return nil; end return search; end function trading:ParialClose(trade, amount) -- not finished local account = core.host:findTable("accounts"):find("AccountID", trade.AccountID); local id = self:getId(); if account.Hedging == "Y" then local valuemap = core.valuemap(); valuemap.BuySell = trade.BS == "B" and "S" or "B"; valuemap.OrderType = "CM"; valuemap.OfferID = trade.OfferID; valuemap.AcctID = trade.AccountID; valuemap.TradeID = trade.TradeID; valuemap.Quantity = math.min(amount, trade.Lot); local success, msg = terminal:execute(id, valuemap); if success then local res = trading:ClosePartialSuccessResult(msg); self._waiting_requests[id] = res; return res; end return trading:ClosePartialFailResult(msg); end local valuemap = core.valuemap(); valuemap.OrderType = "OM"; valuemap.OfferID = trade.OfferID; valuemap.AcctID = trade.AccountID; valuemap.Quantity = math.min(amount, trade.Lot); valuemap.BuySell = trading:getOppositeSide(trade.BS); local success, msg = terminal:execute(id, valuemap); if success then local res = trading:ClosePartialSuccessResult(msg); self._waiting_requests[id] = res; return res; end return trading:ClosePartialFailResult(msg); end function trading:ClosePartialSuccessResult(msg) local res = {}; if msg ~= nil then res.Finished = false; else res.Finished = true; end res.RequestID = msg; function res:ToJSON() return trading:ObjectToJson(self); end return res; end function trading:ClosePartialFailResult(message) local res = {}; res.Finished = true; res.Success = false; res.Error = message; return res; end function trading:Close(trade) local valuemap = core.valuemap(); valuemap.BuySell = trade.BS == "B" and "S" or "B"; valuemap.OrderType = "CM"; valuemap.OfferID = trade.OfferID; valuemap.AcctID = trade.AccountID; valuemap.TradeID = trade.TradeID; valuemap.Quantity = trade.Lot; local success, msg = terminal:execute(self._ids_start + 3, valuemap); if not(success) then if self._signaler ~= nil then self._signaler:Signal("Close failed: " .. msg); end return false; end return true; end function trading:ObjectToJson(obj) local json = {}; function json:AddStr(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":\"%s\"", separator, tostring(name), tostring(value)); end function json:AddNumber(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%f", separator, tostring(name), value or 0); end function json:AddBool(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%s", separator, tostring(name), value and "true" or "false"); end function json:ToString() return "{" .. (self.str or "") .. "}"; end local first = true; for idx,t in pairs(obj) do local stype = type(t) if stype == "number" then json:AddNumber(idx, t); elseif stype == "string" then json:AddStr(idx, t); elseif stype == "boolean" then json:AddBool(idx, t); elseif stype == "function" or stype == "table" then --do nothing else core.host:trace(tostring(idx) .. " " .. tostring(stype)); end end return json:ToString(); end function trading:CreateEntryOrderSuccessResult(msg) local res = {}; if msg ~= nil then res.Finished = false; else res.Finished = true; end res.RequestID = msg; function res:IsOrderExecuted() return self.FixStatus ~= nil and self.FixStatus == "F"; end function res:GetOrder() if self._order == nil then self._order = core.host:findTable("orders"):find("RequestID", self.RequestID); if self._order == nil then return nil; end end if not self._order:refresh() then return nil; end return self._order; end function res:GetTrade() if self._trade == nil then self._trade = core.host:findTable("trades"):find("OpenOrderReqID", self.RequestID); if self._trade == nil then return nil; end end if not self._trade:refresh() then return nil; end return self._trade; end function res:GetClosedTrade() if self._closed_trade == nil then self._closed_trade = core.host:findTable("closed trades"):find("OpenOrderReqID", self.RequestID); if self._closed_trade == nil then return nil; end end if not self._closed_trade:refresh() then return nil; end return self._closed_trade; end function res:ToJSON() return trading:ObjectToJson(self); end return res; end function trading:CreateEntryOrderFailResult(message) local res = {}; res.Finished = true; res.Success = false; res.Error = message; function res:GetOrder() return nil; end function res:GetClosedTrade() return nil; end function res:IsOrderExecuted() return false; end return res; end function trading:EntryOrder(instrument) local builder = {}; builder.Offer = core.host:findTable("offers"):find("Instrument", instrument); builder.Instrument = instrument; builder.Parent = self; builder.valuemap = core.valuemap(); builder.valuemap.Command = "CreateOrder"; builder.valuemap.OfferID = builder.Offer.OfferID; builder.valuemap.AcctID = self._account; function builder:_GetBaseUnitSize() if self._base_size == nil then self._base_size = core.host:execute("getTradingProperty", "baseUnitSize", self.Instrument, self.valuemap.AcctID); end return self._base_size; end function builder:SetAccountID(accountID) self.valuemap.AcctID = accountID; return self; end function builder:SetDefaultAmount() self.valuemap.Quantity = self.Parent:calculateAmount() * self:_GetBaseUnitSize(); return self; end function builder:SetAmount(amount) self.valuemap.Quantity = amount * self:_GetBaseUnitSize(); return self; end function builder:SetPercentOfEquityAmount(percent) self._PercentOfEquityAmount = percent; return self; end function builder:SetSide(buy_sell) self.valuemap.BuySell = buy_sell; return self; end function builder:SetRate(rate) if self.valuemap.BuySell == "B" then self.valuemap.OrderType = self.Offer.Ask > rate and "LE" or "SE"; else self.valuemap.OrderType = self.Offer.Bid > rate and "SE" or "LE"; end self.valuemap.Rate = rate; return self; end function builder:SetPipLimit(limit_type, limit) self.valuemap.PegTypeLimit = limit_type or "M"; self.valuemap.PegPriceOffsetPipsLimit = self.valuemap.BuySell == "B" and limit or -limit; return self; end function builder:SetLimit(limit) self.valuemap.RateLimit = limit; return self; end function builder:SetPipStop(stop_type, stop, trailing_stop) self.valuemap.PegTypeStop = stop_type or "O"; self.valuemap.PegPriceOffsetPipsStop = self.valuemap.BuySell == "B" and -stop or stop; self.valuemap.TrailStepStop = trailing_stop; return self; end function builder:SetStop(stop, trailing_stop) self.valuemap.RateStop = stop; self.valuemap.TrailStepStop = trailing_stop; return self; end function builder:UseDefaultCustomId() self.valuemap.CustomID = self.Parent.CustomID; return self; end function builder:SetCustomID(custom_id) self.valuemap.CustomID = custom_id; return self; end function builder:GetValueMap() return self.valuemap; end function builder:AddMetadata(id, val) if self._metadata == nil then self._metadata = {}; end self._metadata[id] = val; return self; end function builder:Execute() local desc = string.format("Creating %s %s for %s at %f", self.valuemap.BuySell, self.valuemap.OrderType, self.Instrument, self.valuemap.Rate); if self._metadata ~= nil then self._metadata.CustomID = self.valuemap.CustomID; self.valuemap.CustomID = trading:ObjectToJson(self._metadata); end if self.valuemap.RateStop ~= nil then desc = desc .. " stop " .. self.valuemap.RateStop; end if self.valuemap.RateLimit ~= nil then desc = desc .. " limit " .. self.valuemap.RateLimit; end self.Parent:trace(desc); if self._PercentOfEquityAmount ~= nil then local equity = core.host:findTable("accounts"):find("AccountID", self.valuemap.AcctID).Equity; local affordable_loss = equity * self._PercentOfEquityAmount / 100.0; local stop = math.abs(self.valuemap.RateStop - self.valuemap.Rate) / self.Offer.PointSize; local possible_loss = self.Offer.PipCost * stop; self.valuemap.Quantity = math.floor(affordable_loss / possible_loss) * self:_GetBaseUnitSize(); end for _, module in pairs(self.Parent._all_modules) do if module.BlockOrder ~= nil and module:BlockOrder(self.valuemap) then self.Parent:trace("Creation of order blocked by " .. module.Name); return trading:CreateEntryOrderFailResult("Creation of order blocked by " .. module.Name); end end for _, module in pairs(self.Parent._all_modules) do if module.OnOrder ~= nil then module:OnOrder(self.valuemap); end end local id = self.Parent:getId(); local success, msg = terminal:execute(id, self.valuemap); if not(success) then local message = "Open order failed: " .. msg; self.Parent:trace(message); if self.Parent._signaler ~= nil then self.Parent._signaler:Signal(message); end return trading:CreateEntryOrderFailResult(message); end local res = trading:CreateEntryOrderSuccessResult(msg); self.Parent._waiting_requests[id] = res; return res; end return builder; end function trading:StoreMarketOrderResults(res) local str = "["; for i, t in ipairs(res) do local json = t:ToJSON(); if str == "[" then str = str .. json; else str = str .. "," .. json; end end return str .. "]"; end function trading:RestoreMarketOrderResults(str) local results = {}; local position = 2; local result; while (position < str:len()) do local ch = string.sub(str, position, position); if ch == "{" then result = trading:CreateMarketOrderSuccessResult(); position = position + 1; elseif ch == "}" then results[#results + 1] = result; result = nil; position = position + 1; elseif ch == "," then position = position + 1; else local name, value = string.match(str, '"([^"]+)":("?[^,}]+"?)', position); if value == "false" then result[name] = false; position = position + name:len() + 8; elseif value == "true" then result[name] = true; position = position + name:len() + 7; else if string.sub(value, 1, 1) == "\"" then result[name] = value; value:sub(2, value:len() - 1); position = position + name:len() + 3 + value:len(); else result[name] = tonumber(value); position = position + name:len() + 3 + value:len(); end end end end return results; end function trading:CreateMarketOrderSuccessResult(msg) local res = {}; if msg ~= nil then res.Finished = false; else res.Finished = true; end res.RequestID = msg; function res:GetTrade() if self._trade == nil then self._trade = core.host:findTable("trades"):find("OpenOrderReqID", self.RequestID); if self._trade == nil then return nil; end end if not self._trade:refresh() then return nil; end return self._trade; end function res:GetClosedTrade() if self._closed_trade == nil then self._closed_trade = core.host:findTable("closed trades"):find("OpenOrderReqID", self.RequestID); if self._closed_trade == nil then return nil; end end if not self._closed_trade:refresh() then return nil; end return self._closed_trade; end function res:ToJSON() local json = {}; function json:AddStr(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":\"%s\"", separator, tostring(name), tostring(value)); end function json:AddNumber(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%f", separator, tostring(name), value or 0); end function json:AddBool(name, value) local separator = ""; if self.str ~= nil then separator = ","; else self.str = ""; end self.str = self.str .. string.format("%s\"%s\":%s", separator, tostring(name), value and "true" or "false"); end function json:ToString() return "{" .. (self.str or "") .. "}"; end local first = true; for idx,t in pairs(self) do local stype = type(t) if stype == "number" then json:AddNumber(idx, t); elseif stype == "string" then json:AddStr(idx, t); elseif stype == "boolean" then json:AddBool(idx, t); elseif stype == "function" or stype == "table" then --do nothing else core.host:trace(tostring(idx) .. " " .. tostring(stype)); end end return json:ToString(); end return res; end function trading:CreateMarketOrderFailResult(message) local res = {}; res.Finished = true; res.Success = false; res.Error = message; function res:GetTrade() return nil; end return res; end function trading:MarketOrder(instrument) local builder = {}; local offer = core.host:findTable("offers"):find("Instrument", instrument); builder.Instrument = instrument; builder.Parent = self; builder.valuemap = core.valuemap(); builder.valuemap.Command = "CreateOrder"; builder.valuemap.OrderType = "OM"; builder.valuemap.OfferID = offer.OfferID; builder.valuemap.AcctID = self._account; function builder:SetAccountID(accountID) self.valuemap.AcctID = accountID; return self; end function builder:SetAmount(amount) local base_size = core.host:execute("getTradingProperty", "baseUnitSize", self.Instrument, self.valuemap.AcctID); self.valuemap.Quantity = amount * base_size; return self; end function builder:SetDefaultAmount() local base_size = core.host:execute("getTradingProperty", "baseUnitSize", self.Instrument, self.Parent._account); self.valuemap.Quantity = self.Parent:calculateAmount() * base_size; return self; end function builder:SetSide(buy_sell) self.valuemap.BuySell = buy_sell; return self; end function builder:SetPipLimit(limit_type, limit) self.valuemap.PegTypeLimit = limit_type or "O"; self.valuemap.PegPriceOffsetPipsLimit = self.valuemap.BuySell == "B" and limit or -limit; return self; end function builder:SetLimit(limit) self.valuemap.RateLimit = limit; return self; end function builder:SetPipStop(stop_type, stop, trailing_stop) self.valuemap.PegTypeStop = stop_type or "O"; self.valuemap.PegPriceOffsetPipsStop = self.valuemap.BuySell == "B" and -stop or stop; self.valuemap.TrailStepStop = trailing_stop; return self; end function builder:SetStop(stop, trailing_stop) self.valuemap.RateStop = stop; self.valuemap.TrailStepStop = trailing_stop; return self; end function builder:SetCustomID(custom_id) self.valuemap.CustomID = custom_id; return self; end function builder:GetValueMap() return self.valuemap; end function builder:AddMetadata(id, val) if self._metadata == nil then self._metadata = {}; end self._metadata[id] = val; return self; end function builder:Execute() self.Parent:trace(string.format("Creating %s OM for %s", self.valuemap.BuySell, self.Instrument)); if self._metadata ~= nil then self._metadata.CustomID = self.valuemap.CustomID; self.valuemap.CustomID = trading:ObjectToJson(self._metadata); end for _, module in pairs(self.Parent._all_modules) do if module.BlockOrder ~= nil and module:BlockOrder(self.valuemap) then self.Parent:trace("Creation of order blocked by " .. module.Name); return trading:CreateMarketOrderFailResult("Creation of order blocked by " .. module.Name); end end for _, module in pairs(self.Parent._all_modules) do if module.OnOrder ~= nil then module:OnOrder(self.valuemap); end end local id = self.Parent:getId(); local success, msg = terminal:execute(id, self.valuemap); if not(success) then local message = "Open order failed: " .. msg; self.Parent:trace(message); if self.Parent._signaler ~= nil then self.Parent._signaler:Signal(message); end return trading:CreateMarketOrderFailResult(message); end local res = trading:CreateMarketOrderSuccessResult(msg); self.Parent._waiting_requests[id] = res; return res; end return builder; end function trading:JsonToObject(json) local position = 1; local result; local results; while (position < json:len() + 1) do local ch = string.sub(json, position, position); if ch == "{" then result = {}; position = position + 1; elseif ch == "}" then if results ~= nil then position = position + 1; results[#results + 1] = result; else return result; end elseif ch == "," then position = position + 1; elseif ch == "[" then position = position + 1; results = {}; elseif ch == "]" then return results; else if result == nil then return nil; end local name, value = string.match(json, '"([^"]+)":("?[^,}]+"?)', position); if value == "false" then result[name] = false; position = position + name:len() + 8; elseif value == "true" then result[name] = true; position = position + name:len() + 7; else if string.sub(value, 1, 1) == "\"" then result[name] = value; value:sub(2, value:len() - 1); position = position + name:len() + 3 + value:len(); else result[name] = tonumber(value); position = position + name:len() + 3 + value:len(); end end end end return nil; end function trading:GetMetadata(qtxt) if qtxt == "" then return nil; end local position = 1; local result; while (position < qtxt:len() + 1) do local ch = string.sub(qtxt, position, position); if ch == "{" then result = {}; position = position + 1; elseif ch == "}" then return result; elseif ch == "," then position = position + 1; else if result == nil then return nil; end local name, value = string.match(qtxt, '"([^"]+)":("?[^,}]+"?)', position); if value == "false" then result[name] = false; position = position + name:len() + 8; elseif value == "true" then result[name] = true; position = position + name:len() + 7; else if string.sub(value, 1, 1) == "\"" then result[name] = value; value:sub(2, value:len() - 1); position = position + name:len() + 3 + value:len(); else result[name] = tonumber(value); position = position + name:len() + 3 + value:len(); end end end end return nil; end function trading:GetTradeMetadata(trade) return self:GetMetadata(trade.QTXT); end trading:RegisterModule(Modules);