Add the contract symbol

Author: Fernando Fernandes

Sources/SwiftTrader/Model/SwiftTraderOrderInput.swift

@@ -14,6 +14,7 @@ public struct SwiftTraderOrderInput {
 
     public let exchange: SwiftTraderExchange
     public let ticker: String
+    public let contractSymbol: String
     public let entryPrice: Double
     public let currentPrice: Double
     public let profitPercentage: Double
@@ -23,12 +24,14 @@ public struct SwiftTraderOrderInput {
 
     public init(exchange: SwiftTraderExchange,
                 ticker: String,
+                contractSymbol: String,
                 entryPrice: Double,
                 currentPrice: Double,
                 profitPercentage: Double,
                 offset: Double) {
         self.exchange = exchange
         self.ticker = ticker
+        self.contractSymbol = contractSymbol
         self.entryPrice = entryPrice
         self.currentPrice = currentPrice
         self.profitPercentage = profitPercentage

Sources/SwiftTrader/SwiftTrader+Offset.swift

@@ -18,12 +18,13 @@ public extension SwiftTrader {
         let targetPercentage: Double = (input.profitPercentage / 100) - (input.offset / 100)
         let priceIncrement: Double = input.entryPrice * targetPercentage
 
+        #warning("TODO: round up?")
         // Why Int? From a Kucoin response: "The parameter shall be a multiple of 1."
         let targetPrice = Int(input.entryPrice + priceIncrement)
         let targetPriceString = String(targetPrice)
 
         return KucoinOrderParameters(
-            symbol: input.ticker,
+            symbol: input.contractSymbol,
             side: .sell,
             type: .limit,
             stop: .down,