Docs: update to reflect change to algo tree structure

README.md

@@ -38,8 +38,13 @@ func main() {
   data.Load(symbols)
   test.SetData(data)
 
-  // choose a strategy and load it into the backtest
-  strategy := &strategy.Basic{}
+  // choose a strategy
+  strategy := strategy.BuyAndHold()
+
+  // create an asset and append it to the strategy
+  strategy.SetChildren(gobacktest.NewAsset("TEST.DE"))
+
+  // load the strategy into the backtest
   test.SetStrategy(strategy)
 
   // run the backtest
@@ -70,8 +75,16 @@ portfolio.SetRiskManager(riskManager)
 
 test.SetPortfolio(portfolio)
 
-// create a strategy provider and load it into the backtest
-strategy := &strategy.Basic{}
+// create a new strategy with an algo stack
+strategy := gobacktest.NewStrategy("basic")
+strategy.SetAlgo(
+    algo.CreateSignal("buy"), // always create a buy signal on a data event
+)
+
+// create an asset and append to strategy
+strategy.SetChildren(gobacktest.NewAsset("TEST.DE"))
+
+// load the strategy into the backtest
 test.SetStrategy(strategy)
 
 // create an execution provider and load it into the backtest
@@ -89,13 +102,7 @@ test.SetStatistic(statistic)
 
 ## Dependencies
 
-Only the standard library.
-
-~~The internal calculations use the [github.com/shopspring/decimal](https://github.com/shopspring/decimal) package for arbitrary-precision fixed-point decimals.~~
-
-~~Make sure to install it into your `$GOPATH` with~~
-
-    ~~go get github.com/shopspring/decimal~~
+None so far. Only the standard library.
 
 ## Basic components
 

docs/index.md

@@ -40,8 +40,16 @@ func main() {
 
     test.SetPortfolio(portfolio)
 
-    // create a strategy provider and load it into the backtest
-    strategy := &strategy.Basic{}
+    // create a new strategy with an algo stack
+    strategy := gbt.NewStrategy("basic")
+    strategy.SetAlgo(
+        algo.CreateSignal("buy"), // always create a buy signal on a data event
+    )
+
+    // create an asset and append to strategy
+    strategy.SetChildren(gbt.NewAsset("TEST.DE"))
+
+    // load the strategy into the backtest
     test.SetStrategy(strategy)
 
     // create an execution provider and load it into the backtest
@@ -62,11 +70,7 @@ func main() {
 
 ## Dependencies
 
-The internal calculations use the [github.com/shopspring/decimal](https://github.com/shopspring/decimal) package for arbitrary-precision fixed-point decimals.
-
-Make sure to install it into your `$GOPATH` with
-
-    go get github.com/shopspring/decimal
+None so far.
 
 ## Basic components
 

strategy/buy-and-hold.go

@@ -0,0 +1,19 @@
+package strategy
+
+import (
+	gbt "github.com/dirkolbrich/gobacktest"
+	"github.com/dirkolbrich/gobacktest/algo"
+)
+
+// BuyAndHold is a basic strategy, which creates a buy signal on every year change
+func BuyAndHold() *gbt.Strategy {
+	// create a new strategy with an algo stack and load into the backtest
+	strategy := gbt.NewStrategy("buy-and-hold-yearly")
+
+	strategy.SetAlgo(
+		algo.RunYearly(),         // run on beginning of each year
+		algo.CreateSignal("buy"), // always create a buy signal on a data event
+	)
+
+	return strategy
+}