support calculating Costs including chosen variadic costs

1 files changed, 14 insertions, 3 deletions

diff --git a/go/game/costs.go b/go/game/costs.go
index 6bdb98f2..06e394ab 100644
--- a/go/game/costs.go
+++ b/go/game/costs.go
@@ -1,6 +1,7 @@
 package game
 
 import (
+	"log"
 	"strconv"
 	"strings"
 )
@@ -27,7 +28,7 @@ func ParseResourceCosts(costsStr string) *ResourceCosts {
 	return &costs
 }
 
-func (c *ResourceCosts) Costs(s *State) int {
+func (c *ResourceCosts) Costs(s *State, choosenVariadicCosts ...int) int {
 	if !c.IsVariadic() {
 		return c.fixed
 	}
@@ -36,8 +37,18 @@ func (c *ResourceCosts) Costs(s *State) int {
 		return c.fixed + c.variadicConstraintFunc(s)
 	}
 
-	// TODO: implement variadic costs
-	return 0
+	costs := c.fixed
+	if len(choosenVariadicCosts) == 1 {
+		vc := choosenVariadicCosts[0]
+		if vc >= 0 {
+			costs = costs + c.variadicComponents*vc
+		} else {
+			log.Println("Invalid variadic costs choosen")
+		}
+	} else {
+		log.Println("Unambigous variadic costs choosen")
+	}
+	return costs
 }
 
 func ParseCardResourceCosts(_costs interface{}, effects []string) *ResourceCosts {