add purchase resource in model catalog

models/resources/compute.go

@@ -2,7 +2,6 @@ package resources
 
 import (
 	"errors"
-	"fmt"
 	"strings"
 	"time"
 
@@ -139,14 +138,21 @@ func (r *PricedComputeResource) GetType() tools.DataType {
 }
 
 func (r *PricedComputeResource) GetPrice() (float64, error) {
-	fmt.Println("GetPrice", r.UsageStart, r.UsageEnd)
-	if r.UsageStart == nil || r.UsageEnd == nil {
-		return 0, errors.New("usage start and end must be set")
+	now := time.Now()
+	if r.UsageStart == nil {
+		r.UsageStart = &now
 	}
-	if r.SelectedPricing == nil {
-		return 0, errors.New("selected pricing must be set")
+	if r.UsageEnd == nil {
+		add := r.UsageStart.Add(time.Duration(1 * time.Hour))
+		r.UsageEnd = &add
 	}
 	pricing := *r.SelectedPricing
+	if pricing == nil {
+		if len(r.PricingProfiles) == 0 {
+			return 0, errors.New("pricing profile must be set")
+		}
+		pricing = r.PricingProfiles[0]
+	}
 	price := float64(0)
 	for _, l := range []map[string]float64{r.CPUsLocated, r.GPUsLocated} {
 		for model, amountOfData := range l {