func()

in pkg/providers/pricing/pricing.go [324:366]

• 40 lines of code
• 9 McCabe index (conditional complexity)

func (p *DefaultProvider) onDemandPage(ctx context.Context, output *pricing.GetProductsOutput) map[ec2types.InstanceType]float64 {
	// this isn't the full pricing struct, just the portions we care about
	type priceItem struct {
		Product struct {
			Attributes struct {
				InstanceType string
			}
		}
		Terms struct {
			OnDemand map[string]struct {
				PriceDimensions map[string]struct {
					PricePerUnit map[string]string
				}
			}
		}
	}

	result := map[ec2types.InstanceType]float64{}
	currency := "USD"
	if strings.HasPrefix(p.region, "cn-") {
		currency = "CNY"
	}
	for _, outer := range output.PriceList {
		pItem := &priceItem{}
		if err := json.Unmarshal([]byte(outer), pItem); err != nil {
			log.FromContext(ctx).Error(err, "failed unmarshaling pricing data")
		}
		if pItem.Product.Attributes.InstanceType == "" {
			continue
		}
		for _, term := range pItem.Terms.OnDemand {
			for _, v := range term.PriceDimensions {
				price, err := strconv.ParseFloat(v.PricePerUnit[currency], 64)
				if err != nil || price == 0 {
					continue
				}
				result[ec2types.InstanceType(pItem.Product.Attributes.InstanceType)] = price
			}
		}
	}

	return result
}