Make lastBillingDate a param for product insights

plugins/cost-insights/src/api/CostInsightsApi.ts

@@ -112,12 +112,14 @@ export type CostInsightsApi = {
    * @param group
    * @param duration A time duration, such as P1M. See the Duration type for a detailed explanation
    * of how the durations are interpreted in Cost Insights.
+   * @param lastBillingDate The most current date for which billing data is complete, in YYYY-MM-DD format.
    * @param project (optional) The project id from getGroupProjects or query parameters
    */
   getProductInsights(
     product: string,
     group: string,
     duration: Duration,
+    lastBillingDate: string,
     project: Maybe<string>,
   ): Promise<ProductCost>;
 

plugins/cost-insights/src/client.ts

@@ -197,10 +197,11 @@ export class ExampleCostInsightsClient implements CostInsightsApi {
     product: string,
     group: string,
     duration: Duration,
+    lastBillingDate: string,
     project: Maybe<string>,
   ): Promise<ProductCost> {
     const projectProductInsights = await this.request(
-      { product, group, duration, project },
+      { product, group, duration, lastBillingDate, project },
       {
         aggregation: [80_000, 110_000],
         change: {

plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.tsx

@@ -86,6 +86,7 @@ export const ProductInsightsCard = ({ product }: ProductInsightsCardProps) => {
             product.kind,
             group!,
             productFilter!.duration,
+            lastCompleteBillingDate,
             project,
           );
           setResource(p);
@@ -107,6 +108,7 @@ export const ProductInsightsCard = ({ product }: ProductInsightsCardProps) => {
     group,
     product.kind,
     project,
+    lastCompleteBillingDate,
   ]);
 
   const onPeriodSelect = (duration: Duration) => {