index.ts

// built-ins
import { readFileSync } from "fs";
import * as pulumi from "@pulumi/pulumi";
import * as resources from "@pulumi/azure-native/resources";
import { eventgrid } from "@pulumi/azure-native";

// custom code
import { FunctionApp } from "./Components/FunctionApp";
import { Api } from "./Components/Api";

// Helpers
function getName(type: string) {
  const projectName = pulumi.getProject().toLowerCase();
  const stackName = pulumi.getStack().toLowerCase();
  return `${projectName}-${stackName}-${type}`;
}

// Get the current Azure environment
//const config = pulumi.output(authorization.getClientConfig());

// Create an Azure Resource Group
export const resourceGroup = new resources.ResourceGroup(getName("rg"));

// Create an EventGrid Topic
const eventGridTopic = new eventgrid.Topic(getName("egTopic"), {
  resourceGroupName: resourceGroup.name,
});

// Create a Function App
export const functionApp = new FunctionApp(getName("app"), {
  resourceGroup: resourceGroup,
  functionDirectory: "./FunctionApp",
  eventGridTopic: eventGridTopic,
});

// Create an Api Management
new Api(getName("api"), {
  resourceGroupName: resourceGroup.name,
  function: functionApp.functionApp,
});

// Create an EventGrid Subscription for the Azure Function
export const egSub = new eventgrid.EventSubscription(getName("egSub"), {
  scope: eventGridTopic.id,
  destination: {
    endpointType: "AzureFunction",
    resourceId: functionApp.functionApp.id.apply(
      (id) => `${id}/functions/EventGridTrigger1`
    ),
    maxEventsPerBatch: 1,
    preferredBatchSizeInKilobytes: 64,
  },
  /*     filter: {
                enableAdvancedFilteringOnArrays: true
            }, */
  eventDeliverySchema: "EventGridSchema",
  retryPolicy: {
    maxDeliveryAttempts: 10,
    eventTimeToLiveInMinutes: 1440,
  },
});

// add readme to stack outputs. must be named "readme".
export const readme = readFileSync(
  `./Pulumi.${pulumi.getStack()}.README.md`
).toString();