Amplify Geo のセットアップ

import { defineBackend } from "@aws-amplify/backend";
import { Policy, PolicyStatement } from "aws-cdk-lib/aws-iam";
import { CfnMap } from "aws-cdk-lib/aws-location";
import { Stack } from "aws-cdk-lib/core";
import { auth } from "./auth/resource";
import { data } from "./data/resource";

const backend = defineBackend({
  auth,
  data,
  // additional resources
});

const geoStack = backend.createStack("geo-stack");

// create a location services map
const map = new CfnMap(geoStack, "Map", {
  mapName: "myMap",
  description: "Map",
  configuration: {
    style: "VectorEsriNavigation",
  },
  pricingPlan: "RequestBasedUsage",
  tags: [
    {
      key: "name",
      value: "myMap",
    },
  ],
});

// create an IAM policy to allow interacting with geo resource
const myGeoPolicy = new Policy(geoStack, "GeoPolicy", {
  policyName: "myGeoPolicy",
  statements: [
    new PolicyStatement({
      actions: [
        "geo:GetMapTile",
        "geo:GetMapSprites",
        "geo:GetMapGlyphs",
        "geo:GetMapStyleDescriptor",
      ],
      resources: [map.attrArn],
    }),
  ],
});

// apply the policy to the authenticated and unauthenticated roles
backend.auth.resources.authenticatedUserIamRole.attachInlinePolicy(myGeoPolicy);
backend.auth.resources.unauthenticatedUserIamRole.attachInlinePolicy(myGeoPolicy);

// patch the map resource to the expected output configuration
backend.addOutput({
  geo: {
    aws_region: geoStack.region,
    maps: {
      items: {
        [map.mapName]: {
          style: "VectorEsriNavigation",
        },
      },
      default: map.mapName,
    },
  },
});

npm add aws-amplify @aws-amplify/geo

import { Amplify } from 'aws-amplify';
import outputs from '../amplify_outputs.json';
Amplify.configure(outputs);