@seasketch/geoprocessing/scripts/deploy/fixIndexHtmlCacheControl.ts

Geoprocessing and reporting framework for SeaSketch 2.0

import { S3 } from "@aws-sdk/client-s3";
import fs from "node:fs";
import { Manifest } from "../manifest.js";
import path from "node:path";

const PROJECT_PATH = process.env.PROJECT_PATH;
if (!PROJECT_PATH) throw new Error("Missing PROJECT_PATH");

const buildPath = path.join(PROJECT_PATH, `.build`);

const manifest = JSON.parse(
  fs.readFileSync(`${buildPath}/manifest.json`).toString(),
) as Manifest;
if (!manifest) throw new Error(`Missing manifest in ${buildPath}`);

const bucket = `gp-${manifest.title}-client`;

// If no clients configured then there is no bucket to update
if (manifest.clients.length === 0) {
  process.exit();
}

console.log(`Setting CacheControl for bucket ${bucket}`);
const s3 = new S3({
  region: manifest.region,
});
s3.copyObject(
  {
    Bucket: bucket,
    CopySource: `/${bucket}/index.html`,
    Key: "index.html",
    CacheControl: "max-age=10, stale-while-revalidate=3600",
    ContentType: "text/html",
    MetadataDirective: "REPLACE",
  },
  (err) => {
    if (err) {
      throw err;
    } else {
      // console.log("updated cache-control header on " + indexPath);
      process.exit();
    }
  },
);