import * as cache from "@actions/cache";
import * as core from "@actions/core";
import { getCaches, isValidEvent } from "./common";

async function run() {
  if (!isValidEvent()) {
    return;
  }

  try {
    core.exportVariable("CARGO_INCREMENTAL", 0);

    const caches = await getCaches();
    for (const [type, { name, paths, key, restoreKeys }] of Object.entries(caches)) {
      const start = Date.now();
      core.startGroup(`Restoring ${name}…`);
      core.info(`Restoring paths:\n    ${paths.join("\n    ")}.`);
      core.info(`Using keys:\n    ${[key, ...restoreKeys].join("\n    ")}`);
      try {
        const restoreKey = await cache.restoreCache(paths, key, restoreKeys);
        if (restoreKey) {
          core.info(`Restored from cache key "${restoreKey}".`);
          core.saveState(`CACHEKEY-${type}`, restoreKey);
        } else {
          core.info("No cache found.");
        }
      } catch (e) {
        core.info(`[warning] ${e.message}`);
      }
      const duration = Math.round((Date.now() - start) / 1000);
      if (duration) {
        core.info(`Took ${duration}s.`);
      }
      core.endGroup();
    }
  } catch (e) {
    core.info(`[warning] ${e.message}`);
  }
}

run();