import { resolve } from "jsr:@std/path";
import { format, parse } from "jsr:@std/semver";

interface BumpArgs {
  pluginDir?: string;
}

export async function bumpVersion(
  args: BumpArgs,
  level: "patch" | "minor" | "major",
) {
  console.info("Bumping plugin version. Checking for required files");
  const cwd = args.pluginDir ? resolve(Deno.cwd(), args.pluginDir) : Deno.cwd();
  const manifestPath = resolve(cwd, "manifest.json");
  const versionsPath = resolve(cwd, "versions.json");

  const manifestText = await Deno.readTextFile(manifestPath);
  const manifest = JSON.parse(manifestText);
  const versionsText = await Deno.readTextFile(versionsPath);
  const versions = JSON.parse(versionsText);

  const appSemver = parse(manifest.version);

  appSemver[level] += 1;

  const newVersion = format(appSemver);
  const newMinAppVersion = manifest.minAppVersion;

  // Write new manifest
  manifest.version = newVersion;
  const newManifest = JSON.stringify(manifest, null, "\t");

  // Write new minimum version, if required
  if (!(Object.values(versions).includes(manifest.minAppVersion))) {
    console.info(
      "Minimum app version updated. Writing to versions file",
    );

    versions[newVersion] = newMinAppVersion;
    const newVersions = JSON.stringify(versions, null, "\t");

    await Deno.writeTextFile(versionsPath, newVersions);
  }

  console.info("Writing version to manifest");

  await Deno.writeTextFile(manifestPath, newManifest);

  console.log(`Bumped ${manifest.name} to version ${newVersion}`);
}