import { parseArgs } from "https://deno.land/std@0.207.0/cli/parse_args.ts";

const args = parseArgs(Deno.args, {
  string: [ "node_version", "project_path", "filters" ]
});

const requiredArg = (argument: unknown, argumentName: string) => {
  if (!argument) {
    console.log(`${argumentName} is required`);
    Deno.exit();
  }
}
const projectPath = args.project_path!;
requiredArg(projectPath, "project_path");
const nodeVersion = args.node_version!;
requiredArg(nodeVersion, "node_version");
const filtersAsString = args.filters!;
requiredArg(filtersAsString, "filters");

const filters = filtersAsString
  .split(",")
  .filter(x => !!x);
console.log("Parsed filter array: " + JSON.stringify(filters));

const packageContent: Record<string, Record<string, unknown>> = JSON.parse(await Deno.readTextFile(`${projectPath}/package.json`));

const getProjectYarn = async (projectPath: string) => {
  const command = new Deno.Command(
    "/bin/sh",
    {
      cwd: projectPath,
      args: [
        "-c",
        "which yarn"
      ],
    }
  );
  
  const {stdout, /* stderr */ } = await command.output();
  const stdoutParsed = new TextDecoder().decode(stdout);
  return stdoutParsed.replaceAll("\n", "");
}
const yarnPath = await getProjectYarn(projectPath);

const packagesInProject = [
  ...Object.keys(packageContent.dependencies),
  ...Object.keys(packageContent.devDependencies),
];

const packagesToUpgrade = packagesInProject
  .filter(packageName => (filters.some(filter => packageName.startsWith(filter))));

const upgradePackages = async (projectPath: string, packageNames: string[]) => {
  const joinedPackageNames = packageNames.join(" ");
  const command = new Deno.Command(
    "/bin/sh",
    {
      cwd: projectPath,
      args: [
        "-c",
        `source ~/.nvm/nvm.sh && nvm use ${nodeVersion} && ${yarnPath} upgrade ${joinedPackageNames} --latest`
      ],
    }
  );

  const { stdout, stderr } = await command.output();
  const stdoutParsed = new TextDecoder().decode(stdout);
  const stderrParsed = new TextDecoder().decode(stderr);
  console.log(stdoutParsed);
  console.log(stderrParsed);
  
  return new TextDecoder().decode(stdout);
}

const results = await upgradePackages(projectPath, packagesToUpgrade);