import * as wmill from "npm:windmill-client@1.235.0";

import { basename } from "https://deno.land/std@0.208.0/path/mod.ts";

export async function main(repo_url_resource_path: string) {

  const cwd = Deno.cwd();

  Deno.env.set("HOME", ".");

  console.log(`Cloning repo from resource`);

  const repo_name = await git_clone(repo_url_resource_path);

  Deno.chdir(`${cwd}/${repo_name}`);

  console.log(`Attempting an empty push to repository ${repo_name}`);

  await git_push();

  console.log("Finished");

  Deno.chdir(`${cwd}`);

}

async function git_clone(repo_resource_path: string): Promise<string> {

  // TODO: handle private SSH keys as well

  const repo_url = (await wmill.getResource(repo_resource_path)).url;

  const repo_name = basename(repo_url, ".git");

  await sh_run("git", "clone", "--quiet", "--depth", "1", repo_url, repo_name);

  return repo_name;

}

async function git_push() {

  await sh_run("git", "config", "user.email", Deno.env.get("WM_EMAIL"));

  await sh_run("git", "config", "user.name", Deno.env.get("WM_USERNAME"));

  await sh_run("git", "push");

}

async function sh_run(cmd: string, ...args: string[]) {

  // console.log(`Running '${cmd} ${args.join(" ")}'`)

  const command = new Deno.Command(cmd, {

    args: args,

  });

  const { code, stdout: _stdout, stderr: _stderr } = await command.output();

  if (code !== 0) {

    throw `SH command '${cmd} ${args.join(

      " "

    )}' returned with a non-zero status ${code}`;

  }

}