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#!/usr/bin/env -S deno run -A --lock=tools/deno.lock.json// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.import { DenoWorkspace } from "./deno_workspace.ts";import { $, createOctoKit, getGitHubRepository } from "./deps.ts";
const workspace = await DenoWorkspace.load();const repo = workspace.repo;const cliCrate = workspace.getCliCrate();
$.logStep("Creating release tag...");await createReleaseTag();
$.logStep("Forwarding release commit to main...");try {  await forwardReleaseCommitToMain();} catch (err) {  $.logError("Failed. Please manually open a PR.", err);}
async function createReleaseTag() {  await repo.gitFetchTags("origin");  const tags = await repo.getGitTags();  const tagName = `v${cliCrate.version}`;
  if (tags.has(tagName)) {    $.log(`Tag ${tagName} already exists.`);  } else {    await repo.gitTag(tagName);    await repo.gitPush("origin", tagName);  }}
async function forwardReleaseCommitToMain() {  // if this is a patch release, open a PR to forward the most recent commit back to main  const currentBranch = await repo.gitCurrentBranch();  const isPatchRelease = currentBranch !== "main";
  if (!isPatchRelease) {    $.log("Not doing a patch release. Skipping.");    return;  }
  await repo.command("git fetch origin main");  const releaseCommitHash = await repo.command("git rev-parse HEAD").text();  const newBranchName = `forward_v${cliCrate.version}`;  $.logStep(`Creating branch ${newBranchName}...`);  await repo.command([    "git",    "checkout",    "-b",    newBranchName,    "origin/main",  ]);  await repo.command([    "git",    "cherry-pick",    "--strategy-option",    "theirs",    releaseCommitHash,  ]);  await repo.gitPush("origin", newBranchName);
  $.logStep(`Opening PR...`);  const openedPr = await createOctoKit().request(    "POST /repos/{owner}/{repo}/pulls",    {      ...getGitHubRepository(),      base: "main",      head: newBranchName,      draft: true,      title: `chore: forward v${cliCrate.version} release commit to main`,      body: getPrBody(),    },  );  $.log(`Opened PR at ${openedPr.data.url}`);
  function getPrBody() {    let text =      `This is the release commit being forwarded back to main for ${cliCrate.version}\n\n` +      `Please ensure:\n` +      `- [ ] Everything looks ok in the PR\n` +      `- [ ] The release has been published\n\n` +      `To make edits to this PR:\n` +      "```shell\n" +      `git fetch upstream ${newBranchName} && git checkout -b ${newBranchName} upstream/${newBranchName}\n` +      "```\n\n" +      "Don't need this PR? Close it.\n";
    const actor = Deno.env.get("GH_WORKFLOW_ACTOR");    if (actor != null) {      text += `\ncc @${actor}`;    }
    return text;  }}