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import { ensureDir } from "https://deno.land/std@0.122.0/fs/mod.ts";import { walk } from "https://deno.land/std@0.122.0/fs/walk.ts";import {  dirname,  join,  relative,} from "https://deno.land/std@0.122.0/path/mod.ts";import { replaceTsFileExtensionInImportStatement } from "../../misc/compat/tsc.ts";import { zip } from "../../misc/archive/zip.ts";import { getVendorDir } from "../../cli/pb/config.ts";import { BuildConfig, NameAndVersion } from "./index.ts";
if (import.meta.main) {  buildCore({    name: "pbkit",    version: "0.0.0",    dist: "tmp/npm/pbkit",    tmp: "tmp/npm/tmp/pbkit",  });}
export default async function buildCore(config: BuildConfig) {  const packageJson = getPackageJson(config);  const tsDir = `${config.tmp}/ts`;  await ensureDir(config.dist);  await Deno.writeTextFile(    `${config.dist}/package.json`,    JSON.stringify(packageJson, null, 2) + "\n",  );  await Promise.all([    Deno.copyFile("LICENSE-MIT", `${config.dist}/LICENSE-MIT`),    Deno.copyFile("LICENSE-APACHE", `${config.dist}/LICENSE-APACHE`),    Deno.copyFile("README.md", `${config.dist}/README.md`),  ]);  { // copy core files    const entries = walk("core", { includeDirs: false, exts: [".ts"] });    for await (const { path: fromPath } of entries) {      if (fromPath.endsWith(".test.ts")) continue;      if (/\bdeno\b/.test(fromPath)) continue;      const toPath = join(tsDir, fromPath);      await ensureDir(dirname(toPath));      const code = await Deno.readTextFile(fromPath);      await Deno.writeTextFile(        toPath,        replaceTsFileExtensionInImportStatement(code, ""),      );    }  }  { // tsc    const entries = walk(tsDir, { includeDirs: false, exts: [".ts"] });    const tsFiles: string[] = [];    for await (const { path } of entries) tsFiles.push(path);    await Deno.run({      cmd: [        "tsc",        "-m",        "commonjs",        "--target",        "es2019",        "--lib",        "es2019,dom",        "--declaration",        "--rootDir",        tsDir,        "--outDir",        config.dist,        ...tsFiles,      ],    }).status();  }  { // bundle codegen logic    await ensureDir(`${config.dist}/codegen/ts`);    await Deno.run({      cmd: [        "deno",        "bundle",        "--unstable",        "codegen/ts/index.ts",        `${config.dist}/codegen/ts/index.mjs`,      ],    }).status();  }  { // copy nodejs-specific files    const entries = walk("node", { includeDirs: false, exts: [".js"] });    for await (const { path: fromPath } of entries) {      const toPath = join(config.dist, fromPath);      await ensureDir(dirname(toPath));      const code = await Deno.readTextFile(fromPath);      await Deno.writeTextFile(toPath, code);    }  }  await Deno.writeFile(    `${config.dist}/runtime.zip`,    await zip(      filesInDir("core/runtime", ".ts", (p) => !p.endsWith(".test.ts")),    ),  );  console.log("writing 'vendor.zip'. it takes few minutes...");  await Deno.writeFile(    `${config.dist}/vendor.zip`,    await zip(filesInDir(getVendorDir(), ".proto")),  );}
export function getPackageJson(config: NameAndVersion) {  const { name, version } = config;  return {    name,    version,    author: "JongChan Choi <jong@chan.moe>",    license: "(MIT OR Apache-2.0)",    repository: {      type: "git",      url: "git+https://github.com/pbkit/pbkit.git",    },    bin: {      "pb-gen-ts": "node/cli/pb-gen-ts.js",      "pb-gen-ts-bundle": "node/cli/pb-gen-ts-bundle.js",    },    preferUnplugged: true,    dependencies: {      "@yarnpkg/fslib": "^2.6.0-rc.8",      "@yarnpkg/libzip": "^2.2.2",      "core-js": "3.18.1",      mri: "^1.2.0",    },  };}
async function* filesInDir(  dir: string,  ext: string,  filter?: (path: string) => boolean,): AsyncGenerator<[string, Uint8Array]> {  const entries = walk(dir, { includeDirs: false, exts: [ext] });  for await (const { path } of entries) {    if (filter && !filter(path)) continue;    const file = await Deno.readFile(path);    yield [relative(dir, path), file];  }}