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/** * Copyright (c) Crew Dev. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */
import { ResolveDenoPath } from "../commands/run.ts";import { ErrorInstalling } from "../utils/logs.ts";import { LoadingSpinner } from "../tools/logs.ts";import { createHash } from "../utils/storage.ts";import { exists } from "tools-fs";import { denoApidb } from "../utils/db.ts";import { needProxy, Proxy } from "proxy";import * as colors from "fmt/colors.ts";import { STD } from "../utils/info.ts";
const { red, yellow, green, bold } = colors;
// * create a simple delayexport const delay = (time: number) =>  new Promise((res) => setTimeout(res, time * 1000));
/** * get cache deps path * @param {string} protocol * @param hostname * @param {string} hash * @returns string */function getCachePath(protocol: string, hostname: string, hash: string) {  const user = Deno.env.get("USERNAME")! || Deno.env.get("HOME")!;  protocol = protocol.includes(":") ? protocol.replace(":", "") : protocol;
  if (Deno.build.os === "windows") {    return `C:\\Users\\${user}\\AppData\\Local\\deno\\deps\\${protocol}\\${hostname}\\${hash}`;  } // * for any linux distro  else if (Deno.build.os === "linux") {    return `${user}/.cache/deno/deps/${protocol}/${hostname}/${hash}`;  } // * for macOs deno cache deps path  else {    return `${user}/Library/Caches/deno/deps/${protocol}/${hostname}/${hash}`;  }}
/** * detect if a package is installed * @param {string} packageUrl */export async function isCachePackage(packageUrl: string) {  if (!(packageUrl.includes("http://") || packageUrl.includes("https://"))) {    throw new Error(      red(        "this is not a valid package url, only http or https urls are allowed",      ),    ).message;  } // * get file path  else {    const { hostname, protocol, pathname, search } = new URL(packageUrl);    const toHash = await createHash(      "SHA-256",      `${pathname}${search ? `?${search}` : ""}`,    );    const filePath = getCachePath(protocol, hostname, toHash);
    return {      exist: await (exists(filePath) || exists(`${filePath}.metadata.json`)),      path: filePath,    };  }}
/** * caches packages. * @param {string} pkgName - name the package. * @param {string} pkgUrl - package url. * @return void */export async function cached(pkgName: string, pkgUrl: string, show = true) {  let process: Deno.Process;
  const { hostname } = new URL(pkgUrl);
  const loading = LoadingSpinner(    green(      ` Installing ${bold(yellow(pkgName))} from ${bold(yellow(hostname))}`,    ),    show,  );  const CMD = [ResolveDenoPath(), "cache", "-q", "--unstable"];
  const target = needProxy(pkgName)    ? Proxy(pkgName)    : `${      pkgUrl.startsWith("https://deno.land/std") ? `${pkgUrl}mod.ts` : pkgUrl    }`;
  if (STD.includes(pkgName) && (await denoApidb(pkgName)).length) {    process = Deno.run({      cmd: [...CMD, target],      stdout: "null",      stdin: "null",    });
    if (!(await process.status()).success) {      loading?.stop();      process.close();      ErrorInstalling();      return;    }
    process.close();    loading?.stop();  } // * install standard package by default use mod.ts  else if (STD.includes(pkgName)) {    process = Deno.run({      cmd: [...CMD, target],    });
    if (!(await process.status()).success) {      loading?.stop();      process.close();      ErrorInstalling();      return;    }
    process.close();    loading?.stop();  } // * install third party package  else if ((await denoApidb(pkgName)).length) {    process = Deno.run({      cmd: [...CMD, pkgUrl],    });
    // * if cannot download package, throw error message    if (!(await process.status()).success) {      process.close();      ErrorInstalling();    }
    process.close();    loading?.stop();  } // * log error if package is not found  else if (!STD.includes(pkgName) && !(await denoApidb(pkgName)).length) {    throw new Error(red("package not found.")).message;  }
  loading?.stop();}
export default cached;