#!/usr/bin/env node

const fs = require("fs");
const path = require("path");
const argv = require("yargs").argv;

export default () => {
  /**
   * @param {string} lng  Get Language
   */

  const removeLanguage = (lng: string) => {
    const workingDir = path.resolve(process.cwd());

    try {
      fs.rm(`public/locales/${lng}`, { recursive: true }, (err: any) => {
        if (err) {
          console.error(err);
          return;
        }
      });
    } catch (error) {
      console.log("error", error);
    }

    /* settings.js */

    const settingsPath = path.resolve(workingDir, "src/settings.js");

    if (!fs.existsSync(settingsPath)) {
      return;
    }

    const settingsData = fs.readFileSync(settingsPath, {
      encoding: "utf8",
      flag: "r",
    });

    const data = `{ label: '${lng.toUpperCase()}', value: '${lng.toLowerCase()}', apiValue: '${lng.toLowerCase()}-${lng.toLowerCase()}' },`;

    let updatedData = settingsData.replace(data.toString(), "");

    updatedData = updatedData.replace(/^\s*$(?:\r\n?|\n)/gm, "");

    fs.writeFileSync(settingsPath, updatedData);

    /* next-i18next.config.js */

    const i18nPath = path.resolve(workingDir, "next-i18next.config.js");

    if (!fs.existsSync(i18nPath)) {
      return;
    }

    const i18nData = fs.readFileSync(i18nPath, {
      encoding: "utf8",
      flag: "r",
    });

    fs.writeFileSync(i18nPath, i18nData.replace(`'${lng}',\u0020`, ""));

    console.log(
      "\x1b[32m%s\x1b[0m",
      `\n✓ Remove language option ${lng.toUpperCase()}.\n`
    );

    console.log("\x1b[33m%s\x1b[0m", "Project Zero - Akinon\n");
  };

  const init = () => {
    if (!argv.removeLanguage) return;
    let lng = argv.removeLanguage;

    try {
      removeLanguage(lng);
    } catch (err) {
      const typedError = err as Error;

      console.log(
        "\n\x1b[31m%s\x1b[0m",
        `${
          typedError.message
            ? typedError.message + "\n"
            : "Something went wrong.\n"
        }`
      );
    }
  };

  init();
};