//jshint esversion:8
const { MessageMedia } = require("whatsapp-web.js");
const axios = require("axios");

async function downloadzip(url, name) {
  try {
    return {
      status: true,
      data: Buffer.from(
        (await axios.get(url, { responseType: "arraybuffer" })).data
      ).toString("base64"),
      filename: `${name}.zip`,
      mimetype: "application/zip",
    };
  } catch (err) {
    return {
      status: false,
    };
  }
}

async function gitinfo(url) {
  let repo;
  try {
    repo = {
      user: url.split("/")[3],
      repo: url.split("/")[4].split("?")[0],
    };
    if (repo.user == undefined || repo.repo == undefined) throw err;
  } catch (err) {
    return {
      status: false,
      msg: "This is not a valid Github repository url.",
    };
  }

  try {
    const repodata = (
      await axios.get(`https://api.github.com/repos/${repo.user}/${repo.repo}`)
    ).data;

    return {
      status: true,
      msg: `*${repodata.name}* - _${
        repodata.description ? repodata.description : ""
      }_\n\nAuthor: ${repodata.owner.login}\nTotal Stars: ${
        repodata.stargazers_count
      }\nTotal Forks: ${repodata.forks}\nLicense: ${
        repodata.license ? repodata.license.name : "No License"
      }`,
      data: await downloadzip(
        `https://github.com/${repo.user}/${repo.repo}/archive/${repodata.default_branch}.zip`,
        repodata.name
      ),
    };
  } catch (err) {
    return {
      status: false,
      msg: "This repository is not available. Maybe this is not a public repository.",
    };
  }
}

const execute = async (client, msg, args) => {
  msg.delete(true);
  let data = await gitinfo(args[0]);
  if (data.status) {
    if (data.data.status) {
      await client.sendMessage(
        msg.to,
        new MessageMedia(data.data.mimetype, data.data.data, data.data.filename)
      );
    }
    await client.sendMessage(msg.to, data.msg);
  } else {
    await client.sendMessage(
      msg.to,
      `🙇‍♂️ *Error*\n\n` + "```" + data.msg + "```"
    );
  }
};

module.exports = {
  name: "Git Info",
  description: "gets information for requested git repo",
  command: "!git",
  commandType: "plugin",
  isDependent: false,
  help: `*Github*\n\nGet a github repository in zip format with it's details.\n\nSend a message with *!git [Github-Url]* to execute.`,
  execute,
};