Manipulate the clipboard content using the command line

This script allows to quickly run and preview any shell command on the clipboard content using the command line. Example usecase -> urlencode a string, extract column from a csv, run a jq command... You can also chain shell commands using pipes.

Install pipe

// Menu: Pipe Clipboard to Command
// Decription: Manipulate clipboard content using the command line
// Author: pomdtr

process.env.PATH = `${process.env.HOME}/.local/bin:/usr/local/bin/:${process.env.PATH}`;

function codeblock(text) {
  const triple_backquote = "```";
  return `${triple_backquote}shell\n${text}\n${triple_backquote}`;
}

// Persist clipoard inside a file
const clipboardContent = await paste();
const tempfile = `${kit.tempdir()}/input.txt`;
await kit.writeFile(tempfile, clipboardContent, {
  flag: "w",
  encoding: "utf-8",
});

let command = "";
let [stdout, stderr, code] = [null, null, 0];
let panelContent = await kit.readFile(tempfile, { encoding: "utf-8" });

while (true) {
  command = await arg(
    {
      placeholder: "Input Command:",
      className: "p-2",
      input: command,
      hint: "Hit enter to run command and save output to clipboard, esc to dismiss window."
    },
    md(codeblock(panelContent))
  );

  if (command) {
    ({ stdout, stderr, code } = exec(`cat ${tempfile} | ${command}`));
    panelContent = code == 0 ? stdout : stderr;
    if (code == 0) {
      panelContent = stdout;
    } else {
      panelContent = stderr;
    }
  } else {
    panelContent = await kit.readFile(tempfile, { encoding: "utf-8" });
  }

  await copy(panelContent);
}