const express = require('express')
const app = express()
const port = 3000

const commands = require("./commands/commands")

app.use(express.static("httpdocs/public"))

const documentRoot = `${__dirname}/httpdocs`


app.get('/', (req, res) => {
  res.sendFile(documentRoot+"/index.html")
})

app.get("/execute", (req, res)=> {
  const raw_command = req.query.command;
  if (raw_command == ""){
    commands.customTextResponse(res, "");
    return;
  }a

  const formatted_command = raw_command.trim();
  const command = formatted_command.split(" ")[0]

  switch(command){
    default:
      commands.customTextResponse(res, "Command '"+command+"' not found, please try again later, or type 'help' for the list of available commands");
      break;
    case "ls":
      commands.ls(res);
      break;
    case "whoami":
      commands.whoami(res);
      break;
    case "cd":
      commands.cd(res, formatted_command); 
      break;
    case "pwd":
      commands.pwd(res);
      break;
    case "cat":
      commands.cat(res, formatted_command )
      break;
    case "help":
      commands.help(res);
  }
})

app.get("/currentDir", (req, res)=>{
  res.send(commands.getCurrentDir());
})

app.listen(port, () => {
  console.log(`Epic Terminal App listening on port ${port}`)
})