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`

let fileSystem = {
  "guest": {
    "type": "directory",
    "contents": {
      "file.txt": {
        "type": "file",
        "content": "This is the text in the file <br> and I don't use \n to simulate a line break"
      }
    }
  }

}


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

app.get("/execute", (req, res)=> {
  const raw_command = req.query.command;
  const formatted_command = String(raw_command).trim();

  const currentDir = req.query.currentDir

  console.log(`Executed Command: ${formatted_command}`);

  if (formatted_command.startsWith("ls")){
    commands.ls(req, res);
  }
  else if (formatted_command.startsWith("whoami")){
    commands.whoami(req, res);
  }
  else if (formatted_command.startsWith("pwd")){
    commands.pwd(req, res, currentDir);
  }
  else {
    res.json({"response": "invalid command"})
  }
})

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