const modifier = (text) => {
  
  
  var found = []

function isIn(what, where) {
  if (where.indexOf(what) > -1) {
    return true
  }
  return false
}

function arrayIsEmpty(array) {
  //If it's not an array, return TRUE.
  if (!Array.isArray(array)) {
    return true
  }
  //If it is an array, check its length property
  if (array.length == 0) {
    //Return TRUE if the array is empty
    return true
  }
  //Otherwise, return FALSE.
  return false
}

//console.log(text)

//var modifiedText = text
state.modtext = modifiedText
//console.log(modifiedText)

if (typeof(state.bag) == "undefined") {
  state.bag = []
}

function putBag(what) {
  
  
  
  state.bag.push(what)
}

function checkBag(what) {
  
 
 // console.log("check")
// console.log(state.bag)
  for (thing of state.bag) {
    if (what == thing) {
      
      //state.message = "check true"
      return true
    }
  }
   modifiedText = text + " or at least you try but you don´t have it. You may have lost it or just forgotten to take it with you."
   
  return false
}


function remBag(what) {
  
  console.log("rem")
  
  if (checkBag(what) == true) {
    
  
  state.bag.splice(state.bag.indexOf(what), 1)
  
  }
}



function thingfilter() {
  function isUpperCase(str) {
    return str === str.toUpperCase()
  }
  
  
  
  
  
  wordsplit = modifiedText.split(" ")

  for (word of wordsplit) {
    if (isUpperCase(word)) {
      found.push(word)
     
    }
   
    
  }
  
  if (arrayIsEmpty(found) == false) {
      return found
    }
}
  
  if (thingfilter() != false) {
    
    
    if (modifiedText.indexOf("PUT") > -1 || modifiedText.indexOf("gET") > -1){
      
    
     
     putBag(found[found.indexOf("PUT") + 1])
     
    }
    if ( modifiedText.indexOf("GET") > -1 || modifiedText.indexOf("gET") > -1 ) {
      
     
      remBag(found[found.indexOf("GET") + 1])
      
        
      
      
     
      
     
    }
  }
  
  var inBagNow = "Inventory: "

if (state.bag.length > 0) {
  
  
  
  for(thing of state.bag) {
    
    inBagNow =  inBagNow + thing + " | "
    
  }
  
}

if (inBagNow != "Inventory: ") {
  
  state.message = inBagNow
  
}

 wordsplit = modifiedText.split(" ")

 newstring = ""
 
  function isUpperCase(str) {
    return str === str.toUpperCase()
  }

  for (word of wordsplit) {
    if (word == "PUT" || word == "pUT") {
      
      newstring = newstring + "put"
     
    }
    
    else if  (word == "GET" || word == "gET") {
      
      newstring = newstring + "get"
     
    }
    
    else if (isUpperCase(word)) {
      
      newstring = newstring  + word.toLowerCase() + " "
      
    }
    
    else {
      
      newstring = newstring + " " + word + " "
    }
   
    
  }
  
  newstring = newstring[0].toUpperCase() + newstring.substring(1)
  
modifiedText = newstring

return {
  text: modifiedText
}

}

// Don't modify this part
modifier(text)