import
  std / [setutils, sequtils, tables]

const 
  textContent* = readFile("wizard.txt")

########### Text Endocing/Decoding ############
proc createStringTable*(text: string): Table[char, int] =

  let charSet = text.toSet

  var stringToInt = initTable[char, int]() 

  for id, glyph in charSet.toSeq:
    stringToInt[glyph] = id

  result = stringToInt

proc createIntTable*(text: string): Table[int,char] =

  let charSet = text.toSet
  
  var intToString = initTable[int, char]()

  for id, glyph in charSet.toSeq:
    intToString[id] = glyph

  result = intToString

proc encodeString*(str: string, stringToInt: Table[char, int]): seq[int] =
  result = @[]

  for glyph in str:
    result.add(stringToInt[glyph])

proc decodeString*(list: seq[int], intToString: Table[int, char]): string =
  result = ""

  for item in list:
    result.add(intToString[item])

proc decodeString*(letter: int, intToString: Table[int, char]): char =
  result = intToString[letter]



let
  stringToInt*: Table[char, int] = createStringTable(textContent)
  intToString*: Table[int, char] = createIntTable(textContent)