module Edition.Model exposing
  ( Edition
  , Kind(..)
  , newEdition
  , keyCodeToChar
  , isEmpty
  )

import String

import Model.Id exposing (..)
import Model.Keyboard exposing (KeyCode)

import Edition.Model.Name as NameEdition
import Edition.Model.Time as TimeEdition

type alias Edition =
  { id : Id
  , kind : Kind
  , chars : List Char
  }

type Kind =
  Name
  | Time

newEdition id kind =
  { id = id
  , kind = kind
  , chars = []
  }

keyCodeToChar : Kind -> KeyCode -> Maybe Char
keyCodeToChar kind =
  case kind of
    Name -> NameEdition.keyCodeToChar
    Time -> TimeEdition.keyCodeToChar

isEmpty : Edition -> Bool
isEmpty edition =
  edition.chars
    |> String.fromList
    |> String.trim
    |> String.length
    |> (==) 0