mirror of
https://github.com/correl/riichi.git
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160 lines
3 KiB
Elm
160 lines
3 KiB
Elm
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module Tile exposing (..)
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import Dict
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import Html exposing (Html, span, text)
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import Html.CssHelpers
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import List.Extra
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import String
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import Stylesheets as S
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{ id, class, classList } =
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Html.CssHelpers.withNamespace "riichi"
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type Wind
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= East
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| South
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| West
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| North
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type Dragon
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= Green
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| Red
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| White
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type Suit
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= Pin
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| Sou
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| Man
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type Tile
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= Wind Wind
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| Dragon Dragon
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| Suited Suit Int
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type CssClass
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= Tile Tile
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fromString : String -> Maybe Tile
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fromString s =
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let
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parts =
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String.toLower s
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|> String.split " "
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in
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case parts of
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[ value, suit ] ->
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make suit value
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_ ->
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Nothing
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make : String -> String -> Maybe Tile
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make suit value =
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let
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winds =
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Dict.fromList
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[ ( "east", East )
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, ( "south", South )
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, ( "west", West )
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, ( "north", North )
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]
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dragons =
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Dict.fromList
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[ ( "green", Green )
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, ( "red", Red )
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, ( "white", White )
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]
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suits =
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Dict.fromList
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[ ( "pin", Pin )
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, ( "sou", Sou )
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, ( "man", Man )
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]
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in
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case suit of
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"wind" ->
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Dict.get value winds
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|> Maybe.map Wind
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"dragon" ->
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Dict.get value dragons
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|> Maybe.map Dragon
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_ ->
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let
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s =
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Dict.get suit suits
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v =
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String.toInt value
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|> Result.toMaybe
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|> Maybe.andThen
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(\x ->
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if (x >= 1) && (x <= 9) then
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Just x
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else
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Nothing
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)
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in
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Maybe.map2 Suited s v
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tiles : List Tile
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tiles =
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List.concat
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[ List.map Wind [ East, South, West, North ]
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, List.map Dragon [ Red, Green, White ]
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, List.Extra.lift2 Suited
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[ Man, Sou, Pin ]
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(List.range 1 9)
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]
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cssName : Tile -> String
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cssName tile =
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case tile of
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Dragon Red ->
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"Chun"
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Dragon Green ->
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"Hatsu"
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Dragon White ->
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"Haku"
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Wind East ->
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"Ton"
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Wind South ->
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"Nan"
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Wind West ->
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"Shaa"
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Wind North ->
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"Pei"
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Suited Pin v ->
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String.concat [ "Pin", (toString v) ]
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Suited Sou v ->
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String.concat [ "Sou", (toString v) ]
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Suited Man v ->
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String.concat [ "Wan", (toString v) ]
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view : Tile -> Html a
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view tile =
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span [ class [ (S.Tile (cssName tile)) ] ] [ span [] [] ]
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