Created
May 31, 2016 18:07
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import Html exposing (..) | |
import Html.App as Html | |
import Html.Events exposing (..) | |
import Random | |
main = | |
Html.program | |
{ init = init | |
, view = view | |
, update = update | |
, subscriptions = subscriptions | |
} | |
-- MODEL | |
type alias Model = | |
{ diceFace1 : Int | |
, diceFace2: Int | |
} | |
init : (Model, Cmd Msg) | |
init = | |
(Model 1 1, Cmd.none) | |
-- UPDATE | |
type Msg | |
= Roll | Roll1 | Roll2 | |
| NewFace1 Int | NewFace2 Int | |
| NewFaces (Int, Int) | |
update : Msg -> Model -> (Model, Cmd Msg) | |
update msg model = | |
case msg of | |
Roll1 -> | |
(model, Random.generate NewFace1 (Random.int 1 6)) | |
Roll2 -> | |
(model, Random.generate NewFace2 (Random.int 1 6)) | |
Roll -> | |
(model, Random.generate NewFaces doubleRandom) | |
NewFace1 newFace -> | |
({ model | diceFace1 = newFace}, Cmd.none) | |
NewFace2 newFace -> | |
({ model | diceFace2 = newFace}, Cmd.none) | |
NewFaces (newFace1, newFace2) -> | |
(Model newFace1 newFace2, Cmd.none) | |
doubleRandom: Random.Generator (Int, Int) | |
doubleRandom = | |
Random.map2 (,) (Random.int 1 6) (Random.int 1 6) | |
-- SUBSCRIPTIONS | |
subscriptions : Model -> Sub Msg | |
subscriptions model = | |
Sub.none | |
-- VIEW | |
view : Model -> Html Msg | |
view model = | |
div [] | |
[ h1 [] [ text (toString model.diceFace1) ] | |
, h1 [] [ text (toString model.diceFace2) ] | |
, button [ onClick Roll ] [ text "Roll" ] | |
, button [ onClick Roll1] [ text "Roll1" ] | |
, button [ onClick Roll2] [ text "Roll2" ] | |
] |
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