diff options
Diffstat (limited to 'elm/Lib/Html.elm')
| -rw-r--r-- | elm/Lib/Html.elm | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/elm/Lib/Html.elm b/elm/Lib/Html.elm index fe67da32..3aae21c7 100644 --- a/elm/Lib/Html.elm +++ b/elm/Lib/Html.elm @@ -113,11 +113,13 @@ inputRadio nam val onch = input ( -- Same as an inputText, but formats/parses an integer as Q### -inputWikidata : String -> Int -> (Int -> m) -> Html m +inputWikidata : String -> Maybe Int -> (Maybe Int -> m) -> Html m inputWikidata nam val onch = inputText nam - (if val == 0 then "" else "Q" ++ String.fromInt val) - (\v -> onch <| if v == "" then 0 else Maybe.withDefault val <| String.toInt <| if String.startsWith "Q" v then String.dropLeft 1 v else v) + (case val of + Nothing -> "" + Just v -> "Q" ++ String.fromInt v) + (\v -> onch <| if v == "" then Nothing else String.toInt <| if String.startsWith "Q" v then String.dropLeft 1 v else v) [ pattern "^Q?[1-9][0-9]{0,8}$" ] |