153 lines
4.1 KiB
Elm
153 lines
4.1 KiB
Elm
module Main exposing (..)
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import Html exposing (..)
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import Html.App as Html
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import Html.Attributes exposing (class, target, href, property, defaultValue)
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import Html.Events exposing (..)
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import Json.Decode exposing (Decoder)
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import Json.Decode.Pipeline exposing (..)
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main : Program Never
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main =
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Html.beginnerProgram
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{ view = view
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, update = update
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, model = initialModel
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}
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sampleJson : String
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sampleJson =
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"""
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{
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"total_count": 40,
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"incomplete_results": false,
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"items": [
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{
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"id": 3081286,
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"name": "Tetris",
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"full_name": "dtrupenn/Tetris",
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"owner": {
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"login": "dtrupenn",
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"id": 872147,
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"avatar_url": "https://secure.gravatar.com/avatar/e7956084e75f239de85d3a31bc172ace?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-user-420.png",
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"gravatar_id": "",
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"url": "https://api.github.com/users/dtrupenn",
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"received_events_url": "https://api.github.com/users/dtrupenn/received_events",
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"type": "User"
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},
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"private": false,
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"html_url": "https://github.com/dtrupenn/Tetris",
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"description": "A C implementation of Tetris using Pennsim through LC4",
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"fork": false,
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"url": "https://api.github.com/repos/dtrupenn/Tetris",
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"created_at": "2012-01-01T00:31:50Z",
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"updated_at": "2013-01-05T17:58:47Z",
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"pushed_at": "2012-01-01T00:37:02Z",
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"homepage": "",
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"size": 524,
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"stargazers_count": 1,
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"watchers_count": 1,
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"language": "Assembly",
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"forks_count": 0,
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"open_issues_count": 0,
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"master_branch": "master",
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"default_branch": "master",
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"score": 10.309712
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}
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]
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}
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"""
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responseDecoder : Decoder (List SearchResult)
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responseDecoder =
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Json.Decode.at [ "items" ] (Json.Decode.list searchResultDecoder)
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searchResultDecoder : Decoder SearchResult
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searchResultDecoder =
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-- See https://developer.github.com/v3/search/#example
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-- and http://package.elm-lang.org/packages/NoRedInk/elm-decode-pipeline/latest
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-- TODO replace these calls to `hardcoded` with calls to `required`
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decode SearchResult
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|> hardcoded 0
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|> hardcoded ""
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|> hardcoded 0
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type alias Model =
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{ query : String
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, results : List SearchResult
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}
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type alias SearchResult =
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{ id : Int
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, name : String
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, stars : Int
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}
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initialModel : Model
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initialModel =
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{ query = "tutorial"
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, results = decodeResults sampleJson
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}
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decodeResults : String -> List SearchResult
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decodeResults json =
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-- TODO use Json.Decode.decodeString to translate this into either:
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--
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-- * the search results, if decoding succeeded
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-- * an empty list if decoding failed
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--
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-- see http://package.elm-lang.org/packages/elm-lang/core/4.0.0/Json-Decode#decodeString
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[]
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view : Model -> Html Msg
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view model =
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div [ class "content" ]
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[ header []
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[ h1 [] [ text "ElmHub" ]
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, span [ class "tagline" ] [ text "Like GitHub, but for Elm things." ]
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]
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, input [ class "search-query", onInput SetQuery, defaultValue model.query ] []
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, button [ class "search-button" ] [ text "Search" ]
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, ul [ class "results" ]
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(List.map viewSearchResult model.results)
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]
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viewSearchResult : SearchResult -> Html Msg
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viewSearchResult result =
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li []
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[ span [ class "star-count" ] [ text (toString result.stars) ]
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, a [ href ("https://github.com/" ++ result.name), target "_blank" ]
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[ text result.name ]
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, button [ class "hide-result", onClick (DeleteById result.id) ]
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[ text "X" ]
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]
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type Msg
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= SetQuery String
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| DeleteById Int
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update : Msg -> Model -> Model
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update msg model =
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case msg of
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SetQuery query ->
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{ model | query = query }
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DeleteById idToHide ->
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let
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newResults =
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List.filter (\{ id } -> id /= idToHide) model.results
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in
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{ model | results = newResults }
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