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src/Main.elm
233
src/Main.elm
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@ -1,5 +1,7 @@
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module Main exposing (main)
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-- import Html.Lazy as HLazy
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import Browser
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import Dict
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import Html as H exposing (Attribute, Html)
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@ -9,9 +11,9 @@ import Http
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import Json.Decode as J exposing (Decoder)
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import Json.Encode as Encode
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import OrderedDict exposing (OrderedDict)
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import Url
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main : Program () Model Msg
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main =
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Browser.element
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{ init = init
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@ -166,44 +168,98 @@ view model =
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header : Model -> Html Msg
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header model =
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H.header (styleGroup [ ( "display", "flex" ), ( "align-items", "center" ) ])
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[ H.h1 (styleGroup [ ( "font-size", "inherit" ), ( "padding", "0.5em" ), ( "width", "100%" ), ( "white-space", "nowrap" ), ( "flex", "1" ) ]) [ H.text "GraphQL Introspector" ]
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, H.input
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(styleGroup [ ( "width", "100%" ), ( "padding", "0.5em" ), ( "margin", "0.25em 0 0.25em 0" ) ]
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++ [ A.value model.introspectUrl, Ev.onInput UpdateIntrospectUrl, A.placeholder "https://your-graphql-endpoint.example.com/graphql" ]
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H.header
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(styleGroup [ ( "display", "flex" ), ( "align-items", "center" ) ])
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[ H.h1
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(styleGroup
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[ ( "font-size", "inherit" )
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, ( "padding", "0.5em" )
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, ( "width", "100%" )
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, ( "white-space", "nowrap" )
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, ( "flex", "1" )
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]
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)
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[]
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, H.button (Ev.onClick RequestIntrospection :: styleGroup [ ( "padding", "0.5em" ), ( "margin", "0.25em" ) ]) [ H.text "Add" ]
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[ H.text "GraphQL Introspector" ]
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, H.form
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(Ev.onSubmit RequestIntrospection
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:: styleGroup
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[ ( "width", "100%" )
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, ( "display", "flex" )
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, ( "align-items", "center" )
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]
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)
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[ H.input
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(styleGroup
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[ ( "width", "100%" )
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, ( "padding", "0.5em" )
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, ( "margin", "0.25em 0 0.25em 0" )
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]
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++ [ A.value model.introspectUrl
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, Ev.onInput UpdateIntrospectUrl
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, A.placeholder "https://your-graphql-endpoint.example.com/graphql"
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]
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)
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[]
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, H.button
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(Ev.onClick RequestIntrospection
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:: styleGroup
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[ ( "padding", "0.5em" )
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, ( "margin", "0.25em" )
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]
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)
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[ H.text "Add" ]
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]
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]
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introspectionResultView : String -> Maybe IntrospectionResult -> Maybe (Html Msg)
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introspectionResultView url mir =
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case mir of
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Just ir ->
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Just
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(H.li []
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([ H.text url ]
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++ (case ir of
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Loading ->
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[ H.text "Loading..." ]
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Error e ->
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[ H.text ("Error: " ++ httpErrorToString e) ]
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Success i ->
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[ introspectionView i ]
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)
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)
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Maybe.map
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(\ir ->
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H.li
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(styleGroup
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[ ( "background-color", lighten )
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, ( "padding", "0.5em" )
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, ( "border-radius", "0.5em" )
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, ( "margin", "0 0.25em 0.25em 0.25em" )
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]
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)
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(H.header (styleGroup [ ( "margin-bottom", "0.5em" ), ( "border-bottom", "solid 1px #888" ), ( "padding-bottom", "0.75em" ) ])
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[ H.text ""
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, H.a
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[ A.href url
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, A.target "_blank"
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, A.title (Debug.toString mir)
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]
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[ H.text url ]
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]
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:: (case ir of
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Loading ->
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[ H.text "Loading..." ]
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Nothing ->
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Nothing
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Error e ->
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[ H.text ("Error: " ++ httpErrorToString e) ]
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Success i ->
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[ introspectionView i ]
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)
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)
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)
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mir
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introspectionView : Introspection -> Html Msg
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introspectionView i =
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let
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types =
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keyBy .name i.types
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queryTypes =
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List.filter (\t -> Just t.name == i.queryType) i.types
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mutationTypes =
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List.filter (\t -> Just t.name == i.mutationType) i.types
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allTypes =
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List.filter
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(\t ->
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@ -211,20 +267,118 @@ introspectionView i =
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(List.member t.name <|
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List.filterMap identity [ i.mutationType, i.queryType ]
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)
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&& not (String.startsWith "__" t.kind)
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)
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i.types
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sg =
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styleGroup [ ( "margin", "1em 0" ) ]
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in
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H.div [] (List.map typeView allTypes)
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H.div []
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(List.filterMap
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identity
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[ i.queryType
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|> Maybe.andThen
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(\q ->
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Dict.get q types.dict
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|> Maybe.andThen
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(\t ->
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Maybe.andThen t.fields (\f -> H.div [] (List.map fieldView f))
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)
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)
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, H.div sg
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[ H.h2 [] [ H.text "Query Fields" ]
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, H.div [] (List.map typeView queryTypes)
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]
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, H.div sg
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[ H.h2 [] [ H.text "Mutations" ]
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, H.div [] (List.map typeView mutationTypes)
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]
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, H.div sg
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[ H.h2 [] [ H.text "All Types" ]
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, H.div [] (List.map typeView allTypes)
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]
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]
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)
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kindColor : String -> String
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kindColor s =
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case s of
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"OBJECT" ->
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"#0af"
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"SCALAR" ->
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"#fa0"
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"ENUM" ->
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"#f0a"
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"INTERFACE" ->
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"#af0"
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"UNION" ->
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"#0fa"
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"INPUT_OBJECT" ->
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"#a0f"
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_ ->
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"#fff"
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typeView : QLType -> Html Msg
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typeView qt =
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H.div []
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[ H.text (qt.name ++ ": " ++ qt.kind) ]
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([ H.div
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(styleGroup
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[ ( "display", "flex" )
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, ( "align-items", "center" )
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, ( "font-size", "16px" )
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, ( "margin", "0.25em 0" )
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]
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)
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[ H.code
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(styleGroup
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[ ( "margin-right", "0.5em" )
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, ( "color", "#111" )
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, ( "font-size", "75%" )
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, ( "display", "inline-block" )
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, ( "padding", "0.25em" )
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, ( "border-radius", "0.25em" )
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, ( "line-height", "1" )
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, ( "background-color", kindColor qt.kind )
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]
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)
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[ H.text qt.kind ]
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, H.code [ A.title (Debug.toString qt) ] [ H.text qt.name ]
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]
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]
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++ (case qt.description of
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Just s ->
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[ H.p (styleGroup [ ( "margin-left", "2em" ) ]) [ H.text s ] ]
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Nothing ->
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[]
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)
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++ (case qt.fields of
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Just fields ->
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[ H.div (styleGroup [ ( "margin-left", "4em" ) ]) <| List.map fieldView fields ]
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Nothing ->
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[]
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)
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)
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fieldView : Field -> Html Msg
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fieldView f =
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H.li [ A.title <| Debug.toString f ] [ H.text f.name ]
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httpErrorToString : Http.Error -> String
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httpErrorToString e =
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-- TODO: refactor as expect function
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case e of
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Http.BadUrl s ->
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"Bad URL: " ++ s
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@ -248,8 +402,8 @@ decodeIntrospection =
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(J.field "__schema"
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(J.map5 Introspection
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(J.field "directives" (J.list decodeDirective))
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(J.maybe (J.field "queryType" (J.field "name" J.string)))
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(J.maybe (J.field "mutationType" (J.field "name" J.string)))
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(J.maybe (J.field "queryType" (J.field "name" J.string)))
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(J.maybe (J.field "subscriptionType" (J.field "name" J.string)))
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(J.field "types" (J.list decodeType))
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)
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@ -280,14 +434,17 @@ decodeField =
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(J.maybe (J.field "deprecationReason" J.string))
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decodePossibleType : Decoder PossibleType
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decodePossibleType =
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decodeArgType
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decodeEnumValue : Decoder J.Value
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decodeEnumValue =
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J.value
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decodeInterface : Decoder J.Value
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decodeInterface =
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J.value
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@ -310,6 +467,7 @@ decodeArg =
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(J.field "type" decodeArgType)
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decodeFieldType : Decoder ArgType
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decodeFieldType =
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J.map3 ArgType
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(J.field "kind" J.string)
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@ -333,9 +491,24 @@ decodeLazyArgType =
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introspectionQuery : Http.Body
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introspectionQuery =
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-- this query was copied from the one graphiql made
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Http.jsonBody (Encode.object [ ( "query", Encode.string "query IntrospectionQuery { __schema { queryType { name } mutationType { name } subscriptionType { name } types { ...FullType } directives { name description args { ...InputValue }}}} fragment FullType on __Type { kind name description fields(includeDeprecated: true) { name description args { ...InputValue } type { ...TypeRef } isDeprecated deprecationReason } inputFields { ...InputValue } interfaces { ...TypeRef } enumValues(includeDeprecated: true) { name description isDeprecated deprecationReason } possibleTypes { ...TypeRef }}fragment InputValue on __InputValue { name description type { ...TypeRef } defaultValue}fragment TypeRef on __Type { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name }}}}}}}}" ) ])
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Http.jsonBody (Encode.object [ ( "query", Encode.string "query IntrospectionQuery { __schema { queryType { name } mutationType { name } subscriptionType { name } types { ...FullType } directives { name description args { ...InputValue }}}} fragment FullType on __Type { kind name description fields(includeDeprecated: true) { name description args { ...InputValue } type { ...TypeRef } isDeprecated deprecationReason } inputFields { ...InputValue } interfaces { ...TypeRef } enumValues(includeDeprecated: true) { name description isDeprecated deprecationReason } possibleTypes { ...TypeRef }} fragment InputValue on __InputValue { name description type { ...TypeRef } defaultValue} fragment TypeRef on __Type { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name ofType { kind name }}}}}}}}" ) ])
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styleGroup : List ( String, String ) -> List (Attribute Msg)
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styleGroup l =
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List.map (\( k, v ) -> A.style k v) l
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lighten : String
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lighten =
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"rgba(255, 255, 255, 0.05)"
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keyBy : (a -> comparable) -> List a -> OrderedDict comparable a
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keyBy f l =
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List.foldl (\t -> \d -> OrderedDict.insert (f t) t d) OrderedDict.empty l
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getByKey : comparable -> OrderedDict comparable v -> Maybe v
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getByKey k d =
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Dict.get k d.dict
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@ -1,6 +1,7 @@
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<html>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>GraphQL Introspector</title>
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<link rel="stylesheet" href="./styles.css" />
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</head>
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@ -1,11 +1,14 @@
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#app
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html, body
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background #111
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color #fff
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font-family Iosevka, monospace
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display flex
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flex-direction column
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justify-content space-between
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min-height 100vh
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#app
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font-family sans-serif
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font-size 16px
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line-height 1.6em
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pre, code
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font-family monospace
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a
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color #0af
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@ -15,6 +18,7 @@
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input, select, button
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font inherit
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color inherit
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border 0
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background #333
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border-radius 0.25em
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