141 lines
3.2 KiB
Elm
141 lines
3.2 KiB
Elm
module Route.Blog.Slug_ exposing (ActionData, Data, Model, Msg, route)
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import Article
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import BackendTask exposing (BackendTask)
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import Date exposing (Date)
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import FatalError exposing (FatalError)
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import Head
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import Head.Seo as Seo
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import Html.Styled exposing (..)
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import Json.Decode as Decode exposing (Decoder)
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import Json.Decode.Extra
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import Pages.Url
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import PagesMsg exposing (PagesMsg)
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import RouteBuilder exposing (App, StatelessRoute)
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import Shared
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import View exposing (View)
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import Markdown.Block
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import Markdown.Renderer
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import MarkdownCodec
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import TailwindMarkdownRenderer
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import Tailwind.Utilities as Tw
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type alias Model =
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{}
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type alias Msg =
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()
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type alias RouteParams =
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{ slug : String }
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route : StatelessRoute RouteParams Data ActionData
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route =
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RouteBuilder.preRender
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{ head = head
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, pages = pages
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, data = data
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}
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|> RouteBuilder.buildNoState { view = view }
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pages : BackendTask FatalError (List RouteParams)
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pages =
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Article.blogPostsGlob
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|> BackendTask.map
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(List.map
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(\globData ->
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{ slug = globData.slug }
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)
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)
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type alias Data =
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{ metadata : ArticleMetadata
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, body : List Markdown.Block.Block
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}
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type alias ActionData =
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{}
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data : RouteParams -> BackendTask FatalError Data
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data routeParams =
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MarkdownCodec.withFrontmatter Data
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frontmatterDecoder
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TailwindMarkdownRenderer.renderer
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("content/blog/" ++ routeParams.slug ++ ".md")
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type alias ArticleMetadata =
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{ title : String
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, description : String
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, published : Date
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-- , image : Pages.Url.Url
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, draft : Bool
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}
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frontmatterDecoder : Decoder ArticleMetadata
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frontmatterDecoder =
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Decode.map4 ArticleMetadata
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(Decode.field "title" Decode.string)
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(Decode.field "summary" Decode.string)
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(Decode.field "published"
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(Decode.string
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|> Decode.andThen
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(\isoString ->
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Date.fromIsoString isoString
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|> Json.Decode.Extra.fromResult
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)
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)
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)
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-- (Decode.oneOf
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-- [ Decode.field "image" imageDecoder
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-- , Decode.field "unsplash" UnsplashImage.decoder |> Decode.map UnsplashImage.imagePath
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-- ]
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-- )
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(Decode.field "draft" Decode.bool
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|> Decode.maybe
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|> Decode.map (Maybe.withDefault False)
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)
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head :
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App Data ActionData RouteParams
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-> List Head.Tag
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head app =
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Seo.summary
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{ canonicalUrlOverride = Nothing
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, siteName = "elm-pages"
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, image =
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{ url = Pages.Url.external "TODO"
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, alt = "elm-pages logo"
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, dimensions = Nothing
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, mimeType = Nothing
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}
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, description = "TODO"
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, locale = Nothing
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, title = "TODO title" -- metadata.title -- TODO
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}
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|> Seo.website
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view :
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App Data ActionData RouteParams
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-> Shared.Model
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-> View (PagesMsg Msg)
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view app shared =
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{ title = "title"
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, body =
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(app.data.body
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|> Markdown.Renderer.render TailwindMarkdownRenderer.renderer
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|> Result.withDefault []
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)
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}
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