module Examples.PathSegments.Main where

import Prelude hiding ((/))

import Data.Generic.Rep (class Generic)
import Data.Maybe (Maybe(..))
import Effect.Console (log)
import HTTPurple (Request, ResponseM, ServerM, ok, serve)
import HTTPurple (Request, ResponseM, ServerM, ok, serve)
import Routing.Duplex (RouteDuplex')
import Routing.Duplex as RD
import Routing.Duplex.Generic as G
import Routing.Duplex.Generic.Syntax ((/))

data Route = Segment String | ManySegments (Array String)

derive instance Generic Route _

route :: RouteDuplex' Route
route = RD.root $ G.sum
  { "Segment": "segment" / RD.segment
  , "ManySegments": RD.many RD.segment :: RD.RouteDuplex' (Array String)
  }

-- | Specify the routes
router :: Request Route -> ResponseM
router { route: Segment elem } = ok elem
router { route: ManySegments elems } = ok $ show elems

-- | Boot up the server
main :: ServerM
main =
  serve { port: 8080, onStarted } { route, router }
  where
  onStarted = do
    log " ┌───────────────────────────────────────────────┐"
    log " │ Server now up on port 8080                    │"
    log " │                                               │"
    log " │ To test, run:                                 │"
    log " │  > curl localhost:8080/segment/<anything>     │"
    log " │    # => <anything>                            │"
    log " │  > curl localhost:8080/<anything>/<else>/...  │"
    log " │    # => [ <anything>, <else>, ... ]           │"
    log " └───────────────────────────────────────────────┘"