49 lines
1.9 KiB
Haskell
49 lines
1.9 KiB
Haskell
module Examples.QueryParameters.Main where
|
|
|
|
import Prelude
|
|
|
|
import Data.Generic.Rep (class Generic)
|
|
import Data.Maybe (Maybe(..))
|
|
import Effect (Effect)
|
|
import Effect.Class.Console (log)
|
|
import HTTPurple (Request, ResponseM, ServerM, notFound, ok, serve)
|
|
import Routing.Duplex (RouteDuplex')
|
|
import Routing.Duplex as RD
|
|
import Routing.Duplex.Generic as G
|
|
|
|
data Route = Route { foo :: Boolean, bar :: Maybe String, baz :: Maybe String }
|
|
|
|
derive instance Generic Route _
|
|
|
|
route :: RouteDuplex' Route
|
|
route = RD.root $ G.sum
|
|
{ "Route": RD.params { foo: RD.flag <<< RD.string, bar: RD.optional <<< RD.string, baz: RD.optional <<< RD.string }
|
|
}
|
|
|
|
-- | Specify the routes
|
|
router :: Request Route -> ResponseM
|
|
router { route: (Route { foo: true }) } = ok "foo"
|
|
router { route: (Route { bar: Just "test" }) } = ok "bar"
|
|
router { route: (Route { bar: Just _ }) } = ok ""
|
|
router { route: Route { baz: Just baz } } = ok $ baz
|
|
router _ = notFound
|
|
|
|
-- | Boot up the server
|
|
main :: ServerM
|
|
main =
|
|
serve { hostname: "localhost", port: 8080, onStarted } { route, router }
|
|
where
|
|
onStarted :: Effect Unit
|
|
onStarted = do
|
|
log " ┌───────────────────────────────────────┐"
|
|
log " │ Server now up on port 8080 │"
|
|
log " │ │"
|
|
log " │ To test, run: │"
|
|
log " │ > curl localhost:8080?foo │"
|
|
log " │ # => foo │"
|
|
log " │ > curl localhost:8080?bar=test │"
|
|
log " │ # => bar │"
|
|
log " │ > curl localhost:8080?baz=<anything> │"
|
|
log " │ # => <anything> │"
|
|
log " └───────────────────────────────────────┘"
|