akkahttp_router.Routers.scala Maven / Gradle / Ivy

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package akkahttp_router

import akka.http.scaladsl.model.HttpMethod
import akka.http.scaladsl.server.Directives.{method => methodDirective, _}
import akka.http.scaladsl.server.{PathMatcher, Route}

trait Routers {

  trait RouteDefinition {
    type PathParam

    def method: HttpMethod
    def pathMatcher: PathMatcher[PathParam]
    def action: PathParam => Route

    lazy val route: Route =
      path(pathMatcher).tapply { t =>
        methodDirective(method) {
          action(t)
        }
      }
  }

  def route[L](
      _method: HttpMethod,
      _pathMatcher: PathMatcher[L],
      _action: L => Route
  ): RouteDefinition = new RouteDefinition {
    type PathParam = L

    val method: HttpMethod = _method
    val pathMatcher: PathMatcher[PathParam] = _pathMatcher
    val action: PathParam => Route = _action
  }

  case class Router(routeDefines: RouteDefinition*) {
    val routes: Seq[Route] = routeDefines.map(_.route)
    val route: Route = routes.reduce(_ ~ _)
  }

}