EmbeddedServerPlugins.kt

import io.ktor.features.*
// ...
fun main() {
   private val server by lazy {
        embeddedServer(Netty, PORT, watchPaths = emptyList()) {
            // configures Cross-Origin Resource Sharing. CORS is needed to make calls from arbitrary
            // JavaScript clients, and helps us prevent issues down the line.
            install(CORS) {
                anyHost()
            }
            install(ContentNegotiation) {
                json(Json {
                    prettyPrint = true
                    isLenient = true
                })
            }
            routing {
                get("/") {
                    call.respondText(
                        text = "Hello!! You are here in ${Build.MODEL}",
                        contentType = ContentType.Text.Plain
                    )
                }
                get("/fruits") {
                    call.respond(HttpStatusCode.OK, BaseResponse(Cart.sample()))
                }
                get("/fruits/{id}") {
                    val id = call.parameters["id"]
                    val fruit = Database.FRUITS.find { it.id == id }
                    if (fruit != null) {
                        call.respond(HttpStatusCode.OK, BaseResponse(fruit))
                    } else {
                        call.respond(HttpStatusCode.NotFound)
                    }
                }
            }
        }
    }
}