client.clj

Branches > main > 4a76ca7 > files / src / net / bowmap / network / client.clj

(ns net.bowmap.network.client
  (:require
   [net.bowmap.network.packets.clientbound :refer [encode-packet!]]
   [net.bowmap.network.packets.serverbound :refer [decode-packet!]]
   [net.bowmap.network.state :as state]
   [net.bowmap.network.streams :as streams]
   [net.bowmap.server.entity :as entity]
   [net.bowmap.server.server :as server])
  (:import
   [java.net Socket]))

(defn client [socket]
  (ref {::state/connection-state ::state/handshaking
        ::socket socket}))

(defn read-packet! [client-ref]
  (let [{:keys! [::socket ::state/connection-state]} @client-ref
        frame (streams/read-frame!! (Socket/.getInputStream socket))]
    (decode-packet! frame connection-state)))

; TODO handle errors here as well to disconnect client?
(defn send-packet! [client-ref packet]
  (let [{:keys! [::socket ::state/connection-state]} @client-ref]
    #_(println "sending packet out: " packet)
    (streams/write-frame!! (encode-packet! packet connection-state) (Socket/.getOutputStream socket))
    client))

(defn leave! [client-ref]
  (let [{:keys! [::socket] :keys [::playing? ::entity/uuid]} @client-ref]
    (try
      (dosync
        (when playing?
          ; What should really happen if this fails?
          ; Probably should come up with a better solution
          (commute server/players dissoc uuid)))
      (finally
        (Socket/.close socket)))))