package org.hedgewars.hedgeroid.netplay;

import java.nio.Buffer;

import java.util.Collections;

import android.util.Log;

import com.sun.jna.Callback;

import com.sun.jna.Library;

import com.sun.jna.Native;

import com.sun.jna.NativeLong;

import com.sun.jna.Pointer;

import com.sun.jna.PointerType;

import com.sun.jna.Structure;

class Flib {

	static {

		System.loadLibrary("SDL_net");

	}

	public static final JnaFrontlib INSTANCE = (JnaFrontlib)Native.loadLibrary("frontlib", JnaFrontlib.class, Collections.singletonMap(Library.OPTION_TYPE_MAPPER, FrontlibTypeMapper.INSTANCE));

	// Hook frontlib logging into Android logging

	private static final JnaFrontlib.LogCallback logCb = new JnaFrontlib.LogCallback() {

		public void callback(int level, String message) {

			if(level >= JnaFrontlib.FLIB_LOGLEVEL_ERROR) {

				Log.e("Frontlib", message);

			} else if(level == JnaFrontlib.FLIB_LOGLEVEL_WARNING){

				Log.w("Frontlib", message);

			} else if(level == JnaFrontlib.FLIB_LOGLEVEL_INFO){

				Log.i("Frontlib", message);

			} else if(level <= JnaFrontlib.FLIB_LOGLEVEL_DEBUG){

				Log.d("Frontlib", message);

			}

		}

	};

	static {

		INSTANCE.flib_log_setLevel(JnaFrontlib.FLIB_LOGLEVEL_WARNING);

		INSTANCE.flib_log_setCallback(logCb);

	}

}

public interface JnaFrontlib extends Library {

	static final int NETCONN_STATE_CONNECTING = 0;

	static final int NETCONN_STATE_LOBBY = 1;

	static final int NETCONN_STATE_ROOM = 2;

	static final int NETCONN_STATE_INGAME = 3;

	static final int NETCONN_STATE_DISCONNECTED = 10;

	static final int NETCONN_DISCONNECT_NORMAL = 0;

	static final int NETCONN_DISCONNECT_SERVER_TOO_OLD = 1;

	static final int NETCONN_DISCONNECT_AUTH_FAILED = 2;

	static final int NETCONN_DISCONNECT_CONNLOST = 3;

	static final int NETCONN_DISCONNECT_INTERNAL_ERROR = 100;

	static final int NETCONN_ROOMLEAVE_ABANDONED = 0;

	static final int NETCONN_ROOMLEAVE_KICKED = 1;

	static final int NETCONN_MSG_TYPE_PLAYERINFO = 0;

	static final int NETCONN_MSG_TYPE_SERVERMESSAGE = 1;

	static final int NETCONN_MSG_TYPE_WARNING = 2;

	static final int NETCONN_MSG_TYPE_ERROR = 3;

	static final int NETCONN_MAPCHANGE_FULL = 0;

	static final int NETCONN_MAPCHANGE_MAP = 1;

	static final int NETCONN_MAPCHANGE_MAPGEN = 2;

	static final int NETCONN_MAPCHANGE_DRAWNMAP = 3;

	static final int NETCONN_MAPCHANGE_MAZE_SIZE = 4;

	static final int NETCONN_MAPCHANGE_TEMPLATE = 5;

	static final int NETCONN_MAPCHANGE_THEME = 6;

	static final int NETCONN_MAPCHANGE_SEED = 7;

	static final int  GAME_END_FINISHED = 0;

	static final int  GAME_END_INTERRUPTED = 1;

	static final int  GAME_END_HALTED = 2;

	static final int  GAME_END_ERROR = 3;

	static class NetconnPtr extends PointerType { }

	static class MapconnPtr extends PointerType { }

	static class GameconnPtr extends PointerType { }

	static class MetaschemePtr extends PointerType { }

	static class RoomArrayPtr extends PointerType { 

		/**

		 * Returns the (native-owned) rooms in this list

		 */

		public RoomPtr[] getRooms(int count) {

			Pointer ptr = getPointer();

			if(ptr == null) {

				return new RoomPtr[0];

			}

			Pointer[] untypedPtrs = ptr.getPointerArray(0, count);

			RoomPtr[] typedPtrs = new RoomPtr[count];

			for(int i=0; i<count; i++) {

				typedPtrs[i] = new RoomPtr(untypedPtrs[i]);

			}

			return typedPtrs;

		}

	}

	static class RoomPtr extends PointerType {

		public RoomPtr() { super(); }

		public RoomPtr(Pointer ptr) { super(ptr); }

		public Room deref() {

			Room result = new Room(getPointer());

			result.read();

			return result;

		}

	}

	static class TeamPtr extends PointerType { }

	static class WeaponsetPtr extends PointerType { }

	static class MapRecipePtr extends PointerType { }

	static class SchemePtr extends PointerType { }

	static class GameSetupPtr extends PointerType { }

	static class Room extends Structure {

		public static class byVal extends Room implements Structure.ByValue {}

		public static class byRef extends Room implements Structure.ByReference {}

		private static String[] FIELD_ORDER = new String[] {"inProgress", "name", "playerCount", "teamCount", "owner", "map", "scheme", "weapons"};

		public Room() { super(); setFieldOrder(FIELD_ORDER); }

		public Room(Pointer ptr) { super(ptr); setFieldOrder(FIELD_ORDER); }

	    public boolean inProgress;

	    public String name;

	    public int playerCount;

	    public int teamCount;

	    public String owner;

	    public String map;

	    public String scheme;

	    public String weapons;

	}

	public static interface VoidCallback extends Callback {

		void callback(Pointer context);

	}

	public static interface StrCallback extends Callback {

		void callback(Pointer context, String arg1);

	}

	public static interface IntCallback extends Callback {

		void callback(Pointer context, int arg1);

	}

	public static interface IntStrCallback extends Callback {

		void callback(Pointer context, int arg1, String arg2);

	}

	public static interface StrIntCallback extends Callback {

		void callback(Pointer context, String arg1, int arg2);

	}

	public static interface StrStrCallback extends Callback {

		void callback(Pointer context, String arg1, String arg2);

	}

	public static interface RoomCallback extends Callback {

		void callback(Pointer context, RoomPtr arg1);

	}

	public static interface RoomListCallback extends Callback {

		void callback(Pointer context, RoomArrayPtr arg1, int count);

	}

	public static interface StrRoomCallback extends Callback {

		void callback(Pointer context, String arg1, RoomPtr arg2);

	}

	public static interface BoolCallback extends Callback {

		void callback(Pointer context, boolean arg1);

	}

	public static interface StrBoolCallback extends Callback {

		void callback(Pointer context, String arg1, boolean arg2);

	}

	public static interface TeamCallback extends Callback {

		void callback(Pointer context, TeamPtr arg1);

	}

	public static interface BytesCallback extends Callback {

		void callback(Pointer context, Pointer buffer, NativeLong size);

	}

	public static interface BytesBoolCallback extends Callback {

		void callback(Pointer context, Pointer buffer, NativeLong size, boolean arg3);

	}

	public static interface SchemeCallback extends Callback {

		void callback(Pointer context, SchemePtr arg1);

	}

	public static interface MapIntCallback extends Callback {

		void callback(Pointer context, MapRecipePtr arg1, int arg2);

	}

	public static interface WeaponsetCallback extends Callback {

		void callback(Pointer context, WeaponsetPtr arg1);

	}

	public static interface MapimageCallback extends Callback {

		void callback(Pointer context, Pointer buffer, int hedgehogCount);

	}

	public static interface LogCallback extends Callback {

		void callback(int level, String logMessage);

	}

    int flib_init();

    void flib_quit();

	NetconnPtr flib_netconn_create(String playerName, MetaschemePtr meta, String dataDirPath, String host, int port);

	void flib_netconn_destroy(NetconnPtr conn);

	void flib_netconn_tick(NetconnPtr conn);

	boolean flib_netconn_is_chief(NetconnPtr conn);

	boolean flib_netconn_is_in_room_context(NetconnPtr conn);

	String flib_netconn_get_playername(NetconnPtr conn);

	GameSetupPtr flib_netconn_create_gamesetup(NetconnPtr conn);

	int flib_netconn_send_quit(NetconnPtr conn, String quitmsg);

	int flib_netconn_send_chat(NetconnPtr conn, String chat);

	int flib_netconn_send_teamchat(NetconnPtr conn, String msg);

	int flib_netconn_send_password(NetconnPtr conn, String passwd);

	int flib_netconn_send_nick(NetconnPtr conn, String nick);

	int flib_netconn_send_request_roomlist(NetconnPtr conn);

	int flib_netconn_send_joinRoom(NetconnPtr conn, String room);

	int flib_netconn_send_createRoom(NetconnPtr conn, String room);

	int flib_netconn_send_renameRoom(NetconnPtr conn, String roomName);

	int flib_netconn_send_leaveRoom(NetconnPtr conn, String msg);

	int flib_netconn_send_toggleReady(NetconnPtr conn);

	int flib_netconn_send_addTeam(NetconnPtr conn, TeamPtr team);

	int flib_netconn_send_removeTeam(NetconnPtr conn, String teamname);

	int flib_netconn_send_engineMessage(NetconnPtr conn, Buffer message, NativeLong size); // TODO check if NativeLong==size_t

	int flib_netconn_send_teamHogCount(NetconnPtr conn, String teamname, int hogcount);

	int flib_netconn_send_teamColor(NetconnPtr conn, String teamname, int colorIndex);

	int flib_netconn_send_weaponset(NetconnPtr conn, WeaponsetPtr weaponset);

	int flib_netconn_send_map(NetconnPtr conn, MapRecipePtr map);

	int flib_netconn_send_mapName(NetconnPtr conn, String mapName);

	int flib_netconn_send_mapGen(NetconnPtr conn, int mapGen);

	int flib_netconn_send_mapTemplate(NetconnPtr conn, int templateFilter);

	int flib_netconn_send_mapMazeSize(NetconnPtr conn, int mazeSize);

	int flib_netconn_send_mapSeed(NetconnPtr conn, String seed);

	int flib_netconn_send_mapTheme(NetconnPtr conn, String theme);

	int flib_netconn_send_mapDrawdata(NetconnPtr conn, Buffer drawData, NativeLong size);

	int flib_netconn_send_script(NetconnPtr conn, String scriptName);

	int flib_netconn_send_scheme(NetconnPtr conn, SchemePtr scheme);

	int flib_netconn_send_roundfinished(NetconnPtr conn, boolean withoutError);

	int flib_netconn_send_ban(NetconnPtr conn, String playerName);

	int flib_netconn_send_kick(NetconnPtr conn, String playerName);

	int flib_netconn_send_playerInfo(NetconnPtr conn, String playerName);

	int flib_netconn_send_playerFollow(NetconnPtr conn, String playerName);

	int flib_netconn_send_startGame(NetconnPtr conn);

	int flib_netconn_send_toggleRestrictJoins(NetconnPtr conn);

	int flib_netconn_send_toggleRestrictTeams(NetconnPtr conn);

	int flib_netconn_send_clearAccountsCache(NetconnPtr conn);

	int flib_netconn_send_setServerVar(NetconnPtr conn, String name, String value);

	int flib_netconn_send_getServerVars(NetconnPtr conn);

	void flib_netconn_onMessage(NetconnPtr conn, IntStrCallback callback, Pointer context);

	void flib_netconn_onChat(NetconnPtr conn, StrStrCallback callback, Pointer context);

	void flib_netconn_onConnected(NetconnPtr conn, VoidCallback callback, Pointer context);

	void flib_netconn_onDisconnected(NetconnPtr conn, IntStrCallback callback, Pointer context);

	void flib_netconn_onRoomlist(NetconnPtr conn, RoomListCallback callback, Pointer context);

	void flib_netconn_onRoomAdd(NetconnPtr conn, RoomCallback callback, Pointer context);

	void flib_netconn_onRoomDelete(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onRoomUpdate(NetconnPtr conn, StrRoomCallback callback, Pointer context);

	void flib_netconn_onLobbyJoin(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onLobbyLeave(NetconnPtr conn, StrStrCallback callback, Pointer context);

	void flib_netconn_onNickTaken(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onPasswordRequest(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onEnterRoom(NetconnPtr conn, BoolCallback callback, Pointer context);

	void flib_netconn_onRoomChiefStatus(NetconnPtr conn, BoolCallback callback, Pointer context);

	void flib_netconn_onReadyState(NetconnPtr conn, StrBoolCallback callback, Pointer context);

	void flib_netconn_onLeaveRoom(NetconnPtr conn, IntStrCallback callback, Pointer context);

	void flib_netconn_onTeamAdd(NetconnPtr conn, TeamCallback callback, Pointer context);

	void flib_netconn_onTeamDelete(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onRoomJoin(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onRoomLeave(NetconnPtr conn, StrStrCallback callback, Pointer context);

	void flib_netconn_onRunGame(NetconnPtr conn, VoidCallback callback, Pointer context);

	void flib_netconn_onTeamAccepted(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onHogCountChanged(NetconnPtr conn, StrIntCallback callback, Pointer context);

	void flib_netconn_onTeamColorChanged(NetconnPtr conn, StrIntCallback callback, Pointer context);

	void flib_netconn_onEngineMessage(NetconnPtr conn, BytesCallback callback, Pointer context);

	void flib_netconn_onCfgScheme(NetconnPtr conn, SchemeCallback callback, Pointer context);

	void flib_netconn_onMapChanged(NetconnPtr conn, MapIntCallback callback, Pointer context);

	void flib_netconn_onScriptChanged(NetconnPtr conn, StrCallback callback, Pointer context);

	void flib_netconn_onWeaponsetChanged(NetconnPtr conn, WeaponsetCallback callback, Pointer context);

	void flib_netconn_onAdminAccess(NetconnPtr conn, VoidCallback callback, Pointer context);

	void flib_netconn_onServerVar(NetconnPtr conn, StrStrCallback callback, Pointer context);

	// Gameconn

	GameconnPtr flib_gameconn_create(String playerName, GameSetupPtr setup, boolean netgame);

	GameconnPtr flib_gameconn_create_playdemo(Buffer demo, NativeLong size);

	GameconnPtr flib_gameconn_create_loadgame(String playerName, Buffer save, NativeLong size);

	GameconnPtr flib_gameconn_create_campaign(String playerName, String seed, String script);

	void flib_gameconn_destroy(GameconnPtr conn);

	int flib_gameconn_getport(GameconnPtr conn);

	void flib_gameconn_tick(GameconnPtr conn);

	int flib_gameconn_send_enginemsg(GameconnPtr conn, Buffer data, NativeLong len);

	int flib_gameconn_send_textmsg(GameconnPtr conn, int msgtype, String msg);

	int flib_gameconn_send_chatmsg(GameconnPtr conn, String playername, String msg);

	void flib_gameconn_onConnect(GameconnPtr conn, VoidCallback callback, Pointer context);

	void flib_gameconn_onDisconnect(GameconnPtr conn, IntCallback callback, Pointer context);

	void flib_gameconn_onErrorMessage(GameconnPtr conn, StrCallback callback, Pointer context);

	void flib_gameconn_onChat(GameconnPtr conn, StrBoolCallback callback, Pointer context);

	void flib_gameconn_onGameRecorded(GameconnPtr conn, BytesBoolCallback callback, Pointer context);

	void flib_gameconn_onEngineMessage(GameconnPtr conn, BytesCallback callback, Pointer context);

	// MapConn

	MapconnPtr flib_mapconn_create(MapRecipePtr mapdesc);

	void flib_mapconn_destroy(MapconnPtr conn);

	int flib_mapconn_getport(MapconnPtr conn);

	void flib_mapconn_onSuccess(MapconnPtr conn, MapimageCallback callback, Pointer context);

	void flib_mapconn_onFailure(MapconnPtr conn, StrCallback callback, Pointer context);

	void flib_mapconn_tick(MapconnPtr conn);

	// GameSetup

	void flib_gamesetup_destroy(GameSetupPtr gamesetup);

	GameSetupPtr flib_gamesetup_copy(GameSetupPtr gamesetup);

	// MapRecipe

	public static final int MAPGEN_REGULAR = 0;

	public static final int MAPGEN_MAZE = 1;

	public static final int MAPGEN_DRAWN = 2;

	public static final int MAPGEN_NAMED = 3;

	public static final int TEMPLATEFILTER_ALL = 0;

	public static final int TEMPLATEFILTER_SMALL = 1;

	public static final int TEMPLATEFILTER_MEDIUM = 2;

	public static final int TEMPLATEFILTER_LARGE = 3;

	public static final int TEMPLATEFILTER_CAVERN = 4;

	public static final int TEMPLATEFILTER_WACKY = 5;

	public static final int MAZE_SIZE_SMALL_TUNNELS = 0;

	public static final int MAZE_SIZE_MEDIUM_TUNNELS = 1;

	public static final int MAZE_SIZE_LARGE_TUNNELS = 2;

	public static final int MAZE_SIZE_SMALL_ISLANDS = 3;

	public static final int MAZE_SIZE_MEDIUM_ISLANDS = 4;

	public static final int MAZE_SIZE_LARGE_ISLANDS = 5;

	MapRecipePtr flib_map_create_regular(String seed, String theme, int templateFilter);

	MapRecipePtr flib_map_create_maze(String seed, String theme, int mazeSize);

	MapRecipePtr flib_map_create_named(String seed, String name);

	MapRecipePtr flib_map_create_drawn(String seed, String theme, Buffer drawData, NativeLong drawDataSize);

	MapRecipePtr flib_map_copy(MapRecipePtr map);

	MapRecipePtr flib_map_retain(MapRecipePtr map);

	void flib_map_release(MapRecipePtr map);

	// Metascheme

	MetaschemePtr flib_metascheme_from_ini(String filename);

	MetaschemePtr flib_metascheme_retain(MetaschemePtr metainfo);

	void flib_metascheme_release(MetaschemePtr metainfo);

	public static final int FLIB_LOGLEVEL_ALL = -100;

	public static final int FLIB_LOGLEVEL_DEBUG = -1;

	public static final int FLIB_LOGLEVEL_INFO = 0;

	public static final int FLIB_LOGLEVEL_WARNING = 1;

	public static final int FLIB_LOGLEVEL_ERROR = 2;

	public static final int FLIB_LOGLEVEL_NONE = 100;

    void flib_log_setLevel(int level);

    void flib_log_setCallback(LogCallback callback);

}