#ifndef OXEN_NET_H
#define OXEN_NET_H

#include <stdint.h>
#include "player.h"
#include "hand.h"

// Offsets within the receive buffer to easily access the data fields of the received message
#define NET_MSG_OFFSET_TYPE		0
#define NET_MSG_OFFSET_PAYLOAD_LENGTH	1
#define NET_MSG_OFFSET_PAYLOAD		2

typedef enum
{
	// Specify message type identifiers here
	msg_type_hello		= 0x0,
	msg_type_start_game	= 0x1,
	msg_type_deal_cards	= 0x2,
	msg_type_selected_card	= 0x3
} msg_type_t;

// Header format
typedef struct
{
	uint8_t type;
	uint8_t payload_length;
} msg_header_t;

// Message format
typedef struct
{
	msg_header_t hdr;
	uint8_t *payload;
} msg_t;

// generic receive function
void* net_recv(int sock, msg_type_t wanted);

// Server side functions
int server_start(const char* port);
int* server_get_players(int serversock, const uint8_t count);
void server_start_game(int* clients, const uint8_t clientcount, const player_list* players);
void server_deal_cards(int sock, const hand_t *h);
char* server_recv_hello(const uint8_t* payload, const uint8_t payload_len);
card* server_recv_selected_card(const uint8_t* payload, const uint8_t payload_len);

// Client side functions
int client_connect_server(const char* host, const char* port);
void client_hello(int sock, const char* username);
void client_selected_card(int sock, const card c);
player_list* client_recv_player_list(const uint8_t* payload, const uint8_t data_len);
hand_t *client_recv_deal_cards(const uint8_t* payload, const uint8_t payload_len);

#endif // OXEN_NET_H