#ifndef OXEN_NET_H
#define OXEN_NET_H

#include <stdint.h>
#include <stdbool.h>
#include "player.h"
#include "hand.h"
#include "table_stacks.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_init_stacks		= 0x3,
	msg_type_selected_card		= 0x4,
	msg_type_selected_stack_c	= 0x5,
	msg_type_selected_stack_s	= 0x6,
	msg_type_initial_stack		= 0x7
} 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;

// Socket list
typedef struct
{
	uint8_t count;
	int sockets[MAX_PLAYERS];
} socket_list_t;


// generic receive function
bool net_recv(int sock, msg_type_t wanted);
bool net_send(int sock, const msg_type_t type, void* param);

// Server side functions
int server_start(const char* port);
void server_get_players(int serversock, socket_list_t* client_socks, const uint8_t count);
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);
uint8_t* server_recv_selected_stack(const uint8_t* payload, const uint8_t payload_len);
uint8_t server_send_start_game(uint8_t* payload, const uint8_t payload_len);
uint8_t server_send_deal_cards(uint8_t* payload, const uint8_t payload_len, const void* param);
uint8_t server_send_selected_stack(uint8_t* payload, const uint8_t payload_len);
uint8_t server_send_initial_stacks(uint8_t* payload, const uint8_t payload_len);

// Client side functions
int client_connect_server(const char* host, const char* port);
uint8_t client_send_hello(uint8_t* payload, const uint8_t payload_len);
uint8_t client_send_selected_card(uint8_t* payload, const uint8_t payload_len);
uint8_t client_send_selected_stack(uint8_t* payload, const uint8_t payload_len);
bool client_recv_player_list(const uint8_t* payload, const uint8_t data_len);
bool client_recv_deal_cards(const uint8_t* payload, const uint8_t payload_len);
bool client_recv_selected_stack(const uint8_t* payload, const uint8_t payload_len);

#endif // OXEN_NET_H