#include <stdio.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <string.h>

#pragma warning(disable : 4996)

int main()
{
    int ClientSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
    struct sockaddr_in SockAddr;
    SockAddr.sin_family = AF_INET;
    SockAddr.sin_port = htons(1337);
    SockAddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);

    connect(ClientSocket, (struct sockaddr *)&SockAddr, sizeof(SockAddr));

    char msg[1024];
    const char usernameMsg[] = "USERNAME MyUName\n";
	costs char passwordMsg[] = "PASSWORD 12345\n";

    send(ClientSocket, &usernameMsg, strlen(usernameMsg), 0); //Send uname
    recv(ClientSocket, &msg, 1024, 0); // Recv pwd request
	send(ClientSocket, &passwordMsg, strlen(passwordMsg), 0); //Send pwd

    while (1)
    {
		strcpy(msg, "SEND ");
        scanf("%s", msg + 5); // Destination
		msg[strlen(msg)] = ' ';
		scanf("%s", msg + strlen(msg)); // Msg
		msg[strlen(msg)] = '\n';
        send(ClientSocket, &msg, strlen(msg), 0); // Send msg
        recv(ClientSocket, &msg, 1024, 0); // Recv response
		if(msg[0] == 'M') // Message from user
		{
			msg[strstr(msg, " ")] = ':';
			printf("%s\n", msg);
		}
		else // Info message
		{
			printf("%s\n", msg + 5);
		}
    }

    return 0;
}