#include "chat.h"
#include "commands.c"

int main (int argc, char *argv[]) {
	int port;
	if (argc < 2) {
		fprintf(stderr, "usage: server [port]\nusing default 41000.\n");
		port = 41000;
		//exit(1);
	} else {
		port = atoi(argv[1]);
	}
	printf("Starting server.\n");


	/* parse files and such */
	FILE *pass = fopen("passwd","r");
	passwd_t *passwd = passwd_new(pass);
	users_t *users = users_new(passwd);

	/* set up socket for listening */
	int listen_sock, newcon, st_size;
	struct sockaddr_in here, there;
	listen_sock = socket(PF_INET, SOCK_STREAM, 0);
	fcntl(listen_sock, F_SETFL, O_NONBLOCK);
	here.sin_family = AF_INET;
	here.sin_port = htons(port);
	here.sin_addr.s_addr = INADDR_ANY;
	memset(here.sin_zero, '\0', (sizeof here.sin_zero));
	if (bind(listen_sock, (struct sockaddr *)&here, (sizeof here))) {
		perror("bind(27)");
		exit(3);
	}
	listen(listen_sock, 10);

	

	/* run until the server is quit. */
	while (users_run(users)) {
		/* accept any waiting connections. */
		st_size = sizeof there;
		newcon = accept(listen_sock,(struct sockaddr*)&there,&st_size);
		if (newcon != -1) /* we got a connection */
			users_connect(users, newcon, (struct sockaddr*)&there);

		/* do any network activity that can be done */
		users_do_network(users);
	}

	printf("Server quitting.\n");
}