#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <ctype.h>
#include <string.h>
struct user_info {
	unsigned int uid;
	char* uname;
};

int main(int argc, char* argv[]){

	struct user_info* usernameId= malloc(sizeof(struct user_info));
	char * username = malloc(sizeof(char));
	char * password = malloc(sizeof(char));
	int UID;
	int GID;
	char * GECOS;
	char * directory;
	char * shell;
	int coloncount=0;
	//char kolon[5];
	char* test= malloc(1024*sizeof(char));
	int rows = 0;

	FILE * f;

	f=fopen(argv[1],"r");

	while( fgets(test,1023,f)!=NULL){
		rows++;
		readLine(test,rows);
	}

    fclose(f);
    return 0;

}
bool readLine(char* line, int rows){
	if(checkLine(line,rows)){
		sscanf(test,"%[^:]:%[^:]:%d:%d:%[^:]:%[^:]:%[^:]", username, password,
			&UID,&GID,GECOS,directory,shell);
	}
	else{
		fprintf(stderr,"ss");
	}
	return

}
bool checkLine(char* line, int rows){
	int i=0;
	int colonCount=0;
	if(line[0]=='\0'){

		fprintf(stderr,"%d: bajs", rows);
		return false;
	}
	while(line[i]!='\0'){
		if(line[i] == ':'){
			colonCount++;
		}
		i++
	}
	if(colonCount!=6){
		fprintf(stderr,"%d:", rows);
		return false;
	}
	return true;
}
void checkusername(char* line, int rows){
	int i=0;
	int colonCount=0;
	int usernameCount=0;
	while(line[i]!='\0'){
		if(colonCount==1){
			usernameCount= i-1;
			username=line[i-1];
			break;
		}
		if(line[i] == ':'){
				colonCount++;
		}
		i++
	}

		if(usernameCount==0){
				fprintf(stderr,"%d",rows);
				free(username);
			}
			else{
				if(usernameCount>=1||usernameCount<=32){
					//allokerar minne för strlen
					//sätt in
					usernameId->uname=username;
					free(username);
				}
					// om username är mer än 32 eller mindre än 0;
				else{
					fprintf(stderr"Error, detta handlar om usernames storlek");
					free(username);
				}
			}
}
void checkUid(char* UID, int rows){

	if (isdigit(UID)){
		//OM UID;
		if(UID>0){
			usernameId->uid=UID;
				free(UID);
		}
		else{
			fprintf(stderr,"UID has to be a positive number");
			free(UID);
		}
	}
	else{
		fprintf(stderr,"UID contains something else than intergers");
		free(UID);
	}

}
void checkGID(char* GID, int rows){
	//bool faileCheck = true;
	if(!isdigit(GID)){
		fprintf(stderr,"bajs");
		faileCheck = false;
		free(GID);
	}
	if(GID<0){
		fprintf(stderr,"GID has to be a positive number");
			faileCheck=false;
			free(GID);
	}

	//return faileCheck;
}