Overview: The followings feature has been developed using C programming Language.
1. Add New Employee
2. List of Employees
3. Employee Attendance
4. Employee Payment
5. Employee Payment List
6. Employee Search
7. Exit
#include <stdio.h>
#include <conio.h>
#include <windows.h>
#include <string.h>
#include <ctype.h>
COORD coord = {0,0}; /// top-left corner of window
void gotoxy(int x,int y)
{
coord.X = x;
coord.Y = y;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE),coord);
}
int IsNumberValue(char *s)
{
//return value : true if the string is all numbers.
while(*s)
if(!isdigit(*s++))
return 0;
return 1;
}
int IsCharacterValue(char *s)
{
//return value : true if the string is all numbers. if (*c <= ' ' || *c >= 127) return 0;
while(*s)
if(!isalpha(*s++))
return 0;
return 1;
}
int AddressCheck(char *array)
{
int j,x;
char val;
int val_flag=0;
j=strlen(array);
for (x=0; x<j; x++)
{
val=array[x];
{
if (isalpha(val) ||(val)==' ' || (val)=='#' || (val)=='_') // check every character of str
{
val_flag=0;
}
else
{
val_flag=1;
return 1;
}
}
}
return 0;
}
int EmailCheck(char *array)
{
int j,x;
char val;
j=strlen(array);
for (x=0; x<j; x++)
{
val=array[x];
if (val=='@')
return 1;
}
return 0;
}
/** Main function started */
int main()
{
FILE *file_employee;
FILE *file_attendance;
FILE *file_experience;
FILE *file_education;
FILE *file_payment;
char another, choice;
/** structure that represent a employee */
struct employee
{
char employee_name[100];
char employee_city[100];
char employee_mob_no[11];
char employee_email[100];
char employee_address[100];
float basic_salary;
};
struct employee emp_temp; /// structure variable creation
struct employee_attendance
{
int employee_id;
int attend_month;
int attend_year;
int total_office;
int total_attendance;
int total_absent;
};
struct employee_attendance employee_attendance_temp;
struct employee_experience
{
char company_name[200];
char company_location[200];
char position[200];
char responsibilities[1000];
char start_date[200];
char end_date[200];
};
struct employee_experience employee_experience_temp;
struct employee_education
{
char certification[200];
char institute[200];
char pass_year[200];
char result[200];
};
struct employee_education employee_education_temp;
struct employee_payment
{
int employee_id;
int pay_month;
int pay_year;
char pay_date[200];;
int total_payment;
};
struct employee_payment employee_payment_temp;
char file_data[200][200];
char single_line[200];
char search_str[200];
int match_flag=0;
void emp_experience()
{
char another_exp='y';
while (another_exp=='y'||another_exp=='Y')
{
system("cls");
gotoxy(30,1);
printf("\n Employment History ");
file_experience = fopen("file_experience.txt", "a");
fseek(file_experience,0,SEEK_END);
Position11:
printf("\nCompany Name : ");
gets(employee_experience_temp.company_name);
if(!IsCharacterValue(employee_experience_temp.company_name))
{
printf("\nSorry, Input is invalid\n");
goto Position11;
}
Position12:
printf("\nCompany Location : ");
gets(employee_experience_temp.company_location);
if(!IsCharacterValue(employee_experience_temp.company_location))
{
printf("\nSorry, Input is invalid\n");
goto Position12;
}
Position13:
printf("\nPosition Held : ");
gets(employee_experience_temp.position);
if(!IsCharacterValue(employee_experience_temp.position))
{
printf("\nSorry, Input is invalid\n");
goto Position13;
}
printf("\nResponsibilities : ");
gets(employee_experience_temp.responsibilities);
printf("\nFrom Date : ");
gets(employee_experience_temp.start_date);
printf("\nTo Date : ");
gets(employee_experience_temp.end_date);
fprintf(file_experience, "%s,%s,%s,%s,%s,%s\n", employee_experience_temp.company_name,
employee_experience_temp.company_location,
employee_experience_temp.position,employee_experience_temp.responsibilities,
employee_experience_temp.start_date,employee_experience_temp.end_date
); // write to file
fclose(file_experience);
printf("\nAdd Another Employment History (y/n) ");
another_exp=getche();
}
}
void emp_education()
{
char another_education='y';
while (another_education=='y'||another_education=='Y')
{
system("cls");
gotoxy(30,1);
printf("\n Academic Qualification ");
file_education = fopen("file_education.txt", "a");
fseek(file_education,0,SEEK_END);
printf("\nDegree Title : ");
gets(employee_education_temp.certification);
printf("\nInstitute Name : ");
gets(employee_education_temp.institute);
Position21:
printf("\nYear of Passing : ");
gets(employee_education_temp.pass_year);
if(!IsNumberValue(employee_education_temp.pass_year))
{
printf("\nSorry, Input is invalid\n");
goto Position21;
}
printf("\nResult : ");
gets(employee_education_temp.result);
fprintf(file_education, "%s,%s,%s,%s\n", employee_education_temp.certification,employee_education_temp.institute,employee_education_temp.pass_year,employee_education_temp.result
);
fclose(file_education);
printf("\nAdd Another Academic Qualification (y/n) ");
another_education=getche();
}
printf("\nAdd Employment History (y/n) ");
another = getche();
if (another=='y' || another=='Y')
{
emp_experience();
}
}
int employee_id_gen()
{
FILE * file_empid;
int employee_id;
file_empid=fopen("employee_id.txt", "r");
if (!file_empid)
{
fclose(file_empid);
file_empid=fopen("employee_id.txt", "w");
fprintf(file_empid,"100");
employee_id=100;
}
else
{
fscanf(file_empid, "%d", &employee_id);
employee_id ++ ;
fclose(file_empid);
file_empid=fopen("employee_id.txt", "w");
printf("%d", employee_id);
fprintf(file_empid,"%d", employee_id);
}
fclose(file_empid);
return employee_id ;
}
void employee_add()
{
int new_emp_id=100 ;
new_emp_id = employee_id_gen();
system("cls");
file_employee = fopen("file_employee.txt", "a"); /// Open the using append mode to add employee information with existing
/// information.
fseek(file_employee,0,SEEK_END); /// search the file and move cursor to end of the file
gotoxy(30,1);
printf("Employee Details Information \n");
another = 'n';
Position1:
printf("\nEmployee name: ");
gets(emp_temp.employee_name);
if(!IsCharacterValue(emp_temp.employee_name))
{
printf("\nSorry, Input is invalid\n");
goto Position1;
}
Position2:
printf("\nCity: ");
gets(emp_temp.employee_city);
if(!IsCharacterValue(emp_temp.employee_city))
{
printf("\nSorry, Input is invalid\n");
goto Position2;
}
Position3:
printf("\nMobile Number: ");
gets(emp_temp.employee_mob_no);
if(!IsNumberValue(emp_temp.employee_mob_no))
{
printf("\nSorry, Input is invalid\n");
goto Position3;
}
Position4:
printf("\nEmail: ");
gets(emp_temp.employee_email);
if(!EmailCheck(emp_temp.employee_email))
{
printf("\nSorry, Input is invalid\n");
goto Position4;
}
Position5:
printf("\nAddress: ");
gets(emp_temp.employee_address);
if(AddressCheck(emp_temp.employee_address))
{
printf("\nSorry, Input is invalid\n");
goto Position5;
}
printf("\nEmployee Salary: ");
scanf("%f", &emp_temp.basic_salary);
fprintf(file_employee, "%d,%s,%s,%s,%s,%s,%f\n",new_emp_id,emp_temp.employee_name,emp_temp.employee_city,emp_temp.employee_mob_no,emp_temp.employee_email,emp_temp.employee_address,emp_temp.basic_salary);
fclose(file_employee);
printf("\nEmployee Added With ID %d \n",new_emp_id);
printf("\nAdd Academic Qualification (y/n) ");
another = getche();
if (another=='y' || another=='Y')
{
emp_education();
}
}
void employee_list()
{
system("cls");
int c;
FILE *file_employee;
file_employee = fopen("file_employee.txt", "r");
if (file_employee)
{
while ((c = getc(file_employee)) != EOF)
putchar(c);
fclose(file_employee);
}
getch();
}
void employee_search()
{
system("cls");
int c;
FILE *file_employee;
file_employee = fopen("file_employee.txt", "r");
if (file_employee)
{
while ((c = getc(file_employee)) != EOF)
putchar(c);
fclose(file_employee);
}
getch();
}
void emp_attendance()
{
char another_attendance='y';
while (another_attendance=='y'||another_attendance=='Y')
{
system("cls");
file_attendance = fopen("file_attendance.txt", "a");
fseek(file_attendance,0,SEEK_END);
int total_absent=0;
printf("\nEmployee ID : ");
scanf("%i",&employee_attendance_temp.employee_id);
printf("\nMonth : ");
scanf("%i",&employee_attendance_temp.attend_month);
printf("\nYear : ");
scanf("%i",&employee_attendance_temp.attend_year);
printf("\nTotal Office: ");
scanf("%i", &employee_attendance_temp.total_office);
printf("\nTotal Attend : ");
scanf("%i", &employee_attendance_temp.total_attendance);
total_absent=employee_attendance_temp.total_office-employee_attendance_temp.total_attendance;
printf("\nTotal Absent :%i ",total_absent);
fprintf(file_attendance, "%i,%i,%i,%i,%i,%i\n", employee_attendance_temp.employee_id,
employee_attendance_temp.attend_month,
employee_attendance_temp.attend_year,
employee_attendance_temp.total_office,
employee_attendance_temp.total_attendance,
total_absent
); // write to file
fclose(file_attendance);
printf("\nAdd Another Attendance (y/n) ");
another_attendance=getche();
}
}
void emp_payment()
{
char another_payment='y';
while (another_payment=='y'||another_payment=='Y')
{
system("cls");
file_payment = fopen("file_payment.txt", "a");
fseek(file_payment,0,SEEK_END);
int total_absent=0;
printf("\nEmployee ID : ");
scanf("%i",&employee_payment_temp.employee_id);
printf("\nMonth : ");
scanf("%i",&employee_payment_temp.pay_month);
printf("\nYear : ");
scanf("%i",&employee_payment_temp.pay_year);
printf("\nPayment Date : ");
scanf("%s", &employee_payment_temp.pay_date);
printf("\nTotal Payment : ");
scanf("%i", &employee_payment_temp.total_payment);
fprintf(file_payment, "%i,%i,%i,%s,%i\n", employee_payment_temp.employee_id,
employee_payment_temp.pay_month,
employee_payment_temp.pay_year,
employee_payment_temp.pay_date,
employee_payment_temp.total_payment
);
fclose(file_payment);
printf("\nAdd Another Payment (y/n) ");
another_payment=getche();
}
}
void payment_list()
{
system("cls");
int line;
FILE *file_payment;
file_payment = fopen("file_payment.txt", "r");
if (file_payment)
{
while ((line = getc(file_payment)) != EOF) /// Print the information untile End of File.
putchar(line);
fclose(file_payment);
}
getch();
}
int string_comparing(char *array)
{
int i,j,array_length=0,total_str=0;
int search_str_length=0;
char val;
array_length=strlen(array);
search_str_length=strlen(search_str);
match_flag=0;
for (i=0; i<array_length; i++)
{
val=array[i];
total_str=total_str+1;
if (match_flag==1)
{
break;
}
if (val==',')
{
for(j=0; j<search_str_length; j++)
{
if (array[(i-(total_str-1)+j)]==search_str[j])
{
match_flag=1;
}
else
{
match_flag=0;
}
}
total_str=0;
}
}
return 0;
}
void employee_searching()
{
system("cls");
int i=0,n=0;
match_flag=0;
int total_result=0;
FILE *file;
printf("\nEnter Search String : ");
gets(search_str);
file = fopen("file_employee.txt", "r");
while(fgets(file_data[n++],200,file))
{
}
fclose(file);
for (i=0 ; i<n; i++)
{
strcpy(single_line,file_data[i]);
string_comparing(single_line);
if (match_flag==1)
{
printf("%s",single_line);
++total_result;
}
}
if (total_result==0)
{
printf("Result Not Found.");
}
getch();
}
system("cls"); ///clear the console window
gotoxy(30,1);
printf("Please press enter to start the project");
getch(); /// Waiting for pressing enter.
/// infinite loop continues untile the break statement encounter
while(1)
{
system("cls"); ///clear the console window
gotoxy(30,1);
printf("1. Add New Employee");
gotoxy(30,2);
printf("2. List of Employees");
gotoxy(30,3);
printf("3. Employee Attendance");
gotoxy(30,4);
printf("4. Employee Payment");
gotoxy(30,5);
printf("5. Employee Payment List");
gotoxy(30,6);
printf("6. Employee Search");
gotoxy(30,7);
printf("7. Exit");
gotoxy(30,9);
printf("Your Choice: ");
fflush(stdin); /// flush the input buffer
choice = getche(); /// get the input from keyboard
switch(choice)
{
case '1':
employee_add();
break;
case '2':
employee_list();
break;
case '3':
emp_attendance();
break;
case '4':
emp_payment();
break;
case '5':
payment_list();
break;
case '6':
employee_searching();
break;
case '7':
exit(0); /// exit from the program
}
}
return 0;
}
