Project

#include<stdio.h>
#include<string.h>

struct currency
{
    char S1[100];
    float rate;
    int dat;
};


//edit
void edit()
{
    system("CLS");
    FILE *old,*newrec;
    old=fopen("record.txt","a+");
    newrec=fopen("record.txt","a+");

    int test1=0,choice;

    char s1[100],s2[100];
    struct currency rt;
    printf("\n\t<<<<<<<<Welcome To Currency Convertion>>>>>>>>");
    printf("\n\n\tEnter Edit Country Name :");
    scanf("%s",&s1);
    {

        while(fscanf(old,"%s %f",&rt.S1,&rt.rate)!=EOF)
        {
            if(strcmp(rt.S1,s1)==0)
            {
                test1++;
                printf("\n\tCountry :%s\t\t Rate:%.2f",rt.S1,rt.rate);

                printf("\n\nEnter Country New Rate:");
                scanf("%f",&rt.rate);
                printf("\t\t Country :%s   rate= %.2f\n\n",rt.S1,rt.rate);

                fprintf(newrec,"\t%s\t\t%.2f\n",rt.S1,rt.rate);
                printf("Changes saved!");
            }
        }
        }
        fclose(old);
        fclose(newrec);

          if(test1==0)
            printf("\n\tRecord not found!!");

    printf("\n\nEnter 1 to go to the Admin panel and 2 to Edit Again:");
    scanf("%d",&choice);

    if (choice==1)
            admin();
    else if(choice==2)
        edit();


}//edit



//conversion

void convertion()
{
    system("CLS");
    FILE *view;
    int test1=0,test2=0,choice;
    view=fopen("record.txt","r");
    char s1[100],s2[100];
    struct currency rt;
    printf("\n\t<<<<<<<<Welcome To Currency Convertion>>>>>>>>");
    printf("\n\n\tEnter Your First Country Name :");
    scanf("%s",&s1);
    {

        while(fscanf(view,"%s %f",&rt.S1,&rt.rate)!=EOF)
        {
            if(strcmp(rt.S1,s1)==0)
            {
                test1++;
                printf("\n\tCountry :%s\t\t Rate:%.2f",rt.S1,rt.rate);
            }
        }
        fclose(view);
        if(test1==0)
            printf("\n\tRecord not found!!");
    }

    printf("\n\n\tEnter Your Second Country Name :");
    scanf("%s",&s2);
    {

        while(fscanf(view,"%s %f",&rt.S1,&rt.rate)!=EOF)
        {
            if(strcmp(rt.S1,s2)==0)
            {
                test1++;
                printf("\n\tCountry :%s\t\t Rate:%.2f",rt.S1,rt.rate);
            }
        }
        fclose(view);
        if(test1==0)
            printf("\n\tRecord not found!!");
    }





}
//conversion


void search()
{
    system("CLS");
    FILE *view;
    int test=0,choice;
    view=fopen("record.txt","r");
    char s2[100];
    struct currency rt;
    printf("\n\t<<<<<<<<Welcome To Search Option>>>>>>>>");
    printf("\n\n\tEnter Your Country Name :");
    scanf("%s",&s2);

    while(fscanf(view,"%s %f",&rt.S1,&rt.rate)!=EOF)
    {
        if(strcmp(rt.S1,s2)==0)
        {
            test++;
            printf("\n\tCountry :%s\t\t Rate:%.2f",rt.S1,rt.rate);
        }
    }
    fclose(view);
    if(test==0)
        printf("\n\tRecord not found!!");
    printf("\n\nEnter 1 to go to the main menu and 2 to Search Again:");
    scanf("%d",&choice);

    if (choice==1)
        Menu();
    else if(choice==2)
        search();
    else
    {
        printf("\nInvalid!\a");

    }




}


void details()
{

    system("CLS");
    FILE *view;
    view=fopen("record.txt","r");
    int test=0,choice;
    struct currency rt;
    printf("\n\tCountry\t\t\tRate\t\t\t\n");

    while(fscanf(view,"%s %f",&rt.S1,&rt.rate)!=EOF)
    {
        printf("\n\tCountry :%s\t\t Rate:%.2f",rt.S1,rt.rate);
        test++;
    }
    fclose(view);

    if (test==0)
    {
        printf("\nNO RECORDS!!\n");
    }

view_list_invalid:
    printf("\n\nEnter 1 to go to the main menu and 2 to exit:");
    scanf("%d",&choice);

    if (choice==1)
        Menu();
    else if(choice==2)
        admin();
    else
    {
        printf("\nInvalid!\a");

    }
}

void add()
{
    system("CLS");
    FILE *currency;

    int add,i,choice;

    currency = fopen("record.txt","a+");
    printf("\n\t\t\t<<<<<<<<< ADD CURRENCY DATA >>>>>>>>>\n\n");

    printf("Enter How Many Country You Want To Add :");
    scanf("%d",&add);
    struct currency rt;
    for(i=1; i<=add; i++)
    {
        printf("%d.Enter Your Country :",i);
        scanf("%s",&rt.S1);
        printf("%d Enter Your Country Rate:",i);
        scanf("%f",&rt.rate);
        printf("\t%d. Country :%s   rate= %.2f\n\n",i,rt.S1,rt.rate);

        fprintf(currency,"%s\t\t%.2f\n",rt.S1,rt.rate);
    }
    printf("\nFile is written successfully");
    fclose(currency);
    printf("\n\t\t\t<<<<<< Country added successfully!>>>>>>>");
    printf("\n\n\t\t Enter 1 to go to the Admin Panel and 2 to exit:");
    scanf("%d",&choice);
    switch(choice)
    {
    case 1:
        admin();
        break;
    case 2:
        Menu();
        break;
    }

}


void admin()
{
    system("CLS");
    int choice;
    printf("\n\t<<<<<<<<Currency Conversion Program>>>>>>>>>>>>\n");
    printf("\n\t  <<<<<<<<Welcome To Admin Panel>>>>>>>>>>>>\n\n");
    printf("\t  1) Add Country Information\n");
    printf("\t  2) Edit Country Information\n");
    printf("\t  3) Show Currency Details\n");
    printf("\t  4) Search Country\n");
    printf("\t  5) Exit\n");


    printf("\n\t Enter Your Choice (1-6):");
    scanf("%d",&choice);
    switch(choice)
    {
    case 1:
        add();
        break;
    case 2:
        edit();
        break;
    case 3:
        details();
        break;
    case 4:
        search();
        break;
    case 5:
        Menu();
        break;
    default:
        printf("Invalid Input!!! Input Again...\n");

        admin();

    }


}
void user()
{
    system("CLS");
    int choice;
    printf("\n\t<<<<<<<<Currency Conversion Program>>>>>>>>>>>>\n");
    printf("\n\t  <<<<<<<<Welcome To User Panel>>>>>>>>>>>>\n\n\n");
    printf("\t  1) Search Country\n");
    printf("\t  2) Currency Convertion\n");
    printf("\t  3) Show Currency Details\n");
    printf("\t  4) Exit\n");



    printf("\n\t Enter Your Choice (1-4):");
    scanf("%d",&choice);
    switch(choice)
    {
    case 1:
        search();
        break;
    case 2:
        convertion();
        break;
    case 3:
        details();
        break;
    case 4:
        Menu();
        break;

    default:
        printf("Invalid Input!!! Input Again...\n");

        user();

    }


}
int main()
{
    Menu();
    return 0;
}
void Menu()
{
    system("CLS");
    int choice;

    printf("\n\t<<<<<<<<Currency Conversion Program>>>>>>>>>>>>\n\n");

    printf("\t  <<<<<<<<Welcome To Main Menu>>>>>>>>>>>\n\n");
    printf("\t  1) Admin Login\n");
    printf("\t  2) User \n");
    printf("\n\t Enter Your Choice (1 or 2):");
    scanf("%d",&choice);
    switch(choice)
    {
    case 1:
        pass();
        admin();
        break;
    case 2:
        user();
        break;
    default:
        printf("Invalid Input!!! Input Again...\n");
        Menu();

    }
    return 0;
}
int pass(void)
{
    int a=0,i=0;
    char uname[10],c=' ';
    char pword[10],code[10];
    char user[10]="saad";
    char pass[10]="207661";
    do
    {
        system("cls");

        printf("\n  ************************** ADMIN LOGIN FORM  **************************  ");
        printf("\n\n                       ENTER USERNAME:-");
        scanf("%s", &uname);
        printf("\n\n                       ENTER PASSWORD:-");
        while(i<10)
        {
            pword[i]=getch();
            c=pword[i];
            if(c==13)
                break;
            else
                printf("*");
            i++;
        }
        pword[i]='\0';

        i=0;

        if(strcmp(uname,user)==0 && strcmp(pword,pass)==0)
        {
            printf("  \n\n\n     <<<<<<<<< WELCOME !!!! LOGIN IS SUCCESSFUL >>>>>>>>>\n\n\n");
            system("PAUSE");
            break;
        }
        else
        {
            printf("\n        <<<<<<<<<SORRY !!!!  LOGIN IS UNSUCESSFUL>>>>>>>>> \n\n");
            a++;
            if (a==3)
            {
                printf("\nSorry you have entered the wrong username or password for three times!!!");

                Menu();

            }

            system("PAUSE");



        }
    }
    while(a<=2);

}