#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <curl/curl.h>
#define BASE_CURRENCY "USD"
// Define the allowed expense categories
const char *allowedCategories[] = {
"Housing", "Transportation", "Food", "Healthcare", "Utilities", "Debt",
"Personal Care", "Entertainment", "Insurance", "Education", "Savings/Investments",
"Clothing", "Charity", "Travel", "Miscellaneous"
};
// Function prototypes
void displayExpensesAndTotal
(FILE *file);void displayExpensesPerMonthAndTotal
(FILE *file);void editExpense
(FILE *file, const char
*filename
);void deleteExpense
(FILE *file, const char
*filename
);void displayCategories();
size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data);
double getExchangeRate(const char *from, const char *to);
int main() {
char first_name[50], last_name[50];
printf("Enter your first and last name: "); scanf("%s %s", first_name, last_name);
// Create a file with the user's name to store expenses or open existing file if it exists
char filename[150]; // Assuming a maximum length of 150 characters for the filename
sprintf(filename
, "%s_%s_expenses.txt", first_name
, last_name
);
int choice;
do {
printf("\nCurrent User: %s %s\n", first_name
, last_name
); printf("Expense Tracker Menu\n"); printf("2. Display Expenses and Total\n"); printf("3. Display Expenses per Month and Total\n"); printf("5. Delete Expense\n"); printf("6. Categorize Spending\n"); printf("Enter your choice: "); scanf("%d", &choice);
printf("Error opening file!\n"); return 1;
}
switch (choice) {
case 1:
break;
case 2:
displayExpensesAndTotal
(file); break;
case 3:
displayExpensesPerMonthAndTotal
(file); break;
case 4:
editExpense
(file, filename
); break;
case 5:
deleteExpense
(file, filename
); break;
case 6:
categorizeSpending
(file); break;
case 7:
break;
case 8:
break;
default:
printf("Invalid choice! Please try again.\n"); }
} while (choice != 8);
return 0;
}
printf("Available Expense Categories:\n"); displayCategories();
char category[50];
float amount;
char currency[4]; // Assuming currency code is 3 characters long
int categoryNum;
// Input validation for category number
while (true) {
printf("Enter category number: "); if (scanf
("%d", &categoryNum
) != 1 || categoryNum
< 1 || categoryNum
> sizeof(allowedCategories
) / sizeof(allowedCategories
[0])) { printf("Invalid category number! Please choose a valid category number.\n"); // Clear input buffer
while (getchar() != '\n');
} else {
strcpy(category, allowedCategories[categoryNum - 1]);
break;
}
}
// Input validation for amount
while (true) {
if (scanf("%f", &amount) == 1 && amount > 0.0f)
break;
else {
printf("Invalid input! Please enter a valid amount greater than 0.\n"); // Clear input buffer
while (getchar() != '\n');
}
}
// Input validation for date format (DD-MM-YYYY)
char dateInput[11]; // Assuming maximum length of the date input is 10 characters (including null terminator)
while (true) {
printf("Enter date (DD-MM-YYYY): "); if (scanf("%10s", dateInput) != 1) {
printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n"); // Clear input buffer
while (getchar() != '\n');
continue;
}
// Parse date input into day, month, and year components
int day, month, year;
if (sscanf(dateInput
, "%d-%d-%d", &day
, &month
, &year
) != 3) { printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n"); continue;
}
// Validate day, month, and year ranges
if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
printf("Invalid date! Please enter a valid date.\n"); continue;
}
// Date input is valid
break;
}
// Input currency code
printf("Enter currency code (e.g., USD, EUR): "); scanf("%s", currency);
// Convert currency to base currency (USD)
double exchangeRate = getExchangeRate(currency, BASE_CURRENCY);
if (exchangeRate < 0) {
fprintf(stderr
, "Failed to get exchange rate for %s to %s\n", currency
, BASE_CURRENCY
); return;
}
// Convert amount to base currency
amount *= exchangeRate;
// Save expense to file
printf("Expense added successfully!\n"); }
void displayExpensesAndTotal
(FILE *file) { rewind(file); // Move file pointer to the beginning char category[50];
float amount;
char currency[4];
float total = 0.0f;
int expenseCount = 0;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) != 4) { printf("No expenses recorded.\n"); return;
}
printf("Index Category Amount Currency Date\n"); do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", ++expenseCount
, category
, amount
, currency
, date); total += amount;
} while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4);
printf("\nTotal Expenses: $%.2f\n", total
); }
void displayExpensesPerMonthAndTotal
(FILE *file) { rewind(file); // Move file pointer to the beginning char category[50];
float amount;
char currency[4];
float total = 0.0f;
// Buffer to store month and year in MM-YYYY format
char inputMonthYear[8];
printf("Enter month and year (MM-YYYY): "); scanf("%s", inputMonthYear);
bool foundExpenses = false;
while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4) { // Extract month and year from the date
char expenseMonthYear[8];
strncpy
(expenseMonthYear
, date + 3, 7); // Extract MM-YYYY from DD-MM-YYYY expenseMonthYear[7] = '\0';
// Check if the extracted month and year match the user-provided input
if (strcmp(expenseMonthYear
, inputMonthYear
) == 0) { if (!foundExpenses) {
printf("Category\tAmount\tCurrency\tDate\n"); foundExpenses = true;
}
printf("%-15s%.2f\t%-3s\t%s\n", category
, amount
, currency
, date); total += amount;
}
}
if (!foundExpenses) {
printf("No expenses for %s\n", inputMonthYear
); return;
}
printf("\nTotal Expenses for %s: $%.2f\n", inputMonthYear
, total
); }
void editExpense
(FILE *file, const char
*filename
) { // Display current expenses
printf("Current Expenses:\n");
// Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
int currentIndex = 1;
bool found = false;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) != 4) { printf("No expenses recorded.\n"); return;
}
printf("Index Category Amount Currency Date\n"); do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex
, category
, amount
, currency
, date); currentIndex++;
} while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4);
int index;
printf("Enter the index of the expense you want to edit: "); scanf("%d", &index);
// Move file pointer to the beginning
// Create a temporary file to store updated data
char tempFilename[150];
sprintf(tempFilename
, "temp_%s", filename
); if (tempFile == NULL) {
printf("Error creating temporary file!\n"); return;
}
currentIndex = 1;
char dateInput[11]; // Moved the declaration outside the switch statement
while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4) { if (currentIndex == index) {
// Editing logic here
printf("What do you want to edit?\n"); int editChoice;
printf("Enter your choice: "); scanf("%d", &editChoice);
switch (editChoice) {
case 1:
// Edit category
printf("Choose a new category:\n"); displayCategories();
int categoryNum;
// Input validation for category number
while (true) {
printf("Enter category number: "); if (scanf
("%d", &categoryNum
) != 1 || categoryNum
< 1 || categoryNum
> sizeof(allowedCategories
) / sizeof(allowedCategories
[0])) { printf("Invalid category number! Please choose a valid category number.\n"); // Clear input buffer
while (getchar() != '\n');
} else {
strcpy(category, allowedCategories[categoryNum - 1]);
break;
}
}
break;
case 2:
// Edit amount
while (true) {
if (scanf("%f", &amount) == 1 && amount > 0.0f)
break;
else {
printf("Invalid input! Please enter a valid amount greater than 0.\n"); // Clear input buffer
while (getchar() != '\n');
}
}
break;
case 3:
// Edit date
while (true) {
printf("Enter new date (DD-MM-YYYY): "); if (scanf("%10s", dateInput) != 1) {
printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n"); // Clear input buffer
while (getchar() != '\n');
continue;
}
// Parse date input into day, month, and year components
int day, month, year;
if (sscanf(dateInput
, "%d-%d-%d", &day
, &month
, &year
) != 3) { printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n"); continue;
}
// Validate day, month, and year ranges
if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
printf("Invalid date! Please enter a valid date.\n"); continue;
}
// Date input is valid
break;
}
break;
default:
printf("Invalid choice! Please try again.\n"); }
}
fprintf(tempFile
, "%s %.2f %s %s\n", category
, amount
, currency
, date); currentIndex++;
}
// Remove the old file
remove(filename);
// Rename the temporary file to the original filename
rename(tempFilename
, filename
);
// Reopen the file for further operations
printf("Error reopening file!\n"); return;
}
printf("Expense edited successfully!\n"); }
void deleteExpense
(FILE *file, const char
*filename
) { // Display current expenses
printf("Current Expenses:\n");
// Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
int currentIndex = 1;
bool found = false;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) != 4) { printf("No expenses recorded.\n"); return;
}
printf("Index Category Amount Currency Date\n"); do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex
, category
, amount
, currency
, date); currentIndex++;
} while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4);
int index;
printf("Enter the index of the expense you want to delete: "); scanf("%d", &index);
// Move file pointer to the beginning
// Create a temporary file to store updated data
char tempFilename[150];
sprintf(tempFilename
, "temp_%s", filename
); if (tempFile == NULL) {
printf("Error creating temporary file!\n"); return;
}
currentIndex = 1;
while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4) { if (currentIndex != index)
fprintf(tempFile
, "%s %.2f %s %s\n", category
, amount
, currency
, date); else
found = true;
currentIndex++;
}
if (!found) {
printf("Expense not found!\n"); remove(tempFilename); // Delete temporary file
return;
}
// Remove the old file
remove(filename);
// Rename the temporary file to the original filename
rename(tempFilename
, filename
);
// Reopen the file for further operations
printf("Error reopening file!\n"); return;
}
printf("Expense deleted successfully!\n"); }
void displayCategories() {
int i;
for (i
= 0; i
< sizeof(allowedCategories
) / sizeof(allowedCategories
[0]); i
++) { printf("%d. %s\n", i
+ 1, allowedCategories
[i
]); }
}
rewind(file); // Move file pointer to the beginning char category[50];
float amount;
char currency[4];
float categoryTotal
[sizeof(allowedCategories
) / sizeof(allowedCategories
[0])] = {0};
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) != 4) { printf("No expenses recorded.\n"); return;
}
// Iterate through expenses and calculate total spending per category
do {
for (int i
= 0; i
< sizeof(allowedCategories
) / sizeof(allowedCategories
[0]); i
++) { if (strcmp(category
, allowedCategories
[i
]) == 0) { categoryTotal[i] += amount;
break;
}
}
} while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4);
// Display total spending per category
printf("Category\tTotal Spending\n"); for (int i
= 0; i
< sizeof(allowedCategories
) / sizeof(allowedCategories
[0]); i
++) { printf("%s\t%.2f\n", allowedCategories
[i
], categoryTotal
[i
]); }
}
rewind(file); // Move file pointer to the beginning char category[50];
float amount;
char currency[4];
float total = 0.0f;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) != 4) { printf("No expenses recorded.\n"); return;
}
// Calculate total spending
do {
total += amount;
} while (fscanf(file, "%s %f %s %s", category
, &amount
, currency
, date) == 4);
float budget;
printf("Enter your budget: "); scanf("%f", &budget);
printf("Total spending: $%.2f\n", total
); printf("Budget: $%.2f\n", budget
);
if (total > budget) {
printf("You have exceeded your budget.\n"); } else {
printf("You are within your budget.\n"); }
}
size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data) {
strcat(data, ptr);
return size * nmemb;
}
double getExchangeRate(const char *from, const char *to) {
// API request URL for fetching exchange rates
char url[100] = "https://o...content-available-to-author-only...i.com/v6/latest/";
strcat(url, from);
strcat(url, "?symbols=");
strcat(url, to);
// Initialize CURL
CURL *curl = curl_easy_init();
if (!curl) {
fprintf(stderr
, "Failed to initialize CURL\n"); return -1.0;
}
// Data buffer to store API response
char data[100];
data[0] = '\0';
// Set CURL options
curl_easy_setopt(curl, CURLOPT_URL, url);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, data);
// Perform the request
CURLcode res = curl_easy_perform(curl);
if (res != CURLE_OK) {
fprintf(stderr
, "Failed to perform CURL request: %s\n", curl_easy_strerror
(res
)); curl_easy_cleanup(curl);
return -1.0;
}
// Cleanup CURL
curl_easy_cleanup(curl);
// Parse the JSON response to get the exchange rate
if (!ptr) {
fprintf(stderr
, "Failed to parse JSON response\n"); return -1.0;
}
ptr
+= strlen(to
) + 3; // Move pointer to the exchange rate value return atof(ptr);
}
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <curl/curl.h>

#define BASE_CURRENCY "USD"

// Define the allowed expense categories
const char *allowedCategories[] = {
    "Housing", "Transportation", "Food", "Healthcare", "Utilities", "Debt", 
    "Personal Care", "Entertainment", "Insurance", "Education", "Savings/Investments", 
    "Clothing", "Charity", "Travel", "Miscellaneous"
};

// Function prototypes
void addExpense(FILE *file);
void displayExpensesAndTotal(FILE *file);
void displayExpensesPerMonthAndTotal(FILE *file);
void editExpense(FILE *file, const char *filename);
void deleteExpense(FILE *file, const char *filename);
void displayCategories();
void categorizeSpending(FILE *file);
void trackBudget(FILE *file);
size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data);
double getExchangeRate(const char *from, const char *to);

int main() {
    char first_name[50], last_name[50];
    printf("Enter your first and last name: ");
    scanf("%s %s", first_name, last_name);

    // Create a file with the user's name to store expenses or open existing file if it exists
    char filename[150]; // Assuming a maximum length of 150 characters for the filename
    sprintf(filename, "%s_%s_expenses.txt", first_name, last_name);

    int choice;

    do {
        printf("\nCurrent User: %s %s\n", first_name, last_name);
        printf("Expense Tracker Menu\n");
        printf("1. Add Expense\n");
        printf("2. Display Expenses and Total\n");
        printf("3. Display Expenses per Month and Total\n");
        printf("4. Edit Expense\n");
        printf("5. Delete Expense\n");
        printf("6. Categorize Spending\n");
        printf("7. Track Budget\n");
        printf("8. Exit\n");
        printf("Enter your choice: ");
        scanf("%d", &choice);

        FILE *file = fopen(filename, "a+");
        if (file == NULL) {
            printf("Error opening file!\n");
            return 1;
        }

        switch (choice) {
            case 1:
                addExpense(file);
                fclose(file);
                break;
            case 2:
                displayExpensesAndTotal(file);
                fclose(file);
                break;
            case 3:
                displayExpensesPerMonthAndTotal(file);
                fclose(file);
                break;
            case 4:
                editExpense(file, filename);
                break;
            case 5:
                deleteExpense(file, filename);
                break;
            case 6:
                categorizeSpending(file);
                fclose(file);
                break;
            case 7:
                trackBudget(file);
                fclose(file);
                break;
            case 8:
                printf("Exiting...\n");
                fclose(file); // Close the file before exiting
                break;
            default:
                printf("Invalid choice! Please try again.\n");
        }
    } while (choice != 8);

    return 0;
}

void addExpense(FILE *file) {
    printf("Available Expense Categories:\n");
    displayCategories();
    
    char category[50];
    float amount;
    char date[20];
    char currency[4]; // Assuming currency code is 3 characters long
    
    int categoryNum;
    // Input validation for category number
    while (true) {
        printf("Enter category number: ");
        if (scanf("%d", &categoryNum) != 1 || categoryNum < 1 || categoryNum > sizeof(allowedCategories) / sizeof(allowedCategories[0])) {
            printf("Invalid category number! Please choose a valid category number.\n");
            // Clear input buffer
            while (getchar() != '\n');
        } else {
            strcpy(category, allowedCategories[categoryNum - 1]);
            break;
        }
    }

    // Input validation for amount
    while (true) {
        printf("Enter amount: ");
        if (scanf("%f", &amount) == 1 && amount > 0.0f)
            break;
        else {
            printf("Invalid input! Please enter a valid amount greater than 0.\n");
            // Clear input buffer
            while (getchar() != '\n');
        }
    }

    // Input validation for date format (DD-MM-YYYY)
    char dateInput[11]; // Assuming maximum length of the date input is 10 characters (including null terminator)
    while (true) {
        printf("Enter date (DD-MM-YYYY): ");
        if (scanf("%10s", dateInput) != 1) {
            printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n");
            // Clear input buffer
            while (getchar() != '\n');
            continue;
        }

        // Parse date input into day, month, and year components
        int day, month, year;
        if (sscanf(dateInput, "%d-%d-%d", &day, &month, &year) != 3) {
            printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n");
            continue;
        }

        // Validate day, month, and year ranges
        if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
            printf("Invalid date! Please enter a valid date.\n");
            continue;
        }

        // Date input is valid
        sprintf(date, "%02d-%02d-%04d", day, month, year);
        break;
    }
    
    // Input currency code
    printf("Enter currency code (e.g., USD, EUR): ");
    scanf("%s", currency);

    // Convert currency to base currency (USD)
    double exchangeRate = getExchangeRate(currency, BASE_CURRENCY);
    if (exchangeRate < 0) {
        fprintf(stderr, "Failed to get exchange rate for %s to %s\n", currency, BASE_CURRENCY);
        return;
    }

    // Convert amount to base currency
    amount *= exchangeRate;

    // Save expense to file
    fprintf(file, "%s %.2f %s %s\n", category, amount, BASE_CURRENCY, date);
    printf("Expense added successfully!\n");
}

void displayExpensesAndTotal(FILE *file) {
    rewind(file); // Move file pointer to the beginning
    char category[50];
    float amount;
    char currency[4];
    char date[20];
    float total = 0.0f;
    int expenseCount = 0;

    // Check if there are any expenses in the file
    if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
        printf("No expenses recorded.\n");
        return;
    }

    printf("Index   Category        Amount  Currency    Date\n");
    do {
        printf("%d\t%-15s%.2f\t%-3s\t%s\n", ++expenseCount, category, amount, currency, date);
        total += amount;
    } while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);

    printf("\nTotal Expenses: $%.2f\n", total);
}

void displayExpensesPerMonthAndTotal(FILE *file) {
    rewind(file); // Move file pointer to the beginning
    char category[50];
    float amount;
    char currency[4];
    char date[20];
    float total = 0.0f;

    // Buffer to store month and year in MM-YYYY format
    char inputMonthYear[8];

    printf("Enter month and year (MM-YYYY): ");
    scanf("%s", inputMonthYear);

    bool foundExpenses = false;

    while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
        // Extract month and year from the date
        char expenseMonthYear[8];
        strncpy(expenseMonthYear, date + 3, 7); // Extract MM-YYYY from DD-MM-YYYY
        expenseMonthYear[7] = '\0';

        // Check if the extracted month and year match the user-provided input
        if (strcmp(expenseMonthYear, inputMonthYear) == 0) {
            if (!foundExpenses) {
                printf("Category\tAmount\tCurrency\tDate\n");
                foundExpenses = true;
            }
            printf("%-15s%.2f\t%-3s\t%s\n", category, amount, currency, date);
            total += amount;
        }
    }

    if (!foundExpenses) {
        printf("No expenses for %s\n", inputMonthYear);
        return;
    }

    printf("\nTotal Expenses for %s: $%.2f\n", inputMonthYear, total);
}

void editExpense(FILE *file, const char *filename) {
    // Display current expenses
    printf("Current Expenses:\n");

    // Move file pointer to the beginning
    rewind(file);

    char category[50];
    float amount;
    char currency[4];
    char date[20];
    int currentIndex = 1;
    bool found = false;

    // Check if there are any expenses in the file
    if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
        printf("No expenses recorded.\n");
        return;
    }

    printf("Index   Category        Amount  Currency    Date\n");
    do {
        printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex, category, amount, currency, date);
        currentIndex++;
    } while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);

    int index;
    printf("Enter the index of the expense you want to edit: ");
    scanf("%d", &index);

    // Move file pointer to the beginning
    rewind(file);

    // Create a temporary file to store updated data
    char tempFilename[150];
    sprintf(tempFilename, "temp_%s", filename);
    FILE *tempFile = fopen(tempFilename, "w+");
    if (tempFile == NULL) {
        printf("Error creating temporary file!\n");
        return;
    }

    currentIndex = 1;
    char dateInput[11]; // Moved the declaration outside the switch statement
    while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
        if (currentIndex == index) {
            // Editing logic here
            printf("What do you want to edit?\n");
            printf("1. Category\n");
            printf("2. Amount\n");
            printf("3. Date\n");
            int editChoice;
            printf("Enter your choice: ");
            scanf("%d", &editChoice);

            switch (editChoice) {
                case 1:
                    // Edit category
                    printf("Choose a new category:\n");
                    displayCategories();
                    int categoryNum;
                    // Input validation for category number
                    while (true) {
                        printf("Enter category number: ");
                        if (scanf("%d", &categoryNum) != 1 || categoryNum < 1 || categoryNum > sizeof(allowedCategories) / sizeof(allowedCategories[0])) {
                            printf("Invalid category number! Please choose a valid category number.\n");
                            // Clear input buffer
                            while (getchar() != '\n');
                        } else {
                            strcpy(category, allowedCategories[categoryNum - 1]);
                            break;
                        }
                    }
                    break;
                case 2:
                    // Edit amount
                    printf("Enter new amount: ");
                    while (true) {
                        if (scanf("%f", &amount) == 1 && amount > 0.0f)
                            break;
                        else {
                            printf("Invalid input! Please enter a valid amount greater than 0.\n");
                            // Clear input buffer
                            while (getchar() != '\n');
                        }
                    }
                    break;
                case 3:
                    // Edit date
                    while (true) {
                        printf("Enter new date (DD-MM-YYYY): ");
                        if (scanf("%10s", dateInput) != 1) {
                            printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n");
                            // Clear input buffer
                            while (getchar() != '\n');
                            continue;
                        }

                        // Parse date input into day, month, and year components
                        int day, month, year;
                        if (sscanf(dateInput, "%d-%d-%d", &day, &month, &year) != 3) {
                            printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n");
                            continue;
                        }

                        // Validate day, month, and year ranges
                        if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
                            printf("Invalid date! Please enter a valid date.\n");
                            continue;
                        }

                        // Date input is valid
                        sprintf(date, "%02d-%02d-%04d", day, month, year);
                        break;
                    }
                    break;
                default:
                    printf("Invalid choice! Please try again.\n");
            }
        }
        fprintf(tempFile, "%s %.2f %s %s\n", category, amount, currency, date);
        currentIndex++;
    }

    fclose(file);
    fclose(tempFile);

    // Remove the old file
    remove(filename);

    // Rename the temporary file to the original filename
    rename(tempFilename, filename);

    // Reopen the file for further operations
    file = fopen(filename, "r+");
    if (file == NULL) {
        printf("Error reopening file!\n");
        return;
    }

    printf("Expense edited successfully!\n");
}

void deleteExpense(FILE *file, const char *filename) {
    // Display current expenses
    printf("Current Expenses:\n");

    // Move file pointer to the beginning
    rewind(file);

    char category[50];
    float amount;
    char currency[4];
    char date[20];
    int currentIndex = 1;
    bool found = false;

    // Check if there are any expenses in the file
    if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
        printf("No expenses recorded.\n");
        return;
    }

    printf("Index   Category        Amount  Currency    Date\n");
    do {
        printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex, category, amount, currency, date);
        currentIndex++;
    } while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);

    int index;
    printf("Enter the index of the expense you want to delete: ");
    scanf("%d", &index);

    // Move file pointer to the beginning
    rewind(file);

    // Create a temporary file to store updated data
    char tempFilename[150];
    sprintf(tempFilename, "temp_%s", filename);
    FILE *tempFile = fopen(tempFilename, "w+");
    if (tempFile == NULL) {
        printf("Error creating temporary file!\n");
        return;
    }

    currentIndex = 1;
    while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
        if (currentIndex != index)
            fprintf(tempFile, "%s %.2f %s %s\n", category, amount, currency, date);
        else
            found = true;
        currentIndex++;
    }

    fclose(file);
    fclose(tempFile);

    if (!found) {
        printf("Expense not found!\n");
        remove(tempFilename); // Delete temporary file
        return;
    }

    // Remove the old file
    remove(filename);

    // Rename the temporary file to the original filename
    rename(tempFilename, filename);

    // Reopen the file for further operations
    file = fopen(filename, "r+");
    if (file == NULL) {
        printf("Error reopening file!\n");
        return;
    }

    printf("Expense deleted successfully!\n");
}

void displayCategories() {
    int i;
    for (i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
        printf("%d. %s\n", i + 1, allowedCategories[i]);
    }
}

void categorizeSpending(FILE *file) {
    rewind(file); // Move file pointer to the beginning
    char category[50];
    float amount;
    char currency[4];
    char date[20];
    float categoryTotal[sizeof(allowedCategories) / sizeof(allowedCategories[0])] = {0};

    // Check if there are any expenses in the file
    if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
        printf("No expenses recorded.\n");
        return;
    }

    // Iterate through expenses and calculate total spending per category
    do {
        for (int i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
            if (strcmp(category, allowedCategories[i]) == 0) {
                categoryTotal[i] += amount;
                break;
            }
        }
    } while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);

    // Display total spending per category
    printf("Category\tTotal Spending\n");
    for (int i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
        printf("%s\t%.2f\n", allowedCategories[i], categoryTotal[i]);
    }
}

void trackBudget(FILE *file) {
    rewind(file); // Move file pointer to the beginning
    char category[50];
    float amount;
    char currency[4];
    char date[20];
    float total = 0.0f;

    // Check if there are any expenses in the file
    if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
        printf("No expenses recorded.\n");
        return;
    }

    // Calculate total spending
    do {
        total += amount;
    } while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);

    float budget;
    printf("Enter your budget: ");
    scanf("%f", &budget);

    printf("Total spending: $%.2f\n", total);
    printf("Budget: $%.2f\n", budget);

    if (total > budget) {
        printf("You have exceeded your budget.\n");
    } else {
        printf("You are within your budget.\n");
    }
}

size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data) {
    strcat(data, ptr);
    return size * nmemb;
}

double getExchangeRate(const char *from, const char *to) {
    // API request URL for fetching exchange rates
    char url[100] = "https://o...content-available-to-author-only...i.com/v6/latest/";
    strcat(url, from);
    strcat(url, "?symbols=");
    strcat(url, to);

    // Initialize CURL
    CURL *curl = curl_easy_init();
    if (!curl) {
        fprintf(stderr, "Failed to initialize CURL\n");
        return -1.0;
    }

    // Data buffer to store API response
    char data[100];
    data[0] = '\0';

    // Set CURL options
    curl_easy_setopt(curl, CURLOPT_URL, url);
    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
    curl_easy_setopt(curl, CURLOPT_WRITEDATA, data);

    // Perform the request
    CURLcode res = curl_easy_perform(curl);
    if (res != CURLE_OK) {
        fprintf(stderr, "Failed to perform CURL request: %s\n", curl_easy_strerror(res));
        curl_easy_cleanup(curl);
        return -1.0;
    }

    // Cleanup CURL
    curl_easy_cleanup(curl);

    // Parse the JSON response to get the exchange rate
    char *ptr = strstr(data, to);
    if (!ptr) {
        fprintf(stderr, "Failed to parse JSON response\n");
        return -1.0;
    }
    ptr += strlen(to) + 3; // Move pointer to the exchange rate value
    return atof(ptr);
}

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <curl/curl.h>
#define BASE_CURRENCY "USD"
// Define the allowed expense categories
const char *allowedCategories[] = {
"Housing", "Transportation", "Food", "Healthcare", "Utilities", "Debt",
"Personal Care", "Entertainment", "Insurance", "Education", "Savings/Investments",
"Clothing", "Charity", "Travel", "Miscellaneous"
};
// Function prototypes
void addExpense(FILE *file);
void displayExpensesAndTotal(FILE *file);
void displayExpensesPerMonthAndTotal(FILE *file);
void editExpense(FILE *file, const char *filename);
void deleteExpense(FILE *file, const char *filename);
void displayCategories();
void categorizeSpending(FILE *file);
void trackBudget(FILE *file);
size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data);
double getExchangeRate(const char *from, const char *to);
int main() {
char first_name[50], last_name[50];
printf("Enter your first and last name: ");
scanf("%s %s", first_name, last_name);
// Create a file with the user's name to store expenses or open existing file if it exists
char filename[150]; // Assuming a maximum length of 150 characters for the filename
sprintf(filename, "%s_%s_expenses.txt", first_name, last_name);
int choice;
do {
printf("\nCurrent User: %s %s\n", first_name, last_name);
printf("Expense Tracker Menu\n");
printf("1. Add Expense\n");
printf("2. Display Expenses and Total\n");
printf("3. Display Expenses per Month and Total\n");
printf("4. Edit Expense\n");
printf("5. Delete Expense\n");
printf("6. Categorize Spending\n");
printf("7. Track Budget\n");
printf("8. Exit\n");
printf("Enter your choice: ");
scanf("%d", &choice);
FILE *file = fopen(filename, "a+");
if (file == NULL) {
printf("Error opening file!\n");
return 1;
}
switch (choice) {
case 1:
addExpense(file);
fclose(file);
break;
case 2:
displayExpensesAndTotal(file);
fclose(file);
break;
case 3:
displayExpensesPerMonthAndTotal(file);
fclose(file);
break;
case 4:
editExpense(file, filename);
break;
case 5:
deleteExpense(file, filename);
break;
case 6:
categorizeSpending(file);
fclose(file);
break;
case 7:
trackBudget(file);
fclose(file);
break;
case 8:
printf("Exiting...\n");
fclose(file); // Close the file before exiting
break;
default:
printf("Invalid choice! Please try again.\n");
}
} while (choice != 8);
return 0;
}
void addExpense(FILE *file) {
printf("Available Expense Categories:\n");
displayCategories();
char category[50];
float amount;
char date[20];
char currency[4]; // Assuming currency code is 3 characters long
int categoryNum;
// Input validation for category number
while (true) {
printf("Enter category number: ");
if (scanf("%d", &categoryNum) != 1 || categoryNum < 1 || categoryNum > sizeof(allowedCategories) / sizeof(allowedCategories[0])) {
printf("Invalid category number! Please choose a valid category number.\n");
// Clear input buffer
while (getchar() != '\n');
} else {
strcpy(category, allowedCategories[categoryNum - 1]);
break;
}
}
// Input validation for amount
while (true) {
printf("Enter amount: ");
if (scanf("%f", &amount) == 1 && amount > 0.0f)
break;
else {
printf("Invalid input! Please enter a valid amount greater than 0.\n");
// Clear input buffer
while (getchar() != '\n');
}
}
// Input validation for date format (DD-MM-YYYY)
char dateInput[11]; // Assuming maximum length of the date input is 10 characters (including null terminator)
while (true) {
printf("Enter date (DD-MM-YYYY): ");
if (scanf("%10s", dateInput) != 1) {
printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n");
// Clear input buffer
while (getchar() != '\n');
continue;
}
// Parse date input into day, month, and year components
int day, month, year;
if (sscanf(dateInput, "%d-%d-%d", &day, &month, &year) != 3) {
printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n");
continue;
}
// Validate day, month, and year ranges
if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
printf("Invalid date! Please enter a valid date.\n");
continue;
}
// Date input is valid
sprintf(date, "%02d-%02d-%04d", day, month, year);
break;
}
// Input currency code
printf("Enter currency code (e.g., USD, EUR): ");
scanf("%s", currency);
// Convert currency to base currency (USD)
double exchangeRate = getExchangeRate(currency, BASE_CURRENCY);
if (exchangeRate < 0) {
fprintf(stderr, "Failed to get exchange rate for %s to %s\n", currency, BASE_CURRENCY);
return;
}
// Convert amount to base currency
amount *= exchangeRate;
// Save expense to file
fprintf(file, "%s %.2f %s %s\n", category, amount, BASE_CURRENCY, date);
printf("Expense added successfully!\n");
}
void displayExpensesAndTotal(FILE *file) {
rewind(file); // Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
char date[20];
float total = 0.0f;
int expenseCount = 0;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
printf("No expenses recorded.\n");
return;
}
printf("Index Category Amount Currency Date\n");
do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", ++expenseCount, category, amount, currency, date);
total += amount;
} while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);
printf("\nTotal Expenses: $%.2f\n", total);
}
void displayExpensesPerMonthAndTotal(FILE *file) {
rewind(file); // Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
char date[20];
float total = 0.0f;
// Buffer to store month and year in MM-YYYY format
char inputMonthYear[8];
printf("Enter month and year (MM-YYYY): ");
scanf("%s", inputMonthYear);
bool foundExpenses = false;
while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
// Extract month and year from the date
char expenseMonthYear[8];
strncpy(expenseMonthYear, date + 3, 7); // Extract MM-YYYY from DD-MM-YYYY
expenseMonthYear[7] = '\0';
// Check if the extracted month and year match the user-provided input
if (strcmp(expenseMonthYear, inputMonthYear) == 0) {
if (!foundExpenses) {
printf("Category\tAmount\tCurrency\tDate\n");
foundExpenses = true;
}
printf("%-15s%.2f\t%-3s\t%s\n", category, amount, currency, date);
total += amount;
}
}
if (!foundExpenses) {
printf("No expenses for %s\n", inputMonthYear);
return;
}
printf("\nTotal Expenses for %s: $%.2f\n", inputMonthYear, total);
}
void editExpense(FILE *file, const char *filename) {
// Display current expenses
printf("Current Expenses:\n");
// Move file pointer to the beginning
rewind(file);
char category[50];
float amount;
char currency[4];
char date[20];
int currentIndex = 1;
bool found = false;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
printf("No expenses recorded.\n");
return;
}
printf("Index Category Amount Currency Date\n");
do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex, category, amount, currency, date);
currentIndex++;
} while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);
int index;
printf("Enter the index of the expense you want to edit: ");
scanf("%d", &index);
// Move file pointer to the beginning
rewind(file);
// Create a temporary file to store updated data
char tempFilename[150];
sprintf(tempFilename, "temp_%s", filename);
FILE *tempFile = fopen(tempFilename, "w+");
if (tempFile == NULL) {
printf("Error creating temporary file!\n");
return;
}
currentIndex = 1;
char dateInput[11]; // Moved the declaration outside the switch statement
while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
if (currentIndex == index) {
// Editing logic here
printf("What do you want to edit?\n");
printf("1. Category\n");
printf("2. Amount\n");
printf("3. Date\n");
int editChoice;
printf("Enter your choice: ");
scanf("%d", &editChoice);
switch (editChoice) {
case 1:
// Edit category
printf("Choose a new category:\n");
displayCategories();
int categoryNum;
// Input validation for category number
while (true) {
printf("Enter category number: ");
if (scanf("%d", &categoryNum) != 1 || categoryNum < 1 || categoryNum > sizeof(allowedCategories) / sizeof(allowedCategories[0])) {
printf("Invalid category number! Please choose a valid category number.\n");
// Clear input buffer
while (getchar() != '\n');
} else {
strcpy(category, allowedCategories[categoryNum - 1]);
break;
}
}
break;
case 2:
// Edit amount
printf("Enter new amount: ");
while (true) {
if (scanf("%f", &amount) == 1 && amount > 0.0f)
break;
else {
printf("Invalid input! Please enter a valid amount greater than 0.\n");
// Clear input buffer
while (getchar() != '\n');
}
}
break;
case 3:
// Edit date
while (true) {
printf("Enter new date (DD-MM-YYYY): ");
if (scanf("%10s", dateInput) != 1) {
printf("Invalid input! Please enter the date in DD-MM-YYYY format.\n");
// Clear input buffer
while (getchar() != '\n');
continue;
}
// Parse date input into day, month, and year components
int day, month, year;
if (sscanf(dateInput, "%d-%d-%d", &day, &month, &year) != 3) {
printf("Invalid date format! Please enter the date in DD-MM-YYYY format.\n");
continue;
}
// Validate day, month, and year ranges
if (day < 1 || day > 31 || month < 1 || month > 12 || year < 1900 || year > 9999) {
printf("Invalid date! Please enter a valid date.\n");
continue;
}
// Date input is valid
sprintf(date, "%02d-%02d-%04d", day, month, year);
break;
}
break;
default:
printf("Invalid choice! Please try again.\n");
}
}
fprintf(tempFile, "%s %.2f %s %s\n", category, amount, currency, date);
currentIndex++;
}
fclose(file);
fclose(tempFile);
// Remove the old file
remove(filename);
// Rename the temporary file to the original filename
rename(tempFilename, filename);
// Reopen the file for further operations
file = fopen(filename, "r+");
if (file == NULL) {
printf("Error reopening file!\n");
return;
}
printf("Expense edited successfully!\n");
}
void deleteExpense(FILE *file, const char *filename) {
// Display current expenses
printf("Current Expenses:\n");
// Move file pointer to the beginning
rewind(file);
char category[50];
float amount;
char currency[4];
char date[20];
int currentIndex = 1;
bool found = false;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
printf("No expenses recorded.\n");
return;
}
printf("Index Category Amount Currency Date\n");
do {
printf("%d\t%-15s%.2f\t%-3s\t%s\n", currentIndex, category, amount, currency, date);
currentIndex++;
} while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);
int index;
printf("Enter the index of the expense you want to delete: ");
scanf("%d", &index);
// Move file pointer to the beginning
rewind(file);
// Create a temporary file to store updated data
char tempFilename[150];
sprintf(tempFilename, "temp_%s", filename);
FILE *tempFile = fopen(tempFilename, "w+");
if (tempFile == NULL) {
printf("Error creating temporary file!\n");
return;
}
currentIndex = 1;
while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4) {
if (currentIndex != index)
fprintf(tempFile, "%s %.2f %s %s\n", category, amount, currency, date);
else
found = true;
currentIndex++;
}
fclose(file);
fclose(tempFile);
if (!found) {
printf("Expense not found!\n");
remove(tempFilename); // Delete temporary file
return;
}
// Remove the old file
remove(filename);
// Rename the temporary file to the original filename
rename(tempFilename, filename);
// Reopen the file for further operations
file = fopen(filename, "r+");
if (file == NULL) {
printf("Error reopening file!\n");
return;
}
printf("Expense deleted successfully!\n");
}
void displayCategories() {
int i;
for (i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
printf("%d. %s\n", i + 1, allowedCategories[i]);
}
}
void categorizeSpending(FILE *file) {
rewind(file); // Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
char date[20];
float categoryTotal[sizeof(allowedCategories) / sizeof(allowedCategories[0])] = {0};
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
printf("No expenses recorded.\n");
return;
}
// Iterate through expenses and calculate total spending per category
do {
for (int i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
if (strcmp(category, allowedCategories[i]) == 0) {
categoryTotal[i] += amount;
break;
}
}
} while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);
// Display total spending per category
printf("Category\tTotal Spending\n");
for (int i = 0; i < sizeof(allowedCategories) / sizeof(allowedCategories[0]); i++) {
printf("%s\t%.2f\n", allowedCategories[i], categoryTotal[i]);
}
}
void trackBudget(FILE *file) {
rewind(file); // Move file pointer to the beginning
char category[50];
float amount;
char currency[4];
char date[20];
float total = 0.0f;
// Check if there are any expenses in the file
if (fscanf(file, "%s %f %s %s", category, &amount, currency, date) != 4) {
printf("No expenses recorded.\n");
return;
}
// Calculate total spending
do {
total += amount;
} while (fscanf(file, "%s %f %s %s", category, &amount, currency, date) == 4);
float budget;
printf("Enter your budget: ");
scanf("%f", &budget);
printf("Total spending: $%.2f\n", total);
printf("Budget: $%.2f\n", budget);
if (total > budget) {
printf("You have exceeded your budget.\n");
} else {
printf("You are within your budget.\n");
}
}
size_t write_callback(char *ptr, size_t size, size_t nmemb, char *data) {
strcat(data, ptr);
return size * nmemb;
}
double getExchangeRate(const char *from, const char *to) {
// API request URL for fetching exchange rates
char url[100] = "https://o...content-available-to-author-only...i.com/v6/latest/";
strcat(url, from);
strcat(url, "?symbols=");
strcat(url, to);
// Initialize CURL
CURL *curl = curl_easy_init();
if (!curl) {
fprintf(stderr, "Failed to initialize CURL\n");
return -1.0;
}
// Data buffer to store API response
char data[100];
data[0] = '\0';
// Set CURL options
curl_easy_setopt(curl, CURLOPT_URL, url);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, data);
// Perform the request
CURLcode res = curl_easy_perform(curl);
if (res != CURLE_OK) {
fprintf(stderr, "Failed to perform CURL request: %s\n", curl_easy_strerror(res));
curl_easy_cleanup(curl);
return -1.0;
}
// Cleanup CURL
curl_easy_cleanup(curl);
// Parse the JSON response to get the exchange rate
char *ptr = strstr(data, to);
if (!ptr) {
fprintf(stderr, "Failed to parse JSON response\n");
return -1.0;
}
ptr += strlen(to) + 3; // Move pointer to the exchange rate value
return atof(ptr);
}