GFGBQ-Team-savvy

Repository for savvy - Vibe Coding Hackathon

🐷 eGullak - Digital Savings Tracker

*Team SAVvy

Vibe Coding Hackathon*

eGullak is a smart micro-investment platform designed for first-time investors. It helps users save small amounts daily and suggests the best investment options (FD, Gold, Mutual Funds) based on their risk profile.

🚀 Features

• Smart Savings: Daily inputs to track your savings.
• Risk Calculator: Analyzes your income and suggests Low, Medium, or High-risk investments.
• Investment Options: Choose from 9 different options like Gold, Stocks, and SIPs.

💻 Tech Stack

• Java: Backend logic & calculation.
• HTML/JS: Web interface for the judges.

##PPT link https://1drv.ms/p/c/5CFCC4E13F06D5B6/IQAKepGIRmzMSpZOT76Z4TStAf0U4kqlNmZKlqUfZg8Hhhg?e=YCFXX5

WORKING CODE

import java.util.Scanner; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter;

public class eGullak {

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    double totalSaved = 0;
    double finalAmount = 0;

    System.out.println("----- eGullak -----");
    System.out.println("----- Micro Investment Platform -----");
    System.out.println("Designed for First-Time Investors\n");

    // --- PART 1: RISK CALCULATOR ---
    System.out.print("Enter your monthly income (in INR): ");
    int income = scanner.nextInt();

    System.out.print("Enter investment period (in years): ");
    int investmentPeriod = scanner.nextInt();

    System.out.println("\n--- RISK PROFILE ANALYSIS ---");
    if (investmentPeriod > 3 && income > 20000) {
        System.out.println("Risk Profile: LOW RISK");
        System.out.println("Suggested: Fixed Deposits (FD), Govt Bonds, Large-cap Mutual Funds");
    } else if (investmentPeriod > 3 && income < 20000) {
        System.out.println("Risk Profile: HIGH RISK");
        System.out.println("Suggested: Small-cap Mutual Funds, Stocks, High-growth SIPs");
    } else {
        System.out.println("Risk Profile: MODERATE RISK");
        System.out.println("Suggested: Index Funds, Balanced Funds, Short-term SIPs");
    }

    // --- PART 2: SAVINGS CALCULATOR ---
    System.out.println("\n--- SAVINGS CALCULATOR ---");
    System.out.print("Enter daily saving amount (min Rs.5): ");
    int dailySav = scanner.nextInt();

    if (dailySav < 5) {
        System.out.println("Invalid amount. Minimum savings is Rs. 5.");
        return;
    }

    System.out.print("Enter number of days you want to save: ");
    int days = scanner.nextInt();

    // Calculate total savings
    for (int i = 1; i <= days; i++) {
        totalSaved += dailySav;
    }

    // --- PART 3: INVESTMENT OPTIONS ---
    System.out.println("\n--- CHOOSE INVESTMENT OPTION ---");
    System.out.println("1. Fixed Deposits (FD) (5% return)");
    System.out.println("2. Government Bond (6% return)");
    System.out.println("3. Large-cap Mutual Funds (12% return)");
    System.out.println("4. Small-cap Mutual Funds (18% return)");
    System.out.println("5. Stocks (12% return)");
    System.out.println("6. Index Funds (11% return)");
    System.out.println("7. Balanced Mutual Funds (8% return)");
    System.out.println("8. High-growth SIPs (12% return)");
    System.out.println("9. Short-term SIPs (7% return)");
    System.out.print("Enter your choice: ");
    
    int choice = scanner.nextInt();

    switch (choice) {
        case 1: finalAmount = totalSaved + (totalSaved * 0.05); break;
        case 2: finalAmount = totalSaved + (totalSaved * 0.06); break;
        case 3: finalAmount = totalSaved + (totalSaved * 0.12); break;
        case 4: finalAmount = totalSaved + (totalSaved * 0.18); break;
        case 5: finalAmount = totalSaved + (totalSaved * 0.12); break;
        case 6: finalAmount = totalSaved + (totalSaved * 0.11); break;
        case 7: finalAmount = totalSaved + (totalSaved * 0.08); break;
        case 8: finalAmount = totalSaved + (totalSaved * 0.12); break;
        case 9: finalAmount = totalSaved + (totalSaved * 0.07); break;
        default: 
            System.out.println("Invalid choice.");
            return;
    }

    // Output Results
    System.out.printf("\nTotal Saved Amount: Rs. %.2f\n", totalSaved);
    System.out.printf("Expected Value After Investment: Rs. %.2f\n", finalAmount);

    // --- PART 4: SAVE TO FILE (investment_history.txt) ---
    try {
        FileWriter fileWriter = new FileWriter("investment_history.txt", true); // true = append mode
        PrintWriter printWriter = new PrintWriter(fileWriter);
        
        printWriter.println("Daily Save: Rs." + dailySav);
        printWriter.println("Days: " + days);
        printWriter.println("Total Saved: Rs." + totalSaved);
        printWriter.println("Final Amount: Rs." + finalAmount);
        printWriter.println("--------------------------");
        
        printWriter.close();
        System.out.println("\nInvestment details saved to 'investment_history.txt' successfully.");
    } catch (IOException e) {
        System.out.println("An error occurred while saving the file.");
    }

    System.out.println("Thank you for investing safely with eGullak!");
} }