package Entity;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class BankAccount_1_2 {
    private int accountNumber;
    private String cusName;
    private double accountBalance;
    private char[] password;
    private double interestRate;
    private double automaticDepositAmt;
    private double automaticWithdrawAmt;

    public static List<BankAccount_1_2> bankAccountList = new ArrayList<>();

    public BankAccount_1_2(int accountNumber, String cusName, double accountBalance, char[] password, double interestRate, double automaticDepositAmt, double automaticWithdrawAmt) {
        this.accountNumber = accountNumber;
        this.cusName = cusName;
        this.accountBalance = accountBalance;
        this.password = password;
        this.interestRate = interestRate;
        this.automaticDepositAmt = automaticDepositAmt;
        this.automaticWithdrawAmt = automaticWithdrawAmt;
    }

    public double getAccountBalance() {
        return accountBalance;
    }

    public static void computeInterest(BankAccount_1_2 customer){
        int numberOfYears = 0;
        double interestRate = 0;
        Scanner sc = new Scanner(System.in);
        double currentAccountBalance = customer.accountBalance;

        System.out.println("Enter the number of Years Account is going to earn interest");
        numberOfYears = sc.nextInt();

        System.out.println("Enter the Interest Rate");
        interestRate = sc.nextDouble();



        for (int i = 1; i <= numberOfYears; i++){
            currentAccountBalance += ( currentAccountBalance * interestRate ) / 100;
            System.out.println("Year " + i + " Balance : $" + currentAccountBalance);
        }

    }

    public static BankAccount_1_2 enterAccountData(){

        Scanner usrDetails = new Scanner(System.in);
        int accNumber = 0;
        double accBalance = 0;
        double interestRate = 0;


            System.out.println("Enter the Account Number");
            boolean dupplicateAccNumber = false;

            do {
                accNumber = usrDetails.nextInt();

                if (accNumber == 0) {
                    break;
                } else {
                    if (accNumber < 1000 || accNumber > 9999) {
                        System.out.println("Account number is not valid. Please enter a valid account number");
                    }
                }


                for (BankAccount_1_2 account:bankAccountList)
                {
                    if (account.accountNumber == accNumber){
                        System.out.println("Account Number you entered already exists, Please enter a different account number");
                        dupplicateAccNumber = true;
                    } else {
                        dupplicateAccNumber = false;
                    }

                }

            } while (accNumber < 1000 || accNumber > 9999 || dupplicateAccNumber );

            System.out.println("Enter the Customer Name");
            String custName = usrDetails.next();

            System.out.println("Enter the account Balance");
            do {
                accBalance = usrDetails.nextDouble();

                if (accBalance < 0){
                    System.out.println("Account balance cannot be Negetive. Please enter a positive Value");
                }

            } while (accBalance < 0);

            System.out.println("Enter the Account Password");
            char psswd[] = usrDetails.next().toCharArray();

            do {
                System.out.println("Enter the Interest Rate");
                interestRate = usrDetails.nextDouble();

                if (interestRate < 0.01 && interestRate > 15.0) {
                    System.out.println("Please enter a valid Interest Rate.");
                }
            } while (interestRate < 0.01 && interestRate > 15.0);

            System.out.println("Enter the automatic Deposit Amount");
            double automaticDepositAmt = usrDetails.nextDouble();

            System.out.println("Enter the automatic withdraw Amount");
            double automaticWithdrawAmt = usrDetails.nextDouble();

            BankAccount_1_2 customer = new BankAccount_1_2(accNumber, custName, accBalance, psswd,interestRate,automaticDepositAmt,automaticWithdrawAmt);

        return customer;

    }
    public static void displayAccount(List<BankAccount_1_2> tempList){
        Scanner sc = new Scanner(System.in);
        BankAccount_1_2 searchedCustomer = null;
        System.out.println("Enter the Account number of the Account you want to Search");
        int accNumber = sc.nextInt();

        for (int i = 0; i < tempList.size(); i++) {

            if (tempList.get(i).accountNumber == accNumber){
                searchedCustomer = tempList.get(i);

                System.out.println("Account Number : " + searchedCustomer.accountNumber);
                System.out.println("Customer Name : " + searchedCustomer.cusName);
                System.out.println("Account Balance : $" + searchedCustomer.accountBalance);
            } else {
                System.out.println("Searched Account Number is not a valid Number");
            }

        }
    }

    public static void showList(List<BankAccount_1_2> baList){

        for (BankAccount_1_2 account:baList){
            System.out.println("Account Number : " + account.accountNumber);
            System.out.println("Account Balance : $" + account.accountBalance);
            System.out.println("");
        }
    }

    public static void creditMoney(BankAccount_1_2 object, double amount){

        object.accountBalance -= amount;
    }

    public static void depositMoney(BankAccount_1_2 object, double amount){

        object.accountBalance += amount;
    }

    public static void calculateEndingBalance(BankAccount_1_2 obj){

        double interest = ( obj.interestRate * 1/12 ) * obj.accountBalance;

        System.out.println("| Year | | Month | |Starting Balance| |Ending Balance|");

        for (int j = 1; j <= 2; j++) {
            for (int i = 1; i <= 12; i++) {

                double startingBalance = obj.accountBalance;
                double endingBalance = obj.accountBalance + interest + obj.automaticDepositAmt - obj.automaticWithdrawAmt;
                obj.accountBalance = obj.accountBalance + interest + obj.automaticDepositAmt - obj.automaticWithdrawAmt;

                System.out.println("  " + j + "        " + i + "           $" + startingBalance + "             $" + endingBalance);
            }
        }

    }



    public static void main(String args[]){

        Scanner sc1 = new Scanner(System.in);
        String username = "";
        String password = "";
        double transferAmount = 0;
        Scanner usrDetails = new Scanner(System.in);
        int userChoice = 1;
        BankAccount_1_2 customer = null;

        System.out.println("Enter your Username");
        username = sc1.next();

        if (username.equals("admin")) {

            System.out.println("Enter your Password");
            password = sc1.next();

            if (password.equals("admin")){

                do {

                    enterAccountData();

                    bankAccountList.add(customer);

                    calculateEndingBalance(customer);

                    System.out.println("");

                    computeInterest(customer);

                    System.out.println("Do you want to add another account ? press number 1 to yes , 2 to No");
                    userChoice = usrDetails.nextInt();

                } while (customer.accountNumber == 0);


                showList(bankAccountList);


                System.out.println("Do you want to transfer money from first Account to Seccond Account.(Yes press number 1, No Press number 2)");

                int choice = sc1.nextInt();

                if(choice == 1){
                    System.out.println("Enter the Amount to be Transferred");

                    do {
                        transferAmount = sc1.nextDouble();

                        if ((bankAccountList.get(0).getAccountBalance() - transferAmount) < 0) {
                            System.out.println("You dont have enough balance in Account 1 to do the Transaction, Please enter a different Amount");
                        } else
                        if ((bankAccountList.get(0).getAccountBalance() - transferAmount) < 10) {
                            System.out.println("Warning : After this Transaction Account 1 account balance will be less than $10");
                        }
                        if ((bankAccountList.get(0).getAccountBalance() - transferAmount) > 100000) {
                            System.out.println("Warning : Account 2 Balance will be higher than highest amount that is federally insured.");
                        }
                    } while ((bankAccountList.get(0).getAccountBalance() - transferAmount) < 0);



                    creditMoney(bankAccountList.get(0),transferAmount);
                    depositMoney(bankAccountList.get(1),transferAmount);
                }

                System.out.println("After Transfer");
                showList(bankAccountList);

                System.out.println("Press 1 to Search For Search for Bank Accounts , 2 to Quit");

                int finalChoice = sc1.nextInt();

                if (finalChoice == 1){
                    displayAccount(bankAccountList);
                } else if (finalChoice == 2) {

                }

            }

        }

    }

}