using System;
using System.Collections.Generic;
using System.Text;

namespace Project1
{
    /// <summary>
    /// This interface defines the common operations
    /// involved in a banking system.
    /// </summary>
    public interface BankOperations
    {
        /// <summary>
        /// Deposit operation
        /// </summary>
        /// <param name="acNo">Account number</param>
        /// <param name="amount">Amount of money needs to be deposited</param>
        void deposit(int acNo, double amount);

        /// <summary>
        /// Withdrawal operation
        /// </summary>
        /// <param name="acNo">Account number</param>
        /// <param name="amount">Amount of money needs to be withdrawn</param>
        void withdraw(int acNo, double amount);

        /// <summary>
        /// Transfer operation
        /// </summary>
        /// <param name="from">Source account number</param>
        /// <param name="to">Destination account number</param>
        /// <param name="amount">Amount of money needs to be transfered</param>
        void transfer(int from, int to, double amount);

        /// <summary>
        /// Balance enquiry operation
        /// </summary>
        /// <param name="acNo">Account number</param>
        /// <returns>The balance of the account number enquiried</returns>
        double getBalance(int acNo);

        /// <summary>
        /// Transaction checking operation
        /// </summary>
        /// <param name="acNo">Account number</param>
        void getTransDetails(int acNo);
    }
}