/// <summary>
/// Equals check
/// </summary>
/// <param name="obj"></param>
/// <returns>bool</returns>
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
if (obj is MoneyInfo)
{
MoneyInfo otherObject = (MoneyInfo)obj;
if (this._currencyID.HasValue && otherObject._currencyID.HasValue)
{
return(this._currencyID.Value == otherObject._currencyID.Value && this.Value == otherObject.Value);
}
else if (!this._currencyID.HasValue && !otherObject._currencyID.HasValue)
{
return(true);
}
else
{
return(false);
}
}
else
{
throw new ArgumentException("object is not a MoneyInfo");
}
}
/// <summary>
/// Subtraction operation
/// </summary>
/// <param name="m1"></param>
/// <param name="m2"></param>
/// <returns>MoneyInfo</returns>
public static MoneyInfo operator -(MoneyInfo m1, MoneyInfo m2)
{
if (m1 == null || m2 == null)
{
if (m1 != null)
{
return(new MoneyInfo(m1.Value, m1.Currency));
}
else if (m2 != null)
{
return(new MoneyInfo(-m2.Value, m2.Currency));
}
else
{
return(null);
}
}
else
{
if ((m1.CurrencyID == m2.CurrencyID) ||
(m1.CurrencyID.HasValue && !m2.CurrencyID.HasValue) ||
(!m1.CurrencyID.HasValue && m2.CurrencyID.HasValue))
{
if (!m1.CurrencyID.HasValue)
{
m1.CurrencyID = m2.CurrencyID;
}
else if (!m2.CurrencyID.HasValue)
{
m2.CurrencyID = m1.CurrencyID;
}
MoneyInfo money = new MoneyInfo();
money.CurrencyID = m1.CurrencyID;
money.Value = m1.Value - m2.Value;
return(money);
}
else
{
throw new Exception("Must have simillar Currencies to calculate correctly");
}
}
}
/// <summary>
/// Comparison operation
/// </summary>
/// <param name="obj"></param>
/// <returns>int</returns>
public int CompareTo(object obj)
{
if (obj is MoneyInfo)
{
MoneyInfo otherObject = (MoneyInfo)obj;
if (this.CurrencyID == otherObject.CurrencyID)
{
return(this.Value.CompareTo(otherObject.Value));
}
else
{
throw new Exception("Must have simillar Currencies to calculate correctly");
}
}
else
{
throw new ArgumentException("object is not a MoneyInfo");
}
}
