/// <summary>
/// Get or create a new city for the specified code.
/// This is a recursive function so that it can generate a new city with a unique code.
/// It has a limitation of which the code must be 4 characters and therefore it can only handle 9 variations (i.e. BRe1, BRe2...)
/// </summary>
/// <param name="code"></param>
/// <param name="name"></param>
/// <param name="attempts"></param>
/// <returns></returns>
private Entity.City GetOrCreateCity(string code, string name, int attempts = 1)
{
if (String.IsNullOrWhiteSpace(code))
{
throw new ArgumentException($"Argument '{nameof(code)}' is required.");
}
if (String.IsNullOrWhiteSpace(name))
{
throw new ArgumentException($"Argument '{nameof(name)}' is required.");
}
var city = _cities.FirstOrDefault(c => String.Compare(c.Code, code, true) == 0);
// If City doesn't exist, create it.
if (city == null)
{
city = new Entity.City(code, name);
_pimsAdminService.City.Add(city);
_cities.Add(city);
_logger.LogDebug($"Adding city '{code}' - '{name}'.");
}
else
{
// Generate a new city code.
code = $"{new string(code.Take(3).ToArray())}{attempts}";
// Check if the code is unique.
city = GetOrCreateCity(code, name, ++attempts);
}
return(city);
}
/// <summary>
/// Create a new instance of an Address.
/// </summary>
/// <param name="id"></param>
/// <param name="address1"></param>
/// <param name="address2"></param>
/// <param name="city"></param>
/// <param name="province"></param>
/// <param name="postal"></param>
/// <returns></returns>
public static Entity.Address CreateAddress(int id, string address1, string address2, Entity.City city, Entity.Province province, string postal)
{
return(new Entity.Address(address1, address2, city, province, postal)
{
Id = id,
RowVersion = new byte[] { 12, 13, 14 }
});
}