/**
* Constructor for the random events.
*
* @param playerArg
* the player to affect
* @param strat
* the strategy used by this random event
*/
public RandomEvent(Player playerArg)
{
this.player = playerArg;
EventType et = (new Random().NextDouble() <= EventChance)
? GetNonNullEvent() : EventType.NULL_EVENT;
switch (et)
{
case EventType.NULL_EVENT:
this.effect = new NullStrategy();
break;
case EventType.FUEL_EVENT:
this.effect = new FuelStrategy();
break;
case EventType.MONEY_EVENT:
this.effect = new MoneyStrategy();
break;
case EventType.GOODS_EVENT:
this.effect = new GoodsStrategy();
break;
default:
this.effect = new NullStrategy();
break;
}
}
/// <summary>
/// Build a event factory with an event publisher.
/// </summary>
/// <param name="name">Name to identify the event publisher.</param>
/// <param name="publisher">Resolved event publisher will be used.</param>
/// <returns>Event factory created.</returns>
public static IEventFactory Builder(string name, IEventStrategy publisher)
{
var factory = new EventFactory();
factory.AddStrategy(name, publisher);
return(factory);
}
/// <summary>
/// Add event with IoC.
/// </summary>
/// <param name="services"><see cref="IServiceCollection"/> injection.</param>
/// <param name="name">Name to identify the event publisher.</param>
/// <param name="publisher">Resolved event publisher will be used.</param>
/// <returns><see cref="IServiceCollection"/> with event plugin injected.</returns>
public static IServiceCollection AddEventPlugin(
this IServiceCollection services,
string name,
IEventStrategy publisher)
{
factory.AddStrategy(name, publisher);
services.AddSingleton <IEventFactory>(factory);
return(services);
}
private static void ValidateParameters(string name, IEventStrategy publisher)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException(string.Format(Messages.REQUIRED_PARAMETER, nameof(name)), nameof(name));
}
if (publisher == null)
{
throw new ArgumentException(string.Format(Messages.REQUIRED_PARAMETER, nameof(publisher)), nameof(publisher));
}
if (strategies.ContainsKey(name))
{
throw new ArgumentException(string.Format(Messages.NAME_ALREADY_EXISTS, name), nameof(name));
}
}
internal void AddStrategy(string name, IEventStrategy publisher)
{
ValidateParameters(name, publisher);
strategies.Add(name, publisher);
}
