/// <summary> Initializes a new instance of the <see cref="DiceChainLink" /> class. </summary>
/// <param name="operation">The dice operation which will be used with a dice chain node.</param>
/// <param name="node">This dice chain node.</param>
/// <param name="previous">The link to previous node in the dice chain.</param>
internal DiceChainLink(DiceOperation operation, SeveralDice node, DiceChainLink previous)
{
Contract.Requires(operation != DiceOperation.None);
Contract.Requires(node != null);
Operation = operation;
Node = node;
Previous = previous;
}
/// <summary> Initializes a new instance of the <see cref="DiceChainLink" /> class. </summary>
/// <param name="operation">The dice operation which will be used with a dice chain node.</param>
/// <param name="node">This dice chain node.</param>
/// <param name="previous">The link to previous node in the dice chain.</param>
internal DiceChainLink(DiceOperation operation, SeveralDice node, DiceChainLink previous)
{
Contract.Requires(operation != DiceOperation.None);
Contract.Requires(node != null);
Operation = operation;
Node = node;
Previous = previous;
}
/// <summary> Appends a new chain node to the dice chain using a specified operation.</summary>
/// <remarks> Append(DiceOperation.Minus, Dice.D10) is equivalent to Minus(Dice.D10). </remarks>
/// <param name="linkOperation">The operation used to operate on dice rolls between chain nodes.</param>
/// <param name="linkContent">Actual content of the chain node.</param>
/// <returns>Dice chain with new node appended.</returns>
public DiceChain Append(DiceOperation linkOperation, SeveralDice linkContent)
{
Contract.Requires(linkOperation != DiceOperation.None);
Contract.Requires(linkContent != null);
LastLink = new DiceChainLink(linkOperation, linkContent, LastLink);
return this;
}
/// <summary> Initializes a new instance of the <see cref="DiceChain"/> class. </summary>
/// <param name="node">The first node for the dice chain.</param>
public DiceChain(SeveralDice node)
{
Contract.Requires(node != null);
LastLink = new DiceChainLink(DiceOperation.Plus, node);
}