/// <summary>
/// Generates the method signature with the specified variables.
/// </summary>
/// <typeparam name="T">The return type.</typeparam>
/// <param name="variables">The variable names.</param>
/// <returns>The generated method signature.</returns>
private static string GenerateMethodSignature <T>(IDictionary <string, Type> variables)
{
// Convert types to presentation types if needed.
var presentationVariables = new Dictionary <string, Type>();
foreach (var variable in variables)
{
if (PresentationConverters.TryGetPresentationType(variable.Value, out Type? presentation))
{
presentationVariables[variable.Key] = presentation;
}
else
{
presentationVariables[variable.Key] = variable.Value;
}
}
StringBuilder bldr = new StringBuilder();
bldr.AppendLine("using LegendsGenerator.Contracts;");
bldr.AppendLine("using LegendsGenerator.Contracts.Things;");
bldr.AppendLine("using LegendsGenerator.Compiler.CSharp.Presentation;");
bldr.Append($"{typeof(T).Name} EvaluateCondition(");
bldr.AppendJoin(", ", presentationVariables.Select(v => $"{v.Value.Name} {v.Key}"));
bldr.Append(") {");
return(bldr.ToString());
}
/// <inheritdoc/>
public TOut Evaluate(Random random, IDictionary <string, BaseThing> variables)
{
IList <object?> functionParameters = new List <object?>();
var globals = this.globalVariables.ToDictionary();
foreach (var variableName in this.variableNames)
{
if (variableName.Equals(Constants.RandomVariableName, StringComparison.OrdinalIgnoreCase))
{
functionParameters.Add(random);
}
else if (globals.TryGetValue(variableName, out object?value))
{
functionParameters.Add(value);
}
else if (variables.TryGetValue(variableName, out BaseThing? thing))
{
// We need to convert things to their presentation type if needed.
if (PresentationConverters.TryConvertToPresentationType(thing, this.globalVariables.World ?? throw new InvalidOperationException("Global variable World can not be null."), out object?presentation))
{
functionParameters.Add(presentation);
}
else
{
functionParameters.Add(thing);
}
}
else
{
functionParameters.Add(null);
}
}
return(this.compiledCondition(functionParameters.ToArray()));
}
/// <inheritdoc/>
public IList <BaseTypeMember> GetPublicMembers(Type type)
{
// Convert normal types to presentation types.
if (PresentationConverters.TryGetPresentationType(type, out Type? presType))
{
type = presType;
}
List <BaseTypeMember> options = new List <BaseTypeMember>();
foreach (var property in type.GetProperties().OrderBy(x => x.Name))
{
options.Add(new PropertyMember(property.Name, property.PropertyType));
}
foreach (System.Reflection.MethodInfo method in type.GetMethods().OrderBy(x => x.Name).ThenBy(x => x.GetParameters().Length).Where(m => !m.IsSpecialName && !this.ignoredMethods.Contains(m.Name)))
{
options.Add(new MethodMember(method.Name, method.ReturnType, method.GetParameters().Select(p => new MethodParameter(p.Name !, p.ParameterType)).ToList()));
}
return(options);
}