public static StoryModel Create(IStoryReader reader)
{
var model = new StoryModel();
model.Story = reader.Read();
return(model.Story != null ? model : null);
}
public int SetPageNumberLabel(StoryModel model, int num)
{
if (num < this.PageNumber && model.MaxPage == PageNumber)
{
model.MaxPage--;
PageNumber = num;
if (num > model.MaxPage)
{
model.MaxPage = num;
}
}
return(PageNumber);
}
bool FlagIsUsed(string expression)
{
string flag = StoryModel.ExtractFlagNameFromExpression(expression);
for (int i = 0; i < Flags.Count; i++)
{
string n = StoryModel.ExtractFlagNameFromExpression(Flags[i]);
if (n == flag)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Returns true if the given 'if' and 'not if' conditions are satisfied by the given list of flags.
/// </summary>
public static bool DoesArrayMeetConditions(List <string> ifConditions, List <string> notIfConditions, List <FlagValue> flags)
{
var success = false;
for (var i = 0; i < ifConditions.Count && !success; i++)
{
success = !StoryModel.Test(ifConditions [i], flags);
}
for (var i = 0; i < notIfConditions.Count && !success; i++)
{
success = StoryModel.Test(notIfConditions [i], flags);
}
return(!success);
}
public void EditFlag(string flag, StoryModel model)
{
int index = Flags.IndexOf(flag);
if (index == -1)
{
Flags.Add(flag);
model.AddFlagToIndex(flag);
}
else
{
Flags.RemoveAt(index);
model.CollateFlags();
}
}
