private CategoryXml GetCategory(string name)
{
System.Diagnostics.Debug.Assert(_Database != null);
if (_Database.Categories == null)
{
_Database.Categories = new CategoryXml[1];
_Database.Categories[0] = new CategoryXml(name);
return(_Database.Categories[0]);
}
foreach (CategoryXml category in _Database.Categories)
{
if (category.Name == name)
{
return(category);
}
}
CategoryXml appendedCategory = new CategoryXml(name);
CategoryXml[] categories = new CategoryXml[_Database.Categories.Length + 1];
categories[categories.Length - 1] = appendedCategory;
_Database.Categories.CopyTo(categories, 0);
_Database.Categories = categories;
return(appendedCategory);
}
private ExerciseXml GetExercise(string categoryName, string exerciseName)
{
CategoryXml category = GetCategory(categoryName);
if (category.Exercises == null)
{
category.Exercises = new ExerciseXml[1];
category.Exercises[0] = new ExerciseXml(exerciseName);
return(category.Exercises[0]);
}
foreach (ExerciseXml exercise in category.Exercises)
{
if (exercise.Name == exerciseName)
{
return(exercise);
}
}
ExerciseXml appendedExercise = new ExerciseXml(exerciseName);
ExerciseXml[] exercises = new ExerciseXml[category.Exercises.Length + 1];
exercises[exercises.Length - 1] = appendedExercise;
category.Exercises.CopyTo(exercises, 0);
category.Exercises = exercises;
return(appendedExercise);
}