private static void RenderSampleSelection(SampleSection section)
{
// Get all the samples exposed by the current assembly
KeyValuePair <SampleAttribute, Type>[] samples = SamplesHelper
.GetSectionSamples(section)
.ToArray();
// Calculate the selectable options
string[] options = samples
.Select(x => x.Key.Name)
.Concat(new[] { "Cancel" })
.ToArray();
// Read in the sample option
Console.Clear();
Console.WriteLine($"===== {section} Samples =====");
SamplesHelper.RenderOptions(options);
int index = SamplesHelper.ReadIntInRange(1, options.Length) - 1;
// Resolve the action
if (index < options.Length - 1)
{
RenderSample(samples[index].Key, samples[index].Value);
}
}
private static bool RenderSectionSelection()
{
// Render the options
Console.Clear();
Console.WriteLine("===== System.Linq.Sql Samples =====");
Console.WriteLine("These samples demonstrate some of the common usages of this library.");
SamplesHelper.RenderOptions <SampleSection>();
// Read the desired section
SampleSection section = SamplesHelper.ReadInRange <SampleSection>();
if (section == SampleSection.Exit)
{
return(true);
}
// Render the section
RenderSampleSelection(section);
return(false);
}
public static IOrderedEnumerable <KeyValuePair <SampleAttribute, Type> > GetSectionSamples(SampleSection section)
{
return(typeof(SampleSection).Assembly
.GetTypes()
.Where(x => typeof(ISample).IsAssignableFrom(x))
.Select(x => new
{
Attribute = x.GetSampleAttribute(),
Type = x
})
.Where(x => x.Attribute != null)
.ToDictionary(x => x.Attribute, x => x.Type)
.Where(x => x.Key?.Section == section)
.OrderBy(x => x.Value.Name));
}
