using System.Diagnostics;
using System.Reflection;
using AdventOfCode;
using AdventOfCode.Days;
using BenchmarkDotNet.Running;
using Spectre.Console;

// Benchmark
if (args is ["--bench" or "-b"])
{
    BenchmarkRunner.Run<DayBenchmark>();
    Environment.Exit(0);
}

// Normal run
var days = Assembly.GetAssembly(typeof(Day))!.GetTypes()
    .Where(t => t.IsAssignableTo(typeof(Day)) && t.GetConstructor(Type.EmptyTypes) != null && !t.IsAbstract)
    .Select(t => (Day)Activator.CreateInstance(t)!);

var select = new SelectionPrompt<Day>()
    .Title("[cyan]Select a [yellow]day[/] to run:[/]")
    .AddChoices(days.OrderByDescending(d => d.Number));

var selectedDay = AnsiConsole.Prompt(select);

var stopWatch = new Stopwatch();

// Read input
try
{
    selectedDay.ReadInput();
}
catch (Exception e)
{
    AnsiConsole.WriteException(e);

    Environment.Exit(1);
}

// Part 1
AnsiConsole.MarkupLine($"[cyan]Running [yellow]{selectedDay}[/]...[/]\n");

AnsiConsole.MarkupLine("[cyan]Part [yellow]1[/] result:[/]");

try
{
    stopWatch.Start();
    selectedDay.RunPart1();
    stopWatch.Stop();

    AnsiConsole.MarkupLine($"[red]Approximate run time: [yellow]{stopWatch.ElapsedTicks / (double)Stopwatch.Frequency * 1000:F3} ms[/][/]");
}
catch (Exception e)
{
    AnsiConsole.WriteException(e);
}

stopWatch.Reset();

// Part 2
AnsiConsole.MarkupLine("\n[cyan]Part [yellow]2[/] result:[/]");

try
{
    stopWatch.Start();
    selectedDay.RunPart2();
    stopWatch.Stop();

    AnsiConsole.MarkupLine($"[red]Approximate run time: [yellow]{stopWatch.ElapsedTicks / (double)Stopwatch.Frequency * 1000:F3} ms[/][/]");
}
catch (Exception e)
{
    AnsiConsole.WriteException(e);
}