using Microsoft.AspNetCore.Mvc;
using Phenix.Models;
using Phenix.Services;

namespace Phenix.Controllers;

public record CreateGameRequest(
    string Date, string Time, string Home, string Away,
    int? HomeScore = null, int? AwayScore = null,
    bool Practice = false, bool Rain = false
);

[Route("/api")]
public class ApiController : Controller
{
    private readonly IGameService _games;

    public ApiController(IGameService games)
    {
        _games = games;
    }

    [HttpGet("results/{year}.json")]
    public async Task<IActionResult> ResultsJson(int year)
    {
        var games = await _games.GetAllGames();
        var results = games
            .Where(g => g.Year == year)
            .Select(g => new Dictionary<string, object?>
            {
                ["id"] = g.Id,
                ["date"] = g.Date,
                ["time"] = g.Time,
                ["home"] = g.Home,
                ["away"] = g.Away,
                ["year"] = g.Year,
                [g.Home] = g.HomeScore,
                [g.Away] = g.AwayScore,
                ["practice"] = g.Practice,
                ["rain"] = g.Rain,
            });
        return Json(results);
    }

    [HttpGet("available-years.json")]
    public async Task<IActionResult> AvailableYearsJson()
    {
        var games = await _games.GetAllGames();
        var years = games.Select(g => g.Year).Distinct().OrderByDescending(y => y);
        return Json(years);
    }

    [HttpPost("games")]
    public async Task<IActionResult> CreateGame([FromBody] CreateGameRequest req)
    {
        var (game, error) = await _games.CreateNewGame(req.Date, req.Time, req.Home, req.Away);
        if (game is null)
            return error switch
            {
                "game already exists at this date/time" => Conflict(new { error }),
                _ => BadRequest(new { error }),
            };

        await _games.UpdateGame(game.Id, req.HomeScore, req.AwayScore, req.Rain, req.Practice);
        return Created($"/api/games/{game.Id}", game);
    }

    [HttpDelete("games")]
    public async Task<IActionResult> ClearGames()
    {
        await _games.ClearAllGames();
        return NoContent();
    }
}