using Microsoft.AspNetCore.Mvc;

using Microsoft.AspNetCore.Authorization;
using System.Text.Json;
using RadicadeServer.DB;
using RadicadeServer.Extensions;
using RadicadeServer.Utils;

namespace RadicadeServer.API.Progression.Challenges.V2;

[Route("api/challenge/v2")]
[Route("econ/api/challenge/v2")]
[Authorize]
public class ChallengeV2(RecDBContext db) : Controller
{
    [HttpGet("getCurrent")]
    public async Task<IActionResult> GetCurrent()
    {
        var playerId = User.GetUserId();
        if (playerId == null) return Unauthorized();
        return Ok(await WeeklyChallenges.GetAsync(db, playerId.Value, DateTime.UtcNow));
    }

    [HttpPost("updateProgress")]
    [RequestSizeLimit(32768)]
    public async Task<IActionResult> UpdateProgress()
    {
        var playerId = User.GetUserId();
        if (playerId == null) return Unauthorized();
        var fields = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
        try
        {
            if (Request.HasFormContentType)
                foreach (var field in await Request.ReadFormAsync()) fields[field.Key] = field.Value.ToString();
            else
            {
                using var json = await JsonDocument.ParseAsync(Request.Body);
                if (json.RootElement.ValueKind != JsonValueKind.Object) return BadRequest();
                foreach (var field in json.RootElement.EnumerateObject()) fields[field.Name] = field.Value.ToString();
            }
        }
        catch (Exception ex) when (ex is JsonException or InvalidDataException) { return BadRequest(); }
        if (!fields.TryGetValue("ChallengeMapId", out var mapRaw) || !int.TryParse(mapRaw, out var mapId)
            || !fields.TryGetValue("ChallengeId", out var idRaw) || !int.TryParse(idRaw, out var challengeId)
            || !fields.TryGetValue("Complete", out var completeRaw) || !bool.TryParse(completeRaw, out var complete)
            || !fields.TryGetValue("Config", out var config)) return BadRequest();
        var error = await WeeklyChallenges.UpdateAsync(db, playerId.Value, mapId, challengeId, config, complete, DateTime.UtcNow);
        if (error == "stale_challenge_map") return Conflict(new { error });
        return error == null ? Ok() : BadRequest(new { error });
    }
}