using System;
using System.Threading.Tasks;
using DouyinApi.Controllers;
using DouyinApi.IServices;
using DouyinApi.Model.DailyFortune;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;

namespace DouyinApi.Api.Controllers.MiniProgram;

[Produces("application/json")]
[Route("api/daily-fortune")]
[AllowAnonymous]
public class DailyFortuneController : BaseApiController
{
    private readonly IDailyFortuneService _dailyFortuneService;
    private readonly IContentSecurityService _contentSecurityService;
    private readonly ILogger<DailyFortuneController> _logger;

    public DailyFortuneController(
        IDailyFortuneService dailyFortuneService,
        IContentSecurityService contentSecurityService,
        ILogger<DailyFortuneController> logger)
    {
        _dailyFortuneService = dailyFortuneService;
        _contentSecurityService = contentSecurityService;
        _logger = logger;
    }

    [HttpPost("analyze")]
    public async Task<IActionResult> Analyze([FromBody] DailyFortuneRequest request)
    {
        if (!ModelState.IsValid)
        {
            return BadRequest(new { message = "invalid_request" });
        }

        var normalizedCity = request.BirthCity?.Trim() ?? string.Empty;
        if (string.IsNullOrWhiteSpace(normalizedCity))
        {
            return BadRequest(new { message = "invalid_birth_city" });
        }

        var securityText = string.Join(" ", new[]
        {
            normalizedCity,
            request.BirthProvince ?? string.Empty,
            request.BirthDate ?? string.Empty,
            request.BirthTime ?? string.Empty
        }).Trim();

        var security = await _contentSecurityService.CheckTextAsync(securityText);
        if (!security.IsSafe)
        {
            return BadRequest(new { message = "CONTENT_RISK" });
        }

        try
        {
            var response = await _dailyFortuneService.AnalyzeAsync(request);
            return Ok(response);
        }
        catch (ArgumentException ex) when (ex.Message == "invalid_birthdate")
        {
            return BadRequest(new { message = "BIRTHDATE_INVALID" });
        }
        catch (ArgumentException ex) when (ex.Message == "invalid_birth_city")
        {
            return BadRequest(new { message = "invalid_birth_city" });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Daily fortune analyze failed");
            return StatusCode(500, new { message = "GENERATION_FAILED" });
        }
    }
}