using line_gestao_api.Data;
using line_gestao_api.Dtos;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;

namespace line_gestao_api.Controllers;

[ApiController]
[Route("api/import-audit")]
[Authorize]
public class ImportAuditController : ControllerBase
{
    private readonly AppDbContext _db;

    public ImportAuditController(AppDbContext db)
    {
        _db = db;
    }

    [HttpGet("latest")]
    public async Task<ActionResult<ImportAuditRunDto>> GetLatest()
    {
        var run = await _db.ImportAuditRuns
            .AsNoTracking()
            .Include(x => x.Issues)
            .OrderByDescending(x => x.ImportedAt)
            .ThenByDescending(x => x.Id)
            .FirstOrDefaultAsync();

        if (run == null)
        {
            return NotFound();
        }

        return Ok(ToDto(run));
    }

    [HttpGet("{id:guid}")]
    public async Task<ActionResult<ImportAuditRunDto>> GetById(Guid id)
    {
        var run = await _db.ImportAuditRuns
            .AsNoTracking()
            .Include(x => x.Issues)
            .FirstOrDefaultAsync(x => x.Id == id);

        if (run == null)
        {
            return NotFound();
        }

        return Ok(ToDto(run));
    }

    private static ImportAuditRunDto ToDto(Models.ImportAuditRun run)
    {
        var issues = run.Issues
            .OrderBy(x => x.CreatedAt)
            .ThenBy(x => x.Entity)
            .Select(x => new ImportAuditIssueDto
            {
                Id = x.Id,
                Entity = x.Entity,
                FieldName = x.FieldName,
                SourceValue = x.SourceValue,
                CanonicalValue = x.CanonicalValue,
                Resolution = x.Resolution,
                Severity = x.Severity,
                CreatedAt = x.CreatedAt
            })
            .ToList();

        return new ImportAuditRunDto
        {
            Id = run.Id,
            ImportedAt = run.ImportedAt,
            FileName = run.FileName,
            Status = run.Status,
            CanonicalTotalLinhas = run.CanonicalTotalLinhas,
            SourceMaxItemGeral = run.SourceMaxItemGeral,
            SourceValidCountGeral = run.SourceValidCountGeral,
            IssueCount = issues.Count,
            Issues = issues
        };
    }
}