using GPW.CORE.Api.Data;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Text;

namespace GPW.CORE.Api.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class CheckProjController : ControllerBase
    {

        /// <summary>
        /// Dataservice x accesso DB
        /// </summary>
        protected ApiDataService dataService { get; set; }

        private readonly ILogger<CheckProjController> _logger;

        public CheckProjController(ILogger<CheckProjController> logger, ApiDataService DataService)
        {
            _logger = logger;
            dataService = DataService;
            _logger.LogInformation("Avviata classe CheckProj");
        }

        [HttpGet("TryLock")]
        public async Task<string> Get()
        {
            string answ = "ND";
            StringBuilder sbLog = new StringBuilder();
            StringBuilder sbActions = new StringBuilder();

            // recupero progetti attivi...
            var currProj = await dataService.AnagProjActiv();
            sbLog.AppendLine("-----------------------");
            sbLog.AppendLine($"Found {currProj.Count} Active Projects");

            // leggo fasi attive
            var currFasiAct = await dataService.AnagFasiActiv();
            sbLog.AppendLine($"Found {currFasiAct.Count} Active Phases");

            sbLog.AppendLine("-----------------------");
            // ciclo elenco fasi ancestor di ognuno...
            foreach (var itemProj in currProj)
            {
                // cerco le sue fasi PARENT...
                var subsetFasi = currFasiAct
                                    .Where(x => x.IdxProgetto == itemProj.IdxProgetto && x.IdxFaseAncest == 0)
                                    .ToList();
                sbLog.AppendLine("----------");
                string projData = $"[{itemProj.IdxProgetto}] {itemProj.ClienteNav.RagSociale} - {itemProj.NomeProj} | Found {subsetFasi.Count} Phases";
                sbLog.AppendLine(projData);

                // ciclo x ogni fase Parent
                foreach (var parentFase in subsetFasi)
                {
                    // se ne trovo valuto le ore impiegate...
                    var statoFase = await dataService.CalcOreFase(parentFase.IdxFase);

                    // se ore usate > (ore budget x %) --> CHIUDO!
                    if (statoFase != null && statoFase.percUsed >= (decimal)statoFase.percOpen)
                    {
                        // x ora LOG... poi chiudo...
                        string currAction = $"!!! [{parentFase.IdxFase}] Budget exhausted for Phase {parentFase.NomeFase} {statoFase.totOre:N2}h used, {statoFase.percUsed:P1} vs {statoFase.percOpen:P1}";
                        sbLog.AppendLine(currAction);
                        sbActions.AppendLine("----------");
                        sbActions.AppendLine(projData);
                        sbActions.AppendLine(currAction);
                    }
                }
            }

            // LOG esteso locale
            _logger.LogInformation(sbLog.ToString());

            // ritorno solo LOG  azioni
            answ = sbActions.ToString();
            return answ;
        }
    }
}