using Core.DTO;
using LiMan.APi.Data;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using NLog;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace LiMan.APi.Controllers
{
    [Route("api/apptask")]
    [ApiController]
    public class AppTaskController : ControllerBase
    {
        #region Public Constructors

        /// <summary>
        /// Init generico
        /// </summary>
        /// <param name="DataService"></param>
        public AppTaskController(ApiDataService DataService)
        {
            dataService = DataService;
            Log.Info("Avviata classe TaskController");
        }

        #endregion Public Constructors

#if false
        [HttpGet]
        public ActionResult<string> Get([FromHeader] string codOne = "pippo", [FromQuery] bool showAll = false)
        {
            string answ = $"CodOne: {codOne} | showAll: {showAll}";
            return answ;
        }
        [HttpGet("alt-get")]
        public async Task<string> GetAlt([FromHeader] string codOne = "pippo", [FromQuery] bool showAll = false)
        {
            await Task.Delay(1);
            string answ = $"CodOne: {codOne} | showAll: {showAll}";
            return answ;
        }
#endif

        #region Public Methods

        /// <summary>
        /// Elimina tutte le registrazioni req/run/done x device
        /// </summary>
        /// <param name="dev">dev richiedente</param>
        /// <param name="CurrRequest">Obj AuthDataDTO con chiavi (master o app)</param>
        [HttpDelete("cleanup/{dev}")]
        public async Task<Dictionary<string, string>> TaskClearAll(string dev, [FromBody] TaskResultDTO CurrRequest)
        {
            Dictionary<string, string> result = new Dictionary<string, string>();
            // verifica validità richiesta...
            if (CurrRequest.IsValid)
            {
                // FixMe ToDo !!! effettuare verifica valori chiavi/imp/device...

                // elimina tutte le richieste x la macchina...
                var rawData = dataService.TaskListReset(CurrRequest.CodImp);

                if (rawData != null)
                {
                    result = rawData;
                }
                // salva in redis e toglie dai task da eseguire la richiesta relativa...

                // registro infine chiamata
                await dataService.recordCall(dev, CurrRequest.CodImp, $"POST:api/apptask/clear/ | {CurrRequest.MastKey} | {CurrRequest.CodImp}");
            }
            return result;
        }

        /// <summary>
        /// Richiede elenco di task da eseguire x il dev richiedente
        /// </summary>
        /// <param name="dev">dev richiedente</param>
        /// <param name="AppKey">Cod Auth applicativo</param>
        /// <param name="CodImp">CodImp del dev</param>
        [HttpGet("pend/{dev}")]
        public async Task<Dictionary<string, string>> TaskGetPending(string dev, [FromHeader] string AppKey, [FromHeader] string CodImp)
        //public async Task<ActionResult<Dictionary<string, string>>> TaskGetPending(string dev, [FromHeader] string AppKey, [FromHeader] string CodImp)
        {
            Dictionary<string, string> result = new Dictionary<string, string>();
            // verifica validità richiesta...
            if (!string.IsNullOrEmpty(AppKey) && !string.IsNullOrEmpty(CodImp))
            {
                // FixMe ToDo !!! effettuare verifica valori chiavi/imp/device...

                // recupero da REDIS le richieste pending x la macchina...
                result = dataService.TaskListGet(CodImp);
                // registro infine chiamata
                await dataService.recordCall(dev, CodImp, $"POST:api/apptask/pending/ | {dev} | {CodImp} | {AppKey}");
            }
            return result;
        }

        /// <summary>
        /// Registra risultato esecuzione task richiesti al device
        /// </summary>
        /// <param name="dev">dev richiedente</param>
        /// <param name="CurrRequest">Obj AuthDataDTO con chiavi (master o app)</param>
        [HttpPost("done/{dev}")]
        public async Task<string> TaskSetDone(string dev, [FromBody] TaskResultDTO CurrRequest)
        {
            string result = "NA";
            // verifica validità richiesta...
            if (CurrRequest.IsValid)
            {
                // FixMe ToDo !!! effettuare verifica valori chiavi/imp/device...

                // recupero da REDIS le richieste pending x la macchina...
                int numDone = dataService.TaskSetDone(CurrRequest.CodImp, CurrRequest.DataPayload);

                result = $"saved {numDone}/{CurrRequest.DataPayload.Count}";
                // salva in redis e toglie dai task da eseguire la richiesta relativa...

                // registro infine chiamata
                await dataService.recordCall(CurrRequest.CodImp, CurrRequest.CodImp, $"POST:api/apptask/done/ | {CurrRequest.MastKey} | {CurrRequest.CodImp}");
            }
            return result;
        }

        /// <summary>
        /// Registra in esecuzione itask richiesti al device
        /// </summary>
        /// <param name="dev">dev richiedente</param>
        /// <param name="CurrRequest">Obj AuthDataDTO con chiavi (master o app)</param>
        [HttpPost("running/{dev}")]
        public async Task<string> TaskSetRunning(string dev, [FromBody] TaskResultDTO CurrRequest)
        {
            string result = "NA";
            // verifica validità richiesta...
            if (CurrRequest.IsValid)
            {
                // FixMe ToDo !!! effettuare verifica valori chiavi/imp/device...

                // recupero da REDIS le richieste pending x la macchina...
                int numDone = dataService.TaskSetRunning(CurrRequest.CodImp, CurrRequest.DataPayload);

                result = $"saved {numDone}/{CurrRequest.DataPayload.Count}";
                // salva in redis e toglie dai task da eseguire la richiesta relativa...

                // registro infine chiamata
                await dataService.recordCall(dev, CurrRequest.CodImp, $"POST:api/apptask/running/ | {CurrRequest.MastKey} | {CurrRequest.CodImp}");
            }
            return result;
        }

        #endregion Public Methods

        #region Protected Properties

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

        #endregion Protected Properties

        #region Private Fields

        /// <summary>
        /// Classe per logging
        /// </summary>
        private static Logger Log = LogManager.GetCurrentClassLogger();

        #endregion Private Fields
    }
}