using Microsoft.Extensions.Configuration;
using MP.Data.DatabaseModels;
using NLog.Fluent;
using StackExchange.Redis;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MP.Data.Services
{
    public class SharedMemService 
    {
        
        #region Public Properties

        /// <summary>
        /// Dizionario macchine (shared)
        /// </summary>
        public Dictionary<string, string> DictMacchine { get; set; } = new Dictionary<string, string>();

        /// <summary>
        /// Dizionario Menu
        /// </summary>
        public Dictionary<string, List<LinkMenu>> DictMenu { get; set; } = new Dictionary<string, List<LinkMenu>>();

        #endregion Public Properties

        public bool MenuOk
        {
            get => AllMenuData.Count > 0;
        }

        private List<LinkMenu> AllMenuData { get; set; } = new List<LinkMenu>();

        #region Public Methods

        /// <summary>
        /// Effettua setup memorie menu recuperando dati dal DB + popolando dizionario x livelli
        /// </summary>
        public void SetupMenu(List<LinkMenu> AllData)
        {
            // svuoto i valori in essere
            DictMenu.Clear();
            // salvo nuovo set
            AllMenuData = AllData;
            // ciclo x recuperare i distinti TIPI di menu...
            var tList = AllMenuData
                            .Select(x => x.TipoLink)
                            .Distinct()
                            .ToList();
            // per ogni tipo --> ciclo!
            foreach (var item in tList)
            {
                var currMenu = AllMenuData
                                .Where(x => x.TipoLink == item)
                                .ToList();
                if(!DictMenu.ContainsKey(item))
                {
                    DictMenu.Add(item, currMenu);
                }
            }
        }

        /// <summary>
        /// Restituisce il livello pagina dato URL
        /// - se contiene ?IdxMacc --&gt; T2D (detail)
        /// - altrimenti --&gt; T2H
        /// </summary>
        /// <param name="fullUrl"></param>
        /// <returns></returns>
        public string PageLevel(string fullUrl)
        {
            string answ = "T2H";
            var urlPart = fullUrl.Split("/");
            string pageUrl=urlPart.Last().ToLower();
            // cerco nell'elenco...
            if (AllMenuData.Count > 0)
            {
                var sRec = AllMenuData
                            .Where(x => x.NavigateUrl.ToLower() == pageUrl)
                            .FirstOrDefault();
                if (sRec != null)
                {
                    answ = sRec.TipoLink;
                }
            }
            return answ;
        }

        /// <summary>
        /// Reset cache memory
        /// </summary>
        public void ResetCache()
        {
            DictMacchine = new Dictionary<string, string>();
            DictMenu = new Dictionary<string, List<LinkMenu>>();
        }

        #endregion Public Methods
    }
}