using FspWebApp.Entity.Service;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Text.RegularExpressions;

namespace FspWebApp.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class FuelProductController : ControllerBase
    {
        #region Fields

        private static NLog.Logger logger = NLog.LogManager.LoadConfiguration("NLog.config").GetLogger("FspWebApp");

        #endregion

        // GET api/fuelproduct
        [HttpGet]
        public ActionResult<object> Get()
        {
            object fuelProducts = null;
            try
            {
                fuelProducts = JsonConvert.SerializeObject(DevicesConfig.fuelProducts);
            }
            catch { }

            return fuelProducts;
        }

        // POST api/fuelproduct
        [HttpPost]
        public ActionResult<object> Post([FromBody] object value)
        {
            try
            {
                logger.Info($"Fuel Product Change {value}");
                FuelProduct.onChangeFuelProduct(value);

                string bcpn = ""; // "1:93#;2:98#;3:92#;5:95#;6:0#;"
                var nozzleDic = new StringDictionary();
                var fuelProducts = JsonConvert.DeserializeObject<Dictionary<int, FuelProduct>>(value.ToString());

                foreach (FuelProduct val in fuelProducts.Values)
                {
                    bcpn += val.Barcode + ":" + val.FuelName + ";";
                    foreach (int nozzle in val.CurrentNozzles)
                    {
                        nozzleDic[nozzle.ToString()] = val.Barcode.ToString();
                    }
                }

                logger.Info($"rawProductNameToPosProductNameStr {bcpn}");
                string path = Directory.GetCurrentDirectory();
                string filename = "settings.xml";
                string allText = System.IO.File.ReadAllText(Path.Combine(path, filename));
                string pattern = "name=\"rawProductNameToPosProductNameStr\" value=\"{0}\"";
                var reg = new Regex(string.Format(pattern, "(.+)"));
                string modified = reg.Replace(allText, string.Format(pattern, bcpn));

                foreach (string siteLevelNozzleId in nozzleDic.Keys)
                {
                    pattern = "siteLevelNozzleId=\"{0}\" productBarcode=\"{1}\"";
                    reg = new Regex(string.Format(pattern, siteLevelNozzleId, "(\\d+)"));
                    modified = reg.Replace(modified, string.Format(pattern, siteLevelNozzleId, nozzleDic[siteLevelNozzleId]));
                }

                System.IO.File.WriteAllText(Path.Combine(path, filename), modified);
            }
            catch (Exception ex)
            {
                logger.Info($"Post ChangeFuelProduct {ex}");
                return new { Name = "FuelProduct", Value = false };
            }

            return new { Name = "FuelProduct", Value = true };
        }
    }
}