//using Microsoft.EntityFrameworkCore;
//using Newtonsoft.Json;
//using PartSource.Automation.Models;
//using PartSource.Data;
//using PartSource.Data.Models;
//using PartSource.Services;
//using Ratermania.Shopify;
//using Ratermania.Shopify.Resources;
//using System;
//using System.Collections.Generic;
//using System.Diagnostics.CodeAnalysis;
//using System.Linq;
//using System.Text.RegularExpressions;
//using System.Threading.Tasks;

//namespace PartSource.Automation.Jobs
//{
//	public class UpdatePositioning// : IAutomationJob
//	{
//		private readonly ShopifyClient _shopifyClient;
//		private readonly PartSourceContext _partSourceContext;
//		private readonly VehicleService _vehicleService;

//		public UpdatePositioning(PartSourceContext partSourceContext, ShopifyClient shopifyClient, VehicleService vehicleService)
//		{
//			_partSourceContext = partSourceContext;
//			_shopifyClient = shopifyClient;
//			_vehicleService = vehicleService;
//		}

//		public async Task<AutomationJobResult> Run()
//		{
//			IDictionary<string, object> parameters = new Dictionary<string, object>
//			{
//				{ "limit", 250 }
//			};

//			IEnumerable<Product> products = await _shopifyClient.Products.Get(parameters);

//			while (products != null && products.Any())
//			{
//				foreach (Product product in products)
//				{
//					try
//					{
//						ImportData importData = _partSourceContext.ImportData.FirstOrDefault(i => i.VariantSku == product.Variants[0].Sku);

//						if (importData == null || importData?.LineCode == "SVG")  // Headlights go in front, DUH
//						{
//							continue;
//						}

//						IList<Fitment> fitments = GetPositionOrderedFitments(importData?.PartNumber, importData?.LineCode);
//						IList<Vehicle> vehicles = _vehicleService.GetVehiclesForPart(importData?.PartNumber, importData?.LineCode);

//						if (fitments.Count == 0 || vehicles.Count == 0)
//						{
//							continue;
//						}

//						//await DeletePositionMetafields(product.Id);

//						//string currentPosition = fitments[0].Position;
//						//List<int> vehicleIds = new List<int>();

//						//foreach (Fitment fitment in fitments)
//						//{
//						//	if (fitment.Position != currentPosition)
//						//	{
//						//		await SavePositionMetafield(product, vehicleIds, currentPosition);

//						//		currentPosition = fitment.Position;
//						//		vehicleIds = new List<int>();
//						//	}

//						//	// We don't need to DCF map because these are both sourced from WHI
//						//	IList<int> fitmentVehicleIds = vehicles.Where(v => v.BaseVehicleId == fitment.BaseVehicleId && v.EngineConfigId == fitment.EngineConfigId)
//						//		.Select(v => v.VehicleToEngineConfigId)
//						//		.Distinct()
//						//		.ToList();

//						//	vehicleIds.AddRange(fitmentVehicleIds);
//						//}

//						//await SavePositionMetafield(product, vehicleIds, currentPosition);


//						IList<string> notes = fitments.Select(f => f.NoteText)
//							.Distinct()
//							.ToList();

//						IList<object> vehicleNotes = new List<object>();

//						foreach (string noteText in notes)
//						{
//							IList<int> vehicleIds = fitments.Where(f => f.NoteText == noteText)
//								.Select(f => new { f.EngineConfigId, f.BaseVehicleId })
//								.SelectMany(f => vehicles.Where(v => v.BaseVehicleId == f.BaseVehicleId && v.EngineConfigId == f.EngineConfigId))
//								.Select(v => v.VehicleToEngineConfigId)
//								.ToList();


//							vehicleNotes.Add(new { noteText, vehicleIds });
//						}

//						string json = JsonConvert.SerializeObject(vehicleNotes);
//						if (json.Length >= 100000)
//						{
//							continue;
//						}

//						Metafield vehicleMetafield = new Metafield
//						{
//							Namespace = "fitment",
//							Key = "note_text",
//							Value = json,
//							ValueType = "json_string",
//							OwnerResource = "product",
//							OwnerId = product.Id
//						};

//						await _shopifyClient.Metafields.Add(vehicleMetafield);

//						//importData.UpdatedAt = DateTime.Now;
//						//importData.UpdateType = "Positioning";
//						;

//					}

//					catch (Exception ex)
//					{
//						Console.WriteLine($"{product.Id}: {ex.Message}");
//					}
//				}

//				try
//				{
//					Console.Write('.');
//				//	await _partSourceContext.SaveChangesAsync();
//					products = await _shopifyClient.Products.GetNext();
//				}

//				catch (Exception ex)
//				{
//					Console.WriteLine($"Retrying: {ex.Message}");

//					products = await _shopifyClient.Products.GetPrevious();
//				}
//			}

//			return new AutomationJobResult
//			{
//				Message = "Positioning updated successfully",
//				IsSuccess = true
//			};
//		}

//		private IList<Fitment> GetPositionOrderedFitments(string partNumber, string lineCode)
//		{
//			partNumber = Regex.Replace(partNumber, "[^a-zA-Z0-9]", string.Empty);

//			IQueryable<string> whiCodes = _partSourceContext.DcfMappings
//				.Where(d => d.LineCode == lineCode)
//				.Select(d => d.WhiCode);

//			return _partSourceContext.Fitments
//				.Where(f => f.PartNumber == partNumber && whiCodes.Contains(f.LineCode) && !string.IsNullOrEmpty(f.Position))
//				.OrderBy(f => f.Position)
//				.ToList();

//		}

//		[SuppressMessage("Globalization", "CA1308:Normalize strings to uppercase", Justification = "It's a Shopify metafield key")]
//		private async Task SavePositionMetafield(Product product, IList<int> vehicleIds, string position)
//		{
//			if (vehicleIds.Count == 0)
//			{
//				return;
//			}

//			string json = JsonConvert.SerializeObject(vehicleIds);
//			if (json.Length >= 100000)
//			{
//				// TODO: Logging
//				return;
//			}

//			string key = position.ToLowerInvariant().Replace(" ", "_");
//			if (key.Length > 20)
//			{
//				key = key.Substring(0, 20);
//			}

//			Metafield vehicleMetafield = new Metafield
//			{
//				Namespace = "position",
//				Key = key,
//				Value = json,
//				ValueType = "json_string",
//				OwnerResource = "product",
//				OwnerId = product.Id
//			};

//			System.Diagnostics.Debug.WriteLine(json);

//			await _shopifyClient.Metafields.Add(vehicleMetafield);
//		}
//	}
//}