using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json;
using PartSource.Data.Contexts;
using PartSource.Data.Models;
using PartSource.Data.Nexpart;
using PartSource.Services;
using Ratermania.Automation.Interfaces;
using Ratermania.Shopify;
using Ratermania.Shopify.Resources;

namespace PartSource.Automation.Jobs.POC
{
    public class GetImageUrls : IAutomationJob
    {
        private readonly NexpartService _nexpartService;
        private readonly FitmentContext _fitmentContext;
        private readonly PartService _partService;
        private readonly ShopifyClient _shopifyClient;

        public GetImageUrls(NexpartService nexpartService, PartService partService, FitmentContext fitmentContext, ShopifyClient shopifyClient)
        {
            _nexpartService = nexpartService;
            _fitmentContext = fitmentContext;
            _partService = partService;
            _shopifyClient = shopifyClient;
        }

        public async Task Run(CancellationToken token, params string[] arguments)
        {
            IList<string> rows = new List<string> {
                "\"Line Code\", \"Part Number\", \"Image URL(s)\""
            };

            using StreamReader reader = new StreamReader("C:\\Users\\Tom\\Desktop\\image parts.csv");
            string line = reader.ReadLine(); // Burn the header row

            while (reader.Peek() > 0)
            {
                line = reader.ReadLine();

                string[] columns = line.Split(",");
                for (int i = 0; i < columns.Length; i++)
                {
                    columns[i] = columns[i].Replace("\"", string.Empty);
                }

                string partsourceCode = columns[0].Trim();
                string partNumber = columns[1].Trim();

                
                IList<DcfMapping> dcfMappings = await _partService.GetDcfMapping(partsourceCode);
                if (dcfMappings.Count == 0)
                {
                    Console.WriteLine($"No images for {partsourceCode} {partNumber}");
                }

                bool hasImage = false;
                foreach (DcfMapping mapping in dcfMappings)
                {
                    if (hasImage)
                    {
                        continue;
                    }

                    SmartPageDataSearch dataSearch = new SmartPageDataSearch
                    {
                        Items = new Item[]
                        {
                            new Item
                            {
                                MfrCode =  mapping.WhiCode,
                                PartNumber = partNumber
                            }
                        },
                        DataOption = new[] { "ALL" }
                    };

                    SmartPageDataSearchResponse response = await _nexpartService.SendRequest<SmartPageDataSearch, SmartPageDataSearchResponse>(dataSearch);

                    if (response.ResponseBody.Item?.Length > 0)
                    {
                        List<string> urls = new List<string>();

                        if (!string.IsNullOrEmpty(response.ResponseBody.Item[0].PrimaryImg?.ImgUrl))
                        {
                            urls.Add(response.ResponseBody.Item[0].PrimaryImg?.ImgUrl);
                        };

                        if (response.ResponseBody.Item[0].AddImgs?.AddImg?.Length > 0)
                        {
                            urls.AddRange(response.ResponseBody.Item[0].AddImgs.AddImg.Select(i => i.AddImgUrl));
                        }

                        if (urls.Count > 0)
                        {
                            rows.Add($"\"{partsourceCode}\", \"{partNumber}\", \"{string.Join(";", urls)}\"");
                            hasImage = true;
                        }
                    }
                }

                if (!hasImage)
                {
                    Console.WriteLine($"No images for {partsourceCode} {partNumber}");
                }
            }

            await File.WriteAllLinesAsync($"C:\\users\\Tom\\desktop\\WHI Images {DateTime.Now:yyyyMMdd}.csv", rows);
        }
    }
}