using Microsoft.EntityFrameworkCore;
using PartSource.Data;
using PartSource.Data.Contexts;
using PartSource.Data.Dtos;
using PartSource.Data.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace PartSource.Services
{
    public class PartService
    {
        private readonly PartSourceContext _partSourceContext;
        private readonly FitmentContext _fitmentContext;

        public PartService(PartSourceContext partSourceContext, FitmentContext fitmentContext)
        {
            _partSourceContext = partSourceContext;
            _fitmentContext = fitmentContext;
        }

        public async Task<PartsAvailability> GetInventory(int sku, int storeNumber)
        {
            return await _partSourceContext.PartAvailabilities.FirstOrDefaultAsync(s => s.Store == storeNumber && s.SKU == sku);
        }

        public async Task<Part> GetPartBySku(string sku)
        {
            return await _fitmentContext.Parts.SingleOrDefaultAsync(p => p.Sku == sku);
        }

        public async Task<IList<DcfMapping>> GetDcfMapping(string partsourceLineCode)
        {
            return await _fitmentContext.DcfMappings
                .Where(dcf => dcf.LineCode == partsourceLineCode)
                .ToListAsync();
        }
    }
}