using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using UnivateProperties_API.Containers.ProcessFlow;
using UnivateProperties_API.Context;
using UnivateProperties_API.Model.ProcessFlow;

namespace UnivateProperties_API.Repository.ProccessFlow
{
    public class BidRepository : IBidRepository
    {
        private readonly DataContext _dbContext;

        public BidRepository(DataContext dbContext)
        {
            _dbContext = dbContext;
        }

        public List<BidItem> Get(Func<BidItem, bool> where)
        {
            return _dbContext.BidItems.Where(where).ToList();
        }

        public List<BidItem> GetAll()
        {
            return _dbContext.BidItems.ToList();
        }

        public BidItem GetDetailed(Func<BidItem, bool> first)
        {
            var item = _dbContext.BidItems.FirstOrDefault(first);
            return item;
        }

        public List<BidItem> GetDetailedAll()
        {
            return GetAll();
        }

        public List<BidItemDisplay> GetAllBid()
        {
            List<BidItem> bids = _dbContext.BidItems
                .Include("Property")                
                .Include("TimeshareWeek")
                .Include("BidMaker")
                .Include("Status")
                .Include("Property.Owner")
                .Include("Property.Agent")
                .ToList();

            return LoadDisplay(bids);
        }

        public List<BidItemDisplay> GetMyBid(Func<BidItem, bool> where)
        {
            List<BidItem> bids = _dbContext.BidItems
                .Include("Property")
                .Include("TimeshareWeek")
                .Include("BidMaker")
                .Include("Status")
                .Where(where)
                .ToList();

            return LoadDisplay(bids);
        }

        private List<BidItemDisplay> LoadDisplay(List<BidItem> bids)
        {
            List<BidItemDisplay> list = new List<BidItemDisplay>();
            foreach (BidItem item in bids)
            {
                BidItemDisplay bid = new BidItemDisplay()
                {
                    Id = item.Id,
                    Offer = (decimal)item.Amount,
                    Comment = item.Comment,
                    DeclineReason = item.DeclinedReason
                };
     
                if (item.PropertyId != null)
                {
                    bid.Type = "Property";
                    bid.ShortDescription = item.Property.ShortDescription;
                    bid.Description = item.Property.Description;
                    bid.Price = item.Property.Price;
                }
                if (item.TimeshareWeekId != null)
                {
                    bid.Type = "Timeshare";
                    bid.ShortDescription = string.Format("{0} {1} {2}", item.TimeshareWeek.ResortCode, item.TimeshareWeek.WeekNumber, item.TimeshareWeek.UnitNumber);
                    bid.Price = (decimal)item.TimeshareWeek.SellPrice;
                    bid.Resort = item.TimeshareWeek.ResortName;
                    bid.Unit = item.TimeshareWeek.UnitNumber;
                    bid.Module = item.TimeshareWeek.Module;
                }
                if (item.Status != null)
                {
                    bid.StatusCode = item.Status.Code;
                    bid.Status = string.Format("{0} - {1}", item.Status.Code, item.Status.Description);
                }
                if (item.BidMaker != null)
                    bid.MadeBy = item.BidMaker.Name + " " + item.BidMaker.Surname;

                bid.MadeBy = "Bob";

                list.Add(bid);

            }
            return list;
        }

        public void Insert(BidItem item)
        {
            var status = _dbContext.Status.Where(x => x.Code == "E1").FirstOrDefault();
            if (status != null)
                item.StatusId = status.Id;

            _dbContext.Add(item);
            Save();
        }

        public void Insert(IEnumerable<BidItem> items)
        {
            foreach (var item in items)
            {
                _dbContext.Add(item);
            }
            Save();
        }

        public void Remove(BidItem item)
        {
            var i = _dbContext.BidItems.Find(item);
            _dbContext.BidItems.Remove(i);
            Save();
        }

        public void Remove(IEnumerable<BidItem> items)
        {
            foreach (var item in items)
            {
                var i = _dbContext.BidItems.Find(item);
                _dbContext.BidItems.Remove(i);
            }
            Save();
        }

        public void RemoveAtId(int item)
        {
            var i = _dbContext.BidItems.Find(item);
            _dbContext.BidItems.Remove(i);
            Save();
        }

        public void Save()
        {
            _dbContext.SaveChanges();
        }

        public void Update(BidItem item)
        {
            _dbContext.Entry(item).State = EntityState.Modified;
            Save();
        }

        public BidItemDisplay AcceptBid(int id)
        {            
            var item = _dbContext.BidItems
                .Include("Property")
                .Include("TimeshareWeek")
                .Include("BidMaker")
                .Include("Status")
                .Where(x => x.Id == id).FirstOrDefault();

            var status =  (from s in _dbContext.Status
                           where s.Code == "E2"                           
                           select s).FirstOrDefault();

            if (status != null)
            {
                item.StatusId = status.Id;                
            }

            _dbContext.Entry(item).State = EntityState.Modified;
            Save();

            List<BidItem> bids = new List<BidItem>() { item };
            return LoadDisplay(bids).Find(x => x.Id == item.Id);
        }

        public BidItemDisplay DecineBid(BitItemDecline item)
        {            
            var bid = _dbContext.BidItems
                .Include("Property")
                .Include("TimeshareWeek")
                .Include("BidMaker")
                .Include("Status")
                .Where(x => x.Id == item.Id).FirstOrDefault();

            var status = (from s in _dbContext.Status
                          where s.Code == "E3"                          
                          select s).FirstOrDefault();

            if (status != null)
            {
                bid.StatusId = status.Id;               
            }

            bid.DeclinedReason = item.Comment;

            _dbContext.Entry(bid).State = EntityState.Modified;
            Save();

            List<BidItem> bids = new List<BidItem>() { bid };
            return LoadDisplay(bids).Find(x => x.Id == bid.Id);
        }

        public int NewId()
        {
            // Not sure if properties need it
            return 0;
        }
    }
}