using Api.SeaHavenIndustries.DTOs;
using Data.SeaHavenIndustries;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Data.SqlClient;
using Microsoft.EntityFrameworkCore;
using System.Linq;
using static System.Runtime.InteropServices.JavaScript.JSType;

namespace Api.SeaHavenIndustries.Controllers
{
    [Authorize]
    [ApiController]
    [Route("api/Quotes")]
    public class QuotesController : Controller
    {
        private readonly UserManager<ApplicationUser> _userManager;
        private readonly ApplicationDbContext _db;
        private readonly IWebHostEnvironment _webHostEnvironment;
        IHttpContextAccessor _httpContext;
        public QuotesController(UserManager<ApplicationUser> userManager, ApplicationDbContext db, IWebHostEnvironment webHostEnvironment, IHttpContextAccessor httpContext)
        {
            _userManager = userManager;
            _db = db;
            _webHostEnvironment = webHostEnvironment;
            _httpContext = httpContext;
        }
        [HttpPost]
        [Route("AddQuote")]
        public async Task<IActionResult> AddQuote([FromBody] Quote_DTO model)
        {
            try
            {
                Random rnd = new Random();
                int id = rnd.Next(1, 99999);
                Quotes quotes = new Quotes();
                quotes.QuotId = id.ToString();
                quotes.ContactId = model.ContactId;
                quotes.PO = model.PO;
                quotes.TT = model.TT;
                quotes.ProjectName = model.ProjectName;
                quotes.Date = DateTime.Parse(model.Date);
                quotes.WorkorderId = model.WorkorderId;
                quotes.SiteName = model.SiteName;
                quotes.SiteId = model.SiteId;
                quotes.BillingAddress = model.BillingAddress;
                quotes.LineItems = quotes.LineItems == null ? new List<QuotesLineItems>() : quotes.LineItems;
                if (model.LineItems != null && model.LineItems.Any())
                {
                    foreach (var lineItemDto in model.LineItems)
                    {
                        QuotesLineItems lineItem = new QuotesLineItems()
                        {
                            LineitemNumber = lineItemDto.LineitemNumber,
                            Lineitem = lineItemDto.Lineitem,
                            Descriptions = lineItemDto.Descriptions
                        };
                        quotes.LineItems.Add(lineItem);
                    }
                }
                _db.Quotes.Add(quotes);
                await _db.SaveChangesAsync();
                return Ok(new DataResponse { Message = "Updated Successfully", Status = "200" });
            }
            catch (Exception ex)
            {
                return BadRequest(new Response { Status = "Error", Message = ex.Message });
            }
        }

        [HttpPut]
        [Route("EditQuote")]
        public async Task<IActionResult> EditQuote([FromBody] EditQuote_DTO model)
        {
            try
            {
                var quotes = _db.Quotes.Where(w => w.Id == model.id).FirstOrDefault();
                if (quotes != null)
                {
                    quotes.QuotId = model.QuotId;
                    quotes.ContactId = model.ContactId;
                    quotes.PO = model.PO;
                    quotes.TT = model.TT;
                    quotes.ProjectName = model.ProjectName;
                    quotes.Date = DateTime.Parse(model.Date);
                    quotes.WorkorderId = model.WorkorderId;
                    quotes.SiteName = model.SiteName;
                    quotes.SiteId = model.SiteId;
                    quotes.BillingAddress = model.BillingAddress;

                    var existQuoteLine = _db.QuotesLines.Where(w => w.QuoteId == model.id).ToList();
                    if (existQuoteLine.Count() > 0)
                    {
                        _db.QuotesLines.RemoveRange(existQuoteLine);
                    }
                    quotes.LineItems = quotes.LineItems == null ? new List<QuotesLineItems>() : quotes.LineItems;
                    if (model.LineItems != null && model.LineItems.Any())
                    {
                        foreach (var lineItemDto in model.LineItems)
                        {
                            QuotesLineItems lineItem = new QuotesLineItems()
                            {
                                LineitemNumber = lineItemDto.LineitemNumber,
                                Lineitem = lineItemDto.Lineitem,
                                Descriptions = lineItemDto.Descriptions
                            };
                            quotes.LineItems.Add(lineItem);
                        }
                    }
                    _db.Update(quotes);
                }
                else
                {
                    return BadRequest("ID not matched!");
                }
                await _db.SaveChangesAsync();
                return Ok(new DataResponse { Message = "Updated Successfully", Status = "200" });
            }
            catch (Exception ex)
            {
                return BadRequest(new Response { Status = "Error", Message = ex.Message });
            }
        }

        [HttpDelete]
        [Route("DeleteQuote")]
        public IActionResult DeleteQuote(EditQuote_DTO model)
        {
            int id = model.id;
            try 
            {
                var data = _db.Quotes.Where(w => w.Id == id).FirstOrDefault();
                if (data != null)
                {
                    var existlineitem = _db.QuotesLines.Where(w => w.QuoteId == id).ToList();
                    if (existlineitem.Any())
                    {
                        _db.QuotesLines.RemoveRange(existlineitem);
                    }
                    _db.Quotes.Remove(data);
                }
                else
                {
                    return BadRequest("ID not matched!");
                }
                _db.SaveChanges();
                return Ok(new DataResponse { Message = "Removed Successfully", Status = "200" });
            }
            catch (Exception ex)
            {
                return BadRequest(new Response { Status = "Error", Message = ex.Message });
            }
        }

        [HttpGet]
        [Route("GetQuoutes")]
        public IActionResult GetQuotes(string search = "", int page = 1, int pageSize = 10)
        {
            var totalCount = _db.Quotes.Count();
            var data = _db.Quotes.Include(s => s.WorkOrder).AsNoTracking().Where(w => w.QuotId.ToLower().Contains(search.ToLower()) || w.SiteName.ToLower().Contains(search.ToLower()) || w.WorkOrder.WorkerOrderTitle.ToLower().Contains(search.ToLower())).Select(s => new
            {
                s.Id,
                QuoteId = "QO-" + s.QuotId,
                WorkOrder = s.WorkOrder != null ? s.WorkOrder.WorkerOrderNumber : "",
                s.ProjectName,
                TotalAmount = "$" + s.LineItems.Sum(s => s.Lineitem.Value).ToString(),
                s.SiteName,
                s.SiteId,
                s.PO,
                s.TT,
                s.BillingAddress,
                s.Status,
                s.ContactId,
                s.Date,
                lineitems = s.LineItems.Select(q => new { q.Descriptions, q.Lineitem, q.LineitemNumber}),
            }).OrderByDescending(d => d.Id).ToList().Skip((page - 1) * pageSize)
                    .Take(pageSize);

            // Calculate the number of pages
            var totalPages = (int)Math.Ceiling(totalCount / (double)pageSize);

            // Create a view model containing the paged items and pagination metadata
            var viewModel = new Pagination_DTO
            {
                Data = data,
                PageNumber = page,
                PageSize = pageSize,
                TotalCount = totalCount,
                TotalPages = totalPages
            };
            return Ok(viewModel);
        }

        [HttpGet]
        [Route("GetQuoutesdetailsAgainstWorkOrder")]
        public async Task<IActionResult> GetQuoutesdetailsAgainstWorkOrder(int woId)
        {
            var data = await _db.workOrders.Include(s => s.Locations).Where(w => w.Id == woId).Select(s => new
            {
                s.Id,
                s.PO,
                s.TT,
                s.Locations.Title,
                s.Locations.Name
            }).ToListAsync();
            return Ok(data);
        }

        [HttpGet]
        [Route("GetQuoutesById")]
        public async Task<IActionResult> GetQuoutesById(int id)
        {
            var data = await _db.Quotes.Where(s => s.Id == id).Include(s => s.WorkOrder).Select(s => new
            {
                s.Id,
                s.QuotId,
                s.Date,
                s.Contacts.Name,
                s.PO,
                s.TT,
                s.SiteName,
                s.ProjectName,
                s.SiteId,
                s.BillingAddress,
                s.ShippingAddress,
                lineitems = s.LineItems.Select(q => new { q.Descriptions, q.Lineitem }),
                TotalAmount = "$" + s.LineItems.Sum(s => s.Lineitem.Value).ToString()
            }).FirstOrDefaultAsync();
            return Ok(data);
        }

        [HttpGet]
        [Route("GetReporting")]
        public async Task<IActionResult> GetReporting()
        {
            var totalCreatedWorkOrder = await _db.workOrders.CountAsync();
            var totalCompleted = _db.workOrders.Count(w => w.Status == "Done");
            var totalSev1 = _db.workOrders.Count(w => w.Priority == "Sev 1");
            var totalSev2 = _db.workOrders.Count(w => w.Priority == "Sev 2");
            var totalSev3 = _db.workOrders.Count(w => w.Priority == "Sev 3");
            var totalSev4 = _db.workOrders.Count(w => w.Priority == "Sev 4");
            var totalSev5 = _db.workOrders.Count(w => w.Priority == "Sev 5");

            var data = new Reporting_DTO
            {
                TotalCreatedWorkOrder = totalCreatedWorkOrder,
                TotalCompleted = totalCompleted,
                TotalSev1 = totalSev1,
                TotalSev2 = totalSev2,
                TotalSev3 = totalSev3,
                TotalSev4 = totalSev4,
                TotalSev5 = totalSev5
            };

            return Ok(data);
        }
    }
}