using System.Collections.Generic;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Volo.Abp.AspNetCore.Mvc;
using Win_in.Sfs.Basedata.Application.Contracts;
using Win_in.Sfs.Wms.Dashboard.Host.Models;

namespace Win_in.Sfs.Wms.Dashboard.Host.Controllers
{
    using System;
    using System.Linq;

    using Volo.Abp;

    using Win_in.Sfs.Label.Application.Contracts;
    using Win_in.Sfs.Label.Domain;
    using Win_in.Sfs.Shared.Domain.Shared;
    using Win_in.Sfs.Wms.Inventory.Application.Contracts;
    using Win_in.Sfs.Wms.Store.Application.Contracts;

    [ApiController]
    [Route($"{PdaHostConst.ROOT_ROUTE}purchase-receipt")]

    public class PurchaseReceiptController : AbpController
    {
        private readonly IBalanceAppService _balanceApp;
        private readonly IInventoryLabelAppService _labelService;
        private readonly ISupplierAppService _supplierApp;
        private readonly ISupplierAsnAppService _supplierAsnApp;
        private readonly IPurchaseReceiptNoteAppService _purchaseReceiptNoteAppService;
        private readonly IInspectNoteAppService _inspectNoteAppService;

        public PurchaseReceiptController(IBalanceAppService balanceApp, IInventoryLabelAppService labelService, ISupplierAppService supplierApp, ISupplierAsnAppService supplierAsnApp, IPurchaseReceiptNoteAppService purchaseReceiptNoteAppService, IInspectNoteAppService inspectNoteAppService)
        {
            this._balanceApp = balanceApp;
            this._labelService = labelService;
            this._supplierApp = supplierApp;
            this._supplierAsnApp = supplierAsnApp;
            _purchaseReceiptNoteAppService = purchaseReceiptNoteAppService;
            _inspectNoteAppService = inspectNoteAppService;
        }

        /// <summary>
        /// 未上架数量
        /// </summary>
        /// <returns></returns>
        [HttpGet("no-put-away-sum-qty")]
        public virtual async Task<PurchaseReceiptSumQtyDashboardDto> GetNoPutAwaySumQtyAsync()
        {
            var dto = new PurchaseReceiptSumQtyDashboardDto();

            var items = await GetPurchaseReceiptItemDashboardAsync();

            dto = new PurchaseReceiptSumQtyDashboardDto() { Qty = items.Sum(t => t.Qty) };

            return dto;
        }

        /// <summary>
        /// 未上架汇总
        /// </summary>
        /// <returns></returns>
        [HttpGet("no-put-away-by-supplier")]
        public virtual async Task<List<PurchaseReceiptCountBySupplierDashboardDto>> GetNoPutAwayBySupplierAsync()
        {
            var items = await GetPurchaseReceiptItemDashboardAsync();

            var dtos = items.GroupBy(t => t.SupplierShortName)
                .Select(
                    t => new PurchaseReceiptCountBySupplierDashboardDto
                    {
                        SupplierShortName = t.Key,
                        Qty = t.Sum(t1 => t1.Qty)
                    }).OrderBy(t => t.SupplierShortName).ToList();

            return dtos;
        }

        /// <summary>
        /// 未上架明细
        /// </summary>
        /// <returns></returns>
        [HttpGet("no-put-away-item-list")]
        public virtual async Task<List<PurchaseReceiptItemDashboardDto>> GetReceiptItemListAsync()
        {
            return await GetPurchaseReceiptItemDashboardAsync();
        }

        [HttpGet("un-receipt-sum-qty")]
        public virtual async Task<PurchaseReceiptSumQtyDashboardDto> GetUnReceiptSumQtyAsync()
        {
            var dto = new PurchaseReceiptSumQtyDashboardDto();

            var items = await this.GetUnPurchaseReceiptItemDashboardAsync().ConfigureAwait(false);

            dto = new PurchaseReceiptSumQtyDashboardDto() { Qty = items.Sum(t => t.Qty) };

            return dto;
        }

        [HttpGet("un-receipt-count-by-supplier")]
        public virtual async Task<List<PurchaseReceiptCountBySupplierDashboardDto>> GetUnReceiptCountBySupplierQtyAsync()
        {
            var items = await GetUnPurchaseReceiptItemDashboardAsync().ConfigureAwait(false);

            var dtos = items.GroupBy(t => t.SupplierShortName)
                .Select(
                    t => new PurchaseReceiptCountBySupplierDashboardDto
                    {
                        SupplierShortName = t.Key,
                        Qty = t.Sum(t1 => t1.Qty)
                    }).OrderBy(t => t.SupplierShortName).ToList();

            return dtos;
        }

        [HttpGet("un-receipt-item-list")]
        public virtual async Task<List<PurchaseReceiptItemDashboardDto>> GetUnReceiptItemListAsync()
        {
            return await this.GetUnPurchaseReceiptItemDashboardAsync().ConfigureAwait(false);
        }

        private async Task<List<PurchaseReceiptItemDashboardDto>> GetPurchaseReceiptItemDashboardAsync()
        {
            var inspectNoteDetailDto = await _inspectNoteAppService.GetInspectNoteDetailByDayTaskAsync(7).ConfigureAwait(false);//7天数据
            var packingCodeList = inspectNoteDetailDto.Where(p => p.Status == EnumInventoryStatus.OK|| p.Status == EnumInventoryStatus.INSP).Select(p => p.PackingCode).ToList();
            var balances = await _balanceApp.GetListByPackingCodesAsync(packingCodeList);
            balances = balances.Where(p => p.LocationCode == "INSPECT").ToList();

            //var balances = await GetBalancesAsync("INSPECT", EnumInventoryStatus.OK);

            var packingcodes = balances.Select(t => t.PackingCode).Distinct();

            var labels = await GetLabelsAsync(packingcodes);

            var supplierCodes = labels.Select(t => t.SupplierCode).Distinct();

            var suppliers = await GetSuppliersAsync(supplierCodes);

            return ConvertToPurchaseReceiptItemDashboard(balances, labels, suppliers);
        }

        private List<PurchaseReceiptItemDashboardDto> ConvertToPurchaseReceiptItemDashboard(
            List<BalanceDTO> balances,
            List<InventoryLabelDto> labels,
            List<SupplierDTO> suppliers)
        {
            var dtos = new List<PurchaseReceiptItemDashboardDto>();

            foreach (var balance in balances)
            {
                var supplierShortName = string.Empty;

                var label = labels.FirstOrDefault(t => t.Code == balance.PackingCode);

                if (label == null)
                    continue;

                var supplier = suppliers.FirstOrDefault(t => t != null && t.Code == label.SupplierCode);

                if (supplier == null)
                    continue;

                supplierShortName = supplier.ShortName;

                var dto = dtos.Find(t => t.SupplierShortName == supplierShortName && t.ItemCode == balance.ItemCode);

                if (dto == null)
                {
                    dto = new PurchaseReceiptItemDashboardDto();

                    dto.SupplierShortName = supplierShortName;
                    dto.ItemCode = balance.ItemCode;
                    dto.ItemDesc1 = balance.ItemDesc1;
                    dto.Qty = 0;

                    dtos.Add(dto);
                }

                dto.Qty += balance.Qty;
            }

            return dtos.OrderBy(t => t.SupplierShortName).ToList();
        }

        private async Task<List<BalanceDTO>> GetBalancesAsync(string locationCode, EnumInventoryStatus status)
        {
            return await this._balanceApp.GetListByLocationCodeAndStatusAsync(locationCode, status);
        }
        private async Task<List<InventoryLabelDto>> GetLabelsAsync(IEnumerable<string> codes)
        {
            return await this._labelService.GetByCodesAsync(codes);
        }
        private async Task<List<SupplierDTO>> GetSuppliersAsync(IEnumerable<string> codes)
        {
            return await this._supplierApp.GetByCodesAsync(codes);
        }

        private async Task<List<SupplierAsnDTO>> GetSupplierAsnsAsync(int day)
        {
            return await this._supplierAsnApp.GeUnReceivedByDayListAsync(day);
        }

        private List<PurchaseReceiptItemDashboardDto> ConvertToUnPurchaseReceiptItemDashboard(
            List<SupplierAsnDTO> supplierAsns,
            List<SupplierDTO> suppliers)
        {
            var dtos = new List<PurchaseReceiptItemDashboardDto>();

            foreach (var supplierAsn in supplierAsns)
            {
                var supplierShortName = string.Empty;

                var supplier = suppliers.FirstOrDefault(t => t.Code == supplierAsn.SupplierCode);

                if (supplier == null)
                    continue;

                supplierShortName = supplier.ShortName;

                foreach (var detail in supplierAsn.Details)
                {
                    var dto = dtos.Find(t => t.SupplierShortName == supplierShortName && t.ItemCode == detail.ItemCode);

                    if (dto == null)
                    {
                        dto = new PurchaseReceiptItemDashboardDto();

                        dto.SupplierShortName = supplierShortName;
                        dto.ItemCode = detail.ItemCode;
                        dto.ItemDesc1 = detail.ItemDesc1;
                        dto.Qty = 0;

                        dtos.Add(dto);
                    }

                    dto.Qty += detail.Qty;
                }
            }

            return dtos.OrderBy(t => t.SupplierShortName).ToList();
        }

        private async Task<List<PurchaseReceiptItemDashboardDto>> GetUnPurchaseReceiptItemDashboardAsync()
        {
            var dtos = new List<PurchaseReceiptItemDashboardDto>();

            var supplierAsns = await this.GetSupplierAsnsAsync(7).ConfigureAwait(false);//七天数据

            var supplierCodes = supplierAsns.Select(t => t.SupplierCode).Distinct();

            var suppliers = await GetSuppliersAsync(supplierCodes);

            return this.ConvertToUnPurchaseReceiptItemDashboard(supplierAsns, suppliers);
        }
    }


}