Biskilog_Accounting/Shared/Interfaces/IProducts.cs

using Biskilog_Accounting.Shared.CustomModels;
using Biskilog_Accounting.Shared.POSModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Biskilog_Accounting.Shared.Interfaces
{
    public interface IProduct
    {
        IEnumerable<Unitofmeasure> GetUnitofmeasures();
        IEnumerable<ProductItem> GetProducts(string a_productKey = "");
        IEnumerable<Tblbrand> GetBrands(string a_brandKey = "");
        IEnumerable<Tblcategory> GetCategories(string a_categoryKey = "");
        IEnumerable<ProductItem> GetLowstockItems();
        Task FetchProducts();
        Task FetchLowStockProducts();
        Task FetchUnits();
        Task FetchBrands();
        Task FetchCategories();
        void RefreshList();
        ProductItem GetProductById(string a_id);
        ProductItem GetProductByName(string name);
        string GetUnitName(string a_unitCode);
        event EventHandler ProductsChanged;
        event EventHandler UnitsChanged;
        event EventHandler BrandsChanged;
        event EventHandler CategoriesChanged;
        Task SyncProducts(List<Tblproduct> a_item);
        Task SyncInventory(List<Tblinventory> a_item);
        Task SyncInventoryEntries(List<Tblinventoryentry> a_item);
        Task SyncPriceChanges(List<Tblpricechange> a_items);
        Task SyncProductAltUnit(List<Productaltunit> a_items);
        Task SyncRestockAsync(List<Restocklevel> a_items);
        Task SyncUnitOfMeasureAsync(List<Unitofmeasure> a_items);
        Task SyncStockAsync(List<Tbstock> a_items);
        Task SyncBrandsAsync(List<Tblbrand> a_items);
        Task SyncCategoriesAsync(List<Tblcategory> a_items);
        DateTime GetLastSyncDate(string a_tablename);
        void SetLastSyncDate(string a_tableName, DateTime a_timestamp);
    }
}