The cloud manager acts as an intermediary for syncing between the local biskilog server manager and the biskilog accounting web application
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using Cloud_Manager.Models.CustomModels;
using Cloud_Manager.Models.POSModels;
namespace Cloud_Manager.Models.Interfaces
{
public interface IAnalytics
{
/// <summary>
/// Fetches a collection of sales transaction made from the specified start date to the end date
/// </summary>
/// <param name="a_start">Specified Start Date</param>
/// <param name="a_end">Specified end Date</param>
/// <returns></returns>
IEnumerable<Tblcart> GetSalesTransaction(DateTime a_start, DateTime a_end);
/// <summary>
/// Fetches a collection of sales transaction made within a one week period
/// </summary>
/// <returns></returns>
IEnumerable<WeeklySaleItem> GetWeeklySalesTransaction();
/// <summary>
/// Fetches a collection of in-debt customers
/// <returns></returns>
IEnumerable<CustomerAccounts> GetInDebtCustomers();
/// <summary>
/// Fetches a collection of Product Items which are currently out of stock
/// </summary>
/// <returns></returns>
IEnumerable<ProductItem> GetOutOfStockItems();
/// <summary>
/// Fetches a collection of the most purchased Product Items within a specified date range
/// </summary>
/// <param name="a_start"></param>
/// <param name="a_end"></param>
/// <returns></returns>
IEnumerable<MostPurchasedItem> GetMostPurchasedItem(DateTime a_start, DateTime a_end);
/// <summary>
/// Fetches a collection of cancelled transaction within a specified date range
/// </summary>
/// <param name="a_start"></param>
/// <param name="a_end"></param>
/// <returns></returns>
IEnumerable<CancelledSales> GetCancelledSales(DateTime a_start, DateTime a_end);
/// <summary>
/// Fetches a collection of transaction made by employees within a specified date range
/// </summary>
/// <param name="a_start"></param>
/// <param name="a_end"></param>
/// <returns>A dictionary of transactions made by employees with employee name as key</returns>
Dictionary<string, List<SaleItem>> GetEmployeeSales(DateTime a_start, DateTime a_end);
/// <summary>
/// Fetches a collection of product price changes with a specified date range
/// </summary>
/// <param name="a_start"></param>
/// <param name="a_end"></param>
/// <returns></returns>
IEnumerable<ProductPriceChange> GetPriceChanges(DateTime a_start, DateTime a_end);
/// <summary>
/// Fetch the trade summary which is made of the total sales made currently and previous trade
/// </summary>
/// <returns></returns>
TradeSummary GetTradeSummary();
/// <summary>
/// Fetches the most recent sales transactions
/// </summary>
/// <param name="a_limit">The number of rows to return </param>
/// <returns></returns>
IEnumerable<SaleItem> GetRecentSales(int a_limit);
/// <summary>
/// Fetches a collection of product price changes recently made
/// </summary>
/// <param name="a_limit">the number of rows to return</param>
/// <returns></returns>
IEnumerable<ProductPriceChange> GetRecentPriceChanges(int a_limit);
/// <summary>
/// Fetches a collection of price change history per product
/// </summary>
/// <param name="a_limit">the number of products to fetch history</param>
/// <returns></returns>
IEnumerable<ProductPriceChange> GetProductPriceChangeHistory(int a_limit);
/// <summary>
/// Fetches a collection of sales transaction grouped by category made within a one week period
/// </summary>
/// <returns></returns>
IEnumerable<WeeklyCategorySummary> GetWeeklySalesCategoryTransaction(int a_limit);
}
}