using FastReport;
using System.Collections.Generic;
using System.Data;

namespace WpfDemo
{
    internal static class SampleData
    {
        private static DataSet dataSet;
        private static List<Category> businessObject;

        private static void CreateDataSources()
        {
            dataSet = new DataSet();
            dataSet.ReadXml(Folders.DataFolder + "nwind.xml");

            businessObject = new List<Category>();

            Category category = new Category("Beverages", "Soft drinks, coffees, teas, beers");
            category.Products.Add(new Product("Chai", 18m));
            category.Products.Add(new Product("Chang", 19m));
            category.Products.Add(new Product("Ipoh coffee", 46m));
            businessObject.Add(category);

            category = new Category("Confections", "Desserts, candies, and sweet breads");
            category.Products.Add(new Product("Chocolade", 12.75m));
            category.Products.Add(new Product("Scottish Longbreads", 12.5m));
            category.Products.Add(new Product("Tarte au sucre", 49.3m));
            businessObject.Add(category);

            category = new Category("Seafood", "Seaweed and fish");
            category.Products.Add(new Product("Boston Crab Meat", 18.4m));
            category.Products.Add(new Product("Red caviar", 15m));
            businessObject.Add(category);
        }

        public static void RegisterData(Report report)
        {
            if (dataSet == null)
                CreateDataSources();

            report.RegisterData(dataSet, "NorthWind");
            report.RegisterData(businessObject, "Categories BusinessObject");
        }

        public class Category
        {
            private string name;
            private string description;
            private List<Product> products;

            public string Name
            {
                get { return name; }
            }

            public string Description
            {
                get { return description; }
            }

            public List<Product> Products
            {
                get { return products; }
            }

            public Category(string name, string description)
            {
                this.name = name;
                this.description = description;
                products = new List<Product>();
            }
        }

        public class Product
        {
            private string name;
            private decimal unitPrice;

            public string Name
            {
                get { return name; }
            }

            public decimal UnitPrice
            {
                get { return unitPrice; }
            }

            public Product(string name, decimal unitPrice)
            {
                this.name = name;
                this.unitPrice = unitPrice;
            }
        }
    }
}