using System.Linq;
using Centron.BusinessLogic;
using Centron.BusinessLogic.EmployeeArea;
using Centron.BusinessLogic.WebServices.Sales.Receipts;
using Centron.Data.Entities.Administration.Logins;
using Centron.Interfaces;
using Centron.Interfaces.BL;
using Centron.Tests.EndToEnd.Infrastructure;
using Xunit;
using Xunit.Abstractions;

namespace Centron.Tests.EndToEnd.Tests.ReceiptsDefaultArticleSearchQuantity
{
    public class ReceiptsDefaultArticleSearchQuantityTests : EndToEndTest
    {
        public ReceiptsDefaultArticleSearchQuantityTests(ITestOutputHelper testOutputHelper) 
            : base(testOutputHelper)
        {
        }

        // We need a offer so we can create new receipt-items for it, but we don't actually save the offer or something like that
        // We just use it to call CreateArticleReceiptItems
        const int OfferI3D = 1381;
        
        // The main-article 69 has a following-article 49, and the accessory-articles 90, 91, 92, 134
        private const int MainArticleI3D = 69;
        
        private const int FollowingArticleI3D = 46;
        private const int FollowingArticleDefaultQuantity = 20;
            
        private const int AccessoryArticle1I3D = 90;
        private const int AccessoryArticle1DefaultQuantity = 10;
        
        private const int AccessoryArticle2I3D = 91;
        private const int AccessoryArticle2DefaultQuantity = 13;
        
        private const int AccessoryArticle3I3D = 92;
        private const int AccessoryArticle3DefaultQuantity = 17;
        
        private const int AccessoryArticle4I3D = 134;
        private const int AccessoryArticle4DefaultQuantity = 19;

        public override void Execute()
        {
            // This test makes sure that the Article.DefaultArticleSearchQuantity works correctly for following-articles and accessory-articles
            
            this.PrepareDatabase();

            using var session = new BLSession();
            var user = session.GetBL<AppUserBL>().GetAppUser(f => f.I3D == 11);

            var offer = session.GetBL<ReceiptWebServiceBL>().GetReceiptByI3D(OfferI3D, CentronObjectKindNumeric.OfferClass).ThrowIfError();
            
            var receiptItems = session.GetBL<ReceiptItemWebServiceBL>().CreateArticleReceiptItems(
                offer, 
                isExternalArticle: false, 
                MainArticleI3D, 
                externalArticleKind: null, 
                externalArticleId: null, 
                warehouseI3D: -1, 
                new LoggedInUser(user));

            AssertArticleQuantity(FollowingArticleI3D, FollowingArticleDefaultQuantity);
            AssertArticleQuantity(AccessoryArticle1I3D, AccessoryArticle1DefaultQuantity);
            AssertArticleQuantity(AccessoryArticle2I3D, AccessoryArticle2DefaultQuantity);
            AssertArticleQuantity(AccessoryArticle3I3D, AccessoryArticle3DefaultQuantity);
            AssertArticleQuantity(AccessoryArticle4I3D, AccessoryArticle4DefaultQuantity);
            
            this.Verifier.Verify("ReceiptItems", receiptItems);

            void AssertArticleQuantity(int articleI3D, int expectedQuantity)
            {
                var item = receiptItems.Data.ReceiptItems.Single(f => f.ArticleI3D == articleI3D);
                Assert.Equal(expectedQuantity, item.QuantityComplete);
            }
        }

        private void PrepareDatabase()
        {
            this.Sql($"UPDATE dbo.ARTIK SET DefaultArticleSearchQuantity = {FollowingArticleDefaultQuantity} WHERE I3D = {FollowingArticleI3D}");
            this.Sql($"UPDATE dbo.ARTIK SET DefaultArticleSearchQuantity = {AccessoryArticle1DefaultQuantity} WHERE I3D = {AccessoryArticle1I3D}");
            this.Sql($"UPDATE dbo.ARTIK SET DefaultArticleSearchQuantity = {AccessoryArticle2DefaultQuantity} WHERE I3D = {AccessoryArticle2I3D}");
            this.Sql($"UPDATE dbo.ARTIK SET DefaultArticleSearchQuantity = {AccessoryArticle3DefaultQuantity} WHERE I3D = {AccessoryArticle3I3D}");
            this.Sql($"UPDATE dbo.ARTIK SET DefaultArticleSearchQuantity = {AccessoryArticle4DefaultQuantity} WHERE I3D = {AccessoryArticle4I3D}");
        }
    }
}