public When_multiple_conditions_are_registered_on_a_projection()
            {
                When(() =>
                {
                    action = () =>
                    {
                        var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                        mapBuilder.HandleProjectionModificationsAs((key, context, projector, options) =>
                        {
                            throw new InvalidOperationException("Modification should not be called.");
                        });

                        mapBuilder.HandleProjectionDeletionsAs((key, context, options) =>
                        {
                            throw new InvalidOperationException("Deletion should not be called.");
                        });

                        mapBuilder.HandleCustomActionsAs((context, projector) =>
                        {
                            throw new InvalidOperationException("Custom action should not be called.");
                        });

                        mapBuilder.Map <ProductAddedToCatalogEvent>()
                        .When(e => e.Category == "Hybrids")
                        .AsUpdateOf(e => e.ProductKey).Using((p, e, ctx) => p.Category = e.Category);

                        mapBuilder.Map <ProductAddedToCatalogEvent>()
                        .When(e => e.Category == "Electrics")
                        .AsDeleteOf(e => e.ProductKey);

                        var map = mapBuilder.Build();
                    };
                });
            }
Exemple #2
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        private EventMapBuilder <Dictionary <Guid, PaymentModel> > CreatePaymentEventMap()
        {
            var mapBuilder = new EventMapBuilder <Dictionary <Guid, PaymentModel> >();

            mapBuilder.Map <OrderPaymentCreated>().As((OrderPayment, events) =>
            {
                CreatePayment(OrderPayment);
            });

            mapBuilder.Map <OrderPaymentPaid>().As((OrderPayment, events) =>
            {
                UpdateStatus(OrderPayment);
            });
            return(mapBuilder);
        }
            public When_an_updating_event_should_ignore_missing_projections()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .AsUpdateOf(e => e.ProductKey)
                    .IgnoringMisses()
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;
                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Update = (key, context, projector, createIfMissing) => Task.FromResult(false)
                    });
                });

                WhenLater(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_an_event_is_mapped_as_a_delete()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder
                    .Map <ProductDiscontinuedEvent>()
                    .AsDeleteOf(e => e.ProductKey)
                    .ThrowingIfMissing();

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Delete = (key, context) =>
                        {
                            isDeleted = true;
                            return(Task.FromResult(true));
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_a_condition_is_not_met()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <object>();
                    mapBuilder.Map <ProductAddedToCatalogEvent>()
                    .When(e => e.Category == "Electric")
                    .As((e, ctx) =>
                    {
                        projection.Category = e.Category;

                        return(Task.FromResult(0));
                    });

                    mapBuilder.HandleCustomActionsAs((context, projector) =>
                    {
                        throw new InvalidOperationException("Custom action should not be called.");
                    });

                    map = mapBuilder.Build();
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new object());
                });
            }
            public When_deleting_a_non_existing_event_should_be_handled_manually()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder
                    .Map <ProductDiscontinuedEvent>()
                    .AsDeleteOf(e => e.ProductKey)
                    .HandlingMissesUsing((key, context) =>
                    {
                        missedKey = key;
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Delete = (key, context) => Task.FromResult(false)
                    });
                });

                WhenLater(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_deleting_a_non_existing_event_should_be_handled_manually_from_context()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder
                    .Map <ProductDiscontinuedEvent>()
                    .AsDeleteOf((e, context) => context.EventHeaders["ProductId"] as string)
                    .HandlingMissesUsing((key, context) =>
                    {
                        missedKey = key;
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Delete = (key, context) => Task.FromResult(false)
                    });
                });

                WhenLater(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new ProjectionContext()
                    {
                        EventHeaders = new Dictionary <string, object>(1)
                        {
                            { "ProductId", "1234" }
                        }
                    });
                });
            }
            public When_an_event_is_mapped_as_a_custom_action()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <object>();
                    mapBuilder.Map <ProductDiscontinuedEvent>().As((@event, context) =>
                    {
                        involvedKey = @event.ProductKey;

                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <object>
                    {
                        Custom = (context, projector) => projector()
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new object());
                });
            }
            public When_a_condition_is_met()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <object>();
                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .When(e => e.Category == "Hybrids")
                    .As((e, ctx) =>
                    {
                        involvedKey = e.ProductKey;
                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <object>
                    {
                        Custom = (context, projector) => projector()
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new object());
                });
            }
Exemple #10
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        public static async Task PlayThing()
        {
            var mapBuilder = new EventMapBuilder <GiftCardProjectionContext>();

            mapBuilder
            .Map <RedeemedEvent>()
            .When((evt, context) =>
            {
                Console.WriteLine("in conditional");
                return(Task.FromResult(evt.Credits > 0));
            })
            .As((evt, context) =>
            {
                Console.WriteLine("in as");
                return(Task.CompletedTask);
            });

            var projectorMap = new ProjectorMap <GiftCardProjectionContext>
            {
                Custom = (context, projector) =>
                {
                    Console.WriteLine("in projector");

                    return(projector());
                }
            };

            var map = mapBuilder.Build(projectorMap);

            var a = await map.Handle(new RedeemedEvent(5), new GiftCardProjectionContext());

            Console.ReadLine();
        }
Exemple #11
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        private EventMapBuilder <Balance> CreateBalanceEventMap()
        {
            var mapBuilder = new EventMapBuilder <Balance>();

            mapBuilder.Map <OrderPaymentPaid>().As((OrderPayment, balance) =>
            {
                AddBalance(OrderPayment, balance);
            });
            return(mapBuilder);
        }
Exemple #12
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        private void BuildCountryProjector()
        {
            var countryMapBuilder = new EventMapBuilder <CountryLookup, string, ProjectionContext>();

            countryMapBuilder
            .Map <CountryRegisteredEvent>()
            .AsCreateOf(anEvent => anEvent.Code)
            .Using((country, anEvent) => country.Name = anEvent.Name);

            countryLookupProjector = new ExampleProjector <CountryLookup>(countryMapBuilder, store);
        }
        public BalanceProjection(IStreamStore streamStore, StreamId streamId)
        {
            var mapBuilder = new EventMapBuilder <Balance>();

            mapBuilder.Map <Deposited>().As((deposited, balance) =>
            {
                balance.Add(deposited.Amount);
            });

            mapBuilder.Map <Withdrawn>().As((withdrawn, balance) =>
            {
                balance.Subtract(withdrawn.Amount);
            });

            _map = mapBuilder.Build(new ProjectorMap <Balance>()
            {
                Custom = (context, projector) => projector()
            });

            streamStore.SubscribeToStream(streamId, null, StreamMessageReceived);
        }
        private void BuildCountryProjector()
        {
            var countryMapBuilder = new EventMapBuilder <CountryLookup, string, RavenProjectionContext>();

            countryMapBuilder
            .Map <CountryRegisteredEvent>()
            .AsCreateOf(anEvent => anEvent.Code)
            .Using((country, anEvent) => country.Name = anEvent.Name);

            countryProjector = new RavenChildProjector <CountryLookup>(countryMapBuilder, (lookup, key) => lookup.Id = key)
            {
                Cache = new LruProjectionCache <CountryLookup>(20000, TimeSpan.FromSeconds(30), TimeSpan.FromMinutes(2), p => p.Id, () => DateTime.UtcNow)
            };
        }
        private void BuildCountryProjector()
        {
            var countryMapBuilder = new EventMapBuilder <CountryLookup, string, RavenProjectionContext>();

            countryMapBuilder
            .Map <CountryRegisteredEvent>()
            .AsCreateOf(anEvent => anEvent.Code)
            .Using((country, anEvent) => country.Name = anEvent.Name);

            countryProjector = new RavenChildProjector <CountryLookup>(countryMapBuilder)
            {
                Cache = cache
            };
        }
            public When_a_condition_is_not_met_on_a_projection()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder.HandleProjectionModificationsAs(async(key, context, projector, options) =>
                    {
                        projection = new ProductCatalogEntry
                        {
                            Id = key,
                        };

                        await projector(projection);
                    });

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .When(e => e.Category == "Electric")
                    .AsUpdateOf(e => e.ProductKey)
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;

                        return(Task.FromResult(0));
                    });

                    mapBuilder.HandleProjectionDeletionsAs((key, context, options) =>
                    {
                        throw new InvalidOperationException("Deletion should not be called.");
                    });

                    mapBuilder.HandleCustomActionsAs((context, projector) =>
                    {
                        throw new InvalidOperationException("Custom action should not be called.");
                    });

                    map = mapBuilder.Build();
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_an_event_is_mapped_as_a_create_if_does_not_exist()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .AsCreateIfDoesNotExistOf(e => e.ProductKey)
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;
                        return(Task.FromResult(0));
                    });

                    mapBuilder.HandleProjectionModificationsAs(async(key, context, projector, options) =>
                    {
                        projection = new ProductCatalogEntry
                        {
                            Id = key,
                        };

                        this.options = options;
                        await projector(projection);
                    });

                    mapBuilder.HandleProjectionDeletionsAs((key, context, options) =>
                    {
                        throw new InvalidOperationException("Deletion should not be called.");
                    });

                    mapBuilder.HandleCustomActionsAs((context, projector) =>
                    {
                        throw new InvalidOperationException("Custom action should not be called.");
                    });

                    map = mapBuilder.Build();
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_a_creating_event_should_allow_manual_handling_of_duplicates()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .AsCreateOf(e => e.ProductKey)
                    .HandlingDuplicatesUsing((duplicate, @event, context) =>
                    {
                        duplicateProjection = existingProjection;
                        return(true);
                    })
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;
                        return(Task.FromResult(0));
                    });

                    existingProjection = new ProductCatalogEntry
                    {
                        Id       = "c350E",
                        Category = "OldCategory",
                    };

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Create = async(key, context, projector, shouldOverwrite) =>
                        {
                            if (shouldOverwrite(existingProjection))
                            {
                                await projector(existingProjection);
                            }
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(new ProductAddedToCatalogEvent
                    {
                        Category   = "NewCategory",
                        ProductKey = "c350E"
                    },
                                     new ProjectionContext());
                });
            }
        private void BuildCountryProjector()
        {
            var countryMapBuilder = new EventMapBuilder <CountryLookup, string, NHibernateProjectionContext>();

            countryMapBuilder
            .Map <CountryRegisteredEvent>()
            .AsCreateOf(anEvent => anEvent.Code)
            .Using((country, anEvent) => country.Name = anEvent.Name);

            countryProjector = new NHibernateChildProjector <CountryLookup, string>(countryMapBuilder, (lookup, identity) => lookup.Id = identity)
            {
                // We use a local LRU cache for the countries to avoid unnecessary database lookups.
                Cache = new LruProjectionCache <CountryLookup, string>(
                    20000, TimeSpan.FromSeconds(30), TimeSpan.FromMinutes(2), p => p.Id, () => DateTime.UtcNow)
            };
        }
Exemple #20
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        private EntityFrameworkProjector <Transaction, Guid, ProjectorState> BuildTransactionProjector(Func <DbContext> dbContextProvider)
        {
            var transactionMapBuilder = new EventMapBuilder <Transaction, Guid, EntityFrameworkProjectionContext>();

            transactionMapBuilder
            .Map <AmountDeposited>()
            .AsCreateOf(@event => @event.TransactionId)
            .Using((entity, @event) =>
            {
                entity.Type      = TransactionType.Deposit;
                entity.Amount    = @event.Amount;
                entity.AccountId = @event.AccountId;
                entity.CreatedOn = DateTime.UtcNow;
            });

            return(new EntityFrameworkProjector <Transaction, Guid, ProjectorState>(dbContextProvider, transactionMapBuilder, (entity, key) => entity.Id = key));
        }
            public When_an_updating_event_should_create_a_missing_projection_from_context()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .AsUpdateOf((e, context) => context.EventHeaders["ProductId"] as string)
                    .CreatingIfMissing()
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;
                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Update = (key, context, projector, createIfMissing) =>
                        {
                            shouldCreate = true;

                            return(Task.FromResult(0));
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new ProjectionContext()
                    {
                        EventHeaders = new Dictionary <string, object>(1)
                        {
                            { "ProductId", "1234" }
                        }
                    });
                });
            }
            public When_a_creating_event_must_ignore_an_existing_projection()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .AsCreateOf(e => e.ProductKey).IgnoringDuplicates()
                    .Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;
                        return(Task.FromResult(0));
                    });

                    existingProjection = new ProductCatalogEntry
                    {
                        Id       = "c350E",
                        Category = "Fosile",
                    };

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Create = async(key, context, projector, shouldOverwrite) =>
                        {
                            if (shouldOverwrite(existingProjection))
                            {
                                await projector(existingProjection);
                            }
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_an_event_is_mapped_as_a_delete_if_exists()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder.Map <ProductDiscontinuedEvent>().AsDeleteIfExistsOf(e => e.ProductKey);

                    mapBuilder.HandleProjectionDeletionsAs((key, context, options) =>
                    {
                        projection = new ProductCatalogEntry
                        {
                            Id      = key,
                            Deleted = true
                        };

                        this.options = options;
                        return(Task.FromResult(0));
                    });

                    mapBuilder.HandleProjectionModificationsAs((key, context, projector, options) =>
                    {
                        throw new InvalidOperationException("Modification should not be called.");
                    });

                    mapBuilder.HandleCustomActionsAs((context, projector) =>
                    {
                        throw new InvalidOperationException("Custom action should not be called.");
                    });

                    map = mapBuilder.Build();
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_an_event_is_mapped_as_a_custom_action_on_a_projection()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();

                    mapBuilder.HandleCustomActionsAs((context, projector) =>
                    {
                        customActionDecoratorExecuted = true;
                        return(projector());
                    });

                    mapBuilder.HandleProjectionModificationsAs((key, context, projector, options) =>
                    {
                        throw new InvalidOperationException("Modification should not be called.");
                    });

                    mapBuilder.HandleProjectionDeletionsAs((key, context, options) =>
                    {
                        throw new InvalidOperationException("Deletion should not be called.");
                    });

                    mapBuilder.Map <ProductDiscontinuedEvent>().As((@event, context) =>
                    {
                        involvedKey = @event.ProductKey;

                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build();
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductDiscontinuedEvent
                    {
                        ProductKey = "c350E"
                    },
                        new ProjectionContext());
                });
            }
            public When_a_global_filter_is_not_met()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <object>()
                                     .Where((@event, context) =>
                    {
                        if (@event is ProductAddedToCatalogEvent addedEvent)
                        {
                            return(Task.FromResult(addedEvent.Category == "Electric"));
                        }

                        return(Task.FromResult(true));
                    });

                    mapBuilder
                    .Map <ProductAddedToCatalogEvent>()
                    .As((e, ctx) =>
                    {
                        involvedKey = e.ProductKey;

                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <object>
                    {
                        Custom = (context, projector) => projector()
                    });
                });

                When(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                        new object());
                });
            }
            public When_event_should_create_a_new_projection_from_context()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder.Map <ProductAddedToCatalogEvent>().AsCreateOf((e, context) => context.EventHeaders["ProductId"] as string).Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;

                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Create = async(key, context, projector, shouldOverwrite) =>
                        {
                            projection = new ProductCatalogEntry
                            {
                                Id = key,
                            };

                            await projector(projection);
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(new ProductAddedToCatalogEvent
                    {
                        Category = "Hybrids"
                    },
                                     new ProjectionContext()
                    {
                        EventHeaders = new Dictionary <string, object>(1)
                        {
                            { "ProductId", "1234" }
                        }
                    });
                });
            }
            public When_an_updating_event_should_throw_on_misses()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder.Map <ProductAddedToCatalogEvent>().AsUpdateOf(e => e.ProductKey).Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;

                        return(Task.FromResult(0));
                    });

                    existingProjection = new ProductCatalogEntry
                    {
                        Id       = "c350E",
                        Category = "OldCategory",
                    };

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Update = async(key, context, projector, createIfMissing) =>
                        {
                            if (createIfMissing())
                            {
                                await projector(existingProjection);
                            }
                        }
                    });
                });

                WhenLater(async() =>
                {
                    await map.Handle(
                        new ProductAddedToCatalogEvent
                    {
                        ProductKey = "c350E",
                        Category   = "NewCategory"
                    },
                        new ProjectionContext());
                });
            }
            public When_multiple_conditions_are_registered()
            {
                When(() =>
                {
                    action = () =>
                    {
                        var mapBuilder = new EventMapBuilder <object>();

                        mapBuilder.Map <ProductAddedToCatalogEvent>()
                        .When(e => e.Category != "Hybrids")
                        .When(e => e.Category != "Electrics")
                        .As((e, ctx) =>
                        {
                        });

                        var map = mapBuilder.Build(new ProjectorMap <object>
                        {
                            Custom = (context, projector) => throw new InvalidOperationException("Custom action should not be called.")
                        });
                    };
                });
            public When_event_should_create_a_new_projection()
            {
                Given(() =>
                {
                    var mapBuilder = new EventMapBuilder <ProductCatalogEntry, string, ProjectionContext>();
                    mapBuilder.Map <ProductAddedToCatalogEvent>().AsCreateOf(e => e.ProductKey).Using((p, e, ctx) =>
                    {
                        p.Category = e.Category;

                        return(Task.FromResult(0));
                    });

                    map = mapBuilder.Build(new ProjectorMap <ProductCatalogEntry, string, ProjectionContext>
                    {
                        Create = async(key, context, projector, shouldOverwrite) =>
                        {
                            projection = new ProductCatalogEntry
                            {
                                Id = key,
                            };

                            await projector(projection);
                        }
                    });
                });

                When(async() =>
                {
                    await map.Handle(new ProductAddedToCatalogEvent
                    {
                        Category   = "Hybrids",
                        ProductKey = "c350E"
                    },
                                     new ProjectionContext());
                });
            }
Exemple #30
0
        private void BuildDocumentProjector()
        {
            var documentMapBuilder = new EventMapBuilder <DocumentCountProjection, string, RavenProjectionContext>();

            documentMapBuilder
            .Map <WarrantAssignedEvent>()
            .AsCreateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "Warrant";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <CertificateIssuedEvent>()
            .AsCreateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "Certificate";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <ConstitutionEstablishedEvent>()
            .AsUpdateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "Constitution";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <LicenseGrantedEvent>()
            .AsCreateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "Audit";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <ContractNegotiatedEvent>()
            .AsCreateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "Task";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <BondIssuedEvent>()
            .AsCreateOf(anEvent => anEvent.Number)
            .Using((document, anEvent) =>
            {
                document.Type    = "IsolationCertificate";
                document.Kind    = anEvent.Kind;
                document.Country = anEvent.Country;
                document.State   = anEvent.InitialState;
            });

            documentMapBuilder
            .Map <AreaRestrictedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.RestrictedArea = anEvent.Area);

            documentMapBuilder
            .Map <AreaRestrictionCancelledEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.RestrictedArea = null);

            documentMapBuilder
            .Map <StateTransitionedEvent>()
            .When(anEvent => anEvent.State != "Closed")
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.State = anEvent.State);

            documentMapBuilder
            .Map <StateRevertedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.State = anEvent.State);

            documentMapBuilder
            .Map <DocumentArchivedEvent>()
            .AsDeleteOf(anEvent => anEvent.DocumentNumber);

            documentMapBuilder
            .Map <CountryCorrectedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.Country = anEvent.Country);

            documentMapBuilder
            .Map <NextReviewScheduledEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.NextReviewAt = anEvent.NextReviewAt);

            documentMapBuilder
            .Map <LifetimeRestrictedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.LifetimePeriodEnd = anEvent.PeriodEnd);

            documentMapBuilder
            .Map <LifetimeRestrictionRemovedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) => document.LifetimePeriodEnd = null);

            documentMapBuilder
            .Map <ValidityPeriodPlannedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) =>
            {
                ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
                period.From           = anEvent.From;
                period.To             = anEvent.To;
            });

            documentMapBuilder
            .Map <ValidityPeriodResetEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) =>
            {
                ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
                period.From           = null;
                period.To             = null;
            });

            documentMapBuilder
            .Map <ValidityPeriodApprovedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) =>
            {
                ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
                period.Status         = "Valid";

                ValidityPeriod lastValidPeriod = document.Periods.LastOrDefault(aPeriod => aPeriod.Status == "Valid");

                ValidityPeriod[] contiguousPeriods = GetPreviousContiguousValidPeriods(document.Periods, lastValidPeriod)
                                                     .OrderBy(x => x.Sequence).ToArray();

                document.StartDateTime = contiguousPeriods.Any() ? contiguousPeriods.First().From : DateTime.MinValue;
                document.EndDateTime   = contiguousPeriods.Any() ? contiguousPeriods.Last().To : DateTime.MaxValue;
            });

            documentMapBuilder
            .Map <ValidityPeriodClosedEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) =>
            {
                ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
                period.Status         = "Closed";
                period.To             = anEvent.ClosedAt;
            });

            documentMapBuilder
            .Map <ValidityPeriodCanceledEvent>()
            .AsUpdateOf(anEvent => anEvent.DocumentNumber)
            .Using((document, anEvent) =>
            {
                ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
                period.Status         = "Canceled";
            });

            documentProjector = new RavenProjector <DocumentCountProjection>(
                sessionFactory,
                documentMapBuilder,
                (projection, identity) => projection.Id = identity,
                new[] { countryProjector })
            {
                BatchSize = 20,
                Cache     = cache
            };
        }