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Simulador de Event Sourcing

Simulación del patrón Event Sourcing con almacén de eventos, proyecciones y replay de estado.

Event Stream

#1
OrderCreated 2024-01-15T10:30:00Z

New order #1001 created by customer C-042

#2
ItemAdded 2024-01-15T10:31:15Z

Product P-201 added to order #1001 (qty: 2)

#3
ItemAdded 2024-01-15T10:32:00Z

Product P-305 added to order #1001 (qty: 1)

#4
PaymentProcessed 2024-01-15T10:35:22Z

Payment of $299.97 processed via Stripe

#5
OrderShipped 2024-01-16T08:00:00Z

Order #1001 shipped via FedEx (tracking: FX-928374)

5

Total Events

3

Projections

2

Snapshots

Pattern Visualization

┌──────────────┐     ┌──────────────┐     ┌──────────────┐
│   Command    │────▶│ Event Handler│────▶│  Event Store │
└──────────────┘     └──────────────┘     └──────┬───────┘
                                                 │
                              ┌───────────────────┤
                              ▼                   ▼
                     ┌─────────────────┐  ┌──────────────┐
                     │  Projections    │  │  Snapshots   │
                     │  (Read Models)  │  │  (State)     │
                     └─────────────────┘  └──────────────┘