initialize eventstore

Author: ChristianAlexander

config/config.exs

@@ -23,6 +23,16 @@ config :logger, :console,
 # Use Jason for JSON parsing in Phoenix
 config :phoenix, :json_library, Jason
 
+config :todo_backend, TodoBackend.App,
+  event_store: [
+    adapter: Commanded.EventStore.Adapters.EventStore,
+    event_store: TodoBackend.EventStore
+  ],
+  pubsub: :local,
+  registry: :local
+
+config :todo_backend, event_stores: [TodoBackend.EventStore]
+
 # Import environment specific config. This must remain at the bottom
 # of this file so it overrides the configuration defined above.
 import_config "#{config_env()}.exs"

config/dev.exs

@@ -9,6 +9,14 @@ config :todo_backend, TodoBackend.Repo,
   show_sensitive_data_on_connection_error: true,
   pool_size: 10
 
+config :todo_backend, TodoBackend.EventStore,
+  serializer: Commanded.Serialization.JsonSerializer,
+  username: "postgres",
+  password: "postgres",
+  database: "todo_backend_eventstore_dev",
+  hostname: "localhost",
+  pool_size: 10
+
 # For development, we disable any cache and enable
 # debugging and code reloading.
 #

lib/todo_backend/app.ex

@@ -0,0 +1,3 @@
+defmodule TodoBackend.App do
+  use Commanded.Application, otp_app: :todo_backend
+end

lib/todo_backend/application.ex

@@ -8,6 +8,7 @@ defmodule TodoBackend.Application do
   @impl true
   def start(_type, _args) do
     children = [
+      TodoBackend.App,
       # Start the Ecto repository
       TodoBackend.Repo,
       # Start the Telemetry supervisor

lib/todo_backend/event_store.ex

@@ -0,0 +1,3 @@
+defmodule TodoBackend.EventStore do
+  use EventStore, otp_app: :todo_backend
+end