feat: initial boilerplate

api/libraries/event-store/event-store.ts

@@ -0,0 +1,25 @@
+import { EventStore } from "@valkyr/event-store";
+import { MongoAdapter } from "@valkyr/event-store/mongo";
+
+import { container } from "~libraries/database/container.ts";
+
+import { aggregates } from "./aggregates/mod.ts";
+import { events } from "./events/mod.ts";
+import { projector } from "./projector.ts";
+
+export const eventStore = new EventStore({
+  adapter: new MongoAdapter(() => container.get("client"), "balto:event-store"),
+  events,
+  aggregates,
+  snapshot: "auto",
+});
+
+eventStore.onEventsInserted(async (records, { batch }) => {
+  if (batch !== undefined) {
+    await projector.pushMany(batch, records);
+  } else {
+    for (const record of records) {
+      await projector.push(record, { hydrated: false, outdated: false });
+    }
+  }
+});