TodoRepository work

packages/server/src/TodoRepository.ts

@@ -1,9 +1,33 @@
 import { Todo } from "@todo-tests/common/data"
-import { Array, Context, Effect, Option, Ref } from "effect"
+import { Array, Context, Effect, Option, Ref, SubscriptionRef } from "effect"
 
 
 export class TodoRepository extends Context.Tag("TodoRepository")<TodoRepository, Ref.Ref<Todo[]>>() {}
 
+export class TodoRepositoryService {
+    constructor(
+        readonly ref: SubscriptionRef.SubscriptionRef<Todo[]>
+    ) {}
+
+    get(id: string) {
+        return this.ref.get.pipe(
+            Effect.map(Array.findFirst(todo => todo.id === id))
+        )
+    }
+    getIndex(id: string) {
+        return this.ref.get.pipe(
+            Effect.map(Array.findFirstIndex(todo => todo.id === id))
+        )
+    }
+
+    update(todo: Todo) {
+        return Effect.gen(this, function*() {
+            const todoWithSameIDIndex = yield* this.getIndex(todo.id)
+
+        })
+    }
+}
+
 
 export const createDefaultTodos = TodoRepository.pipe(Effect.flatMap(repo =>
     Ref.update(repo, todos =>