docs(NOTES): adding ideas about how to do the dynamic repositories

NOTES.md

@@ -49,3 +49,50 @@ It's not like that is a bad thing, given this is also one of the downsides I wit
 
 sea-orm-cli generate entity -u postgresql://miniweb:miniweb@localhost:54321/miniweb -o entity/src --lib
 
+
+
+## Admin Registry
+
+### Dynamic index functions
+
+
+### Dynamic Repo Traits
+
+```rust
+trait AdminRepository {
+    type Item;
+    type List;
+
+    fn get_item(&self, id: usize) -> Option<Self::Item>;
+    fn get_list(&self) -> Self::List;
+}
+
+struct AdminRegistry {
+    repositories: HashMap<String, Box<dyn Any>>,
+}
+
+impl AdminRegistry {
+    fn register<R: AdminRepository + 'static>(&mut self, name: &str, repository: R) {
+        self.repositories.insert(name.to_string(), Box::new(repository));
+    }
+}
+```
+
+
+```rust
+struct UserRepository;
+
+impl AdminRepository for UserRepository {
+    type Item = User;
+    type List = Vec<User>;
+
+    fn get_item(&self, id: usize) -> Option<User> {
+        // Retrieve a single user
+    }
+
+    fn get_list(&self) -> Vec<User> {
+        // Retrieve a list of users
+    }
+}
+
+```