Add get_mutual_relationships

src/api/users/relationships.rs

@@ -1 +1,33 @@
+use reqwest::Client;
 
+use crate::{api::deserialize_response, errors::ChorusLibError, instance::UserMeta, types};
+
+impl UserMeta {
+    /// Retrieves the mutual relationships between the authenticated user and the specified user.
+    ///
+    /// # Arguments
+    ///
+    /// * `user_id` - A string slice that holds the ID of the user to retrieve the mutual relationships with.
+    ///
+    /// # Returns
+    /// This function returns a [`Option<Vec<Result<PublicUser, ChorusLibError>>>`].
+    pub async fn get_mutual_relationships(
+        &mut self,
+        user_id: &str,
+    ) -> Result<Option<Vec<types::PublicUser>>, ChorusLibError> {
+        let belongs_to = self.belongs_to.borrow();
+        let url = format!(
+            "{}/users/{}/relationships/",
+            belongs_to.urls.get_api(),
+            user_id
+        );
+        drop(belongs_to);
+        let request = Client::new().get(url).bearer_auth(self.token());
+        deserialize_response::<Option<Vec<types::PublicUser>>>(
+            request,
+            self,
+            crate::api::limits::LimitType::Global,
+        )
+        .await
+    }
+}