Rewrite to a API trait.

gamenight-cli/src/flows/add_gamenight.rs

@@ -1,8 +1,7 @@
 
-use gamenight_api_client_rs::{apis::default_api::post_gamenight, models};
 use inquire::{CustomType, DateSelect, Text};
 use chrono::{self, Local, NaiveTime};
-
+use gamenight_api_client_rs::models;
 use super::*;
 
 #[derive(Clone)]
@@ -32,7 +31,7 @@ impl<'a> Flow<'a> for AddGamenight {
                         .to_utc()
                         .to_rfc3339();
                     let add_gamenight = models::AddGamenightRequestBody::new(name, datetime);
-                    post_gamenight(&state.api_configuration, Some(add_gamenight)).await?;
+                    state.api.post_gamenight(Some(add_gamenight)).await?;
 
                     clear_screen::clear();
                     return Ok((FlowOutcome::Successful, state))