style: move structs to objects and split into several files for readability

src/objects/invite.rs

@@ -0,0 +1,30 @@
+use diesel::{ExpressionMethods, Insertable, QueryDsl, Queryable, Selectable, SelectableHelper};
+use diesel_async::RunQueryDsl;
+use serde::Serialize;
+use uuid::Uuid;
+
+use crate::{Conn, error::Error, schema::invites};
+
+/// Server invite struct
+#[derive(Clone, Serialize, Queryable, Selectable, Insertable)]
+pub struct Invite {
+    /// case-sensitive alphanumeric string with a fixed length of 8 characters, can be up to 32 characters for custom invites
+    pub id: String,
+    /// User that created the invite
+    pub user_uuid: Uuid,
+    /// UUID of the guild that the invite belongs to
+    pub guild_uuid: Uuid,
+}
+
+impl Invite {
+    pub async fn fetch_one(conn: &mut Conn, invite_id: String) -> Result<Self, Error> {
+        use invites::dsl;
+        let invite: Invite = dsl::invites
+            .filter(dsl::id.eq(invite_id))
+            .select(Invite::as_select())
+            .get_result(conn)
+            .await?;
+
+        Ok(invite)
+    }
+}