1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
use bson::Document; use mongodb::options::FindOneAndUpdateOptions; impl super::Database { pub fn find_one_and_update<R>( &self, collection: &str, filter: Document, update: Document, options: Option<FindOneAndUpdateOptions>, ) -> Result<R, String> where for<'r> R: serde::Deserialize<'r>, { let collection = self.db.collection(&String::from(collection)); match match collection.find_one_and_update(filter, update, options) { Ok(doc) => doc, Err(e) => return Err(e.to_string()), } { Some(updated_doc) => { let data: R = match bson::from_bson(bson::Bson::Document(updated_doc)) { Ok(from_bson) => from_bson, Err(e) => return Err(e.to_string()), }; Ok(data) } _ => return Err("cannot_find_document".to_string()), } } }