core/common/src/traits/binary_impls/topics.rs

// Licensed to the Apache Software Foundation (ASF) under one
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// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

use crate::traits::binary_auth::fail_if_not_authenticated;
use crate::wire_conversions::{identifier_to_wire, topics_from_wire};
use crate::{
    BinaryClient, DEFAULT_PARTITIONS_COUNT, Identifier, IggyError, Topic, TopicClient,
    TopicCreateOptions, TopicDetails, TopicUpdateOptions,
};
use iggy_binary_protocol::WireName;
use iggy_binary_protocol::codec::WireEncode;
use iggy_binary_protocol::codes::{
    CREATE_TOPIC_CODE, DELETE_TOPIC_CODE, GET_TOPIC_CODE, GET_TOPICS_CODE, PURGE_TOPIC_CODE,
    UPDATE_TOPIC_CODE,
};
use iggy_binary_protocol::requests::topics::{
    CreateTopicRequest, DeleteTopicRequest, GetTopicRequest, GetTopicsRequest, PurgeTopicRequest,
    UpdateTopicRequest,
};
use iggy_binary_protocol::responses::topics::get_topic::GetTopicResponse;
use iggy_binary_protocol::responses::topics::get_topics::GetTopicsResponse;

#[async_trait::async_trait]
impl<B: BinaryClient> TopicClient for B {
    async fn get_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<Option<TopicDetails>, IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let wire_topic_id = identifier_to_wire(topic_id)?;
        let response = self
            .send_raw_with_response(
                GET_TOPIC_CODE,
                GetTopicRequest {
                    stream_id: wire_stream_id,
                    topic_id: wire_topic_id,
                }
                .to_bytes(),
            )
            .await?;
        if response.is_empty() {
            return Ok(None);
        }
        let wire_resp = super::decode_response::<GetTopicResponse>(&response)?;
        Ok(Some(TopicDetails::try_from(wire_resp)?))
    }

    async fn get_topics(&self, stream_id: &Identifier) -> Result<Vec<Topic>, IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let response = self
            .send_raw_with_response(
                GET_TOPICS_CODE,
                GetTopicsRequest {
                    stream_id: wire_stream_id,
                }
                .to_bytes(),
            )
            .await?;
        if response.is_empty() {
            return Ok(Vec::new());
        }
        let wire_resp = super::decode_response::<GetTopicsResponse>(&response)?;
        Ok(topics_from_wire(wire_resp)?)
    }

    async fn create_topic(
        &self,
        stream_id: &Identifier,
        name: &str,
        options: &TopicCreateOptions,
    ) -> Result<TopicDetails, IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let wire_name = WireName::new(name).map_err(|_| IggyError::InvalidFormat)?;
        let response = self
            .send_raw_with_response(
                CREATE_TOPIC_CODE,
                CreateTopicRequest {
                    stream_id: wire_stream_id,
                    partitions_count: options.partitions_count.unwrap_or(DEFAULT_PARTITIONS_COUNT),
                    name: wire_name,
                    options: options.to_wire()?,
                }
                .to_bytes(),
            )
            .await?;
        let wire_resp = super::decode_response::<GetTopicResponse>(&response)?;
        Ok(TopicDetails::try_from(wire_resp)?)
    }

    async fn update_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
        name: &str,
        options: &TopicUpdateOptions,
    ) -> Result<(), IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let wire_topic_id = identifier_to_wire(topic_id)?;
        let wire_name = WireName::new(name).map_err(|_| IggyError::InvalidFormat)?;
        self.send_raw_with_response(
            UPDATE_TOPIC_CODE,
            UpdateTopicRequest {
                stream_id: wire_stream_id,
                topic_id: wire_topic_id,
                name: wire_name,
                options: options.to_wire()?,
            }
            .to_bytes(),
        )
        .await?;
        Ok(())
    }

    async fn delete_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<(), IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let wire_topic_id = identifier_to_wire(topic_id)?;
        self.send_raw_with_response(
            DELETE_TOPIC_CODE,
            DeleteTopicRequest {
                stream_id: wire_stream_id,
                topic_id: wire_topic_id,
            }
            .to_bytes(),
        )
        .await?;
        Ok(())
    }

    async fn purge_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<(), IggyError> {
        fail_if_not_authenticated(self).await?;
        let wire_stream_id = identifier_to_wire(stream_id)?;
        let wire_topic_id = identifier_to_wire(topic_id)?;
        self.send_raw_with_response(
            PURGE_TOPIC_CODE,
            PurgeTopicRequest {
                stream_id: wire_stream_id,
                topic_id: wire_topic_id,
            }
            .to_bytes(),
        )
        .await?;
        Ok(())
    }
}