sdk/src/http/topics.rs

use crate::client::TopicClient;
use crate::compression::compression_algorithm::CompressionAlgorithm;
use crate::error::IggyError;
use crate::http::client::HttpClient;
use crate::http::HttpTransport;
use crate::identifier::Identifier;
use crate::models::topic::{Topic, TopicDetails};
use crate::topics::create_topic::CreateTopic;
use crate::topics::update_topic::UpdateTopic;
use crate::utils::expiry::IggyExpiry;
use crate::utils::topic_size::MaxTopicSize;
use async_trait::async_trait;

#[async_trait]
impl TopicClient for HttpClient {
    async fn get_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<Option<TopicDetails>, IggyError> {
        let response = self
            .get(&get_details_path(
                &stream_id.as_cow_str(),
                &topic_id.as_cow_str(),
            ))
            .await;
        if let Err(error) = response {
            if matches!(error, IggyError::ResourceNotFound(_)) {
                return Ok(None);
            }

            return Err(error);
        }

        let topic = response?
            .json()
            .await
            .map_err(|_| IggyError::InvalidJsonResponse)?;
        Ok(Some(topic))
    }

    async fn get_topics(&self, stream_id: &Identifier) -> Result<Vec<Topic>, IggyError> {
        let response = self.get(&get_path(&stream_id.as_cow_str())).await?;
        let topics = response
            .json()
            .await
            .map_err(|_| IggyError::InvalidJsonResponse)?;
        Ok(topics)
    }

    async fn create_topic(
        &self,
        stream_id: &Identifier,
        name: &str,
        partitions_count: u32,
        compression_algorithm: CompressionAlgorithm,
        replication_factor: Option<u8>,
        topic_id: Option<u32>,
        message_expiry: IggyExpiry,
        max_topic_size: MaxTopicSize,
    ) -> Result<TopicDetails, IggyError> {
        let response = self
            .post(
                &get_path(&stream_id.as_cow_str()),
                &CreateTopic {
                    stream_id: stream_id.clone(),
                    name: name.to_string(),
                    partitions_count,
                    compression_algorithm,
                    replication_factor,
                    topic_id,
                    message_expiry,
                    max_topic_size,
                },
            )
            .await?;
        let topic = response
            .json()
            .await
            .map_err(|_| IggyError::InvalidJsonResponse)?;
        Ok(topic)
    }

    async fn update_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
        name: &str,
        compression_algorithm: CompressionAlgorithm,
        replication_factor: Option<u8>,
        message_expiry: IggyExpiry,
        max_topic_size: MaxTopicSize,
    ) -> Result<(), IggyError> {
        self.put(
            &get_details_path(&stream_id.as_cow_str(), &topic_id.as_cow_str()),
            &UpdateTopic {
                stream_id: stream_id.clone(),
                topic_id: topic_id.clone(),
                name: name.to_string(),
                compression_algorithm,
                replication_factor,
                message_expiry,
                max_topic_size,
            },
        )
        .await?;
        Ok(())
    }

    async fn delete_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<(), IggyError> {
        self.delete(&get_details_path(
            &stream_id.as_cow_str(),
            &topic_id.as_cow_str(),
        ))
        .await?;
        Ok(())
    }

    async fn purge_topic(
        &self,
        stream_id: &Identifier,
        topic_id: &Identifier,
    ) -> Result<(), IggyError> {
        self.delete(&format!(
            "{}/purge",
            &get_details_path(&stream_id.as_cow_str(), &topic_id.as_cow_str(),)
        ))
        .await?;
        Ok(())
    }
}

fn get_path(stream_id: &str) -> String {
    format!("streams/{stream_id}/topics")
}

fn get_details_path(stream_id: &str, topic_id: &str) -> String {
    format!("{}/{topic_id}", get_path(stream_id))
}