pcvolkmer/mv64e-kafka-to-rest-gateway
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refactor: replace loop with while let

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This commit is contained in:
Paul-Christian Volkmer
2025-09-06 12:37:07 +02:00
parent 36d4cc82a8
commit 1aeab5d4ef
1 changed files with 81 additions and 79 deletions
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32
src/main.rs
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@@ -8,7 +8,7 @@ use rdkafka::message::Headers;
use rdkafka::producer::{FutureProducer, FutureRecord}; use rdkafka::producer::{FutureProducer, FutureRecord};
use rdkafka::{ClientConfig, Message}; use rdkafka::{ClientConfig, Message};
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use serde_json::{Value, json}; use serde_json::{json, Value};
use std::error::Error; use std::error::Error;
use std::string::ToString; use std::string::ToString;
use std::sync::LazyLock; use std::sync::LazyLock;
@@ -115,9 +115,8 @@ async fn main() -> Result<(), Box<dyn Error>> {
.create() .create()
.expect("Producer creation error"); .expect("Producer creation error");
loop { while let Ok(msg) = consumer.recv().await {
match consumer.recv().await { match msg.payload_view::<str>() {
Ok(msg) => match msg.payload_view::<str>() {
Some(Ok(payload)) => match msg.key_view::<str>() { Some(Ok(payload)) => match msg.key_view::<str>() {
Some(Ok(key)) => { Some(Ok(key)) => {
let payload = if let Ok(payload) = serde_json::from_str::<Mtb>(&payload) { let payload = if let Ok(payload) = serde_json::from_str::<Mtb>(&payload) {
@@ -151,9 +150,7 @@ async fn main() -> Result<(), Box<dyn Error>> {
let response_payload = ResponsePayload { let response_payload = ResponsePayload {
request_id: request_id.to_string(), request_id: request_id.to_string(),
status_code: response.status_code, status_code: response.status_code,
status_body: serde_json::from_str::<Value>( status_body: serde_json::from_str::<Value>(&response.status_body)
&response.status_body,
)
.unwrap_or(json!({})), .unwrap_or(json!({})),
}; };
let response_payload = serde_json::to_string(&response_payload)?; let response_payload = serde_json::to_string(&response_payload)?;
@@ -180,25 +177,30 @@ async fn main() -> Result<(), Box<dyn Error>> {
} }
} }
if response.status_code == 200 || response.status_code == 201 || response.status_code == 400 || response.status_code == 422 { if response.status_code == 200
|| response.status_code == 201
|| response.status_code == 400
|| response.status_code == 422
{
consumer consumer
.commit_message(&msg, CommitMode::Async) .commit_message(&msg, CommitMode::Async)
.expect("Cound not commit message: {}"); .expect("Cound not commit message: {}");
} else { } else {
warn!("Unexpected Status Code for Request '{}': HTTP {}", &request_id, response.status_code); warn!(
"Unexpected Status Code for Request '{}': HTTP {}",
&request_id, response.status_code
);
} }
} }
} }
} }
_ => error!("Error getting key"), _ => error!("Error getting key"),
}, },
_ => error!("Error getting message"), _ => error!("Error getting payload"),
},
Err(err) => {
error!("Error receiving message: {}", err);
}
}
} }
};
Ok(())
} }
// Test Configuration // Test Configuration