graphmind/sparql/http.rs
1//! SPARQL HTTP protocol endpoint
2
3use thiserror::Error;
4
5/// HTTP errors
6#[derive(Error, Debug)]
7pub enum HttpError {
8 /// Server error
9 #[error("Server error: {0}")]
10 Server(String),
11
12 /// Invalid request
13 #[error("Invalid request: {0}")]
14 InvalidRequest(String),
15}
16
17/// SPARQL HTTP endpoint
18///
19/// TODO: Implement using axum web framework
20/// - POST /sparql for queries
21/// - Content negotiation
22/// - Result format handling
23pub struct SparqlHttpEndpoint;
24
25impl SparqlHttpEndpoint {
26 /// Create a new HTTP endpoint
27 pub fn new() -> Self {
28 Self
29 }
30
31 /// Start the HTTP server
32 ///
33 /// TODO: Implement using axum
34 pub async fn start(&self, _port: u16) -> Result<(), HttpError> {
35 Ok(())
36 }
37}
38
39impl Default for SparqlHttpEndpoint {
40 fn default() -> Self {
41 Self::new()
42 }
43}