dave
65 lines
1.8 KiB
Rust
65 lines
1.8 KiB
Rust
//! JSON-RPC 2.0 request/response types and helpers.
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use poem::http::StatusCode;
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use poem::{Body, Response};
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use serde::{Deserialize, Serialize};
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use serde_json::Value;
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// ── JSON-RPC types ──────────────────────────────────────────────────────────
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/// JSON-RPC request.
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#[derive(Deserialize)]
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pub(super) struct JsonRpcRequest {
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pub(super) jsonrpc: String,
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pub(super) id: Option<Value>,
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pub(super) method: String,
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#[serde(default)]
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pub(super) params: Value,
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}
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/// JSON-RPC response.
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#[derive(Serialize)]
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pub(crate) struct JsonRpcResponse {
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jsonrpc: &'static str,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub(crate) id: Option<Value>,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub(crate) result: Option<Value>,
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#[serde(skip_serializing_if = "Option::is_none")]
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pub(crate) error: Option<JsonRpcError>,
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}
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#[derive(Debug, Serialize)]
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pub(crate) struct JsonRpcError {
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code: i64,
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pub(crate) message: String,
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}
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impl JsonRpcResponse {
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pub(crate) fn success(id: Option<Value>, result: Value) -> Self {
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Self {
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jsonrpc: "2.0",
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id,
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result: Some(result),
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error: None,
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}
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}
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pub(crate) fn error(id: Option<Value>, code: i64, message: String) -> Self {
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Self {
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jsonrpc: "2.0",
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id,
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result: None,
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error: Some(JsonRpcError { code, message }),
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}
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}
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}
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pub(super) fn to_json_response(resp: JsonRpcResponse) -> Response {
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let body = serde_json::to_vec(&resp).unwrap_or_default();
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Response::builder()
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.status(StatusCode::OK)
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.header("Content-Type", "application/json")
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.body(Body::from(body))
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}
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