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use atproto_identity::key::{KeyData, to_public};
use atproto_identity::model::Document;
use axum::Json;
use axum::Router;
use axum::http::StatusCode;
use axum::response::IntoResponse;
use axum::routing::get;
pub fn document(did: &str, signing_key: &KeyData) -> anyhow::Result<Document> {
let public = to_public(signing_key)?;
Ok(Document::builder()
.context(vec![
"https://www.w3.org/ns/did/v1".to_string(),
"https://w3id.org/security/multikey/v1".to_string(),
])
.id(did)
.add_multikey(format!("{did}#atproto"), did, public.to_string())
.build()?)
}
pub fn router(did: String, signing_key: KeyData) -> Router {
Router::new().route(
"/.well-known/did.json",
get(move || async move {
match document(&did, &signing_key) {
Ok(doc) => Json(doc).into_response(),
Err(_) => StatusCode::INTERNAL_SERVER_ERROR.into_response(),
}
}),
)
}
#[cfg(test)]
mod tests {
use super::*;
use atproto_identity::key::{KeyType, generate_key};
#[test]
fn document_shape() {
let key = generate_key(KeyType::K256Private).unwrap();
let value = serde_json::to_value(document("did:web:h.zkwid.test", &key).unwrap()).unwrap();
let method = &value["verificationMethod"][0];
assert_eq!(value["id"], "did:web:h.zkwid.test");
assert_eq!(method["id"], "did:web:h.zkwid.test#atproto");
assert_eq!(method["type"], "Multikey");
assert_eq!(method["controller"], "did:web:h.zkwid.test");
assert!(
method["publicKeyMultibase"]
.as_str()
.unwrap()
.starts_with('z')
);
}
}
