use time::OffsetDateTime;
use uuid::Uuid;
use vaultmesh_command_center::contracts::map_event_envelope_to_receipt::map_event_envelope_to_receipt;
use vaultmesh_command_center::contracts::receipt_v1::{genesis_prev_blake3, ReceiptV1};
use vaultmesh_command_center::state::EventEnvelope;

#[test]
fn maps_envelope_to_receipt_and_verifies_hashes() {
    let id = Uuid::parse_str("00000000-0000-0000-0000-0000000000aa").unwrap();
    let ts = OffsetDateTime::parse(
        "2025-12-17T23:07:10Z",
        &time::format_description::well_known::Rfc3339,
    )
    .unwrap();

    let payload = serde_json::json!({
        "note": "hello",
        "details": {"x": 2, "a": 1},
    });

    let env = EventEnvelope::new(
        id,
        ts,
        "note".to_string(),
        None,
        "operator".to_string(),
        payload,
    );

    let receipt: ReceiptV1 = map_event_envelope_to_receipt(&env);

    assert_eq!(receipt.receipt_version, "1");
    assert_eq!(receipt.source, "command-center");
    assert_eq!(receipt.action, "note");
    assert_eq!(receipt.prev_blake3, genesis_prev_blake3());
    assert!(!receipt.blake3.is_empty());
    assert!(!receipt.sha256.is_empty());

    // Hashes must verify against canonical recomputation.
    receipt.verify_hashes().expect("hashes should verify");
}