// file: ks-store/src/contracts/entity/ledger.rs
// version: 2

//! Processing ledger SQL-like entities.

/// Processing ledger SQL-like row contract.
#[derive(Clone, Debug, PartialEq, serde::Deserialize, serde::Serialize)]
pub struct ProcessingLedgerRow {
    /// Technical primary key.
    pub id: i64,
    /// Processing stage name.
    pub stage: std::string::String,
    /// Processor implementation name.
    pub processor_name: std::string::String,
    /// Processor semantic version.
    pub processor_version: std::string::String,
    /// Stable input key, usually a transaction signature.
    pub input_key: std::string::String,
    /// Deterministic input hash.
    pub input_hash: std::string::String,
    /// Current processing status.
    pub status: crate::ProcessingLedgerStatus,
    /// Number of started attempts for this processor identity.
    pub attempt_count: i32,
    /// Optional start timestamp for the latest attempt.
    pub started_at: std::option::Option<chrono::DateTime<chrono::Utc>>,
    /// Optional finish timestamp for the latest terminal attempt.
    pub finished_at: std::option::Option<chrono::DateTime<chrono::Utc>>,
    /// Optional machine-readable error code.
    pub error_code: std::option::Option<std::string::String>,
    /// Optional diagnostic error message.
    pub error_message: std::option::Option<std::string::String>,
    /// Insert timestamp.
    pub created_at: chrono::DateTime<chrono::Utc>,
    /// Last update timestamp.
    pub updated_at: chrono::DateTime<chrono::Utc>,
}