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//! Application service for MailPresence entities
//!
//! Generated by metaphor-schema. Do not edit manually.
//!
//! Type alias over `GenericCrudService` — all CRUD logic lives in backbone-core.
//! For custom behaviour, create `mail_presence_service_custom.rs` (preserved on regen).
use backbone_core::GenericCrudService;
use crate::presentation::dto::{CreateMailPresenceDto, UpdateMailPresenceDto};
use crate::domain::entity::MailPresence;
use crate::infrastructure::persistence::MailPresenceRepository;
/// Application service for MailPresence entities.
///
/// All 12 standard CRUD operations (list, create, get, update, patch,
/// soft_delete, restore, empty_trash, bulk_create, upsert, find_by_id,
/// list_deleted) are provided by `GenericCrudService`.
///
/// Custom extensions go in `mail_presence_service_custom.rs`:
///
/// ```rust,ignore
/// pub struct MailPresenceServiceCustom {
/// inner: Arc<MailPresenceService>,
/// // add domain-specific dependencies here
/// }
/// ```
pub type MailPresenceService = GenericCrudService<
MailPresence,
CreateMailPresenceDto,
UpdateMailPresenceDto,
MailPresenceRepository,
>;
/// The row rules the schema declares for MailPresence, checked against the row a create or
/// update would store. The generated build attaches it to [`MailPresenceService`]. Every rule
/// runs in shadow: a break is logged under `backbone::write_guard` and the write goes ahead.
pub struct MailPresenceRowRules;
#[async_trait::async_trait]
impl backbone_core::write_guard::WriteGuard<MailPresence> for MailPresenceRowRules {
async fn check(
&self,
ctx: &backbone_core::write_guard::WriteCtx<'_, MailPresence>,
) -> backbone_core::write_guard::GuardOutcome {
use backbone_core::row_rule as r;
use backbone_core::violation::Violation;
use backbone_core::write_guard::{GuardOutcome, WriteKind};
let (create, update) = (ctx.kind == WriteKind::Create, ctx.kind == WriteKind::Update);
let Some(after) = ctx.after.filter(|_| create || update) else {
return GuardOutcome::allow();
};
let Ok(row) = serde_json::to_value(after) else {
return GuardOutcome::allow();
};
let row = &row;
let old = ctx.before.and_then(|b| serde_json::to_value(b).ok());
let mut shadow = Vec::new();
// `status` belongs to a state machine: only its verbs move it
if update && ctx.transition.is_none() && r::changed(old.as_ref(), row, &["status"]) {
shadow.push(Violation::new("status", "state_field_verbs_only", "the state field moves only through its verbs"));
}
GuardOutcome { refuse: Vec::new(), shadow }
}
}