backbone_inventory/application/service/
quant_service.rs

1//! Application service for Quant entities
2//!
3//! Generated by metaphor-schema. Do not edit manually.
4//!
5//! Type alias over `GenericCrudService` — all CRUD logic lives in backbone-core.
6//! For custom behaviour, create `quant_service_custom.rs` (preserved on regen).
7
8use backbone_core::GenericCrudService;
9
10use crate::presentation::dto::{CreateQuantDto, UpdateQuantDto};
11use crate::domain::entity::Quant;
12use crate::infrastructure::persistence::QuantRepository;
13
14/// Application service for Quant entities.
15///
16/// All 12 standard CRUD operations (list, create, get, update, patch,
17/// soft_delete, restore, empty_trash, bulk_create, upsert, find_by_id,
18/// list_deleted) are provided by `GenericCrudService`.
19///
20/// Custom extensions go in `quant_service_custom.rs`:
21///
22/// ```rust,ignore
23/// pub struct QuantServiceCustom {
24///     inner: Arc<QuantService>,
25///     // add domain-specific dependencies here
26/// }
27/// ```
28pub type QuantService = GenericCrudService<
29    Quant,
30    CreateQuantDto,
31    UpdateQuantDto,
32    QuantRepository,
33>;
34
35/// The rules the schema declares for Quant, checked against the row a create or update
36/// would store. The generated build attaches it to [`QuantService`]. A refusing rule's
37/// break answers 422; a rule in shadow is logged under `backbone::write_guard` and the
38/// write goes ahead.
39pub struct QuantRowRules;
40
41#[async_trait::async_trait]
42impl backbone_core::write_guard::WriteGuard<Quant> for QuantRowRules {
43    async fn check(
44        &self,
45        ctx: &backbone_core::write_guard::WriteCtx<'_, Quant>,
46    ) -> backbone_core::write_guard::GuardOutcome {
47        use backbone_core::row_rule as r;
48        use backbone_core::violation::Violation;
49        use backbone_core::write_guard::{GuardOutcome, WriteKind};
50        let (create, update) = (ctx.kind == WriteKind::Create, ctx.kind == WriteKind::Update);
51        let Some(after) = ctx.after.filter(|_| create || update) else {
52            return GuardOutcome::allow();
53        };
54        let Ok(row) = serde_json::to_value(after) else {
55            return GuardOutcome::allow();
56        };
57        let row = &row;
58        let old = ctx.before.and_then(|b| serde_json::to_value(b).ok());
59        let shadow = Vec::new();
60        let mut refuse = Vec::new();
61        // `item_id_required` (@required on Quant.item_id)
62        if (create || (update && r::changed(old.as_ref(), row, &["item_id"]))) && !r::holds(&r::and(r::is_not_null(r::field(row, "item_id")), r::not(r::is_empty(r::trim(r::field(row, "item_id")))))) {
63            refuse.push(Violation::new("item_id", "required", "item_id is required"));
64        }
65        // `location_id_required` (@required on Quant.location_id)
66        if (create || (update && r::changed(old.as_ref(), row, &["location_id"]))) && !r::holds(&r::and(r::is_not_null(r::field(row, "location_id")), r::not(r::is_empty(r::trim(r::field(row, "location_id")))))) {
67            refuse.push(Violation::new("location_id", "required", "location_id is required"));
68        }
69        // `reserved_quantity_non_negative` (@non_negative on Quant.reserved_quantity)
70        if (create || (update && r::changed(old.as_ref(), row, &["reserved_quantity"]))) && !r::holds(&r::ge(r::field(row, "reserved_quantity"), r::Val::Num(0.0_f64))) {
71            refuse.push(Violation::new("reserved_quantity", "non_negative", "reserved_quantity must not be negative"));
72        }
73        // `available_is_read` (stock.hook.yaml:60)
74        if (create || update) && !r::holds(&r::eq(r::field(row, "available_quantity"), r::sub(r::field(row, "quantity"), r::field(row, "reserved_quantity")))) {
75            refuse.push(Violation::new("available_quantity", "available_mismatch", "breaks the rule `available_is_read`: available_quantity == quantity - reserved_quantity"));
76        }
77        GuardOutcome { refuse, shadow }
78    }
79}
80
backbone_inventory/application/service/quant_service.rs

backbone_inventory/application/service/
quant_service.rs
