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add lashing surcharge for cargo types with hasLashing flag

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add lashing surcharge for cargo types with hasLashing flag
This commit is contained in:
Marshal
2026-07-17 23:25:53 +00:00
parent 6467173c76
commit 3a1a08b1e1
59 changed files with 1919 additions and 140 deletions
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24
apps/edr-freight-api/src/modules/rule-engine/rule-engine.service.ts
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@@ -61,6 +61,12 @@ export interface BookingEvaluationInput {
isGovernment?: boolean;
allowConsolidation?: boolean;
shippingLineId?: string | null;
/**
* Booking's cargo type needs EDR-provided lashing/securing (cargoType
* hasLashing = true). Fires the flat LASHING surcharge. Resolved by the
* engine from cargoTypeId when omitted.
*/
hasLashing?: boolean;
totalWagons: number;
/**
* Total bulk tonnage on the booking (cargoTotalWeightVgm). Used to scale
@@ -132,12 +138,22 @@ export class RuleEngineService {
requiresDirectorApproval = true;
}
// Lashing is a cargo-type property: a booking incurs the flat LASHING
// surcharge when its cargo type has hasLashing = true. Resolve it here so
// matchesTrigger can fire the LASHING rate. Falls back to an explicit
// input flag when no cargo type is set (e.g. container bookings).
let hasLashing = input.hasLashing === true;
if (input.cargoTypeId) {
const cargoType = await this.cargoTypesRepo.findById(input.cargoTypeId);
if (!cargoType) {
hardBlocked.push(`Cargo type ${input.cargoTypeId} not found`);
} else if (cargoType.requiresDirectorApproval) {
requiresDirectorApproval = true;
} else {
if (cargoType.requiresDirectorApproval) {
requiresDirectorApproval = true;
}
if (cargoType.hasLashing) {
hasLashing = true;
}
}
}
@@ -237,6 +253,7 @@ export class RuleEngineService {
hasOverweight,
shippingLineMapped,
allowConsolidation: input.allowConsolidation ?? false,
hasLashing,
});
if (!triggered) continue;
@@ -466,6 +483,7 @@ export class RuleEngineService {
hasOverweight: boolean;
shippingLineMapped: boolean;
allowConsolidation: boolean;
hasLashing: boolean;
},
): boolean {
// Coerce defensively: a flag may arrive as the string "true"/"false" (e.g.
@@ -484,6 +502,8 @@ export class RuleEngineService {
return truthy(state.shippingLineMapped);
case 'CONSOLIDATION':
return truthy(state.allowConsolidation);
case 'LASHING':
return truthy(state.hasLashing);
// CANCELLATION / DEMURRAGE / PIL_EXTRA_FEE are contextual charges applied
// explicitly elsewhere (not auto-triggered by a booking's cargo flags).
default: