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train

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Marshal
2026-07-14 11:06:49 +00:00
parent 957a185a4d
commit 6d0cf50b4d
64 changed files with 4896 additions and 404 deletions
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34
apps/edr-freight-api/src/modules/trains/entities/train-locomotive.entity.ts Normal file
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@@ -0,0 +1,34 @@
import { BaseEntity } from '@edr/api-common';
import { Column, Entity, Index, JoinColumn, ManyToOne } from 'typeorm';
import { Locomotive } from '../../locomotives/entities/locomotive.entity';
import { Train } from './train.entity';
/**
* Link row joining a built train to one of its locomotives. A train must be
* pulled by at least two locomotives (front + back); `sequenceNo` is the order
* in the consist — 0 is the lead locomotive.
*
* Mirrors `train_set_locomotives`, but for the persistent fleet `Train` built
* in the Train Builder rather than the per-departure operational train set.
*/
@Entity({ schema: 'freight', name: 'train_locomotives' })
@Index(['trainId', 'locomotiveId'], { unique: true })
export class TrainLocomotive extends BaseEntity {
@Column({ name: 'train_id', type: 'uuid' })
trainId!: string;
@ManyToOne(() => Train, (train) => train.locomotives, { onDelete: 'CASCADE' })
@JoinColumn({ name: 'train_id' })
train?: Train;
@Column({ name: 'locomotive_id', type: 'uuid' })
locomotiveId!: string;
@ManyToOne(() => Locomotive)
@JoinColumn({ name: 'locomotive_id' })
locomotive?: Locomotive;
@Column({ name: 'sequence_no', type: 'int', default: 0 })
sequenceNo!: number;
}

26
apps/edr-freight-api/src/modules/trains/entities/train.entity.ts
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@@ -1,12 +1,16 @@
// apps/edr-freight-api/src/modules/trains/entities/train.entity.ts
import { BaseEntity } from '@edr/api-common';
import { Freight } from '@edr/types';
import { Column, Entity, OneToMany } from 'typeorm';
import { Column, Entity, JoinColumn, ManyToOne, OneToMany } from 'typeorm';
import { Yard } from '../../rule-engine/entities/yard.entity';
import { Wagon } from '../../wagons/entities/wagon.entity';
import { TrainLocomotive } from './train-locomotive.entity';
/**
* Fleet master data — named wagon consist in inventory (POST /trains).
* Operational departures use train_schedules + locomotives; scheduling never creates trains rows.
* Fleet master data — a train built in the Train Builder: a coded consist
* (e.g. 81001) of 2+ locomotives and ordered wagons, assembled in one yard.
* Operational departures reference it through `train_sets.train_id`; the
* schedule's own composition still lives on the train set.
*/
@Entity({ schema: 'freight', name: 'trains' })
export class Train extends BaseEntity {
@@ -56,7 +60,19 @@ export class Train extends BaseEntity {
@Column({ name: 'remarks', type: 'text', nullable: true })
remarks?: string;
/** Yard where the train currently sits (set at build, moved on schedule arrival). */
@Column({ name: 'current_yard_id', type: 'uuid', nullable: true })
currentYardId!: string | null;
@ManyToOne(() => Yard, { nullable: true, onDelete: 'SET NULL' })
@JoinColumn({ name: 'current_yard_id' })
currentYard?: Yard | null;
// --- relationships ---
@OneToMany(() => Wagon, (wagon) => wagon.train)
wagons!: Wagon[]; // fixed typo: was 'wagens'
@OneToMany(() => Wagon, (wagon) => wagon.train)
wagons!: Wagon[];
/** Locomotives pulling this train (minimum 2), ordered by sequenceNo. */
@OneToMany(() => TrainLocomotive, (link) => link.train)
locomotives?: TrainLocomotive[];
}