F4: implement temporal inventory function changes

This commit is contained in:
2026-09-07 21:13:59 -03:00
parent 8b4cc99e53
commit cbe69a8fff
@@ -0,0 +1,352 @@
import {
BadRequestException,
ConflictException,
Injectable,
NotFoundException,
} from '@nestjs/common';
import { DataSource, EntityManager } from 'typeorm';
import { administrationAuditContext } from '../administration/common/administration-audit';
import { AuditService } from '../audit/audit.service';
import type { AuthPrincipal, RequestWithContext } from '../common/http/request-context';
import { AuditAction, AssetVersionChangeType } from '../database/entities';
import { AssetHistoryService } from './asset-history.service';
import type {
ChangeInventoryFunctionDto,
CreateInventoryFunctionDto,
UpdateInventoryFunctionDto,
} from './dto/inventory-function.dto';
interface InventoryFunctionRow {
id: string;
code: string;
name: string;
description: string | null;
isActive: boolean;
sortOrder: number;
createdAt: Date;
updatedAt: Date;
}
interface FunctionAssignmentRow {
id: string;
assetId: string;
functionId: string;
functionCode: string;
functionName: string;
validFrom: Date;
validUntil: Date | null;
reason: string | null;
changedBy: string | null;
changedByUsername: string | null;
createdAt: Date;
}
interface FunctionEligibleAsset {
id: string;
code: string;
name: string;
typeCode: string;
typeName: string;
familyCode: string | null;
familyName: string | null;
}
function normalized(value: string | null): string {
return (value ?? '')
.normalize('NFD')
.replace(/[\u0300-\u036f]/g, '')
.toLowerCase()
.replace(/[^a-z0-9]+/g, ' ')
.trim();
}
@Injectable()
export class InventoryFunctionService {
constructor(
private readonly dataSource: DataSource,
private readonly audit: AuditService,
private readonly history: AssetHistoryService,
) {}
async list(includeInactive = false): Promise<{ data: InventoryFunctionRow[] }> {
const data = await this.dataSource.query(`
SELECT id,code,name,description,is_active AS "isActive",sort_order AS "sortOrder",
created_at AS "createdAt",updated_at AS "updatedAt"
FROM inventory_functions
${includeInactive ? '' : 'WHERE is_active=true'}
ORDER BY sort_order,name,code
`) as InventoryFunctionRow[];
return { data };
}
async create(
dto: CreateInventoryFunctionDto,
principal: AuthPrincipal,
request: RequestWithContext,
): Promise<InventoryFunctionRow> {
return this.dataSource.transaction(async (manager) => {
const [duplicate] = await manager.query(
'SELECT 1 FROM inventory_functions WHERE lower(code)=lower($1) LIMIT 1',
[dto.code],
) as unknown[];
if (duplicate) {
throw new ConflictException({
code: 'INVENTORY_FUNCTION_CODE_EXISTS',
message: 'Ya existe una función con ese código',
});
}
const [created] = await manager.query(`
INSERT INTO inventory_functions(code,name,description,is_active,sort_order,created_by,updated_by)
VALUES($1,$2,$3,true,$4,$5,$5)
RETURNING id,code,name,description,is_active AS "isActive",sort_order AS "sortOrder",
created_at AS "createdAt",updated_at AS "updatedAt"
`, [dto.code, dto.name, dto.description ?? null, dto.sortOrder ?? 0, principal.userId]) as InventoryFunctionRow[];
await this.audit.record({
...administrationAuditContext(principal, request),
action: AuditAction.INVENTORY_FUNCTION_CREATED,
entityType: 'inventory_function',
entityId: created.id,
afterData: created as unknown as Record<string, unknown>,
}, manager);
return created;
});
}
async update(
id: string,
dto: UpdateInventoryFunctionDto,
principal: AuthPrincipal,
request: RequestWithContext,
): Promise<InventoryFunctionRow> {
if (Object.keys(dto).length === 0) {
throw new BadRequestException({ code: 'NO_CHANGES', message: 'No se recibieron cambios' });
}
return this.dataSource.transaction(async (manager) => {
const before = await this.requireFunction(manager, id, false);
const [updated] = await manager.query(`
UPDATE inventory_functions SET
name=COALESCE($2,name),
description=CASE WHEN $3::boolean THEN $4 ELSE description END,
is_active=COALESCE($5,is_active),
sort_order=COALESCE($6,sort_order),
updated_by=$7,updated_at=CURRENT_TIMESTAMP
WHERE id=$1
RETURNING id,code,name,description,is_active AS "isActive",sort_order AS "sortOrder",
created_at AS "createdAt",updated_at AS "updatedAt"
`, [
id,
dto.name ?? null,
dto.description !== undefined,
dto.description ?? null,
dto.isActive ?? null,
dto.sortOrder ?? null,
principal.userId,
]) as InventoryFunctionRow[];
await this.audit.record({
...administrationAuditContext(principal, request),
action: AuditAction.INVENTORY_FUNCTION_UPDATED,
entityType: 'inventory_function',
entityId: id,
beforeData: before as unknown as Record<string, unknown>,
afterData: updated as unknown as Record<string, unknown>,
}, manager);
return updated;
});
}
async getForAsset(assetId: string) {
return this.dataSource.transaction((manager) => this.getForAssetWithManager(manager, assetId));
}
async changeForAsset(
assetId: string,
dto: ChangeInventoryFunctionDto,
principal: AuthPrincipal,
request: RequestWithContext,
) {
return this.dataSource.transaction(async (manager) => {
const asset = await this.requireEligibleAsset(manager, assetId, true);
const nextFunction = await this.requireFunction(manager, dto.functionId, true);
const effectiveAt = dto.effectiveAt ? new Date(dto.effectiveAt) : new Date();
if (!Number.isFinite(effectiveAt.getTime())) {
throw new BadRequestException({
code: 'INVENTORY_FUNCTION_EFFECTIVE_DATE_INVALID',
message: 'La fecha efectiva del cambio de función no es válida',
});
}
if (effectiveAt.getTime() > Date.now() + 60_000) {
throw new BadRequestException({
code: 'INVENTORY_FUNCTION_FUTURE_DATE_NOT_ALLOWED',
message: 'El cambio de función no puede registrarse con fecha futura',
});
}
const current = await this.currentAssignment(manager, assetId, true);
if (current?.functionId === nextFunction.id) {
return this.getForAssetWithManager(manager, assetId);
}
if (current && effectiveAt.getTime() <= new Date(current.validFrom).getTime()) {
throw new ConflictException({
code: 'INVENTORY_FUNCTION_EFFECTIVE_DATE_OVERLAP',
message: 'La fecha efectiva debe ser posterior al inicio de la función vigente',
});
}
if (current) {
await manager.query(`
UPDATE inventory_function_assignments
SET valid_until=$2
WHERE id=$1 AND valid_until IS NULL
`, [current.id, effectiveAt]);
}
await manager.query(`
INSERT INTO inventory_function_assignments(
asset_id,function_id,valid_from,change_reason,changed_by
) VALUES($1,$2,$3,$4,$5)
`, [assetId, nextFunction.id, effectiveAt, dto.reason ?? null, principal.userId]);
await manager.query(`
UPDATE assets SET updated_by=$2,updated_at=CURRENT_TIMESTAMP WHERE id=$1
`, [assetId, principal.userId]);
const versionNumber = await this.history.capture(
manager,
assetId,
AssetVersionChangeType.FUNCTION_CHANGED,
principal,
request,
);
const after = await this.getForAssetWithManager(manager, assetId);
await this.audit.record({
...administrationAuditContext(principal, request),
action: AuditAction.ASSET_FUNCTION_CHANGED,
entityType: 'asset',
entityId: assetId,
beforeData: current ? {
functionId: current.functionId,
functionCode: current.functionCode,
functionName: current.functionName,
validFrom: current.validFrom,
} : { functionId: null },
afterData: {
functionId: nextFunction.id,
functionCode: nextFunction.code,
functionName: nextFunction.name,
effectiveAt,
reason: dto.reason ?? null,
},
metadata: {
inventoryCode: asset.code,
inventoryName: asset.name,
versionNumber,
temporal: true,
},
}, manager);
return after;
});
}
private async getForAssetWithManager(manager: EntityManager, assetId: string) {
const asset = await this.requireEligibleAsset(manager, assetId, false);
const currentFunction = await this.currentAssignment(manager, assetId, false);
const history = await manager.query(`
SELECT assignment.id,assignment.asset_id AS "assetId",assignment.function_id AS "functionId",
fn.code AS "functionCode",fn.name AS "functionName",
assignment.valid_from AS "validFrom",assignment.valid_until AS "validUntil",
assignment.change_reason AS reason,assignment.changed_by AS "changedBy",
actor.username AS "changedByUsername",assignment.created_at AS "createdAt"
FROM inventory_function_assignments assignment
JOIN inventory_functions fn ON fn.id=assignment.function_id
LEFT JOIN users actor ON actor.id=assignment.changed_by
WHERE assignment.asset_id=$1
ORDER BY assignment.valid_from DESC,assignment.created_at DESC
`, [assetId]) as FunctionAssignmentRow[];
return {
asset: {
id: asset.id,
code: asset.code,
name: asset.name,
typeCode: asset.typeCode,
typeName: asset.typeName,
familyCode: asset.familyCode,
familyName: asset.familyName,
},
currentFunction,
history,
};
}
private async currentAssignment(
manager: EntityManager,
assetId: string,
lock: boolean,
): Promise<FunctionAssignmentRow | null> {
const [row] = await manager.query(`
SELECT assignment.id,assignment.asset_id AS "assetId",assignment.function_id AS "functionId",
fn.code AS "functionCode",fn.name AS "functionName",
assignment.valid_from AS "validFrom",assignment.valid_until AS "validUntil",
assignment.change_reason AS reason,assignment.changed_by AS "changedBy",
actor.username AS "changedByUsername",assignment.created_at AS "createdAt"
FROM inventory_function_assignments assignment
JOIN inventory_functions fn ON fn.id=assignment.function_id
LEFT JOIN users actor ON actor.id=assignment.changed_by
WHERE assignment.asset_id=$1 AND assignment.valid_until IS NULL
${lock ? 'FOR UPDATE OF assignment' : ''}
`, [assetId]) as FunctionAssignmentRow[];
return row ?? null;
}
private async requireFunction(
manager: EntityManager,
id: string,
active: boolean,
): Promise<InventoryFunctionRow> {
const [row] = await manager.query(`
SELECT id,code,name,description,is_active AS "isActive",sort_order AS "sortOrder",
created_at AS "createdAt",updated_at AS "updatedAt"
FROM inventory_functions
WHERE id=$1 ${active ? 'AND is_active=true' : ''}
`, [id]) as InventoryFunctionRow[];
if (!row) {
throw new NotFoundException({
code: 'INVENTORY_FUNCTION_NOT_FOUND',
message: active ? 'La función seleccionada no existe o está inactiva' : 'Función no encontrada',
});
}
return row;
}
private async requireEligibleAsset(
manager: EntityManager,
assetId: string,
lock: boolean,
): Promise<FunctionEligibleAsset> {
const [asset] = await manager.query(`
SELECT asset.id,asset.code,asset.name,
asset_type.code AS "typeCode",asset_type.name AS "typeName",
family.code AS "familyCode",family.name AS "familyName"
FROM assets asset
JOIN asset_types asset_type ON asset_type.id=asset.asset_type_id
LEFT JOIN inventory_families family ON family.id=asset.inventory_family_id
WHERE asset.id=$1
${lock ? 'FOR UPDATE OF asset' : ''}
`, [assetId]) as FunctionEligibleAsset[];
if (!asset) {
throw new NotFoundException({ code: 'ASSET_NOT_FOUND', message: 'Inventario no encontrado' });
}
const values = [asset.typeCode, asset.typeName, asset.familyCode, asset.familyName].map(normalized);
const eligible = values.some((value) =>
value === 'estacion'
|| value === 'subestacion'
|| value.includes('estacion ')
|| value.includes('subestacion ')
|| value.endsWith(' estacion')
|| value.endsWith(' subestacion'),
);
if (!eligible) {
throw new ConflictException({
code: 'INVENTORY_FUNCTION_CHANGE_NOT_ALLOWED',
message: 'El cambio de función sólo está habilitado para Inventarios de Estación o Subestación',
});
}
return asset;
}
}