feat(inventory): add area-owned inventory browser
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@@ -0,0 +1,176 @@
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import { BadRequestException, Injectable, NotFoundException } from '@nestjs/common';
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import { DataSource } from 'typeorm';
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import type { InventoryBrowserQueryDto } from './dto/inventory-browser-query.dto';
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type ParentContext = {
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id: string;
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code: string;
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name: string;
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typeCode: string;
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};
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@Injectable()
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export class InventoryBrowserService {
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constructor(private readonly dataSource: DataSource) {}
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async areas(query: InventoryBrowserQueryDto) {
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const params: unknown[] = [];
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const conditions = [
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"type.operational_role='AREA'",
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"area.information_status<>'INACTIVE'",
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'type.is_active=true',
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];
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const add = (value: unknown): string => {
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params.push(value);
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return `$${params.length}`;
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};
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if (query.search?.trim()) {
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const p = add(`%${query.search.trim()}%`);
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conditions.push(`(area.code ILIKE ${p} OR area.name ILIKE ${p} OR COALESCE(area.common_name,'') ILIKE ${p})`);
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}
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if (query.operatorCompanyId) {
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const p = add(query.operatorCompanyId);
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conditions.push(`EXISTS (
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SELECT 1 FROM area_company_relations relation
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WHERE relation.area_id=area.id
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AND relation.company_id=${p}::uuid
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AND relation.relation_role='OPERATOR'
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AND relation.valid_until IS NULL
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)`);
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}
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const data = await this.dataSource.query(`
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SELECT
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area.id,area.code,area.name,area.common_name AS "commonName",
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JSONB_BUILD_OBJECT('id',type.id,'code',type.code,'name',type.name) AS type,
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area.information_status AS "informationStatus",
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area.operational_status AS "operationalStatus",
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(
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SELECT JSONB_BUILD_OBJECT('id',company.id,'code',company.code,'name',company.name)
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FROM area_company_relations relation
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JOIN assets company ON company.id=relation.company_id
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WHERE relation.area_id=area.id
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AND relation.relation_role='OPERATOR'
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AND relation.valid_until IS NULL
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ORDER BY relation.valid_from DESC,relation.created_at DESC
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LIMIT 1
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) AS "currentOperator",
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(
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SELECT COUNT(*)::integer
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FROM assets yacimiento
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JOIN asset_types ytype ON ytype.id=yacimiento.asset_type_id
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WHERE yacimiento.parent_id=area.id
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AND lower(ytype.code)='yacimiento'
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AND yacimiento.information_status<>'INACTIVE'
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) AS "yacimientoCount",
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(
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SELECT COUNT(*)::integer
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FROM assets inventory
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WHERE inventory.is_inventory_instance=true
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AND inventory.information_status<>'INACTIVE'
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AND inventory.operational_area_id=area.id
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) AS "inventoryCount"
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FROM assets area
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JOIN asset_types type ON type.id=area.asset_type_id
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WHERE ${conditions.join(' AND ')}
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ORDER BY area.name,area.code
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`, params);
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return { data, meta: { count: data.length } };
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}
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async children(parentId: string, query: InventoryBrowserQueryDto) {
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const parent = await this.parent(parentId);
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const allowedChildType = this.allowedChildType(parent.typeCode);
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if (!allowedChildType) return { parent, data: [], meta: { count: 0, hasMore: false } };
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const params: unknown[] = [parentId, allowedChildType];
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const conditions = [
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'asset.parent_id=$1::uuid',
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'lower(type.code)=lower($2)',
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"asset.information_status<>'INACTIVE'",
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'type.is_active=true',
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];
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if (allowedChildType === 'instalacion' || allowedChildType === 'subinstalacion') {
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conditions.push('asset.is_inventory_instance=true');
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}
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if (query.search?.trim()) {
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params.push(`%${query.search.trim()}%`);
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const p = `$${params.length}`;
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conditions.push(`(asset.code ILIKE ${p} OR asset.name ILIKE ${p} OR COALESCE(asset.common_name,'') ILIKE ${p})`);
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}
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params.push(201);
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const limit = `$${params.length}`;
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const rows = await this.dataSource.query(`
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SELECT
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asset.id,asset.code,asset.name,asset.common_name AS "commonName",
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JSONB_BUILD_OBJECT('id',type.id,'code',type.code,'name',type.name) AS type,
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CASE WHEN parent_asset.id IS NULL THEN NULL ELSE JSONB_BUILD_OBJECT(
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'id',parent_asset.id,'code',parent_asset.code,'name',parent_asset.name
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) END AS parent,
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asset.information_status AS "informationStatus",
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asset.operational_status AS "operationalStatus",
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asset.is_inventory_instance AS "isInventoryInstance",
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CASE WHEN family.id IS NULL THEN NULL ELSE JSONB_BUILD_OBJECT(
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'id',family.id,'code',family.code,'name',family.name,'level',family.level
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) END AS "inventoryFamily",
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(
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SELECT COUNT(*)::integer
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FROM assets child
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WHERE child.parent_id=asset.id
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AND child.information_status<>'INACTIVE'
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AND (
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lower(type.code)='area'
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OR child.is_inventory_instance=true
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OR EXISTS (
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SELECT 1 FROM asset_types child_type
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WHERE child_type.id=child.asset_type_id AND lower(child_type.code)='yacimiento'
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)
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)
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) AS "childrenCount",
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EXISTS (SELECT 1 FROM asset_geometries geometry WHERE geometry.asset_id=asset.id) AS "hasGeometry",
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asset.updated_at AS "updatedAt"
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FROM assets asset
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JOIN asset_types type ON type.id=asset.asset_type_id
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LEFT JOIN assets parent_asset ON parent_asset.id=asset.parent_id
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LEFT JOIN inventory_families family ON family.id=asset.inventory_family_id
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WHERE ${conditions.join(' AND ')}
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ORDER BY asset.name,asset.code
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LIMIT ${limit}
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`, params);
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const hasMore = rows.length > 200;
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const data = hasMore ? rows.slice(0,200) : rows;
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return { parent, data, meta: { count: data.length, hasMore } };
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}
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private async parent(parentId: string): Promise<ParentContext> {
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const [parent] = await this.dataSource.query(`
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SELECT asset.id,asset.code,asset.name,type.code AS "typeCode"
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FROM assets asset
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JOIN asset_types type ON type.id=asset.asset_type_id
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WHERE asset.id=$1::uuid AND asset.information_status<>'INACTIVE'
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`,[parentId]) as ParentContext[];
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if (!parent) {
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throw new NotFoundException({ code:'INVENTORY_BROWSER_PARENT_NOT_FOUND',message:'El nivel de Inventario no existe' });
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}
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if (!['area','yacimiento','instalacion','subinstalacion'].includes(parent.typeCode.toLowerCase())) {
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throw new BadRequestException({
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code:'INVENTORY_BROWSER_PARENT_TYPE_INVALID',
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message:'La navegación de Inventarios admite Área → Yacimiento → Instalación → Subinstalación',
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});
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}
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return parent;
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}
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private allowedChildType(typeCode: string): string | null {
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switch (typeCode.toLowerCase()) {
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case 'area': return 'yacimiento';
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case 'yacimiento': return 'instalacion';
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case 'instalacion': return 'subinstalacion';
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default: return null;
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}
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}
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}
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