40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import { Injectable } from '@nestjs/common';
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import { InjectEntityManager, InjectRepository } from '@nestjs/typeorm';
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import { EntityManager, Repository, TreeRepository } from 'typeorm';
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import { NewItemInput } from './dto/new-item.input';
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import { Item } from './items.entity';
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import { ItemModel } from './items.model';
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@Injectable()
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export class ItemsService {
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constructor(
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@InjectRepository(Item)
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private itemRepository: Repository<Item>,
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@InjectEntityManager()
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private entityManager: EntityManager,
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) {
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this.treeRepository = this.entityManager.getTreeRepository(Item);
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}
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treeRepository: TreeRepository<Item>;
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async getItem(id: string): Promise<Item | undefined> {
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return this.itemRepository.findOne(id);
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}
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async getItemParent(item: ItemModel) {
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const itemE = await this.itemRepository.findOneOrFail(item.id);
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return (await this.treeRepository.findAncestorsTree(itemE)).parent;
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}
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async createItem(input: NewItemInput): Promise<Item> {
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const item = new Item();
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item.name = input.name;
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item.notes = input.notes;
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if (input.parent) {
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const parent = await this.itemRepository.findOneOrFail(input.parent);
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item.parent = parent;
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}
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return this.itemRepository.save(item);
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}
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}
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