86 lines
2.8 KiB
JavaScript
86 lines
2.8 KiB
JavaScript
import { assert } from 'oak-domain/lib/utils/assert';
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import { generateNewIdAsync } from 'oak-domain/lib/utils/uuid';
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const triggers = [
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{
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name: '在创建文章后，将文章所属分类的【isArticle】置为【true】',
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entity: 'article',
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action: 'create',
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when: 'after',
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fn: async (event, context) => {
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const { operation: { data, filter }, } = event;
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assert(!(data instanceof Array)); // 不可能是成组创建
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if (data) {
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const [article] = await context.select('article', {
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data: {
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id: 1,
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name: 1,
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content: 1,
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articleMenuId: 1,
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},
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filter: {
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id: data.id,
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},
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}, {});
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if (article) {
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await context.operate('articleMenu', {
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id: await generateNewIdAsync(),
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action: 'update',
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data: {
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isArticle: true,
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},
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filter: {
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id: article.articleMenuId,
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},
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}, {});
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}
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}
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return 0;
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},
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},
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{
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name: '在删除文章前，将文章所属分类的【isArticle】置为【false】',
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entity: 'article',
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action: 'remove',
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when: 'before',
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fn: async (event, context) => {
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const { operation: { data, filter }, } = event;
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const [article] = await context.select('article', {
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data: {
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id: 1,
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name: 1,
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content: 1,
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articleMenuId: 1,
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},
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filter,
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}, {});
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if (article) {
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const articles = await context.select('article', {
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data: {
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id: 1,
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},
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filter: {
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articleMenuId: article.articleMenuId,
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id: {
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$ne: article.id,
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},
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},
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}, {});
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if (articles.length === 0) {
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await context.operate('articleMenu', {
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id: await generateNewIdAsync(),
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action: 'update',
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data: {
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isArticle: false,
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},
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filter: {
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id: article.articleMenuId,
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},
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}, {});
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}
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}
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return 0;
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},
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},
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];
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export default triggers;
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