mirror of
https://github.com/Tencent/tmagic-editor.git
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92 lines
3.2 KiB
TypeScript
92 lines
3.2 KiB
TypeScript
/*
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* Tencent is pleased to support the open source community by making TMagicEditor available.
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*
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* Copyright (C) 2023 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { union } from 'lodash-es';
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import type { AppCore } from '@tmagic/schema';
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import { getDepNodeIds, getNodes, isPage } from '@tmagic/utils';
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import DataSourceManager from './DataSourceManager';
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import type { ChangeEvent, DataSourceManagerData } from './types';
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import { updateNode } from './utils';
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/**
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* 创建数据源管理器
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* @param app AppCore
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* @param useMock 是否使用mock数据
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* @param initialData 初始化数据，ssr数据可以由此传入
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* @returns DataSourceManager | undefined
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*/
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export const createDataSourceManager = (app: AppCore, useMock?: boolean, initialData?: DataSourceManagerData) => {
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const { dsl, platform } = app;
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if (!dsl?.dataSources) return;
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const dataSourceManager = new DataSourceManager({ app, useMock, initialData });
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if (dsl.dataSources && dsl.dataSourceCondDeps && platform !== 'editor') {
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getNodes(getDepNodeIds(dsl.dataSourceCondDeps), dsl.items).forEach((node) => {
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node.condResult = dataSourceManager.compliedConds(node);
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updateNode(node, dsl!);
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});
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}
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if (dsl.dataSources && dsl.dataSourceDeps) {
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getNodes(getDepNodeIds(dsl.dataSourceDeps), dsl.items).forEach((node) => {
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updateNode(dataSourceManager.compiledNode(node), dsl!);
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});
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}
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// ssr环境下，数据应该是提前准备好的（放到initialData中），不应该发生变化，无需监听
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// 有initialData不一定是在ssr环境下
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if (app.jsEngine !== 'nodejs') {
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dataSourceManager.on('change', (sourceId: string, changeEvent: ChangeEvent) => {
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const dep = dsl.dataSourceDeps?.[sourceId] || {};
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const condDep = dsl.dataSourceCondDeps?.[sourceId] || {};
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const nodeIds = union([...Object.keys(condDep), ...Object.keys(dep)]);
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const pages = app.page?.data && app.platform !== 'editor' ? [app.page.data] : dsl.items;
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dataSourceManager.emit(
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'update-data',
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getNodes(nodeIds, pages).map((node) => {
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if (app.platform !== 'editor') {
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node.condResult = dataSourceManager.compliedConds(node);
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}
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const newNode = dataSourceManager.compiledNode(node);
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if (typeof app.page?.setData === 'function') {
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if (isPage(newNode)) {
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app.page.setData(newNode);
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} else {
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const n = app.page.getNode(node.id);
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n?.setData(newNode);
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}
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}
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return newNode;
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}),
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sourceId,
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changeEvent,
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);
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});
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}
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return dataSourceManager;
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};
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