mirror of
https://github.com/alibaba/lowcode-engine.git
synced 2025-12-12 03:01:16 +00:00
1044 lines
33 KiB
TypeScript
1044 lines
33 KiB
TypeScript
/* eslint-disable no-console */
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/* eslint-disable max-len */
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/* eslint-disable react/prop-types */
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import classnames from 'classnames';
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import { create as createDataSourceEngine } from '@alilc/lowcode-datasource-engine/interpret';
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import { IPublicTypeNodeSchema, IPublicTypeNodeData, IPublicTypeJSONValue, IPublicTypeCompositeValue } from '@alilc/lowcode-types';
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import { isI18nData, isJSExpression, isJSFunction } from '@alilc/lowcode-utils';
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import adapter from '../adapter';
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import divFactory from '../components/Div';
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import visualDomFactory from '../components/VisualDom';
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import contextFactory from '../context';
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import {
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forEach,
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getValue,
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parseData,
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parseExpression,
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parseThisRequiredExpression,
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parseI18n,
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isEmpty,
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isSchema,
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isFileSchema,
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transformArrayToMap,
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transformStringToFunction,
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checkPropTypes,
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getI18n,
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getFileCssName,
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capitalizeFirstLetter,
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DataHelper,
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isVariable,
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isJSSlot,
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} from '../utils';
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import { IBaseRendererProps, INodeInfo, IBaseRenderComponent, IBaseRendererContext, IRendererAppHelper, DataSource } from '../types';
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import { compWrapper } from '../hoc';
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import { IComponentConstruct, leafWrapper } from '../hoc/leaf';
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import logger from '../utils/logger';
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import isUseLoop from '../utils/is-use-loop';
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/**
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* execute method in schema.lifeCycles with context
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* @PRIVATE
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*/
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export function executeLifeCycleMethod(context: any, schema: IPublicTypeNodeSchema, method: string, args: any, thisRequiredInJSE: boolean | undefined): any {
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if (!context || !isSchema(schema) || !method) {
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return;
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}
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const lifeCycleMethods = getValue(schema, 'lifeCycles', {});
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let fn = lifeCycleMethods[method];
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if (!fn) {
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return;
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}
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// TODO: cache
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if (isJSExpression(fn) || isJSFunction(fn)) {
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fn = thisRequiredInJSE ? parseThisRequiredExpression(fn, context) : parseExpression(fn, context);
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}
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if (typeof fn !== 'function') {
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logger.error(`生命周期${method}类型不符`, fn);
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return;
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}
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try {
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return fn.apply(context, args);
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} catch (e) {
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logger.error(`[${schema.componentName}]生命周期${method}出错`, e);
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}
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}
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/**
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* get children from a node schema
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* @PRIVATE
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*/
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export function getSchemaChildren(schema: IPublicTypeNodeSchema | undefined) {
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if (!schema) {
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return;
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}
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if (!schema.props) {
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return schema.children;
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}
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if (!schema.children) {
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return schema.props.children;
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}
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if (!schema.props.children) {
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return schema.children;
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}
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let result = ([] as IPublicTypeNodeData[]).concat(schema.children);
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if (Array.isArray(schema.props.children)) {
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result = result.concat(schema.props.children);
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} else {
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result.push(schema.props.children);
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}
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return result;
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}
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export default function baseRendererFactory(): IBaseRenderComponent {
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const { BaseRenderer: customBaseRenderer } = adapter.getRenderers();
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if (customBaseRenderer) {
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return customBaseRenderer;
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}
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const { Component, createElement } = adapter.getRuntime();
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const Div = divFactory();
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const VisualDom = visualDomFactory();
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const AppContext = contextFactory();
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const DESIGN_MODE = {
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EXTEND: 'extend',
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BORDER: 'border',
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PREVIEW: 'preview',
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};
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const OVERLAY_LIST = ['Dialog', 'Overlay', 'Animate', 'ConfigProvider'];
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const DEFAULT_LOOP_ARG_ITEM = 'item';
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const DEFAULT_LOOP_ARG_INDEX = 'index';
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let scopeIdx = 0;
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return class BaseRenderer extends Component<IBaseRendererProps, Record<string, any>> {
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[key: string]: any;
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static displayName = 'BaseRenderer';
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static defaultProps = {
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__schema: {},
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};
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static contextType = AppContext;
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i18n: any;
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getLocale: any;
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setLocale: any;
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dataSourceMap: Record<string, any> = {};
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__namespace = 'base';
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__compScopes: Record<string, any> = {};
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__instanceMap: Record<string, any> = {};
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__dataHelper: any;
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/**
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* keep track of customMethods added to this context
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*
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* @type {any}
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*/
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__customMethodsList: any[] = [];
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__parseExpression: any;
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__ref: any;
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/**
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* reference of style element contains schema.css
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*
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* @type {any}
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*/
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__styleElement: any;
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constructor(props: IBaseRendererProps, context: IBaseRendererContext) {
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super(props, context);
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this.context = context;
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this.__parseExpression = (str: string, self: any) => {
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return parseExpression({ str, self, thisRequired: props?.thisRequiredInJSE, logScope: props.componentName });
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};
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this.__beforeInit(props);
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this.__init(props);
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this.__afterInit(props);
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this.__debug(`constructor - ${props?.__schema?.fileName}`);
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}
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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__beforeInit(_props: IBaseRendererProps) { }
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__init(props: IBaseRendererProps) {
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this.__compScopes = {};
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this.__instanceMap = {};
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this.__bindCustomMethods(props);
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this.__initI18nAPIs();
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}
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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__afterInit(_props: IBaseRendererProps) { }
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static getDerivedStateFromProps(props: IBaseRendererProps, state: any) {
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return executeLifeCycleMethod(this, props?.__schema, 'getDerivedStateFromProps', [props, state], props.thisRequiredInJSE);
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}
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async getSnapshotBeforeUpdate(...args: any[]) {
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this.__executeLifeCycleMethod('getSnapshotBeforeUpdate', args);
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this.__debug(`getSnapshotBeforeUpdate - ${this.props?.__schema?.fileName}`);
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}
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async componentDidMount(...args: any[]) {
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this.reloadDataSource();
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this.__executeLifeCycleMethod('componentDidMount', args);
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this.__debug(`componentDidMount - ${this.props?.__schema?.fileName}`);
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}
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async componentDidUpdate(...args: any[]) {
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this.__executeLifeCycleMethod('componentDidUpdate', args);
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this.__debug(`componentDidUpdate - ${this.props.__schema.fileName}`);
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}
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async componentWillUnmount(...args: any[]) {
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this.__executeLifeCycleMethod('componentWillUnmount', args);
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this.__debug(`componentWillUnmount - ${this.props?.__schema?.fileName}`);
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}
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async componentDidCatch(...args: any[]) {
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this.__executeLifeCycleMethod('componentDidCatch', args);
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logger.warn(args);
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}
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reloadDataSource = () => new Promise((resolve, reject) => {
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this.__debug('reload data source');
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if (!this.__dataHelper) {
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return resolve({});
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}
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this.__dataHelper.getInitData()
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.then((res: any) => {
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if (isEmpty(res)) {
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this.forceUpdate();
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return resolve({});
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}
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this.setState(res, resolve as () => void);
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})
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.catch((err: Error) => {
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reject(err);
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});
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});
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shouldComponentUpdate() {
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if (this.props.getSchemaChangedSymbol?.() && this.props.__container?.rerender) {
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this.props.__container?.rerender();
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return false;
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}
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return true;
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}
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forceUpdate() {
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if (this.shouldComponentUpdate()) {
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super.forceUpdate();
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}
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}
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/**
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* execute method in schema.lifeCycles
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* @PRIVATE
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*/
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__executeLifeCycleMethod = (method: string, args?: any) => {
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executeLifeCycleMethod(this, this.props.__schema, method, args, this.props.thisRequiredInJSE);
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};
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/**
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* this method is for legacy purpose only, which used _ prefix instead of __ as private for some historical reasons
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* @LEGACY
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*/
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_getComponentView = (componentName: string) => {
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const { __components } = this.props;
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if (!__components) {
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return;
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}
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return __components[componentName];
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};
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__bindCustomMethods = (props: IBaseRendererProps) => {
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const { __schema } = props;
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const customMethodsList = Object.keys(__schema.methods || {}) || [];
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(this.__customMethodsList || []).forEach((item: any) => {
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if (!customMethodsList.includes(item)) {
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delete this[item];
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}
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});
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this.__customMethodsList = customMethodsList;
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forEach(__schema.methods, (val: any, key: string) => {
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let value = val;
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if (isJSExpression(value) || isJSFunction(value)) {
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value = this.__parseExpression(value, this);
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}
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if (typeof value !== 'function') {
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logger.error(`custom method ${key} can not be parsed to a valid function`, value);
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return;
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}
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this[key] = value.bind(this);
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});
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};
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__generateCtx = (ctx: Record<string, any>) => {
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const { pageContext, compContext } = this.context;
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const obj = {
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page: pageContext,
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component: compContext,
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...ctx,
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};
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forEach(obj, (val: any, key: string) => {
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this[key] = val;
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});
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};
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__parseData = (data: any, ctx?: Record<string, any>) => {
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const { __ctx, thisRequiredInJSE, componentName } = this.props;
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return parseData(data, ctx || __ctx || this, { thisRequiredInJSE, logScope: componentName });
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};
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__initDataSource = (props: IBaseRendererProps) => {
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if (!props) {
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return;
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}
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const schema = props.__schema || {};
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const defaultDataSource: DataSource = {
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list: [],
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};
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const dataSource = schema.dataSource || defaultDataSource;
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// requestHandlersMap 存在才走数据源引擎方案
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// TODO: 下面if else 抽成独立函数
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const useDataSourceEngine = !!(props.__appHelper?.requestHandlersMap);
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if (useDataSourceEngine) {
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this.__dataHelper = {
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updateConfig: (updateDataSource: any) => {
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const { dataSourceMap, reloadDataSource } = createDataSourceEngine(
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updateDataSource ?? {},
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this,
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props.__appHelper.requestHandlersMap ? { requestHandlersMap: props.__appHelper.requestHandlersMap } : undefined,
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);
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this.reloadDataSource = () => new Promise((resolve) => {
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this.__debug('reload data source');
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reloadDataSource().then(() => {
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resolve({});
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});
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});
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return dataSourceMap;
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},
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};
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this.dataSourceMap = this.__dataHelper.updateConfig(dataSource);
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} else {
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const appHelper = props.__appHelper;
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this.__dataHelper = new DataHelper(this, dataSource, appHelper, (config: any) => this.__parseData(config));
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this.dataSourceMap = this.__dataHelper.dataSourceMap;
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this.reloadDataSource = () => new Promise((resolve, reject) => {
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this.__debug('reload data source');
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if (!this.__dataHelper) {
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return resolve({});
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}
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this.__dataHelper.getInitData()
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.then((res: any) => {
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if (isEmpty(res)) {
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return resolve({});
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}
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this.setState(res, resolve as () => void);
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})
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.catch((err: Error) => {
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reject(err);
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});
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});
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}
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};
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/**
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* init i18n apis
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* @PRIVATE
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*/
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__initI18nAPIs = () => {
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this.i18n = (key: string, values = {}) => {
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const { locale, messages } = this.props;
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return getI18n(key, values, locale, messages);
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};
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this.getLocale = () => this.props.locale;
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this.setLocale = (loc: string) => {
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const setLocaleFn = this.appHelper?.utils?.i18n?.setLocale;
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if (!setLocaleFn || typeof setLocaleFn !== 'function') {
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logger.warn('initI18nAPIs Failed, i18n only works when appHelper.utils.i18n.setLocale() exists');
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return undefined;
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}
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return setLocaleFn(loc);
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};
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};
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/**
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* write props.__schema.css to document as a style element,
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* which will be added once and only once.
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* @PRIVATE
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*/
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__writeCss = (props: IBaseRendererProps) => {
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const css = getValue(props.__schema, 'css', '');
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this.__debug('create this.styleElement with css', css);
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let style = this.__styleElement;
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if (!this.__styleElement) {
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style = document.createElement('style');
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style.type = 'text/css';
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style.setAttribute('from', 'style-sheet');
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const head = document.head || document.getElementsByTagName('head')[0];
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head.appendChild(style);
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this.__styleElement = style;
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this.__debug('this.styleElement is created', this.__styleElement);
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}
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if (style.innerHTML === css) {
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return;
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}
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style.innerHTML = css;
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};
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__render = () => {
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const schema = this.props.__schema;
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this.__executeLifeCycleMethod('render');
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this.__writeCss(this.props);
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const { engine } = this.context;
|
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if (engine) {
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engine.props.onCompGetCtx(schema, this);
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// 画布场景才需要每次渲染bind自定义方法
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if (this.__designModeIsDesign) {
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this.__bindCustomMethods(this.props);
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this.dataSourceMap = this.__dataHelper?.updateConfig(schema.dataSource);
|
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}
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}
|
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};
|
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__getRef = (ref: any) => {
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const { engine } = this.context;
|
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const { __schema } = this.props;
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ref && engine?.props?.onCompGetRef(__schema, ref);
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this.__ref = ref;
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};
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__createDom = () => {
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const { __schema, __ctx, __components = {} } = this.props;
|
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const scope: any = {};
|
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scope.__proto__ = __ctx || this;
|
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|
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const _children = getSchemaChildren(__schema);
|
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let Comp = __components[__schema.componentName];
|
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|
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if (!Comp) {
|
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this.__debug(`${__schema.componentName} is invalid!`);
|
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}
|
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const parentNodeInfo = ({
|
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schema: __schema,
|
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Comp: this.__getHOCWrappedComponent(Comp, __schema, scope),
|
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} as INodeInfo);
|
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return this.__createVirtualDom(_children, scope, parentNodeInfo);
|
||
};
|
||
|
||
/**
|
||
* 将模型结构转换成react Element
|
||
* @param originalSchema schema
|
||
* @param originalScope scope
|
||
* @param parentInfo 父组件的信息，包含schema和Comp
|
||
* @param idx 为循环渲染的循环Index
|
||
*/
|
||
__createVirtualDom = (originalSchema: IPublicTypeNodeData | IPublicTypeNodeData[] | undefined, originalScope: any, parentInfo: INodeInfo, idx: string | number = ''): any => {
|
||
if (originalSchema === null || originalSchema === undefined) {
|
||
return null;
|
||
}
|
||
let scope = originalScope;
|
||
let schema = originalSchema;
|
||
const { engine } = this.context || {};
|
||
if (!engine) {
|
||
this.__debug('this.context.engine is invalid!');
|
||
return null;
|
||
}
|
||
try {
|
||
const { __appHelper: appHelper, __components: components = {} } = this.props || {};
|
||
|
||
if (isJSExpression(schema)) {
|
||
return this.__parseExpression(schema, scope);
|
||
}
|
||
if (isI18nData(schema)) {
|
||
return parseI18n(schema, scope);
|
||
}
|
||
if (isJSSlot(schema)) {
|
||
return this.__createVirtualDom(schema.value, scope, parentInfo);
|
||
}
|
||
|
||
if (typeof schema === 'string') {
|
||
return schema;
|
||
}
|
||
|
||
if (typeof schema === 'number' || typeof schema === 'boolean') {
|
||
return String(schema);
|
||
}
|
||
|
||
if (Array.isArray(schema)) {
|
||
if (schema.length === 1) {
|
||
return this.__createVirtualDom(schema[0], scope, parentInfo);
|
||
}
|
||
return schema.map((item, idy) => this.__createVirtualDom(item, scope, parentInfo, (item as IPublicTypeNodeSchema)?.__ctx?.lceKey ? '' : String(idy)));
|
||
}
|
||
|
||
// @ts-expect-error 如果直接转换好了，可以返回
|
||
if (schema.$$typeof) {
|
||
return schema;
|
||
}
|
||
|
||
const _children = getSchemaChildren(schema);
|
||
if (!schema.componentName) {
|
||
logger.error('The componentName in the schema is invalid, please check the schema: ', schema);
|
||
return;
|
||
}
|
||
// 解析占位组件
|
||
if (schema.componentName === 'Fragment' && _children) {
|
||
const tarChildren = isJSExpression(_children) ? this.__parseExpression(_children, scope) : _children;
|
||
return this.__createVirtualDom(tarChildren, scope, parentInfo);
|
||
}
|
||
|
||
if (schema.componentName === 'Text' && typeof schema.props?.text === 'string') {
|
||
const text: string = schema.props?.text;
|
||
schema = { ...schema };
|
||
schema.children = [text];
|
||
}
|
||
|
||
if (!isSchema(schema)) {
|
||
return null;
|
||
}
|
||
let Comp = components[schema.componentName] || this.props.__container?.components?.[schema.componentName];
|
||
|
||
// 容器类组件的上下文通过props传递，避免context传递带来的嵌套问题
|
||
const otherProps: any = isFileSchema(schema)
|
||
? {
|
||
__schema: schema,
|
||
__appHelper: appHelper,
|
||
__components: components,
|
||
}
|
||
: {};
|
||
|
||
if (!Comp) {
|
||
logger.error(`${schema.componentName} component is not found in components list! component list is:`, components || this.props.__container?.components);
|
||
return engine.createElement(
|
||
engine.getNotFoundComponent(),
|
||
{
|
||
componentName: schema.componentName,
|
||
componentId: schema.id,
|
||
enableStrictNotFoundMode: engine.props.enableStrictNotFoundMode,
|
||
ref: (ref: any) => {
|
||
ref && engine.props?.onCompGetRef(schema, ref);
|
||
},
|
||
},
|
||
this.__getSchemaChildrenVirtualDom(schema, scope, Comp),
|
||
);
|
||
}
|
||
|
||
if (schema.loop != null) {
|
||
const loop = this.__parseData(schema.loop, scope);
|
||
if (Array.isArray(loop) && loop.length === 0) return null;
|
||
const useLoop = isUseLoop(loop, this.__designModeIsDesign);
|
||
if (useLoop) {
|
||
return this.__createLoopVirtualDom(
|
||
{
|
||
...schema,
|
||
loop,
|
||
},
|
||
scope,
|
||
parentInfo,
|
||
idx,
|
||
);
|
||
}
|
||
}
|
||
const condition = schema.condition == null ? true : this.__parseData(schema.condition, scope);
|
||
|
||
// DesignMode 为 design 情况下，需要进入 leaf Hoc，进行相关事件注册
|
||
const displayInHook = this.__designModeIsDesign;
|
||
if (!condition && !displayInHook) {
|
||
return null;
|
||
}
|
||
|
||
let scopeKey = '';
|
||
// 判断组件是否需要生成scope，且只生成一次，挂在this.__compScopes上
|
||
if (Comp.generateScope) {
|
||
const key = this.__parseExpression(schema.props?.key, scope);
|
||
if (key) {
|
||
// 如果组件自己设置key则使用组件自己的key
|
||
scopeKey = key;
|
||
} else if (!schema.__ctx) {
|
||
// 在生产环境schema没有__ctx上下文，需要手动生成一个lceKey
|
||
schema.__ctx = {
|
||
lceKey: `lce${++scopeIdx}`,
|
||
};
|
||
scopeKey = schema.__ctx.lceKey;
|
||
} else {
|
||
// 需要判断循环的情况
|
||
scopeKey = schema.__ctx.lceKey + (idx !== undefined ? `_${idx}` : '');
|
||
}
|
||
if (!this.__compScopes[scopeKey]) {
|
||
this.__compScopes[scopeKey] = Comp.generateScope(this, schema);
|
||
}
|
||
}
|
||
// 如果组件有设置scope，需要为组件生成一个新的scope上下文
|
||
if (scopeKey && this.__compScopes[scopeKey]) {
|
||
const compSelf = { ...this.__compScopes[scopeKey] };
|
||
compSelf.__proto__ = scope;
|
||
scope = compSelf;
|
||
}
|
||
|
||
if (engine.props?.designMode) {
|
||
otherProps.__designMode = engine.props.designMode;
|
||
}
|
||
if (this.__designModeIsDesign) {
|
||
otherProps.__tag = Math.random();
|
||
}
|
||
const componentInfo: any = {};
|
||
const props: any = this.__getComponentProps(schema, scope, Comp, {
|
||
...componentInfo,
|
||
props: transformArrayToMap(componentInfo.props, 'name'),
|
||
}) || {};
|
||
|
||
this.__componentHOCs.forEach((ComponentConstruct: IComponentConstruct) => {
|
||
Comp = ComponentConstruct(Comp, {
|
||
schema,
|
||
componentInfo,
|
||
baseRenderer: this,
|
||
scope,
|
||
});
|
||
});
|
||
|
||
otherProps.ref = (ref: any) => {
|
||
this.$(props.fieldId || props.ref, ref); // 收集ref
|
||
const refProps = props.ref;
|
||
if (refProps && typeof refProps === 'string') {
|
||
this[refProps] = ref;
|
||
}
|
||
ref && engine.props?.onCompGetRef(schema, ref);
|
||
};
|
||
|
||
// scope需要传入到组件上
|
||
if (scopeKey && this.__compScopes[scopeKey]) {
|
||
props.__scope = this.__compScopes[scopeKey];
|
||
}
|
||
if (schema?.__ctx?.lceKey) {
|
||
if (!isFileSchema(schema)) {
|
||
engine.props?.onCompGetCtx(schema, scope);
|
||
}
|
||
props.key = props.key || `${schema.__ctx.lceKey}_${schema.__ctx.idx || 0}_${idx !== undefined ? idx : ''}`;
|
||
} else if ((typeof idx === 'number' || typeof idx === 'string') && !props.key) {
|
||
// 仅当循环场景走这里
|
||
props.key = idx;
|
||
}
|
||
|
||
props.__id = schema.id;
|
||
if (!props.key) {
|
||
props.key = props.__id;
|
||
}
|
||
|
||
let child = this.__getSchemaChildrenVirtualDom(schema, scope, Comp, condition);
|
||
const renderComp = (innerProps: any) => engine.createElement(Comp, innerProps, child);
|
||
// 设计模式下的特殊处理
|
||
if (engine && [DESIGN_MODE.EXTEND, DESIGN_MODE.BORDER].includes(engine.props.designMode)) {
|
||
// 对于overlay,dialog等组件为了使其在设计模式下显示，外层需要增加一个div容器
|
||
if (OVERLAY_LIST.includes(schema.componentName)) {
|
||
const { ref, ...overlayProps } = otherProps;
|
||
return createElement(Div, {
|
||
ref,
|
||
__designMode: engine.props.designMode,
|
||
}, renderComp({ ...props, ...overlayProps }));
|
||
}
|
||
// 虚拟dom显示
|
||
if (componentInfo?.parentRule) {
|
||
const parentList = componentInfo.parentRule.split(',');
|
||
const { schema: parentSchema = { componentName: '' }, Comp: parentComp } = parentInfo;
|
||
if (
|
||
!parentList.includes(parentSchema.componentName) ||
|
||
parentComp !== components[parentSchema.componentName]
|
||
) {
|
||
props.__componentName = schema.componentName;
|
||
Comp = VisualDom;
|
||
} else {
|
||
// 若虚拟dom在正常的渲染上下文中，就不显示设计模式了
|
||
props.__disableDesignMode = true;
|
||
}
|
||
}
|
||
}
|
||
return renderComp({
|
||
...props,
|
||
...otherProps,
|
||
__inner__: {
|
||
hidden: schema.hidden,
|
||
condition,
|
||
},
|
||
});
|
||
} catch (e) {
|
||
return engine.createElement(engine.getFaultComponent(), {
|
||
error: e,
|
||
schema,
|
||
self: scope,
|
||
parentInfo,
|
||
idx,
|
||
});
|
||
}
|
||
};
|
||
|
||
/**
|
||
* get Component HOCs
|
||
*
|
||
* @readonly
|
||
* @type {IComponentConstruct[]}
|
||
*/
|
||
get __componentHOCs(): IComponentConstruct[] {
|
||
if (this.__designModeIsDesign) {
|
||
return [leafWrapper, compWrapper];
|
||
}
|
||
return [compWrapper];
|
||
}
|
||
|
||
__getSchemaChildrenVirtualDom = (schema: IPublicTypeNodeSchema | undefined, scope: any, Comp: any, condition = true) => {
|
||
let children = condition ? getSchemaChildren(schema) : null;
|
||
|
||
// @todo 补完这里的 Element 定义 @承虎
|
||
let result: any = [];
|
||
if (children) {
|
||
if (!Array.isArray(children)) {
|
||
children = [children];
|
||
}
|
||
|
||
children.forEach((child: any) => {
|
||
const childVirtualDom = this.__createVirtualDom(
|
||
isJSExpression(child) ? this.__parseExpression(child, scope) : child,
|
||
scope,
|
||
{
|
||
schema,
|
||
Comp,
|
||
},
|
||
);
|
||
|
||
result.push(childVirtualDom);
|
||
});
|
||
}
|
||
|
||
if (result && result.length > 0) {
|
||
return result;
|
||
}
|
||
return null;
|
||
};
|
||
|
||
__getComponentProps = (schema: IPublicTypeNodeSchema | undefined, scope: any, Comp: any, componentInfo?: any) => {
|
||
if (!schema) {
|
||
return {};
|
||
}
|
||
return this.__parseProps(schema?.props, scope, '', {
|
||
schema,
|
||
Comp,
|
||
componentInfo: {
|
||
...(componentInfo || {}),
|
||
props: transformArrayToMap((componentInfo || {}).props, 'name'),
|
||
},
|
||
}) || {};
|
||
};
|
||
|
||
__createLoopVirtualDom = (schema: IPublicTypeNodeSchema, scope: any, parentInfo: INodeInfo, idx: number | string) => {
|
||
if (isFileSchema(schema)) {
|
||
logger.warn('file type not support Loop');
|
||
return null;
|
||
}
|
||
if (!Array.isArray(schema.loop)) {
|
||
return null;
|
||
}
|
||
const itemArg = (schema.loopArgs && schema.loopArgs[0]) || DEFAULT_LOOP_ARG_ITEM;
|
||
const indexArg = (schema.loopArgs && schema.loopArgs[1]) || DEFAULT_LOOP_ARG_INDEX;
|
||
const { loop } = schema;
|
||
return loop.map((item: IPublicTypeJSONValue | IPublicTypeCompositeValue, i: number) => {
|
||
const loopSelf: any = {
|
||
[itemArg]: item,
|
||
[indexArg]: i,
|
||
};
|
||
loopSelf.__proto__ = scope;
|
||
return this.__createVirtualDom(
|
||
{
|
||
...schema,
|
||
loop: undefined,
|
||
props: {
|
||
...schema.props,
|
||
// 循环下 key 不能为常量，这样会造成 key 值重复，渲染异常
|
||
key: isJSExpression(schema.props?.key) ? schema.props?.key : null,
|
||
},
|
||
},
|
||
loopSelf,
|
||
parentInfo,
|
||
idx ? `${idx}_${i}` : i,
|
||
);
|
||
});
|
||
};
|
||
|
||
get __designModeIsDesign() {
|
||
const { engine } = this.context || {};
|
||
return engine?.props?.designMode === 'design';
|
||
}
|
||
|
||
__parseProps = (originalProps: any, scope: any, path: string, info: INodeInfo): any => {
|
||
let props = originalProps;
|
||
const { schema, Comp, componentInfo = {} } = info;
|
||
const propInfo = getValue(componentInfo.props, path);
|
||
// FIXME: 将这行逻辑外置，解耦，线上环境不要验证参数，调试环境可以有，通过传参自定义
|
||
const propType = propInfo?.extra?.propType;
|
||
|
||
const checkProps = (value: any) => {
|
||
if (!propType) {
|
||
return value;
|
||
}
|
||
return checkPropTypes(value, path, propType, componentInfo.name) ? value : undefined;
|
||
};
|
||
|
||
const parseReactNode = (data: any, params: any) => {
|
||
if (isEmpty(params)) {
|
||
const virtualDom = this.__createVirtualDom(data, scope, ({ schema, Comp } as INodeInfo));
|
||
return checkProps(virtualDom);
|
||
}
|
||
return checkProps((...argValues: any[]) => {
|
||
const args: any = {};
|
||
if (Array.isArray(params) && params.length) {
|
||
params.forEach((item, idx) => {
|
||
if (typeof item === 'string') {
|
||
args[item] = argValues[idx];
|
||
} else if (item && typeof item === 'object') {
|
||
args[item.name] = argValues[idx];
|
||
}
|
||
});
|
||
}
|
||
args.__proto__ = scope;
|
||
return scope.__createVirtualDom(data, args, ({ schema, Comp } as INodeInfo));
|
||
});
|
||
};
|
||
|
||
if (isJSExpression(props)) {
|
||
props = this.__parseExpression(props, scope);
|
||
// 只有当变量解析出来为模型结构的时候才会继续解析
|
||
if (!isSchema(props) && !isJSSlot(props)) {
|
||
return checkProps(props);
|
||
}
|
||
}
|
||
|
||
const handleI18nData = (innerProps: any) => innerProps[innerProps.use || (this.getLocale && this.getLocale()) || 'zh-CN'];
|
||
|
||
// @LEGACY 兼容老平台设计态 i18n 数据
|
||
if (isI18nData(props)) {
|
||
const i18nProp = handleI18nData(props);
|
||
if (i18nProp) {
|
||
props = i18nProp;
|
||
} else {
|
||
return parseI18n(props, scope);
|
||
}
|
||
}
|
||
|
||
// @LEGACY 兼容老平台设计态的变量绑定
|
||
if (isVariable(props)) {
|
||
props = props.value;
|
||
if (isI18nData(props)) {
|
||
props = handleI18nData(props);
|
||
}
|
||
}
|
||
|
||
if (isJSFunction(props)) {
|
||
props = transformStringToFunction(props.value);
|
||
}
|
||
if (isJSSlot(props)) {
|
||
const { params, value } = props;
|
||
if (!isSchema(value) || isEmpty(value)) {
|
||
return undefined;
|
||
}
|
||
return parseReactNode(value, params);
|
||
}
|
||
|
||
// 兼容通过componentInfo判断的情况
|
||
if (isSchema(props)) {
|
||
const isReactNodeFunction = !!(propInfo?.type === 'ReactNode' && propInfo?.props?.type === 'function');
|
||
|
||
const isMixinReactNodeFunction = !!(
|
||
propInfo?.type === 'Mixin'
|
||
&& propInfo?.props?.types?.indexOf('ReactNode') > -1
|
||
&& propInfo?.props?.reactNodeProps?.type === 'function'
|
||
);
|
||
|
||
let params = null;
|
||
if (isReactNodeFunction) {
|
||
params = propInfo?.props?.params;
|
||
} else if (isMixinReactNodeFunction) {
|
||
params = propInfo?.props?.reactNodeProps?.params;
|
||
}
|
||
return parseReactNode(
|
||
props,
|
||
params,
|
||
);
|
||
}
|
||
if (Array.isArray(props)) {
|
||
return checkProps(props.map((item, idx) => this.__parseProps(item, scope, path ? `${path}.${idx}` : `${idx}`, info)));
|
||
}
|
||
if (typeof props === 'function') {
|
||
return checkProps(props.bind(scope));
|
||
}
|
||
if (props && typeof props === 'object') {
|
||
if (props.$$typeof) {
|
||
return checkProps(props);
|
||
}
|
||
const res: any = {};
|
||
forEach(props, (val: any, key: string) => {
|
||
if (key.startsWith('__')) {
|
||
res[key] = val;
|
||
return;
|
||
}
|
||
res[key] = this.__parseProps(val, scope, path ? `${path}.${key}` : key, info);
|
||
});
|
||
return checkProps(res);
|
||
}
|
||
return checkProps(props);
|
||
};
|
||
|
||
$(filedId: string, instance?: any) {
|
||
this.__instanceMap = this.__instanceMap || {};
|
||
if (!filedId || typeof filedId !== 'string') {
|
||
return this.__instanceMap;
|
||
}
|
||
if (instance) {
|
||
this.__instanceMap[filedId] = instance;
|
||
}
|
||
return this.__instanceMap[filedId];
|
||
}
|
||
|
||
__debug = (...args: any[]) => { logger.debug(...args); };
|
||
|
||
__renderContextProvider = (customProps?: object, children?: any) => {
|
||
return createElement(AppContext.Provider, {
|
||
value: {
|
||
...this.context,
|
||
blockContext: this,
|
||
...(customProps || {}),
|
||
},
|
||
children: children || this.__createDom(),
|
||
});
|
||
};
|
||
|
||
__renderContextConsumer = (children: any) => {
|
||
return createElement(AppContext.Consumer, {}, children);
|
||
};
|
||
|
||
__getHOCWrappedComponent(OriginalComp: any, schema: any, scope: any) {
|
||
let Comp = OriginalComp;
|
||
this.__componentHOCs.forEach((ComponentConstruct: IComponentConstruct) => {
|
||
Comp = ComponentConstruct(Comp || Div, {
|
||
schema,
|
||
componentInfo: {},
|
||
baseRenderer: this,
|
||
scope,
|
||
});
|
||
});
|
||
|
||
return Comp;
|
||
}
|
||
|
||
__renderComp(OriginalComp: any, ctxProps: object) {
|
||
let Comp = OriginalComp;
|
||
const { __schema, __ctx } = this.props;
|
||
const scope: any = {};
|
||
scope.__proto__ = __ctx || this;
|
||
Comp = this.__getHOCWrappedComponent(Comp, __schema, scope);
|
||
const data = this.__parseProps(__schema?.props, scope, '', {
|
||
schema: __schema,
|
||
Comp,
|
||
componentInfo: {},
|
||
});
|
||
const { className } = data;
|
||
const otherProps: any = {};
|
||
const { engine } = this.context || {};
|
||
if (!engine) {
|
||
return null;
|
||
}
|
||
|
||
if (this.__designModeIsDesign) {
|
||
otherProps.__tag = Math.random();
|
||
}
|
||
|
||
const child = engine.createElement(
|
||
Comp,
|
||
{
|
||
...data,
|
||
...this.props,
|
||
ref: this.__getRef,
|
||
className: classnames(getFileCssName(__schema?.fileName), className, this.props.className),
|
||
__id: __schema?.id,
|
||
...otherProps,
|
||
},
|
||
this.__createDom(),
|
||
);
|
||
return this.__renderContextProvider(ctxProps, child);
|
||
}
|
||
|
||
__renderContent(children: any) {
|
||
const { __schema } = this.props;
|
||
const parsedProps = this.__parseData(__schema.props);
|
||
const className = classnames(`lce-${this.__namespace}`, getFileCssName(__schema.fileName), parsedProps.className, this.props.className);
|
||
const style = { ...(parsedProps.style || {}), ...(typeof this.props.style === 'object' ? this.props.style : {}) };
|
||
const id = this.props.id || parsedProps.id;
|
||
return createElement('div', {
|
||
ref: this.__getRef,
|
||
className,
|
||
id,
|
||
style,
|
||
}, children);
|
||
}
|
||
|
||
__checkSchema = (schema: IPublicTypeNodeSchema | undefined, originalExtraComponents: string | string[] = []) => {
|
||
let extraComponents = originalExtraComponents;
|
||
if (typeof extraComponents === 'string') {
|
||
extraComponents = [extraComponents];
|
||
}
|
||
|
||
const builtin = capitalizeFirstLetter(this.__namespace);
|
||
const componentNames = [builtin, ...extraComponents];
|
||
return !isSchema(schema) || !componentNames.includes(schema?.componentName ?? '');
|
||
};
|
||
|
||
get appHelper(): IRendererAppHelper {
|
||
return this.props.__appHelper;
|
||
}
|
||
|
||
get requestHandlersMap() {
|
||
return this.appHelper?.requestHandlersMap;
|
||
}
|
||
|
||
get utils() {
|
||
return this.appHelper?.utils;
|
||
}
|
||
|
||
get constants() {
|
||
return this.appHelper?.constants;
|
||
}
|
||
|
||
get history() {
|
||
return this.appHelper?.history;
|
||
}
|
||
|
||
get location() {
|
||
return this.appHelper?.location;
|
||
}
|
||
|
||
get match() {
|
||
return this.appHelper?.match;
|
||
}
|
||
|
||
render() {
|
||
return null;
|
||
}
|
||
};
|
||
}
|