mirror of
https://github.com/alibaba/lowcode-engine.git
synced 2026-02-28 21:20:28 +00:00
355 lines
9.5 KiB
TypeScript
355 lines
9.5 KiB
TypeScript
import {
|
||
ComponentMetadata,
|
||
NpmInfo,
|
||
NodeData,
|
||
NodeSchema,
|
||
ComponentAction,
|
||
TitleContent,
|
||
TransformedComponentMetadata,
|
||
NestingFilter,
|
||
isTitleConfig,
|
||
I18nData,
|
||
} from '@ali/lowcode-types';
|
||
import { computed } from '@ali/lowcode-editor-core';
|
||
import { Node, ParentalNode } from './document';
|
||
import { Designer } from './designer';
|
||
import { intlNode } from './locale';
|
||
import { IconContainer } from './icons/container';
|
||
import { IconPage } from './icons/page';
|
||
import { IconComponent } from './icons/component';
|
||
import { IconRemove } from './icons/remove';
|
||
import { IconClone } from './icons/clone';
|
||
import { ReactElement } from 'react';
|
||
|
||
function ensureAList(list?: string | string[]): string[] | null {
|
||
if (!list) {
|
||
return null;
|
||
}
|
||
if (!Array.isArray(list)) {
|
||
if (typeof list !== 'string') {
|
||
return null;
|
||
}
|
||
list = list.split(/ *[ ,|] */).filter(Boolean);
|
||
}
|
||
if (list.length < 1) {
|
||
return null;
|
||
}
|
||
return list;
|
||
}
|
||
|
||
function isRegExp(obj: any): obj is RegExp {
|
||
return obj && obj.test && obj.exec && obj.compile;
|
||
}
|
||
|
||
function buildFilter(rule?: string | string[] | RegExp | NestingFilter) {
|
||
if (!rule) {
|
||
return null;
|
||
}
|
||
if (typeof rule === 'function') {
|
||
return rule;
|
||
}
|
||
if (isRegExp(rule)) {
|
||
return (testNode: Node | NodeSchema) => rule.test(testNode.componentName);
|
||
}
|
||
const list = ensureAList(rule);
|
||
if (!list) {
|
||
return null;
|
||
}
|
||
return (testNode: Node | NodeSchema) => list.includes(testNode.componentName);
|
||
}
|
||
|
||
export class ComponentMeta {
|
||
readonly isComponentMeta = true;
|
||
private _npm?: NpmInfo;
|
||
get npm() {
|
||
return this._npm;
|
||
}
|
||
private _componentName?: string;
|
||
get componentName(): string {
|
||
return this._componentName!;
|
||
}
|
||
private _isContainer?: boolean;
|
||
get isContainer(): boolean {
|
||
return this._isContainer! || this.isRootComponent();
|
||
}
|
||
private _isModal?: boolean;
|
||
get isModal(): boolean {
|
||
return this._isModal!;
|
||
}
|
||
private _descriptor?: string;
|
||
get descriptor(): string | undefined {
|
||
return this._descriptor;
|
||
}
|
||
private _rectSelector?: string;
|
||
get rectSelector(): string | undefined {
|
||
return this._rectSelector;
|
||
}
|
||
private _transformedMetadata?: TransformedComponentMetadata;
|
||
get configure() {
|
||
const config = this._transformedMetadata?.configure;
|
||
return config?.combined || config?.props || [];
|
||
}
|
||
|
||
private parentWhitelist?: NestingFilter | null;
|
||
private childWhitelist?: NestingFilter | null;
|
||
|
||
private _title?: TitleContent;
|
||
get title(): string | I18nData | ReactElement {
|
||
// TODO: 标记下。这块需要康师傅加一下API，页面正常渲染。
|
||
// string | i18nData | ReactElement
|
||
// TitleConfig title.label
|
||
if (isTitleConfig(this._title)) {
|
||
return (this._title.label as any) || this.componentName;
|
||
}
|
||
return this._title || this.componentName;
|
||
}
|
||
|
||
@computed get icon() {
|
||
// TODO: 标记下。这块需要康师傅加一下API，页面正常渲染。
|
||
// give Slot default icon
|
||
// if _title is TitleConfig get _title.icon
|
||
return (
|
||
this._transformedMetadata?.icon ||
|
||
(this.componentName === 'Page' ? IconPage : this.isContainer ? IconContainer : IconComponent)
|
||
);
|
||
}
|
||
|
||
private _acceptable?: boolean;
|
||
get acceptable(): boolean {
|
||
return this._acceptable!;
|
||
}
|
||
|
||
constructor(readonly designer: Designer, metadata: ComponentMetadata) {
|
||
this.parseMetadata(metadata);
|
||
}
|
||
|
||
setNpm(info: NpmInfo) {
|
||
if (!this._npm) {
|
||
this._npm = info;
|
||
}
|
||
}
|
||
|
||
private parseMetadata(metadta: ComponentMetadata) {
|
||
const { componentName, npm } = metadta;
|
||
this._npm = npm;
|
||
this._componentName = componentName;
|
||
|
||
// 额外转换逻辑
|
||
this._transformedMetadata = this.transformMetadata(metadta);
|
||
|
||
const title = this._transformedMetadata.title;
|
||
if (title) {
|
||
this._title =
|
||
typeof title === 'string'
|
||
? {
|
||
type: 'i18n',
|
||
'en-US': this.componentName,
|
||
'zh-CN': title,
|
||
}
|
||
: title;
|
||
}
|
||
|
||
const { configure = {} } = this._transformedMetadata;
|
||
this._acceptable = false;
|
||
|
||
const { component } = configure;
|
||
if (component) {
|
||
this._isContainer = component.isContainer ? true : false;
|
||
this._isModal = component.isModal ? true : false;
|
||
this._descriptor = component.descriptor;
|
||
this._rectSelector = component.rectSelector;
|
||
if (component.nestingRule) {
|
||
const { parentWhitelist, childWhitelist } = component.nestingRule;
|
||
this.parentWhitelist = buildFilter(parentWhitelist);
|
||
this.childWhitelist = buildFilter(childWhitelist);
|
||
}
|
||
} else {
|
||
this._isContainer = false;
|
||
this._isModal = false;
|
||
}
|
||
}
|
||
|
||
private transformMetadata(metadta: ComponentMetadata): TransformedComponentMetadata {
|
||
const result = getRegisteredMetadataTransducers().reduce((prevMetadata, current) => {
|
||
return current(prevMetadata);
|
||
}, preprocessMetadata(metadta));
|
||
|
||
if (!result.configure) {
|
||
result.configure = {};
|
||
}
|
||
return result as any;
|
||
}
|
||
|
||
isRootComponent() {
|
||
return this.componentName === 'Page' || this.componentName === 'Block' || this.componentName === 'Component';
|
||
}
|
||
|
||
@computed get availableActions() {
|
||
let { disableBehaviors, actions } = this._transformedMetadata?.configure.component || {};
|
||
const disabled = ensureAList(disableBehaviors) || (this.isRootComponent() ? ['copy', 'remove'] : null);
|
||
actions = builtinComponentActions.concat(this.designer.getGlobalComponentActions() || [], actions || []);
|
||
|
||
if (disabled) {
|
||
if (disabled.includes('*')) {
|
||
return actions.filter((action) => action.condition === 'always');
|
||
}
|
||
return actions.filter((action) => disabled.indexOf(action.name) < 0);
|
||
}
|
||
return actions;
|
||
}
|
||
|
||
setMetadata(metadata: ComponentMetadata) {
|
||
this.parseMetadata(metadata);
|
||
}
|
||
|
||
getMetadata(): TransformedComponentMetadata {
|
||
return this._transformedMetadata!;
|
||
}
|
||
|
||
checkNestingUp(my: Node | NodeData, parent: ParentalNode) {
|
||
// 检查父子关系，直接约束型，在画布中拖拽直接掠过目标容器
|
||
if (this.parentWhitelist) {
|
||
return this.parentWhitelist(parent, my);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
checkNestingDown(my: Node, target: Node | NodeSchema) {
|
||
// 检查父子关系，直接约束型，在画布中拖拽直接掠过目标容器
|
||
if (this.childWhitelist) {
|
||
return this.childWhitelist(target, my);
|
||
}
|
||
return true;
|
||
}
|
||
}
|
||
|
||
export function isComponentMeta(obj: any): obj is ComponentMeta {
|
||
return obj && obj.isComponentMeta;
|
||
}
|
||
|
||
function preprocessMetadata(metadata: ComponentMetadata): TransformedComponentMetadata {
|
||
if (metadata.configure) {
|
||
if (Array.isArray(metadata.configure)) {
|
||
return {
|
||
...metadata,
|
||
configure: {
|
||
props: metadata.configure,
|
||
},
|
||
};
|
||
}
|
||
return metadata as any;
|
||
}
|
||
|
||
return {
|
||
...metadata,
|
||
configure: {},
|
||
};
|
||
}
|
||
|
||
|
||
export interface MetadataTransducer {
|
||
(prev: TransformedComponentMetadata): TransformedComponentMetadata;
|
||
/**
|
||
* 0 - 9 system
|
||
* 10 - 99 builtin-plugin
|
||
* 100 - app & plugin
|
||
*/
|
||
level?: number;
|
||
/**
|
||
* use to replace TODO
|
||
*/
|
||
id?: string;
|
||
}
|
||
const metadataTransducers: MetadataTransducer[] = [];
|
||
|
||
export function registerMetadataTransducer(transducer: MetadataTransducer, level: number = 100, id?: string) {
|
||
transducer.level = level;
|
||
transducer.id = id;
|
||
const i = metadataTransducers.findIndex((item) => item.level != null && item.level > level);
|
||
if (i < 0) {
|
||
metadataTransducers.push(transducer);
|
||
} else {
|
||
metadataTransducers.splice(i, 0, transducer);
|
||
}
|
||
}
|
||
|
||
export function getRegisteredMetadataTransducers(): MetadataTransducer[] {
|
||
return metadataTransducers;
|
||
}
|
||
|
||
|
||
registerMetadataTransducer((metadata) => {
|
||
const { configure, componentName } = metadata;
|
||
const { component = {} } = configure;
|
||
if (!component.nestingRule) {
|
||
let m;
|
||
// uri match xx.Group set subcontrolling: true, childWhiteList
|
||
if ((m = /^(.+)\.Group$/.exec(componentName))) {
|
||
// component.subControlling = true;
|
||
if (!component.nestingRule) {
|
||
component.nestingRule = {
|
||
childWhitelist: [`${m[1]}`],
|
||
};
|
||
}
|
||
}
|
||
// uri match xx.Node set selfControlled: false, parentWhiteList
|
||
else if ((m = /^(.+)\.Node$/.exec(componentName))) {
|
||
// component.selfControlled = false;
|
||
component.nestingRule = {
|
||
parentWhitelist: [`${m[1]}`, componentName],
|
||
};
|
||
}
|
||
// uri match .Item .Node .Option set parentWhiteList
|
||
else if ((m = /^(.+)\.(Item|Node|Option)$/.exec(componentName))) {
|
||
component.nestingRule = {
|
||
parentWhitelist: [`${m[1]}`],
|
||
};
|
||
}
|
||
}
|
||
if (component.isModal == null && /Dialog/.test(componentName)) {
|
||
component.isModal = true;
|
||
}
|
||
return {
|
||
...metadata,
|
||
configure: {
|
||
...configure,
|
||
component,
|
||
},
|
||
};
|
||
});
|
||
|
||
const builtinComponentActions: ComponentAction[] = [
|
||
{
|
||
name: 'remove',
|
||
content: {
|
||
icon: IconRemove,
|
||
title: intlNode('remove'),
|
||
action(node: Node) {
|
||
node.remove();
|
||
},
|
||
},
|
||
important: true,
|
||
},
|
||
{
|
||
name: 'copy',
|
||
content: {
|
||
icon: IconClone,
|
||
title: intlNode('copy'),
|
||
action(node: Node) {
|
||
// node.remove();
|
||
},
|
||
},
|
||
important: true,
|
||
},
|
||
];
|
||
|
||
export function removeBuiltinComponentAction(name: string) {
|
||
const i = builtinComponentActions.findIndex((action) => action.name === name);
|
||
if (i > -1) {
|
||
builtinComponentActions.splice(i, 1);
|
||
}
|
||
}
|
||
export function addBuiltinComponentAction(action: ComponentAction) {
|
||
builtinComponentActions.push(action);
|
||
}
|