low-code/apps/designer/src/views/extension.ts

82 lines
2.3 KiB
TypeScript

import * as Vue from 'vue';
import * as core from '@vtj/core';
import * as VtjUtils from '@vtj/utils';
import * as VtjUI from '@vtj/ui';
import * as designer from '@vtj/designer';
import * as renderer from '@vtj/renderer';
import * as VtjIcons from '@vtj/icons';
import * as ElementPlus from 'element-plus';
import type { ExtensionConfig } from '@vtj/core';
import type { EngineOptions } from '@vtj/designer';
export type ExtensionOptions = ExtensionConfig;
export type ExtensionFactory = (
config: ExtensionConfig
) => Partial<EngineOptions> | void;
export interface ExtensionOutput {
options: Partial<EngineOptions>;
adapters: Record<string, any>;
}
export class Extension {
private urls: string[] = [];
private library: string = '';
private params: any[] = [];
private __BASE_PATH__: string = '/';
private __adapters__: Record<string, any> = {};
constructor(private options: ExtensionOptions) {
const __VTJ_PRO__ = {
...core,
...designer,
...renderer
};
(window as any).Vue = Vue;
(window as any).__VTJ_PRO__ = __VTJ_PRO__;
(window as any).VtjUtils = VtjUtils;
(window as any).VtjIcons = VtjIcons;
(window as any).VtjUI = VtjUI;
(window as any).ElementPlus = ElementPlus;
const {
urls = [],
library,
params = [],
__BASE_PATH__ = '/',
__adapters__ = {}
} = options || {};
this.urls = urls;
this.library = library;
this.params = params;
this.__BASE_PATH__ = __BASE_PATH__;
this.__adapters__ = __adapters__;
}
async load(): Promise<ExtensionOutput> {
let options: Partial<EngineOptions> = {};
if (this.library) {
const base = this.__BASE_PATH__;
const css = this.urls
.filter((n) => renderer.isCSSUrl(n))
.map((n) => `${base}${n}`);
const scripts: string[] = this.urls
.filter((n) => renderer.isJSUrl(n))
.map((n) => `${base}${n}`);
renderer.loadCssUrl(css);
if (scripts.length) {
const output = await renderer
.loadScriptUrl(scripts, this.library)
.catch(() => null);
if (output && typeof output === 'function') {
options = output.call(output, this.options, this.params);
} else {
options = output || {};
}
}
}
return {
options,
adapters: this.__adapters__
};
}
}