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utils.tsx
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import * as queryString from 'query-string';
import fetchJsonp from 'fetch-jsonp';
import * as React from 'react';
import { pascal } from 'case';
import { Notification } from '@alifd/next';
import { buildComponents } from '@alilc/lowcode-utils';
const typeMap = {
vc: ['prototype', 'view'],
vs: ['setter'],
vp: ['plugin'],
ve: ['pane'],
vu: ['utils'],
plugin: ['designerPlugin'],
component: ['meta', 'view'],
};
const queryFlag = '__injectFrom'; // 不推荐
const injectTypeFlag = '__injectType'; // 不推荐
const injectEnvFlag = '__injectEnv'; // 不推荐
const debugFlag = 'debug'; // 推荐
const arrayFlag = '__components';
const jsonpFlag = '__injectComponent';
const prototypeKeyFlag = '__prototype';
const injectDeviceFlag = '__device';
window[arrayFlag] = [];
window[jsonpFlag] = function addComponents(component) {
window[arrayFlag].push(component);
};
let injectServerHost = '127.0.0.1';
const searchParams = new URLSearchParams(window.location.search);
// 是否需要开启 inject 逻辑
export const needInject = searchParams.get('__injectFrom') // 历史兼容
|| searchParams.get('__injectType') === 'auto' // 历史兼容
|| searchParams.has('debug')
|| (window as any).injectConfig;
let urlCache = null;
export function setInjectServerHost(finalInjectServerHost) {
injectServerHost = finalInjectServerHost;
console.log('inject server host', injectServerHost);
}
// 获取 inject 资源的 url，格式：['url1', 'url2']
function getInjectUrls(resourceType, type = 'url'): Promise<any> {
const filter = (_urls) => {
if (!resourceType) {
return type === 'url' ? _urls.map(item => item.url || item) : _urls;
}
const filteredUrls = _urls.filter((item) => {
if (typeof item === 'string') {
return item.indexOf(`name=@ali/${resourceType}-`) >= 0;
}
if (item.type) {
return typeMap[resourceType].indexOf(item.type) >= 0;
}
return false;
})
return type === 'url' ? filteredUrls.map(item => item.url || item) : filteredUrls;
};
return new Promise((resolve) => {
if (!urlCache) {
const urlParams = queryString.parse(window.location.search);
let urls = urlParams[queryFlag] || [];
urls = Array.isArray(urls) ? urls : [urls];
const { type, injects } = window.injectConfig || {};
if (type === 'auto' || urlParams[injectTypeFlag] === 'auto' || urlParams[debugFlag] !== undefined) {
fetchJsonp(`http://${injectServerHost}:8899/apis/injectInfo`).then(res => res.json()).then((data) => {
urls = envFilter(data.content);
urlCache = urls;
resolve(filter(urlCache));
}).catch((err) => {
urlCache = [];
resolve([]);
console.error(err);
});
} else if (type === 'custom' && injects) {
urls = urls.concat(injects);
urlCache = urls;
resolve(filter(urlCache));
} else {
urlCache = urls;
resolve(filter(urlCache));
}
} else {
resolve(filter(urlCache));
}
});
}
function loadScript(url, callback) {
const src = ((_url) => {
const isInFileProtocol = _url.indexOf('//') === 0 && window.location.protocol === 'file:';
return isInFileProtocol ? `//${_url}` : _url;
})(url);
const scriptElement = document.createElement('script');
scriptElement.crossOrigin = 'anonymous';
scriptElement.src = src;
scriptElement.async = true;
if (callback) {
scriptElement.onload = () => callback();
scriptElement.onerror = () => callback(new Error(`Inject ${url} failed`));
}
document.body.insertBefore(scriptElement, document.body.firstChild);
}
function promiseLoadScript(url) {
return new Promise((rs, rj) => {
loadScript(url, e => (e ? rj(e) : rs({})));
}).then(
() => {
console.info(`%c Injected ${url}`, 'font-weight:bold; font-size: 20px; color: orange;');
},
(e) => {
console.error(e);
},
);
}
function loadComponentFromSources(sources) {
return Promise.all(sources.map(url => promiseLoadScript(url)));
}
// 获取 inject 的资源，格式 [{name, module, pluginType}]
export async function getInjectedResource(type) {
const urls = await getInjectUrls(type);
await loadComponentFromSources(urls);
return window[arrayFlag].filter((item) => {
const _item = item.default || item;
if (!type) {
return true;
}
if (_item.type && typeMap[type].indexOf(_item.type) < 0) {
return false;
}
if (!_item.type && _item.name && _item.name.indexOf(`@ali/${type}-`) < 0) {
return false;
}
return true;
}).map((item) => {
const _item = item.default || item;
_item.module = getModule(_item.module);
return _item;
});
}
function getModule(module) {
if (Array.isArray(module)) {
return module.map(item => getModule(item));
}
return module.default || module;
}
function envFilter(injects) {
if (!injects) {
return [];
}
const urlParams = queryString.parse(window.location.search);
// 从 window 或者 url 中获取当前是设计器还是预览环境；没有配置则读取 window 是否有 VisualEngine
const env = window.injectEnv || urlParams[injectEnvFlag] || (window.VisualEngine || window.LowcodeEditor || window.AliLowCodeEngine ? 'design' : 'preview') || 'design';
let device = urlParams[injectDeviceFlag] || (window.g_config && window.g_config.device) || (window.pageConfig && window.pageConfig.device) || 'web';
if (device === 'both') { // 乐高有双端的能力，开启后 device 是 both
device = /Mobile/.test(window.navigator.userAgent) ? 'mobile' : 'web';
}
let prototypeKey = urlParams[prototypeKeyFlag] || (window.pageConfig
&& window.pageConfig.designerConfigs
&& window.pageConfig.designerConfigs.prototypeKey);
prototypeKey = prototypeKey === 'default' ? '' : prototypeKey;
return injects.filter((item) => {
if (env === 'design') {
// 设计器不需要注入组件的 view 和 vu
if (['utils'].indexOf(item.type) >= 0) {
return false;
}
// 注入指定的 prototype
if (item.type === 'prototype') {
if (item.subType && item.subType !== prototypeKey) {
return false;
}
if (!item.subType && prototypeKey) {
// 看有没有对应的 prototype.js 如果没有则用默认的
const proto = injects.find(item2 => item2.packageName === item.packageName && item2.type === 'prototype' && item2.subType === prototypeKey);
if (proto) {
return false;
}
}
}
}
if (env === 'preview') {
// 预览不需要注入 prototype、vp、setter、pane
if (['prototype', 'plugin', 'setter', 'pane'].indexOf(item.type) >= 0) {
return false;
}
// PC 端应用不需要加载 view.mobile
if (device === 'web' && item.type === 'view' && item.subType === 'mobile') {
return false;
}
// 移动端应用如果有 view.mobile 则不需要加载 view，否则还是加载 view
if (device === 'mobile' && item.type === 'view' && item.subType !== 'mobile') {
// 看当前组件有没有 view.mobile
const viewMobile = injects.find(item2 => item2.packageName === item.packageName && item2.type === 'view' && item2.subType === 'mobile');
if (viewMobile) {
return false;
}
}
}
return true;
});
}
function getComponentFromUrlItems(items) {
const map = {};
items.forEach((item) => {
const { packageName, type, url, library } = item;
if (!map[packageName]) {
map[packageName] = {
packageName,
};
}
map[packageName][type] = url;
map[packageName]['library'] = library;
})
return map;
}
export async function injectAssets(assets) {
if (!needInject) return assets;
try {
const injectUrls = await getInjectUrls('component', 'item');
const components = getComponentFromUrlItems(injectUrls)
Object.keys(components).forEach((name) => {
const item = components[name];
const pascalCaseName = pascal(name);
if (!assets.packages) assets.packages = [];
if (!assets.components) assets.components = [];
assets.packages.push({
"package": name,
"version": '0.1.0',
"library": item.library || pascalCaseName,
"urls": [item.view],
"editUrls": [item.view],
});
assets.components.push({
exportName: `${pascalCaseName}Meta`,
url: item.meta,
});
})
if (Object.keys(components).length > 0) {
Notification.success({
title: '成功注入以下组件',
content: (
<div>
{Object.keys(components).map((name) => (
<p>组件：<b>{name}</b></p>
))}
</div>
)
})
}
} catch (err) {}
return assets;
}
export async function injectComponents(components) {
if (!needInject) return components;
const injectUrls = await getInjectUrls('component', 'item');
await loadComponentFromSources(injectUrls.map(item => item.url || item));
const injectedComponents = getComponentFromUrlItems(injectUrls);
const libraryMap = {};
const componentsMap = {};
Object.keys(injectedComponents).forEach((name) => {
const { library } = injectedComponents[name];
const pascalName = pascal(name);
libraryMap[name] = library || pascalName;
window[`${pascalName}Meta`]?.components?.forEach((item) => {
componentsMap[item.componentName] = item.npm;
})
})
const injectedComponentsForRenderer = await buildComponents(libraryMap, componentsMap, undefined);
if (Object.keys(injectedComponents).length > 0) {
Notification.success({
title: '成功注入以下组件',
content: (
<div>
{Object.keys(injectedComponents).map((name) => (
<p>组件：<b>{name}</b></p>
))}
</div>
)
})
}
return { ...components, ...injectedComponentsForRenderer };
}
export async function filterPackages(packages = []) {
if (!needInject) return packages;
const injectUrls = await getInjectUrls('component', 'item');
const injectedComponents = getComponentFromUrlItems(injectUrls);
return packages.filter((item) => {
return !(item.package in injectedComponents)
});
}