137 lines
3.6 KiB
TypeScript
137 lines
3.6 KiB
TypeScript
import fs from 'fs-extra';
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import path from 'path';
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import externalGlobals from 'rollup-plugin-external-globals';
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import serveStatic from 'serve-static';
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import { HtmlTagDescriptor, normalizePath, Plugin, UserConfig } from 'vite';
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interface VitePluginCesiumOptions {
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/**
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* rebuild cesium library, default: false
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*/
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rebuildCesium?: boolean;
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devMinifyCesium?: boolean;
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}
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function vitePluginCesium(
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options: VitePluginCesiumOptions = {
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rebuildCesium: false,
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devMinifyCesium: false
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}
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): Plugin {
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const { rebuildCesium, devMinifyCesium } = options;
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const cesiumBuildRootPath = 'node_modules/cesium/Build';
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const cesiumBuildPath = 'node_modules/cesium/Build/Cesium/';
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let CESIUM_BASE_URL = '/cesium/';
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let outDir = 'dist';
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let base: string = '/';
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let isBuild: boolean = false;
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return {
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name: 'vite-plugin-cesium',
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config(c, { command }) {
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isBuild = command === 'build';
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if (c.base) {
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base = c.base;
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}
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if (base === '') base = './';
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if (isBuild) CESIUM_BASE_URL = path.join(base, CESIUM_BASE_URL);
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const userConfig: UserConfig = {
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build: {
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assetsInlineLimit: 0,
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chunkSizeWarningLimit: 4000
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},
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define: {
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CESIUM_BASE_URL: JSON.stringify(CESIUM_BASE_URL)
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}
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};
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if (isBuild && !rebuildCesium) {
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userConfig.build!.rollupOptions = {
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external: ['cesium'],
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plugins: [externalGlobals({ cesium: 'Cesium' })]
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};
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}
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return userConfig;
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},
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async load(id: string) {
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if (!rebuildCesium) return null;
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// replace CESIUM_BASE_URL variable in 'cesium/Source/Core/buildModuleUrl.js'
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if (id.includes('buildModuleUrl')) {
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let file = fs.readFileSync(id, { encoding: 'utf8' });
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file = file.replace(
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/CESIUM_BASE_URL/g,
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JSON.stringify(CESIUM_BASE_URL)
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);
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return file;
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}
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return null;
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},
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configureServer({ middlewares }) {
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const cesiumPath = path.join(
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cesiumBuildRootPath,
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devMinifyCesium ? 'Cesium' : 'CesiumUnminified'
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);
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middlewares.use(CESIUM_BASE_URL, serveStatic(cesiumPath));
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},
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async closeBundle() {
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if (isBuild) {
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try {
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await fs.copy(
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path.join(cesiumBuildPath, 'Assets'),
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path.join(outDir, 'cesium/Assets')
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);
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await fs.copy(
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path.join(cesiumBuildPath, 'ThirdParty'),
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path.join(outDir, 'cesium/ThirdParty')
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);
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await fs.copy(
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path.join(cesiumBuildPath, 'Workers'),
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path.join(outDir, 'cesium/Workers')
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);
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await fs.copy(
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path.join(cesiumBuildPath, 'Widgets'),
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path.join(outDir, 'cesium/Widgets')
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);
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if (!rebuildCesium) {
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await fs.copy(
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path.join(cesiumBuildPath, 'Cesium.js'),
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path.join(outDir, 'cesium/Cesium.js')
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);
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}
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} catch (err) {
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console.error('copy failed', err);
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}
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}
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},
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transformIndexHtml() {
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const tags: HtmlTagDescriptor[] = [
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{
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tag: 'link',
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attrs: {
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rel: 'stylesheet',
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href: normalizePath(
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path.join(CESIUM_BASE_URL, 'Widgets/widgets.css')
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)
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}
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}
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];
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if (isBuild && !rebuildCesium) {
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tags.push({
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tag: 'script',
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attrs: { src: normalizePath(path.join(base, 'cesium/Cesium.js')) }
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});
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}
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return tags;
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}
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};
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}
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export default vitePluginCesium;
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