fix(element-plus): fix build when ssr (#164)

Author: YunYouJun

src/core/resolvers/element-plus.ts

@@ -10,6 +10,11 @@ export interface ElementPlusResolverOptions {
    */
   importStyle?: boolean | 'css' | 'sass'
 
+  /**
+   * use commonjs lib & source css or scss for ssr
+   */
+  ssr?: boolean
+
   /**
    * specify element-plus version to load style
    *
@@ -48,13 +53,15 @@ function getSideEffectsLegacy(
 }
 
 function getSideEffects(dirName: string, options: ElementPlusResolverOptions): SideEffectsInfo | undefined {
-  const { importStyle = 'css' } = options
+  const { importStyle = 'css', ssr } = options
+  const themeFolder = 'element-plus/theme-chalk'
+  const esComponentsFolder = 'element-plus/es/components'
 
   if (importStyle === 'sass')
-    return `element-plus/es/components/${dirName}/style`
+    return ssr ? `${themeFolder}/src/${dirName}.scss` : `${esComponentsFolder}/${dirName}/style`
 
   else if (importStyle === true || importStyle === 'css')
-    return `element-plus/es/components/${dirName}/style/css`
+    return ssr ? `${themeFolder}/el-${dirName}.css` : `${esComponentsFolder}/${dirName}/style/css`
 }
 
 /**
@@ -73,6 +80,7 @@ export function ElementPlusResolver(
   return (name: string) => {
     if (name.match(/^El[A-Z]/)) {
       const {
+        ssr,
         version = getPkgVersion('element-plus', '1.0.2'),
       } = options
       const partialName = kebabCase(name.slice(2))// ElTableColumn->table-column
@@ -81,7 +89,7 @@ export function ElementPlusResolver(
       if (compareVersions.compare(version, '1.1.0-beta.1', '>=')) {
         return {
           importName: name,
-          path: 'element-plus/es',
+          path: `element-plus/${ssr ? 'lib' : 'es'}`,
           sideEffects: getSideEffects(partialName, options),
         }
       }