From d3010f26b7515a094d90e3ed02394b6a0ca79bd4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=87=91=E7=A6=85?= <mark.ck@alibaba-inc.com>
Date: Thu, 22 Jul 2021 16:23:27 +0800
Subject: [PATCH] feat: support RemoteComponentDescription

---
 packages/editor-core/src/editor.ts | 44 ++++++++++++++++++++++++++++++
 packages/types/src/assets.ts       | 32 ++++++++++++++++++++++
 packages/types/src/index.ts        |  1 +
 packages/utils/src/asset.ts        | 10 ++++---
 4 files changed, 83 insertions(+), 4 deletions(-)
 create mode 100644 packages/types/src/assets.ts

diff --git a/packages/editor-core/src/editor.ts b/packages/editor-core/src/editor.ts
index c29d03ba0..2c478944c 100644
--- a/packages/editor-core/src/editor.ts
+++ b/packages/editor-core/src/editor.ts
@@ -6,10 +6,13 @@ import {
   KeyType,
   GetReturnType,
   HookConfig,
+  ComponentDescription,
+  RemoteComponentDescription,
 } from '@ali/lowcode-types';
 import { globalLocale } from './intl';
 import * as utils from './utils';
 import { obx } from './utils';
+import { AssetsJson, AssetLoader } from '@ali/lowcode-utils';
 
 EventEmitter.defaultMaxListeners = 100;
 
@@ -55,10 +58,51 @@ export class Editor extends EventEmitter implements IEditor {
   }
 
   set(key: KeyType, data: any): void {
+    if (key === 'assets') {
+      this.setAssets(data);
+      return;
+    }
     this.context.set(key, data);
     this.notifyGot(key);
   }
 
+  async setAssets(assets: AssetsJson) {
+    const { components } = assets;
+    if (components && components.length) {
+      const componentDescriptions: ComponentDescription[] = [];
+      const remoteComponentDescriptions: RemoteComponentDescription[] = [];
+      components.forEach((component: any) => {
+        if (!component) {
+          return;
+        }
+        if (component.exportName && component.url) {
+          remoteComponentDescriptions.push(component);
+        } else {
+          componentDescriptions.push(component);
+        }
+      });
+      assets.components = componentDescriptions;
+      assets.componentList = assets.componentList || [];
+
+      // 如果有远程组件描述协议，则自动加载并补充到资产包中，同时出发 designer.incrementalAssetsReady 通知组件面板更新数据
+      if (remoteComponentDescriptions && remoteComponentDescriptions.length) {
+        await Promise.all(
+          remoteComponentDescriptions.map(async (component: any) => {
+            const { exportName, url } = component;
+            await (new AssetLoader()).load(url);
+            if (window[exportName]) {
+              assets.components = assets.components.concat(window[exportName].components || []);
+              assets.componentList = assets.componentList.concat(window[exportName].componentList || []);
+            }
+            return window[exportName];
+          }),
+        );
+      }
+    }
+    this.context.set('assets', assets);
+    this.notifyGot('assets');
+  }
+
   onceGot<T = undefined, KeyOrType extends KeyType = any>(keyOrType: KeyOrType): Promise<GetReturnType<T, KeyOrType>> {
     const x = this.context.get(keyOrType);
     if (x !== undefined) {
diff --git a/packages/types/src/assets.ts b/packages/types/src/assets.ts
new file mode 100644
index 000000000..5e2da3167
--- /dev/null
+++ b/packages/types/src/assets.ts
@@ -0,0 +1,32 @@
+import { NpmInfo } from './npm';
+import { PropConfig } from './prop-config';
+import { Snippet, ComponentMetadata } from './metadata';
+
+export interface Package { // 应该被编辑器默认加载，定义组件大包及external资源的信息
+  package: string; // 包名
+  version: string; // 包版本号
+  urls?: string[] | null; // 组件打包后的CDN列表，包含js和css
+  library: string; // 作为全局变量引用时的名称，和webpack output.library字段含义一样，用来定义全局变量名
+}
+
+export interface ComponentCategory { // 组件分类
+  title: string; // 组件分类title
+  icon?: string; // 组件分类icon
+  children?: ComponentItem[] | ComponentCategory[]; // 可能有子分类
+}
+
+export interface ComponentItem { // 组件
+  title: string; // 组件title
+  componentName?: string; // 组件名
+  icon?: string; // 组件icon
+  snippets?: Snippet[];
+}
+
+export interface ComponentDescription extends ComponentMetadata {
+  keywords: string[];
+}
+
+export interface RemoteComponentDescription {
+  exportName: string;
+  url: string;
+}
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index 6b2472fa4..2c284bf21 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -18,3 +18,4 @@ export * from './node';
 export * from './transform-stage';
 export * from './code-intermediate';
 export * from './code-result';
+export * from './assets';
diff --git a/packages/utils/src/asset.ts b/packages/utils/src/asset.ts
index 2c557ff3c..5e428ae7c 100644
--- a/packages/utils/src/asset.ts
+++ b/packages/utils/src/asset.ts
@@ -1,3 +1,4 @@
+import { Package, ComponentCategory, ComponentDescription, RemoteComponentDescription } from '@ali/lowcode-types';
 import { isCSSUrl } from './is-css-url';
 import { createDefer } from './create-defer';
 import { load, evaluate } from './script';
@@ -55,10 +56,11 @@ export type Asset = AssetList | AssetBundle | AssetItem | URL;
 export type AssetList = Array<Asset | undefined | null>;
 
 export interface AssetsJson {
-  packages: Array<any>;
-  components?: Array<any>;
-  componentList?: Array<any>;
-  bizComponentList?: Array<any>;
+  version: string; // 资产包协议版本号
+  packages?: Package[]; // 大包列表，external与package的概念相似，融合在一起
+  components: Array<ComponentDescription | RemoteComponentDescription>; // 所有组件的描述协议列表所有组件的列表
+  componentList?: ComponentCategory[]; // 组件分类列表，用来描述物料面板
+  bizComponentList?: ComponentCategory[]; // 业务组件分类列表，用来描述物料面板
 }
 
 export function isAssetItem(obj: any): obj is AssetItem {