feat: support features (#1189)

Co-authored-by: sealday <sealday@gmail.com>
Reviewed-on: daoyoucloud/tachybase#1189

packages/core/server/src/plugin-manager/plugin-manager.ts

@@ -404,6 +404,10 @@ export class PluginManager {
       }
       this.app.logger.debug(`before load plugin [${name}]`, { submodule: 'plugin-manager', method: 'load', name });
       await plugin.beforeLoad();
+      // beforeLoad features
+      for (const feature of plugin.featureInstances) {
+        await feature.beforeLoad();
+      }
     }
 
     current = 0;
@@ -426,6 +430,10 @@ export class PluginManager {
       await plugin.load();
       plugin.state.loaded = true;
       await this.app.emitAsync('afterLoadPlugin', plugin, options);
+      // load features
+      for (const feature of plugin.featureInstances) {
+        await feature.load();
+      }
     }
 
     this.app.setMaintainingMessage('loaded plugins');
@@ -463,6 +471,10 @@ export class PluginManager {
       plugin.installed = true;
       this.app.setMaintainingMessage(`after install plugin [${name}], ${current}/${total}`);
       await this.app.emitAsync('afterInstallPlugin', plugin, options);
+      // install features
+      for (const feature of plugin.featureInstances) {
+        await feature.install(options);
+      }
     }
     await this.repository.update({
       filter: {

packages/core/server/src/plugin.ts

@@ -35,6 +35,8 @@ export interface PluginOptions {
 export abstract class Plugin<O = any> implements PluginInterface {
   options: any;
   app: Application;
+  features: (typeof Plugin)[];
+  featureInstances: Plugin[];
 
   /**
    * @deprecated
@@ -54,6 +56,13 @@ export abstract class Plugin<O = any> implements PluginInterface {
   constructor(app: Application, options?: any) {
     this.app = app;
     this.setOptions(options);
+    this.features = [];
+    this.featureInstances = [];
+  }
+
+  addFeature<T extends Plugin>(plugin: new (app: Application, options?: any) => T) {
+    this.features.push(plugin);
+    this.featureInstances.push(new plugin(this.app, this.options));
   }
 
   get log() {

packages/plugins/@tachybase/plugin-workflow/src/server/Plugin.ts

@@ -60,41 +60,24 @@ export default class PluginWorkflowServer extends Plugin {
   private loggerCache: LRUCache<string, Logger>;
   private meter = null;
 
-  pluginSql: PluginSql;
-  pluginRequest: PluginRequest;
-  pluginParallel: PluginParallel;
-  pluginManual: PluginManual;
-  pluginLoop: PluginLoop;
-  pluginDynamicCalculation: PluginDynamicCalculation;
-  pluginDelay: PluginDelay;
-  pluginAggregate: PluginAggregate;
-  pluginActionTrigger: PluginActionTrigger;
-  pluginJSONParse: PluginWorkflowJSONParseServer;
-  pluginJSParse: PluginWorkflowJSParseServer;
-  pluginAPIRegular: PluginWorkflowAPIRegularServer;
-  pluginInterception: PluginInterception;
-  pluginVariables: PluginVariables;
-  pluginResponse: PluginResponse;
-  pluginOmni: PluginOmniTrigger;
-
   constructor(app: Application, options?: PluginOptions) {
     super(app, options);
-    this.pluginSql = new PluginSql(app, options);
+    this.addFeature(PluginSql);
-    this.pluginRequest = new PluginRequest(app, options);
+    this.addFeature(PluginRequest);
-    this.pluginParallel = new PluginParallel(app, options);
+    this.addFeature(PluginParallel);
-    this.pluginManual = new PluginManual(app, options);
+    this.addFeature(PluginManual);
-    this.pluginLoop = new PluginLoop(app, options);
+    this.addFeature(PluginLoop);
-    this.pluginDynamicCalculation = new PluginDynamicCalculation(app, options);
+    this.addFeature(PluginDynamicCalculation);
-    this.pluginDelay = new PluginDelay(app, options);
+    this.addFeature(PluginDelay);
-    this.pluginAggregate = new PluginAggregate(app, options);
+    this.addFeature(PluginAggregate);
-    this.pluginActionTrigger = new PluginActionTrigger(app, options);
+    this.addFeature(PluginActionTrigger);
-    this.pluginJSONParse = new PluginWorkflowJSONParseServer(app, options);
+    this.addFeature(PluginWorkflowJSONParseServer);
-    this.pluginJSParse = new PluginWorkflowJSParseServer(app, options);
+    this.addFeature(PluginWorkflowJSParseServer);
-    this.pluginAPIRegular = new PluginWorkflowAPIRegularServer(app, options);
+    this.addFeature(PluginWorkflowAPIRegularServer);
-    this.pluginInterception = new PluginInterception(app, options);
+    this.addFeature(PluginInterception);
-    this.pluginVariables = new PluginVariables(app, options);
+    this.addFeature(PluginVariables);
-    this.pluginResponse = new PluginResponse(app, options);
+    this.addFeature(PluginResponse);
-    this.pluginOmni = new PluginOmniTrigger(app, options);
+    this.addFeature(PluginOmniTrigger);
   }
 
   getLogger(workflowId: ID): Logger {
@@ -309,22 +292,6 @@ export default class PluginWorkflowServer extends Plugin {
         await this.executing;
       }
     });
-    await this.pluginSql.load();
-    await this.pluginActionTrigger.load();
-    await this.pluginAggregate.load();
-    await this.pluginDelay.load();
-    await this.pluginDynamicCalculation.load();
-    await this.pluginLoop.load();
-    await this.pluginManual.load();
-    await this.pluginParallel.load();
-    await this.pluginRequest.load();
-    await this.pluginJSONParse.load();
-    await this.pluginJSParse.load();
-    await this.pluginAPIRegular.load();
-    await this.pluginInterception.load();
-    await this.pluginVariables.load();
-    await this.pluginResponse.load();
-    await this.pluginOmni.load();
   }
 
   toggle(workflow: WorkflowModel, enable?: boolean) {