impl BlockActionsPayloadDelegator as an abstract class

packages/slackbot-proxy/src/services/growi-uri-injector/BlockActionsPayloadDelegator.ts

@@ -1,47 +1,21 @@
-import { GrowiUriInjector, GrowiUriWithOriginalData, isGrowiUriWithOriginalData } from '~/interfaces/growi-uri-injector';
-import { GrowiReq } from '~/interfaces/growi-to-slack/growi-req';
-import { SlackOauthReq } from '~/interfaces/slack-to-growi/slack-oauth-req';
+import {
+  BlockActionsPayload, BlockElement, GrowiUriInjector, GrowiUriWithOriginalData,
+} from '~/interfaces/growi-uri-injector';
 
-export class BlockActionsPayloadDelegator implements GrowiUriInjector<{view: string}, {view: {'private_metadata': string}}> {
+export abstract class BlockActionsPayloadDelegator implements GrowiUriInjector<BlockElement[], BlockActionsPayload> {
 
-  // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
-  shouldHandleToInject(req: GrowiReq): boolean {
-    return req.body.view != null;
+  correctBlockElementTypes(data: BlockElement[]): string[] {
+    return data.flatMap((blockElement) => {
+      return blockElement.elements.map(element => element.type);
+    });
   }
 
-  inject(body: {view: string}, growiUri:string): void {
-    const parsedView = JSON.parse(body.view);
-    const originalData = JSON.stringify(parsedView.private_metadata);
+  abstract shouldHandleToInject(data: BlockElement[]): boolean;
 
-    const data: GrowiUriWithOriginalData = { growiUri, originalData };
+  abstract inject(data: BlockElement[], growiUri: string): void;
 
-    parsedView.private_metadata = JSON.stringify(data);
-    body.view = JSON.stringify(parsedView);
-  }
-
-  // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
-  shouldHandleToExtract(req: Req & SlackOauthReq): boolean {
-    const { type, view } = req.parsedPayload;
-    if (type !== 'view_submission') {
-      return false;
-    }
-
-    try {
-      const data: any = JSON.parse(view.private_metadata);
-      return isGrowiUriWithOriginalData(data);
-    }
-    // when parsing failed
-    catch (err) {
-      return false;
-    }
-  }
-
-  extract(payload: {view: {'private_metadata': string}}): GrowiUriWithOriginalData {
-    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-    const data: GrowiUriWithOriginalData = JSON.parse(payload.view.private_metadata!); // private_metadata must not be null at this moment
-    payload.view.private_metadata = JSON.parse(data.originalData);
+  abstract shouldHandleToExtract(data: BlockActionsPayload): boolean;
 
-    return data;
-  }
+  abstract extract(data: BlockActionsPayload): GrowiUriWithOriginalData;
 
 }