add CheckboxesActionPayloadDelegator

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

@@ -3,6 +3,7 @@ import {
   GrowiUriInjector, GrowiUriWithOriginalData, TypedBlock,
 } from '~/interfaces/growi-uri-injector';
 import { ButtonActionPayloadDelegator } from './block-elements/ButtonActionPayloadDelegator';
+import { CheckboxesActionPayloadDelegator } from './block-elements/CheckboxesActionPayloadDelegator';
 
 
 // see: https://api.slack.com/reference/block-kit/blocks
@@ -21,10 +22,16 @@ export class ActionsBlockPayloadDelegator implements GrowiUriInjector<any, Block
   @Inject()
   buttonActionPayloadDelegator: ButtonActionPayloadDelegator;
 
-  private childDelegators: (ButtonActionPayloadDelegator)[] = [];
+  @Inject()
+  checkboxesActionPayloadDelegator: CheckboxesActionPayloadDelegator;
+
+  private childDelegators: GrowiUriInjector<TypedBlock[], any, TypedBlock, any>[] = [];
 
   $onInit(): void | Promise<any> {
-    this.childDelegators.push(this.buttonActionPayloadDelegator);
+    this.childDelegators.push(
+      this.buttonActionPayloadDelegator,
+      this.checkboxesActionPayloadDelegator,
+    );
   }
 
   // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types

packages/slackbot-proxy/src/services/growi-uri-injector/block-elements/CheckboxesActionPayloadDelegator.ts

@@ -0,0 +1,57 @@
+import { Service } from '@tsed/di';
+import { GrowiUriWithOriginalData, GrowiUriInjector, TypedBlock } from '~/interfaces/growi-uri-injector';
+
+
+type CheckboxesElement = TypedBlock & {
+  options: { value: string }[],
+}
+
+type CheckboxesActionPayload = TypedBlock & {
+  'selected_options': { value: string }[],
+}
+
+@Service()
+export class CheckboxesActionPayloadDelegator implements GrowiUriInjector<TypedBlock[], CheckboxesElement[], TypedBlock, CheckboxesActionPayload> {
+
+  shouldHandleToInject(elements: TypedBlock[]): elements is CheckboxesElement[] {
+    const buttonElements = elements.filter(element => element.type === 'checkboxes');
+    return buttonElements.length > 0;
+  }
+
+  inject(elements: CheckboxesElement[], growiUri: string): void {
+    const cbElements = elements.filter(blockElement => blockElement.type === 'checkboxes');
+
+    cbElements.forEach((element) => {
+      element.options.forEach((option) => {
+        const urlWithOrgData: GrowiUriWithOriginalData = { growiUri, originalData: option.value };
+        option.value = JSON.stringify(urlWithOrgData);
+      });
+    });
+  }
+
+  shouldHandleToExtract(action: TypedBlock): action is CheckboxesActionPayload {
+    return (
+      action.type === 'checkboxes'
+      && (action as CheckboxesActionPayload).selected_options != null
+      // ...Unsolved problem...
+      // slackbot-proxy can't determine growiUri when selected_options is empty -- 2021.07.12 Yuki Takei
+      && (action as CheckboxesActionPayload).selected_options.length > 0
+    );
+  }
+
+  extract(action: CheckboxesActionPayload): GrowiUriWithOriginalData {
+    let oneOfRestoredData: GrowiUriWithOriginalData;
+
+    action.selected_options.forEach((selectedOption) => {
+      const restoredData = JSON.parse(selectedOption.value);
+      selectedOption.value = restoredData.originalData;
+
+      // update oneOfRestoredData
+      oneOfRestoredData = restoredData;
+    });
+
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    return oneOfRestoredData!;
+  }
+
+}