Discord: add exec approval cleanup option (#13205)

src/discord/monitor/exec-approvals.ts

@@ -432,7 +432,7 @@ export class DiscordExecApprovalHandler {
 
     logDebug(`discord exec approvals: resolved ${resolved.id} with ${resolved.decision}`);
 
-    await this.updateMessage(
+    await this.finalizeMessage(
       pending.discordChannelId,
       pending.discordMessageId,
       formatResolvedEmbed(request, resolved.decision, resolved.resolvedBy),
@@ -456,13 +456,39 @@ export class DiscordExecApprovalHandler {
 
     logDebug(`discord exec approvals: timeout for ${approvalId}`);
 
-    await this.updateMessage(
+    await this.finalizeMessage(
       pending.discordChannelId,
       pending.discordMessageId,
       formatExpiredEmbed(request),
     );
   }
 
+  private async finalizeMessage(
+    channelId: string,
+    messageId: string,
+    embed: ReturnType<typeof formatExpiredEmbed>,
+  ): Promise<void> {
+    if (!this.opts.config.cleanupAfterResolve) {
+      await this.updateMessage(channelId, messageId, embed);
+      return;
+    }
+
+    try {
+      const { rest, request: discordRequest } = createDiscordClient(
+        { token: this.opts.token, accountId: this.opts.accountId },
+        this.opts.cfg,
+      );
+
+      await discordRequest(
+        () => rest.delete(Routes.channelMessage(channelId, messageId)) as Promise<void>,
+        "delete-approval",
+      );
+    } catch (err) {
+      logError(`discord exec approvals: failed to delete message: ${String(err)}`);
+      await this.updateMessage(channelId, messageId, embed);
+    }
+  }
+
   private async updateMessage(
     channelId: string,
     messageId: string,