automod.reply: allow embeds, add auto_delete option

backend/src/plugins/Automod/Automod.ts

@@ -13,6 +13,7 @@ import {
   messageSummary,
   MINUTES,
   noop,
+  renderRecursively,
   SECONDS,
   stripObjectToScalars,
   tDeepPartial,
@@ -1297,12 +1298,24 @@ export class AutomodPlugin extends ZeppelinPlugin<TConfigSchema, ICustomOverride
       const channel = this.guild.channels.get(channelId);
       if (channel && channel instanceof TextChannel) {
         const user = await this.resolveUser(matchResult.userId);
-        const formatted = await renderTemplate(rule.actions.reply, {
-          user: stripObjectToScalars(user),
-        });
+        const renderReplyText = async str =>
+          renderTemplate(str, {
+            user: stripObjectToScalars(user),
+          });
+        const formatted =
+          typeof rule.actions.reply === "string"
+            ? await renderReplyText(rule.actions.reply)
+            : await renderRecursively(rule.actions.reply.text, renderReplyText);
+
         if (formatted) {
-          await channel.createMessage(formatted);
+          const replyMsg = await channel.createMessage(formatted);
           actionsTaken.push("reply");
+
+          if (typeof rule.actions.reply === "object" && rule.actions.reply.auto_delete != null) {
+            const delay = convertDelayStringToMS(String(rule.actions.reply.auto_delete));
+            setTimeout(() => replyMsg.delete().catch(noop), delay);
+            console.log("deleting in", delay);
+          }
         }
       }
     }

backend/src/plugins/Automod/types.ts

@@ -1,6 +1,6 @@
 import * as t from "io-ts";
 import { TSafeRegex } from "../../validatorUtils";
-import { tDelayString, tNullable } from "../../utils";
+import { tDelayString, tMessageContent, tNullable } from "../../utils";
 
 export enum RecentActionType {
   Message = 1,
@@ -286,7 +286,13 @@ export const RemoveRolesAction = t.array(t.string);
 
 export const SetAntiraidLevelAction = t.string;
 
-export const ReplyAction = t.string;
+export const ReplyAction = t.union([
+  t.string,
+  t.type({
+    text: tMessageContent,
+    auto_delete: tNullable(t.union([t.string, t.number])),
+  }),
+]);
 
 /**
  * RULES

backend/src/plugins/Tags.ts

@@ -3,6 +3,7 @@ import { Member, Message, TextChannel } from "eris";
 import {
   convertDelayStringToMS,
   errorMessage,
+  renderRecursively,
   StrictMessageContent,
   stripObjectToScalars,
   tEmbed,
@@ -353,29 +354,6 @@ export class TagsPlugin extends ZeppelinPlugin<TConfigSchema> {
     const variableStr = str.slice(prefix.length + tagName.length).trim();
     const tagArgs = parseArguments(variableStr).map(v => v.value);
 
-    // Renders strings in objects and arrays recursively, effectively supporting embeds for tags
-    const renderTagValue = async value => {
-      if (Array.isArray(value)) {
-        const result = [];
-        for (const item of value) {
-          result.push(await renderTagValue(item));
-        }
-        return result;
-      } else if (value == null) {
-        return null;
-      } else if (typeof value === "object") {
-        const result = {};
-        for (const [prop, _value] of Object.entries(value)) {
-          result[prop] = await renderTagValue(_value);
-        }
-        return result;
-      } else if (typeof value === "string") {
-        return renderTagString(value);
-      }
-
-      return value;
-    };
-
     const renderTagString = async _str => {
       let rendered = await this.renderTag(_str, tagArgs, {
         member: stripObjectToScalars(member, ["user"]),
@@ -388,7 +366,9 @@ export class TagsPlugin extends ZeppelinPlugin<TConfigSchema> {
 
     // Format the string
     try {
-      return typeof tagBody === "string" ? { content: await renderTagString(tagBody) } : await renderTagValue(tagBody);
+      return typeof tagBody === "string"
+        ? { content: await renderTagString(tagBody) }
+        : await renderRecursively(tagBody, renderTagString);
     } catch (e) {
       if (e instanceof TemplateParseError) {
         logger.warn(`Invalid tag format!\nError: ${e.message}\nFormat: ${tagBody}`);

backend/src/utils.ts

@@ -204,6 +204,8 @@ export const tStrictMessageContent = t.type({
   embed: tNullable(tEmbed),
 });
 
+export const tMessageContent = t.union([t.string, tStrictMessageContent]);
+
 export function dropPropertiesByName(obj, propName) {
   if (obj.hasOwnProperty(propName)) delete obj[propName];
   for (const value of Object.values(obj)) {
@@ -1126,3 +1128,27 @@ export function memoize<T>(fn: (...args: any[]) => T, key?, time?): T {
 
   return value;
 }
+
+type RecursiveRenderFn = (str: string) => string | Promise<string>;
+
+export async function renderRecursively(value, fn: RecursiveRenderFn) {
+  if (Array.isArray(value)) {
+    const result = [];
+    for (const item of value) {
+      result.push(await renderRecursively(item, fn));
+    }
+    return result;
+  } else if (value === null) {
+    return null;
+  } else if (typeof value === "object") {
+    const result = {};
+    for (const [prop, _value] of Object.entries(value)) {
+      result[prop] = await renderRecursively(_value, fn);
+    }
+    return result;
+  } else if (typeof value === "string") {
+    return fn(value);
+  }
+
+  return value;
+}