From 93cb51a975ce457d6091dc7b0230610f3b958bef Mon Sep 17 00:00:00 2001
From: hunter <61890674+hunt-g@users.noreply.github.com>
Date: Fri, 24 Mar 2023 20:54:20 -0600
Subject: [PATCH] feat(MessageEvents): Promisable send/edit listeners (#514)

* promisable send/edit listeners

* added self

* Apply suggestions from code review

Co-authored-by: Nuckyz <61953774+Nuckyz@users.noreply.github.com>

* fix patches

---------

Co-authored-by: Nuckyz <61953774+Nuckyz@users.noreply.github.com>
Co-authored-by: Ven <vendicated@riseup.net>
---
 src/api/MessageEvents.ts        | 13 +++++++------
 src/plugins/apiMessageEvents.ts | 14 +++++++-------
 src/utils/constants.ts          |  4 ++++
 3 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/src/api/MessageEvents.ts b/src/api/MessageEvents.ts
index 1bf6b0bcb..aaf8d40b6 100644
--- a/src/api/MessageEvents.ts
+++ b/src/api/MessageEvents.ts
@@ -19,6 +19,7 @@
 import Logger from "@utils/Logger";
 import { MessageStore } from "@webpack/common";
 import type { Channel, Message } from "discord-types/general";
+import type { Promisable } from "type-fest";
 
 const MessageEventsLogger = new Logger("MessageEvents", "#e5c890");
 
@@ -41,16 +42,16 @@ export interface MessageExtra {
     stickerIds?: string[];
 }
 
-export type SendListener = (channelId: string, messageObj: MessageObject, extra: MessageExtra) => void | { cancel: boolean; };
-export type EditListener = (channelId: string, messageId: string, messageObj: MessageObject) => void;
+export type SendListener = (channelId: string, messageObj: MessageObject, extra: MessageExtra) => Promisable<void | { cancel: boolean; }>;
+export type EditListener = (channelId: string, messageId: string, messageObj: MessageObject) => Promisable<void>;
 
 const sendListeners = new Set<SendListener>();
 const editListeners = new Set<EditListener>();
 
-export function _handlePreSend(channelId: string, messageObj: MessageObject, extra: MessageExtra) {
+export async function _handlePreSend(channelId: string, messageObj: MessageObject, extra: MessageExtra) {
     for (const listener of sendListeners) {
         try {
-            const result = listener(channelId, messageObj, extra);
+            const result = await listener(channelId, messageObj, extra);
             if (result && result.cancel === true) {
                 return true;
             }
@@ -61,10 +62,10 @@ export function _handlePreSend(channelId: string, messageObj: MessageObject, ext
     return false;
 }
 
-export function _handlePreEdit(channelId: string, messageId: string, messageObj: MessageObject) {
+export async function _handlePreEdit(channelId: string, messageId: string, messageObj: MessageObject) {
     for (const listener of editListeners) {
         try {
-            listener(channelId, messageId, messageObj);
+            await listener(channelId, messageId, messageObj);
         } catch (e) {
             MessageEventsLogger.error("MessageEditHandler: Listener encountered an unknown error\n", e);
         }
diff --git a/src/plugins/apiMessageEvents.ts b/src/plugins/apiMessageEvents.ts
index 13fbc4c34..6843200d4 100644
--- a/src/plugins/apiMessageEvents.ts
+++ b/src/plugins/apiMessageEvents.ts
@@ -22,22 +22,22 @@ import definePlugin from "@utils/types";
 export default definePlugin({
     name: "MessageEventsAPI",
     description: "Api required by anything using message events.",
-    authors: [Devs.Arjix],
+    authors: [Devs.Arjix, Devs.hunt],
     patches: [
         {
-            find: "sendMessage:function",
+            find: '"MessageActionCreators"',
             replacement: [{
-                match: /(?<=_sendMessage:function\([^)]+\)){/,
-                replace: "{if(Vencord.Api.MessageEvents._handlePreSend(...arguments)){return;};"
+                match: /_sendMessage:(function\([^)]+\)){/,
+                replace: "_sendMessage:async $1{if(await Vencord.Api.MessageEvents._handlePreSend(...arguments))return;"
             }, {
-                match: /(?<=\beditMessage:function\([^)]+\)){/,
-                replace: "{Vencord.Api.MessageEvents._handlePreEdit(...arguments);"
+                match: /\beditMessage:(function\([^)]+\)){/,
+                replace: "editMessage:async $1{await Vencord.Api.MessageEvents._handlePreEdit(...arguments);"
             }]
         },
         {
             find: '("interactionUsernameProfile',
             replacement: {
-                match: /var \w=(\w)\.id,\w=(\w)\.id;return .{1,2}\.useCallback\(\(?function\((.{1,2})\){/,
+                match: /var \i=(\i)\.id,\i=(\i)\.id;return \i\.useCallback\(\(?function\((\i)\){/,
                 replace: (m, message, channel, event) =>
                     // the message param is shadowed by the event param, so need to alias them
                     `var _msg=${message},_chan=${channel};${m}Vencord.Api.MessageEvents._handleClick(_msg, _chan, ${event});`
diff --git a/src/utils/constants.ts b/src/utils/constants.ts
index 4021c811f..bacf914eb 100644
--- a/src/utils/constants.ts
+++ b/src/utils/constants.ts
@@ -202,6 +202,10 @@ export const Devs = /* #__PURE__*/ Object.freeze({
         name: "lewisakura",
         id: 96269247411400704n
     },
+    hunt: {
+        name: "hunt-g",
+        id: 222800179697287168n
+    },
     cloudburst: {
         name: "cloudburst",
         id: 892128204150685769n