use native telegram permissions for moderators

README.md

@@ -35,8 +35,6 @@ Command | Description | Group Admin | Normal user
 /setrules | `[by reply/username/id]`  Set chat rules from the quoted message | ✅ | ❌
 /setrules [url] | Set chat rules from the specified url | ✅ | ❌
 /getrules | Get chat rules | ✅ | ✅
-/addmod [username] | Promotes a user to moderator | ✅ | ❌
-/removemod [username] | Demotes a user from moderator | ✅ | ❌
 /ban | `[by reply/username/id]`  Bans a user | ✅ | ❌
 /addevidence [questionId] | `[by reply/username/id]` Adds the quoted message as evidence to the arbitrator of `questionId` | ✅ | ✅
 /setlanguage | Sets the current chat language | ✅ | ❌

lib/create-db.ts

@@ -38,7 +38,5 @@ import {openDb} from "./db";
      */
     await db.exec('CREATE TABLE rules (chat_id INTEGER PRIMARY KEY, rules TEXT)');
 
-    await db.exec('CREATE TABLE mods (chat_id INTEGER, user_id INTEGER, PRIMARY KEY (chat_id, user_id))');
-
     console.log('database created');
 })();

lib/db.ts

@@ -90,42 +90,6 @@ const getRules = async (chatId: number) => {
     return result?.rules || '';
 }
 
-const addMod = async (chatId: number, userId: number) => {
-    const db = await openDb();
-    await db.run(
-        'INSERT OR REPLACE INTO mods (chat_id, user_id) VALUES ($chatId, $userId);',
-        {
-            $chatId: chatId,
-            $userId: userId
-        }
-    );
-}
-
-const removeMod = async (chatId: number, userId: number) => {
-    const db = await openDb();
-    await db.run(
-        'DELETE FROM mods WHERE chat_id = $chatId AND user_id = $userId',
-        {
-            $chatId: chatId,
-            $userId: userId
-        }
-    );
-}
-
-const isMod = async (chatId: number, userId: number) => {
-    const db = await openDb();
-
-    const result = await db.get(
-        'SELECT COUNT(*) as total FROM mods WHERE chat_id = $chatId AND user_id = $userId',
-        {
-            $chatId: chatId,
-            $userId: userId
-        }
-    );
-
-    return result.total > 0;
-}
-
 const addBan = async (questionId: string, appType: string, appGroupId: string, appUserId: string, active: boolean) => {
     const db = await openDb();
 
@@ -167,9 +131,6 @@ export {
     setGroupAccount,
     setRules,
     getRules,
-    addMod,
-    removeMod,
-    isMod,
     addBan,
     setBan,
     getDisputedBans

lib/telegram/commands/ban.ts

@@ -1,6 +1,6 @@
 import * as TelegramBot from "node-telegram-bot-api";
 import {CommandCallback} from "../../../types";
-import {addBan, getBot, getRules, isMod} from "../../db";
+import {addBan, getBot, getRules} from "../../db";
 import {processCommand as addEvidenceCommand} from "./addEvidence"
 import {banUser} from "../../bot-core";
 
@@ -49,10 +49,7 @@ const callback: CommandCallback = async (bot: TelegramBot, msg: TelegramBot.Mess
 
         const user = await bot.getChatMember(msg.chat.id, String(msg.from.id));
 
-        const isAdmin = user.status === 'creator' || user.status === 'administrator';
-        const isModerator = await isMod(msg.chat.id, msg.from.id);
-
-        const hasBanningPermission = isAdmin || isModerator;
+        const hasBanningPermission = user.status === 'creator' || user.status === 'administrator';
 
         const {questionId, questionUrl: appealUrl} = await banUser(hasBanningPermission, fromUsername, rules, privateKey);
 

lib/telegram/index.ts

@@ -5,8 +5,6 @@ import * as TelegramBot from "node-telegram-bot-api";
 import * as newAccount from "../../lib/telegram/commands/newAccount";
 import * as setAccount from "../../lib/telegram/commands/setAccount";
 import * as getAccount from "../../lib/telegram/commands/getAccount";
-import * as addMod from "../../lib/telegram/commands/addMod";
-import * as removeMod from "../../lib/telegram/commands/removeMod";
 import * as setRules from "../../lib/telegram/commands/setRules";
 import * as getRules from "../../lib/telegram/commands/getRules";
 import * as ban from "../../lib/telegram/commands/ban";
@@ -19,10 +17,6 @@ const commands: {regexp: RegExp, callback: CommandCallback}[] = [
     newAccount,
     setAccount,
     getAccount,
-    {regexp: addMod.regexpReply, callback: addMod.callbackReply},
-    {regexp: addMod.regexpUserId, callback: addMod.callbackUserId},
-    {regexp: removeMod.regexpReply, callback: removeMod.callbackReply},
-    {regexp: removeMod.regexpUserId, callback: removeMod.callbackUserId},
     setRules,
     getRules,
     ban,