Added /groups

TODO.md

@@ -33,7 +33,7 @@
 - [ ] Ban and remove Arabic/Russian/Indian text.
 - [x] `/report` and `@admin` to report a message to admins.
 - [ ] `/link` to show the link of current group.
-- [ ] `/groups` to show the list of groups' link.
+- [x] `/groups` to show the list of groups' link.
 - [ ] custom commands -- seeing a defined command, bot should reply with static text, read from db. Can be used to implement `/channel` and `/rules`.
 - [ ] `/channel` to show the channel link.
 - [x] `/staff` to show the list of admins.

handlers/commands/groups.js

@@ -0,0 +1,30 @@
+'use strict';
+
+// Utils
+const { escapeHtml } = require('../../utils/tg');
+
+// DB
+const { listGroups } = require('../../stores/groups');
+
+const config = require('../../config.json');
+
+const entry = group =>
+	'» ' + (group.username
+		? '@' + group.username
+		: escapeHtml(group.title));
+
+const groupsHandler = async ctx => {
+	if (config.groupsString) {
+		return ctx.replyWithHTML(config.groupsString);
+	}
+
+	const groups = await listGroups();
+
+	const entries = groups.map(entry).join('\n');
+
+	return ctx.replyWithHTML(`<b>Groups I manage</b>:\n${entries}`);
+
+	/* TODO: Obtain invite links as well, maybe cache them in db */
+};
+
+module.exports = groupsHandler;

index.js

@@ -30,6 +30,7 @@ const banHandler = require('./handlers/commands/ban');
 const unbanHandler = require('./handlers/commands/unban');
 const reportHandler = require('./handlers/commands/report');
 const staffHandler = require('./handlers/commands/staff');
+const groupsHandler = require('./handlers/commands/groups');
 
 bot.on('new_chat_members', addedToGroupHandler);
 bot.use(leaveUnmanagedHandler);
@@ -48,6 +49,7 @@ bot.command('unban', unbanHandler);
 bot.command('report', reportHandler);
 bot.hears(/^@admins?$/i, reportHandler);
 bot.command('staff', staffHandler);
+bot.command('groups', groupsHandler);
 
 bot.catch(logErrorProperly);