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delfed.lua
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delfed.lua
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--[[
Copyright 2020 Matthew Hesketh <matthew@matthewhesketh.com>
This code is licensed under the MIT. See LICENSE for details.
]]
local delfed = {}
local mattata = require('mattata')
local redis = require('libs.redis')
function delfed:init()
delfed.commands = mattata.commands(self.info.username):command('delfed').table
delfed.help = '/delfed <fed UUID> - Allows the Fed creator to delete a Fed, specified by its UUID.'
end
function delfed:on_new_message(message)
if message.chat.type == 'private' then
return false
end
local feds = redis:smembers('chat:' .. message.chat.id .. ':feds')
if #feds == 0 then
return false
end
for _, fed in pairs(feds) do
if not redis:hexists('fed:' .. fed, 'creator') then
redis:srem('chat:' .. message.chat.id .. ':feds', fed)
mattata.send_message(message.chat.id, 'The Fed this chat is part of has been deleted! To start a new one, use `/newfed <name>`.', true)
end
end
return
end
function delfed:on_message(message, configuration, language)
local input = mattata.input(message.text)
if message.chat.type ~= 'supergroup' and not mattata.is_group_admin(message.chat.id, message.from.id) then
return false
elseif not input then
return mattata.send_reply(message, 'You must specify the UUID of the Fed you\'d like to delete, in the format `/delfed <fed UUID>`!', true)
elseif not input:match('^%w+%-%w+%-%w+%-%w+%-%w+$') then
return mattata.send_reply(message, 'That\'s not a valid UUID!')
end
local creator = redis:hget('fed:' .. input, 'creator')
if not creator then
return mattata.send_reply(message, 'I couldn\'t find that Fed, perhaps it has already been deleted?')
elseif creator ~= message.from.id then
return mattata.send_reply(message, 'You must be the creator of the Fed in order to delete it!')
end
local title = redis:hget('fed:' .. input, 'title')
redis:del('fedadmins:' .. input)
redis:del('fedmembers:' .. input)
redis:del('fed:' .. input)
redis:srem('feds:' .. message.from.id, input)
if message.chat.type ~= 'private' then
local current = redis:sismember('chat:' .. message.chat.id .. ':feds', input)
if current then
redis:srem('chat:' .. message.chat.id .. ':feds', input)
end
end
local output = 'Successfully deleted the Fed "<b>%s</b>" <code>%s</code>!'
output = string.format(output, mattata.escape_html(title), input)
return mattata.send_reply(message, output)
end
return delfed

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