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purge.lua
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purge.lua
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--[[
mattata v2.1 - Purge Plugin
Batch-deletes messages using delete_messages API for efficiency.
]]
local plugin = {}
plugin.name = 'purge'
plugin.category = 'admin'
plugin.description = 'Delete messages in bulk'
plugin.commands = { 'purge' }
plugin.help = '/purge - Deletes all messages from the replied-to message up to the command message.'
plugin.group_only = true
plugin.admin_only = true
local BATCH_SIZE = 100
function plugin.on_message(api, message, ctx)
local permissions = require('src.core.permissions')
if not permissions.can_delete(api, message.chat.id) then
return api.send_message(message.chat.id, 'I need the "Delete Messages" admin permission to use this command.')
end
if not message.reply then
return api.send_message(message.chat.id, 'Please reply to the first message you want to delete, and all messages from that point to your command will be purged.')
end
local start_id = message.reply.message_id
local end_id = message.message_id
local count = 0
local failed = 0
-- Batch into groups of up to 100 and use delete_messages
local batch = {}
for msg_id = start_id, end_id do
table.insert(batch, msg_id)
if #batch >= BATCH_SIZE then
local success = api.delete_messages(message.chat.id, batch)
if success then
count = count + #batch
else
failed = failed + #batch
end
batch = {}
end
end
-- Delete remaining messages
if #batch > 0 then
local success = api.delete_messages(message.chat.id, batch)
if success then
count = count + #batch
else
failed = failed + #batch
end
end
pcall(function()
ctx.db.call('sp_log_admin_action', table.pack(message.chat.id, message.from.id, nil, 'purge', string.format('Purged %d messages (%d failed)', count, failed)))
end)
local status = api.send_message(message.chat.id, string.format('Purged <b>%d</b> message(s).', count), { parse_mode = 'html' })
-- Auto-delete the status message after a short delay using copas (non-blocking)
if status and status.result then
pcall(function()
local copas = require('copas')
copas.pause(3)
api.delete_message(message.chat.id, status.result.message_id)
end)
end
end
return plugin

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