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addtrigger.lua
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addtrigger.lua
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--[[
mattata v2.0 - Add Trigger Plugin
]]
local plugin = {}
plugin.name = 'addtrigger'
plugin.category = 'admin'
plugin.description = 'Add a trigger (auto-response pattern)'
plugin.commands = { 'addtrigger' }
plugin.help = '/addtrigger <pattern> <response> - Adds a trigger. Use /deltrigger <number> to remove.'
plugin.group_only = true
plugin.admin_only = true
function plugin.on_message(api, message, ctx)
local tools = require('telegram-bot-lua.tools')
if not message.args then
return api.send_message(message.chat.id,
'Usage: /addtrigger <pattern> <response>\n\n'
.. 'The pattern is a Lua pattern that will be matched against incoming messages. '
.. 'When matched, the response is sent.')
end
-- if used with /deltrigger, handle deletion
if message.command == 'deltrigger' then
local index = tonumber(message.args)
if not index then
return api.send_message(message.chat.id, 'Usage: /deltrigger <number>')
end
local triggers = ctx.db.call('sp_get_triggers_ordered', { message.chat.id })
if not triggers or not triggers[index] then
return api.send_message(message.chat.id, 'Invalid trigger number. Use /triggers to see the list.')
end
ctx.db.call('sp_delete_trigger_by_id', { triggers[index].id })
-- invalidate trigger cache
require('src.core.session').invalidate_cached_list(message.chat.id, 'triggers')
return api.send_message(message.chat.id, string.format(
'Trigger <code>%s</code> has been removed.',
tools.escape_html(triggers[index].pattern)
), 'html')
end
-- parse pattern and response (split on first newline or first space after the pattern)
local pattern, response
if message.args:match('\n') then
pattern, response = message.args:match('^(.-)%s*\n%s*(.+)$')
else
pattern, response = message.args:match('^(%S+)%s+(.+)$')
end
if not pattern or not response then
return api.send_message(message.chat.id, 'Usage: /addtrigger <pattern> <response>')
end
pattern = pattern:match('^%s*(.-)%s*$')
response = response:match('^%s*(.-)%s*$')
-- validate pattern
local ok = pcall(string.match, '', pattern)
if not ok then
return api.send_message(message.chat.id, 'Invalid Lua pattern. Please check your syntax.')
end
-- check for duplicate
local existing = ctx.db.call('sp_check_trigger_exists', { message.chat.id, pattern })
if existing and #existing > 0 then
ctx.db.call('sp_update_trigger_response', { response, message.chat.id, pattern })
return api.send_message(message.chat.id, string.format(
'Trigger <code>%s</code> has been updated.',
tools.escape_html(pattern)
), 'html')
end
ctx.db.call('sp_insert_trigger', { message.chat.id, pattern, response, message.from.id })
-- invalidate trigger cache
local session = require('src.core.session')
session.invalidate_cached_list(message.chat.id, 'triggers')
api.send_message(message.chat.id, string.format(
'Trigger added: <code>%s</code> -> %s',
tools.escape_html(pattern),
tools.escape_html(response:sub(1, 100)) .. (#response > 100 and '...' or '')
), 'html')
end
-- handle trigger matching on every new message
function plugin.on_new_message(api, message, ctx)
if not ctx.is_group or not message.text or message.text == '' then return end
-- don't trigger on commands
if message.text:match('^[/!#]') then return end
-- cache triggers per chat (5-min ttl)
local session = require('src.core.session')
local triggers = session.get_cached_list(message.chat.id, 'triggers', function()
return ctx.db.call('sp_get_triggers', { message.chat.id })
end, 300)
if not triggers or #triggers == 0 then return end
local text = message.text:lower()
for _, t in ipairs(triggers) do
local ok, matched = pcall(function()
return text:match(t.pattern:lower())
end)
if ok and matched then
if t.is_media and t.file_id then
-- send media response
api.send_document(message.chat.id, t.file_id, nil, nil, nil, message.message_id)
else
api.send_message(message.chat.id, t.response, nil, nil, nil, message.message_id)
end
return
end
end
end
return plugin

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