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setlang.lua
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setlang.lua
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--[[
mattata v2.0 - Set Language Plugin
Allows users to select their preferred language via inline keyboard.
]]
local plugin = {}
plugin.name = 'setlang'
plugin.category = 'utility'
plugin.description = 'Set your preferred language'
plugin.commands = { 'setlang', 'language', 'lang' }
plugin.help = '/setlang - Select your preferred language from the available options.'
local LANG_NAMES = {
en_gb = 'English (GB)',
en_us = 'English (US)',
de_de = 'Deutsch',
de_at = 'Deutsch (AT)',
ar_ar = 'العربية',
pl_pl = 'Polski',
pt_br = 'Português (BR)',
pt_pt = 'Português (PT)',
tr_tr = 'Türkçe',
scottish = 'Scottish'
}
function plugin.on_message(api, message, ctx)
local i18n = require('src.core.i18n')
local available = i18n.available()
-- Build keyboard with 2 languages per row
local keyboard = api.inline_keyboard()
local current_row = nil
for i, code in ipairs(available) do
if (i - 1) % 2 == 0 then
current_row = api.row()
end
local label = LANG_NAMES[code] or code
current_row:callback_data_button(label, 'setlang:set:' .. code)
if i % 2 == 0 or i == #available then
keyboard:row(current_row)
end
end
return api.send_message(
message.chat.id,
'Select your preferred language:',
{ reply_markup = keyboard }
)
end
function plugin.on_callback_query(api, callback_query, message, ctx)
local data = callback_query.data
local code = data:match('^set:(.+)$')
if not code then return end
local i18n = require('src.core.i18n')
if not i18n.exists(code) then
return api.answer_callback_query(callback_query.id, { text = 'Language not available.' })
end
ctx.session.set_setting(callback_query.from.id, 'language', code, 0)
local name = LANG_NAMES[code] or code
api.answer_callback_query(callback_query.id, { text = 'Language set to ' .. name .. '!' })
return api.edit_message_text(
message.chat.id,
message.message_id,
string.format('Language set to <b>%s</b>.', name),
{ parse_mode = 'html' }
)
end
return plugin

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