54 lines
2.0 KiB
Lua
54 lines
2.0 KiB
Lua
local utilities = require('otouto.utilities')
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local help = {}
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function help:init(config)
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help.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('help', true):t('h', true).table
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help.command = 'help [command]'
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help.doc = config.cmd_pat .. 'help [command] \nReturns usage information for a given command.'
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end
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function help:action(msg, config)
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local input = utilities.input(msg.text_lower)
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if input then
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if not help.help_word then
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for _, plugin in ipairs(self.plugins) do
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if plugin.command and plugin.doc and not plugin.help_word then
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plugin.help_word = utilities.get_word(plugin.command, 1)
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end
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end
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end
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for _,plugin in ipairs(self.plugins) do
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if plugin.help_word == input:gsub('^/', '') then
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local output = '*Help for* _' .. plugin.help_word .. '_*:*\n' .. plugin.doc
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utilities.send_message(self, msg.chat.id, output, true, nil, true)
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return
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end
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end
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utilities.send_reply(self, msg, 'Sorry, there is no help for that command.')
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else
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-- Generate the help message on first run.
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if not help.text then
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local commandlist = {}
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for _, plugin in ipairs(self.plugins) do
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if plugin.command then
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table.insert(commandlist, plugin.command)
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end
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end
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table.sort(commandlist)
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help.text = '*Available commands:*\n• ' .. config.cmd_pat .. table.concat(commandlist, '\n• '..config.cmd_pat) .. '\nArguments: <required> [optional]'
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help.text = help.text:gsub('%[', '\\[')
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end
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-- Attempt to send the help message via PM.
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-- If msg is from a group, tell the group whether the PM was successful.
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local res = utilities.send_message(self, msg.from.id, help.text, true, nil, true)
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if not res then
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utilities.send_reply(self, msg, 'Please [message me privately](http://telegram.me/' .. self.info.username .. '?start=help) for a list of commands.', true)
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elseif msg.chat.type ~= 'private' then
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utilities.send_reply(self, msg, 'I have sent you the requested information in a private message.')
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end
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end
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end
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return help
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