95 lines
2.0 KiB
Lua
95 lines
2.0 KiB
Lua
local _file_values = './data/values.lua'
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function read_file_values( )
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local f = io.open(_file_values, "r+")
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-- If file doesn't exists
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if f == nil then
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-- Create a new empty table
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print ('Created value file '.._file_values)
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serialize_to_file({}, _file_values)
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else
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print ('Values loaded: '.._file_values)
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f:close()
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end
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return loadfile (_file_values)()
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end
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_values = read_file_values()
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function fetch_value(chat, value_name)
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-- Chat non exists
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if _values[chat] == nil then
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return nil
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end
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if value_name == nil then
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return nil
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end
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local value = _values[chat][value_name]
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return value
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end
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function get_value(chat, value_name)
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-- If chat values is empty
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if (_values[chat] == nil) then
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return "There isn't any data"
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end
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-- If there is not value name, return all the values.
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if (value_name == nil ) then
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local text = ""
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for key,value in pairs(_values[chat]) do
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text = text..key.." = "..value.."\n"
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end
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return text
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end
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local value = _values[chat][value_name]
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if ( value == nil) then
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return "Can't find "..value_name
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end
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return value_name.." = "..value
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end
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function run(msg, matches)
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local chat_id = tostring(msg.to.id)
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if matches[1] == "!get" then
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return get_value(chat_id, nil)
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end
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return get_value(chat_id, matches[1])
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end
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function lex(msg)
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if msg.text then
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local text = msg.text
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local chat_id = tostring(msg.to.id)
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local s, e = text:find("%$%a+")
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if s then
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local var = text:sub(s + 1, e)
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local value = fetch_value(chat_id, var)
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if (value == nil) then
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value = "(unknown value " .. var .. ")"
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end
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msg.text = text:sub(0, s - 1) .. value .. text:sub(e + 1)
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end
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end
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return msg
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end
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return {
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description = "Retrieves variables saved with !set",
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usage = "!get (value_name): Returns the value_name value.",
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patterns = {
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"^!get (%a+)$",
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"^!get$"},
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run = run,
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pre_process = lex
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}
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