Undertale script viewer

var text_id = argument[0];

var text = ds_map_find_value(global.text_data_en, text_id);

if (is_undefined(text))

    text = "";

if (global.language == "ja")

{

    var loc_text = ds_map_find_value(global.text_data_ja, text_id);

    if (!is_undefined(loc_text))

        text = loc_text;

}

for (var i = 1; i <= (string_length(text) - 3); i++)

{

    if (string_copy(text, i, 2) == "\[" && string_char_at(text, i + 3) == "]")

    {

        var sel = string_char_at(text, i + 2);

        var replace;

        if (sel == "C")

            replace = global.charname;

        else if (sel == "G")

            replace = string(global.gold);

        else if (sel == "I")

            replace = global.itemname[global.menucoord[1]];

        else if (sel == "1" && argument_count > 1)

            replace = argument[1];

        else if (sel == "2" && argument_count > 2)

            replace = argument[2];

        else if (sel == "3" && argument_count > 3)

            replace = argument[3];

        else if (sel == "4" && argument_count > 4)

            replace = argument[4];

        else if (sel == "5" && argument_count > 5)

            replace = argument[5];

        else if (sel == "6" && argument_count > 6)

            replace = argument[6];

        else if (sel == "7" && argument_count > 7)

            replace = argument[7];

        else if (sel == "8" && argument_count > 8)

            replace = argument[8];

        else if (sel == "9" && argument_count > 9)

            replace = argument[9];

        else

            replace = "";

        var before = string_copy(text, 1, i - 1);

        var after = string_copy(text, i + 4, string_length(text));

        text = before + replace + after;

        i += (string_length(replace) - 1);

    }

}

return text;