Module:Speen

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local p = {}

function p.main(frame)
    local args = frame:getParent() and frame:getParent().args or frame.args
    local word = args[1] or "Speen"
    local color = "inherit"
    local is_fast = false
    
    -- Smart parsing for args 2 and 3 so order doesn't matter
    for i = 2, 3 do
        local val = args[i]
        if val and mw.text.trim(val) ~= "" then
            val = mw.text.trim(val)
            if string.lower(val) == "fast" then
                is_fast = true
            else
                color = val
            end
        end
    end

    -- Auto-append '#' if it's a 3 or 6 character hex string
    if color:match("^[0-9a-fA-F]+$") and (#color == 6 or #color == 3) then
        color = "#" .. color
    end

    local root = mw.html.create('span')
    root:addClass('speen-wrapper')
    
    -- Apply the speed class and color to the root wrapper
    if is_fast then
        root:addClass('speen-fast')
    end
    if color ~= "inherit" then
        root:css('color', color)
    end
        
    math.randomseed(os.time())
    local len = mw.ustring.len(word)
    
    for i = 1, len do
        local char = mw.ustring.sub(word, i, i)
        
        if char == " " then
            root:wikitext(" ")
        else
            local letterSpan = root:tag('span')
            letterSpan:addClass('speen-letter')
            letterSpan:wikitext(char)
            
            local randomDelay = math.random() * 2
            letterSpan:css('animation-delay', '-' .. randomDelay .. 's')
        end
    end
    
    return tostring(root)
end

return p