Module:Icon

Documentation for this module may be created at Module:Icon/doc

local p = {}

local function getIconData(iconName)
    local iconData = require("Module:Icon/data")
    iconName = iconName:lower()

    for storedName, data in pairs(iconData) do
        if storedName:lower() == iconName then
            return data
        elseif data.alt then
            for altName in string.gmatch(data.alt, "([^|]+)") do
                if altName:lower() == iconName then
                    return data
                end
            end
        end
    end

    return nil, "[[Module:Icon/data|Icon not found.]] [[Category:Module:Icon ERROR]]"
end

function p.render(frame)
    local name = frame.args[1]
    local customText = frame.args.l1 or ""

    local iconData, err = getIconData(name)
    if not iconData then
        return "Error: " .. err
    end

    local imagePath = iconData.image or "Icon missing.png"
    local link = iconData.link or name
    local displayName = iconData.name or name
    local alt = iconData.alt
    local class = iconData.class or ""

    -- Default style if no class is provided
    local style = 'style="white-space:nowrap; position:relative; bottom:2px;"'
    if class == "item" then
        style = 'style="white-space:nowrap; position:relative; bottom:2px; filter:brightness(0) saturate(100%);"'
    elseif class == "ability" then
        style = 'style="white-space:nowrap; position:relative; bottom:2px; filter:brightness(0);"'
    elseif class == "hero" then
        style = 'style="white-space:nowrap; position:relative; bottom:2px;"'
    end

    if alt then
        for altName in string.gmatch(alt, "([^|]+)") do
            if altName:lower() == name:lower() then
                displayName = altName
                break
            end
        end
    end

    local finalText = customText ~= "" and customText or displayName
    return string.format('<span %s>[[File:%s|20px]]</span> [[%s|%s]]', style, imagePath, link, finalText)
end

return p