local p = {}
local standardIcons = require('Module:Standard icons')
local iconTable = standardIcons.getIconTable()

local labelTable = {
    ["frequent-domain"] = "Frequent domain",
    ["prohibited-domain"] = "Prohibited domain appears in article",
    ["new-domain"] = "Unrecognized domain",
    ["flagged-domain"] = "Flagged domain",
    alert = "Alert",
    discuss = "New talk page thread",
    info = "Information",
}

local function renderNotification(args, index)
    local typeKey = args['type' .. index]
    local icon = args['icon' .. index] or iconTable[typeKey]
    local label = args['label' .. index] or labelTable[typeKey]
    local msg = args['msg' .. index]
    local action = args['action' .. index]
    local time = args['time' .. index]

    if not icon or not label then
        return ''
    end

    local notification = {
        '* [[File:' .. icon .. "|25px|link=]] <span class='notification-list-label'>" .. label .. "</span>",
    }

    if msg and msg ~= '' then
        table.insert(notification, '*: ' .. msg)
    end

    if action and action ~= '' then
        table.insert(notification, '*: ' .. action)
    end
    
    if time and time ~= '' then
        table.insert(notification, '*: <small>' .. time .. '</small>')
    end

    return table.concat(notification, '\n')
end

function p.main(frame)
    local args = frame:getParent().args
    local output = {}

    local maxIndex = 0

    for key, _ in pairs(args) do
        local index = tonumber(key:match("(%d+)$"))
        if index and index > maxIndex then
            maxIndex = index
        end
    end

    for index = 1, maxIndex do
        local notification = renderNotification(args, index)
        if notification ~= '' then
            table.insert(output, notification)
        end
    end

    return '<div class="notification-list">\n' .. table.concat(output, '\n') .. '\n</div>'
end

return p