Մոդուլ:ԷլոՑանկ

local p = {}

function p.main( frame )
	local lang = mw.language.getContentLanguage()
	local entityId = mw.wikibase.getEntityIdForCurrentPage()
	if entityId == nil then
		return ''
	end
	local eloRating = mw.wikibase.getAllStatements(entityId, 'P1087')
	if eloRating == nil then
		return ''
	end
	local data = {}
	local wikitable = frame:expandTemplate{ title = 'Alternating rows table', args = {class = 'wikitable', style = 'font-size: 85%;'}}
	local wikitable = wikitable .. '!Տարի !! Հնվ !! Փտր !! Մրտ !! Ապր !! Մայ !! Հուն !! Հուլ !! Օգս !! Սեպ !! Հոկ !! Նոյ !! Դեկտ !! Տարվա<br />լավագույն !! Տարվա<br />վատագույն'
	local dataByYear = {}
	local availableYears = {}
	local seenYears = {}
	for key, value in pairs(eloRating) do
		local amount = value.mainsnak.datavalue.value.amount
		local timestamp = value.qualifiers.P585[1].datavalue.value.time
		local year, month = timestamp:match("%+(%d%d%d%d)-(%d%d)-%d%dT")
		year = tonumber(year)
		month = tonumber(month)
		if seenYears[year] == nil then
			seenYears[year] = true
			table.insert(availableYears, year)
		end
		if dataByYear[year] == nil then
			dataByYear[year] = {}
		end
		dataByYear[year][month] = tonumber(amount)
	end
	table.sort(availableYears)
	for _, year in pairs(availableYears) do
		local yearMax = 0
		local yearMin = math.huge
		wikitable = wikitable .. '\n|-\n'
		local row = '!' .. year .. '\n|'
		for i = 1, 12 do
			if dataByYear[year][i] == nil then
				row = row .. ' '
			else
				yearMax = math.max(yearMax, dataByYear[year][i])
				yearMin = math.min(yearMin, dataByYear[year][i])
				row = row .. dataByYear[year][i]
			end
			row = row .. '||'
		end
		row = row .. yearMax .. '||' .. yearMin
		wikitable = wikitable .. row .. '\n'
	end
	wikitable = wikitable .. '\n' .. frame:expandTemplate{ title = 'End'}
	return wikitable
end

return p