يمكن إنشاء صفحة توثيق الوحدة في وحدة:Medical cases chart/شرح

local getArgs = require('Module:Arguments').getArgs
local yesno = require('Module:Yesno')
local barBox = require('Module:Bar box')

local function is(v)
	return (v or '') ~= ''
end

local p = {}

function p._barColors(n)
	local colors = {
		'#A50026', --deaths
		'SkyBlue', --recoveries
		'Tomato', --cases or altlbl1
		'Gold', --altlbl2
		'OrangeRed' --altlbl3
	}

	return colors[n]
end

function p._legend0(args)
	return '<span style="font-size:90%; margin:0px">' .. '<span style="' .. 'background-color:' .. (args[1] or 'none') .. '; border:' .. (args.border or 'none') .. '; color:' .. (args[1] or 'none') .. '">' .. '&nbsp;&nbsp;&nbsp;&nbsp;' .. '</span>' .. '&nbsp;' .. (args[2] or '') .. '</span>'
end

function p._customBarStacked(args)
	barargs = {}
	barargs[1] = args[1]
	
	local function _numwidth(nw)
		if nw == 'n' then
			return 0
		elseif nw == 't' then
			return 2.45
		elseif nw == 'm' then
			return 3.5
		elseif nw == 'w' then
			return 4.55
		elseif nw == 'x' then
			return 5.6
		elseif nw == 'd' then
			return 3.5
		end
		
		return 3.5
	end
	
	width1 = 3.5
	width2 = 3.5
	if is(args.numwidth) then
		width1 = _numwidth( mw.ustring.sub(args.numwidth,1,1) )
		width2 = _numwidth( mw.ustring.sub(args.numwidth,2,2) )
		width3 = _numwidth( mw.ustring.sub(args.numwidth,3,3) )
		width4 = _numwidth( mw.ustring.sub(args.numwidth,4,4) )
	end
	
	barargs[2] =
		'<span class="cbs-ibr" style="padding:0 0.3em 0 0; width:' .. width1 .. 'em">' .. (args[7] or '') .. '</span>' ..
		'<span class="cbs-ibl" style="width:' .. width2 .. 'em">' .. (args[8] or '') .. '</span>'
		
	if mw.ustring.len(args.numwidth) == 4 then
		local padding = '0.3em'
		if mw.ustring.sub(args.numwidth,3,3) == 'n' then
			padding = '0'
		end
		
		barargs.note2 =
			'<span class="cbs-ibr" style="padding:0 ' .. padding .. ' 0 0; width:' .. width3 .. 'em">' .. (args[9] or '') .. '</span>' ..
			'<span class="cbs-ibl" style="width:' .. width4 .. 'em">' .. (args[10] or '') .. '</span>'
	end
	
	for i=1,5 do
		barargs[2*i + 1] = p._barColors(i)
		barargs[2*i + 2] = (tonumber(args[i+1]) or 0)/(tonumber(args.divisor) or 1)
		barargs['title' .. i] = args[i+1]
	end
	
	barargs.align = 'cdcc'
	barargs.collapsed = args.collapsed
	barargs.id = args.id
	
	return barBox._stacked(barargs)
end

function p._row(args)
	local barargs = {}
	lang = mw.getLanguage( 'ar' )
	frame = mw.getCurrentFrame()
	local rowDate = args.prevDate or ''
	
	if args[1] then
		if pcall(function () lang:formatDate('', args[1]) end) then
			local form_date = lang:formatDate('j F Y', args[1])
			barargs[1] = frame:callParserFunction{ name = '#iferror', args = { form_date , args[1] } }
			--barargs[1] = args[1]
			rowDate = args[1]
		else
			barargs[1] = args[1] -- '<strong class="error">Error: Invalid time.</strong>'
			--barargs[1] = '<strong class="error">Error: Invalid time.</strong>'
		end
	else
		barargs[1] = '⋮'
	end
	
	barargs[2] = args[2] or 0
	barargs[3] = args[3] or 0
	
	if is(args['alttot1']) then
		barargs[4] = args['alttot1']
	elseif args[4] then
		barargs[4] = (tonumber(args[4]) or 0) - (tonumber(barargs[2]) or 0) - (tonumber(barargs[3]) or 0)
	else
		barargs[4] = 0
	end
	
	barargs[5] = args[5] or 0
	
	if is(args['alttot2']) then
		barargs[6] = args['alttot2']
	elseif args[6] then
		barargs[6] = (tonumber(args[6]) or 0) - (tonumber(barargs[2]) or 0) - (tonumber(barargs[3]) or 0)
	else
		barargs[6] = 0
	end
	
	barargs[7] = args[7] or ''
	
	local function changeArg(firstright, valuecol, changecol)
		local change = ''
		if yesno(args['firstright' .. firstright]) == true then
			change = '(غ.م.)'
		elseif yesno(args['firstright' .. firstright]) == false or not is(args['firstright' .. firstright]) then
			if not is(args[1]) and is(args[valuecol]) then
				change = '(=)'
			else
				change = is(args[changecol]) and '(' .. args[changecol] .. ')' or ''
			end
			end

		return change
		end

	barargs[8] = changeArg(1,7,8)
	barargs[9] = args[9] or ''			
	barargs[10] = changeArg(2,9,10)
	
	barargs.divisor = args.divisor or 1
	barargs.numwidth = args.numwidth
	
	if yesno(args.collapsible) == true then
		if args.collapsed then
			barargs.collapsed = args.collapsed
		elseif args.rowsToEnd >= 15 then
			barargs.collapsed = 'y'
		else
			barargs.collapsed = ''
		end
		
		if args.id then
			barargs.id = args.id
		else
			barargs.id = mw.ustring.lower(mw.getLanguage('ar'):formatDate('\M', rowDate))
			if args.rowsToEnd < 15 then
				barargs.id = barargs.id .. '-l15'
			end
		end
	else
		barargs.collapsed = ''
		barargs.id = ''
	end
	
	return p._customBarStacked(barargs)
end

function p._buildBars(args)
	local lines = mw.text.split( args.data or args["بيانات"], '\n' )
	local frame = mw.getCurrentFrame()
	local lang = mw.getContentLanguage()

	local bars, rows, prevRow, maxparam = {}, {}, '', 1
	for k, line in pairs( lines ) do
		local barargs, i = {}, 1
		for parameter in mw.text.gsplit( line, ';' ) do
			parameter = mw.text.trim(parameter)
			if string.find( parameter, '^%a' ) then
				parameter = mw.text.split( parameter, '=' )
				if parameter[1] == 'alttot1' or parameter[1] == 'alttot2' then
					parameter[2] = tonumber(frame:callParserFunction('#expr', parameter[2]))
					if is(parameter[2]) then
						maxparam = math.max(maxparam,parameter[2])
					end
				end
				barargs[parameter[1]] = parameter[2]
			else
				if is(parameter) then
					if i >= 2 and i <= 6 then
						parameter = tonumber( frame:callParserFunction('#expr', frame:callParserFunction('formatnum',parameter,'R')) )
						maxparam = math.max(maxparam, parameter or 1)
					end
					barargs[i] = parameter
					if i == 7 or i == 9 then
						parameter = tonumber(mw.ustring.match(frame:callParserFunction('formatnum',parameter,'R'), '^%d*'))
						maxparam = math.max(maxparam, parameter or 1)
					end
				end
				i = i + 1
			end
		end
		
		local function fillCols(col, change)
			local data = args['right' .. col .. 'data']
			local changetype = args['changetype' .. col]
			local value, num, prevnum

			if data == 'alttot1' then
				num = tonumber(barargs.alttot1 or barargs[4])
				prevnum = tonumber(prevRow.alttot1 or prevRow[4])
			elseif data == 'alttot2' then
				num = tonumber(barargs.alttot2 or barargs[6])
				prevnum = tonumber(prevRow.alttot2 or prevRow[6])
			elseif is(data) then
				num = tonumber(barargs[tonumber(data) + 1])
				prevnum = tonumber(prevRow[tonumber(data) + 1])
			end

			if is(data) and num then -- nothing in column, source found, and data exists
				value = changetype == 'o' and '' or lang:formatNum(num) -- set value to num if changetype isn't 'o'
				
				if not change and yesno(barargs['firstright' .. col] ~= true) then
					if prevnum and prevnum ~= 0 then -- data on previous row
						if num - prevnum ~= 0 then --data has changed since previous row
							change = num-prevnum
							if changetype == 'a' then -- change type is "absolute"
								if change > 0 then
									change = '+' .. lang:formatNum(change)
								end
							else -- change type is "percent", "only percent" or undefined
								local percent = 100 * change / prevnum -- calculate percent
								local rounding = math.abs(percent) >= 10 and "%.0f" or math.abs(percent) >= 1 and "%.1f" or "%.2f"
								percent = tonumber(mw.ustring.format(rounding, percent)) -- round to two sigfigs
								
								if percent > 0 then
									change = '+' .. lang:formatNum(percent) .. '%'
								elseif percent < 0 then
									change = lang:formatNum(percent) .. '%'
								else
									change = '='
								end
							end
						else -- data has not changed since previous row
							change = '='
						end
					else -- no data on previous row
						barargs['firstright' .. col] = true -- set to (n.a.)
					end
				end
			end

			return value, change
		end

		if not is(barargs[7]) then
			barargs[7], barargs[8] = fillCols(1, barargs[8])
		end
		if not is(barargs[9]) then
			barargs[9], barargs[10] = fillCols(2, barargs[10])
		end

		barargs.prevDate = prevRow[1]
		rows[#rows+1] = barargs
		prevRow = barargs
	end
	
	for i=1,#rows do
		rows[i].divisor = tonumber(args.divisor) and tonumber(args.divisor) or maxparam / (0.95 * args.barwidth)
		rows[i].numwidth = args.numwidth
		rows[i].collapsible = args.collapsible
		rows[i].rowsToEnd = #rows - i
		bars[i] = p._row(rows[i])
	end
	
	return table.concat(bars)
end

function p._chart(args)
	local navbar = require('Module:Navbar')._navbar
	
	local barargs = {}
	
	local function _numwidth(p)
		local nw = mw.ustring.sub(args.numwidth or '',p,p)
		if nw == 'n' then
			return 0
		elseif nw == 't' then
			return 40
		elseif nw == 'm' then
			return 55
		elseif nw == 'w' then
			return 70
		elseif nw == 'x' then
			return 85
		elseif nw == 'd' then
			return 55
		end
		
		return 0
	end
	
	local numwidth = 120
	local right1 = numwidth - 8 -- -8 because of padding
	if args.numwidth then 
		numwidth = _numwidth(1) + 10 + _numwidth(2)
		if mw.ustring.len(args.numwidth) == 4 then
			numwidth = numwidth + _numwidth(3) + _numwidth(4)
			if mw.ustring.sub(args.numwidth,3,3) == 'n' then
				numwidth = numwidth + 6
			else
				numwidth = numwidth + 10
			end
		end
		
		right1 = _numwidth(1) + 2 + _numwidth(2)
		if not args.right2 and mw.ustring.len(args.numwidth) == 4 then
			right1 = right1 + _numwidth(3) + _numwidth(4)
			if mw.ustring.sub(args.numwidth,3,3) == 'n' then
				numwidth = numwidth + 6
			else
				numwidth = numwidth + 10
			end
		end
	end
	
	local barwidth = 280

	if args.barwidth == 'thin' then
		barwidth = 120
	elseif args.barwidth == 'medium' then
		barwidth = 280
	elseif args.barwidth == 'wide' then
		barwidth = 400
	elseif args.barwidth == 'auto' then
		barwidth = 'auto'
	end
		
	if tonumber(barwidth) then
		barargs.width = 85 + barwidth + numwidth .. 'px'
		barargs.barwidth = barwidth .. 'px'
	else
		barargs.width = 'auto'
		barargs.barwidth = 'auto'
	end
	
	barargs.float = args.float and args.float or 'left'
	
	local location = mw.ustring.gsub(args.location, 'the ', '')
	location = mw.ustring.upper(mw.ustring.sub(location,1,1)) .. mw.ustring.sub(location,2)
	local templatetitle = args.templatetitle
	local navbartitle = "بيانات " .. args.outbreak .. '/مخطط الحالات الطبيه فى ' ..
		(args.location3 and args.location3 .. '/' or '') ..
		(args.location2 and args.location2 .. '/' or '') ..
		location
		
	if templatetitle and templatetitle ~= "" then navbartitle = templatetitle end
	local title = {}
	local disease = args.disease_ar or args.disease
	if disease and disease == "COVID-19" then disease = "كوڤيد-19" end
	title[1] = ((args.pretitle) and (args.pretitle .. ' ') or (''))  .. " حالات " .. 
		disease .. ' فى ' .. args.location .. 
		((args.location2) and ('، ' .. args.location2) or '') ..
		((args.location3) and ('، ' .. args.location3) or '') ..
		((args.posttitle) and (' ' .. args.posttitle) or '') .. '<span class="nowrap">&nbsp;&nbsp;</span>(' ..
		navbar({[1] = navbartitle, titleArg = ':' .. mw.getCurrentFrame():getParent():getTitle(), mini = 1, nodiv = 1}) ..
		')<br />'
	title[2] = p._legend0({[1] = p._barColors(1),[2] = 'الوفيات'})	
	if yesno(args.recoveries) == false then
		title[3] = ''
	else
		title[3] = '<span class="nowrap">&nbsp;&nbsp;&nbsp;</span>' .. p._legend0({[1] = p._barColors(2),[2] = (args.reclbl or 'خف منهم')})
	end
	title[4] = '<span class="nowrap">&nbsp;&nbsp;&nbsp;</span>' .. p._legend0({[1] = p._barColors(3),[2] = (args.altlbl1 or 'حالات نشطه')})
	if args.altlbl2 then
		title[5] = '<span class="nowrap">&nbsp;&nbsp;&nbsp;</span>' .. p._legend0({[1] = p._barColors(4),[2] = args.altlbl2})
	else
		title[5] = ''
	end
	if args.altlbl3 then
		title[6] = '<span class="nowrap">&nbsp;&nbsp;&nbsp;</span>' .. p._legend0({[1] = p._barColors(5),[2] = args.altlbl3}) ..'\n'
	else
		title[6] = '\n'
	end
	title[7] = args.togglesbar or '' -- this feature is WIP
	
	barargs.title = table.concat(title)
	barargs.left1 = 
		'<div class="center" style="width:77px">' .. -- 85-8 because of padding
			"'''التاريخ'''" ..
		'</div>'
	
	barargs.right1 = 
		'<div class="center" style="width:' .. right1 .. 'px">' ..
			"'''" .. (args.right1 or "&#35; الحالات") .. "'''" ..
		'</div>'
	
	if args.right2 then
		local right2 = _numwidth(3) + _numwidth(4)
		if mw.ustring.sub(args.numwidth,3,3) == 'n' then
			right2 = right2 - 2
		else
			right2 = right2 + 2
		end
		
		barargs.right2 = 
		'<div class="center" style="width:' ..right2 ..'px">' ..
			"'''" .. args.right2 .. "'''" ..
		'</div>'
	end

	if args.rows then
		barargs.bars = args.rows
	elseif is(args.data) or is(args["بيانات"]) or is(args.datapage) then
		local dataa = args.data or args["بيانات"]
		local buildargs = {}
		
		buildargs.barwidth = tonumber(barwidth) or 280
		buildargs.data = is(args.datapage) and require('Module:Medical cases chart/data')._externalData(args) or dataa
		buildargs.divisor = args.divisor
		buildargs.numwidth = args.numwidth
		buildargs.collapsible = args.collapsible
		buildargs.right1data = args.right1data or -- if no right1data and right1 title is default, use 3rd classification
				not args.right1 and 3
		buildargs.right2data = args.right2data or -- if no right2data and right2 title is deaths, use 1st classification
				(args.right2 == '# of deaths' or args.right2 == '&#35; of deaths') and 1
		buildargs.changetype1 = mw.ustring.sub(args.changetype1 or (args.changetype or ''),1,1) -- 1st letter
		buildargs.changetype2 = mw.ustring.sub(args.changetype2 or (args.changetype or ''),1,1) -- 1st letter
		
		barargs.bars = p._buildBars(buildargs)
	end
	
	barargs.caption = args.caption
	barargs.css = 'Template:Medical_cases_chart/styles.css'
	return barBox._box(barargs)
end

function p.chart(frame)
	local args = getArgs(frame, {
		valueFunc = function (key, value)
			if value then
				value = mw.text.trim(value)
				if ({['numwidth']=1,['barwidth']=1,['recoveries']=1,['changetype']=1})[mw.ustring.gsub(key,"%A","")] then
					value = mw.ustring.lower(value) --make numwidth, barwidth, recoveries, and changetype lower case
				end
				if is(value) then
					return value
				end
			end
			return nil
		end
	})
	return p._chart(args)
end

function p.barColors(frame)
	return p._barColors(tonumber(frame:getParent().args[1]))
end

function p.buildBars(frame)
	return p._buildBars(frame.args)
end

return p