Módulo:Gráfico de casos médicos

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

local lang = mw.getContentLanguage()
local language = lang:getCode()
local i18n = require('Module:Gráfico de casos médicos/i18n')[language]
assert(i18n, 'no chart translations to: ' .. mw.language.fetchLanguageName(language, 'pt'))
local monthAbbrs = {}
for i = 1, 12 do
    monthAbbrs[i] = lang:formatDate('M', '2020-' .. ('%02d'):format(i))
end

local p = {}

function p._toggleButton(active, customtoggles, id, label)
    local on  = active and '' or ' mw-collapsed'
    local off = active and ' mw-collapsed' or ''
    local outString =
        '<span class="mw-collapsible' .. on  .. customtoggles .. '" id="mw-customcollapsible-' .. id .. '" ' ..
        'style="border:2px solid lightblue">' .. label .. '</span>' ..
        '<span class="mw-collapsible' .. off .. customtoggles .. '" id="mw-customcollapsible-' .. id .. '">' .. label  .. '</span>'
    return outString
end

function p._yearToggleButton(year)
    return p._toggleButton(year.l, ' mw-customtoggle-' .. year.year, year.year, year.year)
end

function p._monthToggleButton(year, month)
    local lmon, label = lang:lc(month.mon), month.mon
    local id = (year or '') .. lmon
    local customtoggles = ' mw-customtoggle-' .. id

    if month.s then
        label = label .. '&nbsp;' .. month.s -- "Mmm ##"
        if month.s ~= month.e then -- "Mmm ##–##"
            label = label .. '–' .. month.e
        end
    else
        customtoggles = customtoggles .. (month.l and customtoggles .. month.l or '')
    end

    for i, combination in ipairs(month.combinations) do
        customtoggles = customtoggles .. ' mw-customtoggle-' .. combination -- up to 2 combinations per month so no need to table.concat()
    end

    return p._toggleButton(false, customtoggles, id, label)
end

function p._lastXToggleButton(years, duration, combinationsL)
    local months, id = years[#years].months, 'l' .. duration
    local i, customtoggles = #months, {' mw-customtoggle-' .. id}

    if #years > 1 then
        local year = years[#years].year
        while months[i].l do
            customtoggles[#customtoggles+1] = ' mw-customtoggle-' .. year .. lang:lc(months[i].mon) .. '-' .. id
            if i == 1 then
                if year == years[#years].year then
                    year = years[#years-1].year
                    months = years[#years-1].months
                    i = #months
                else -- either first month is also lastX month or lastX spans more than 2 years, which is not intended yet
                    break
                end
            else
                i = i - 1
            end
        end
    else
        while i > 0 and months[i].l do
            customtoggles[#customtoggles+1] = ' mw-customtoggle-' .. lang:lc(months[i].mon) .. '-' .. id
            i = i - 1
        end
    end

    for i, combinationL in ipairs(combinationsL) do
        customtoggles[#customtoggles+1] = ' mw-customtoggle-' .. combinationL -- up to 3 combinationsL in 90 days
    end

    return p._toggleButton(true, table.concat(customtoggles), id, mw.ustring.format(i18n.lastXDays, duration))
end

function p._buildTogglesBar(dateList, duration, nooverlap)
    local years = {{year=dateList[1].year, months={{mon=dateList[1].mon, combinations={}}}}}
    local months, combinationsL = years[1].months, {}

    local function addMonth(month)
        if month.mon ~= months[#months].mon then -- new month
            if month.year ~= years[#years].year then -- new year
                years[#years+1] = {year=month.year, months={}}
                months = years[#years].months -- switch months list
            end
            months[#months+1] = {mon=month.mon, combinations={}}
        end
    end
    for i = 2, #dateList do -- deduplicate years and months
        if #dateList[i] == 0 then -- specific date
            addMonth(dateList[i])
            months[#months].l = months[#months].l or dateList[i].l -- so that both ...-mon and ...-mon-lX classes are created
        elseif #dateList[i] == 1 then -- interval within month
            addMonth(dateList[i][1])
            months[#months].l = months[#months].l or dateList[i].l
        else -- multimonth interval
            for j, month in ipairs(dateList[i]) do
                addMonth(month)
                months[#months].combinations[#months[#months].combinations+1] = dateList[i].id
            end
            combinationsL[#combinationsL+1] = dateList[i].id:find('-l%d+$') and dateList[i].id
        end
    end

    if nooverlap then
        local lastDate = dateList[#dateList]
        months[#months].e = tonumber(os.date('%d', lastDate.nDate or lastDate.nEndDate or lastDate.nAltEndDate)) -- end of final month

        local i = #dateList
        repeat
            i = i - 1
        until i == 0 or (dateList[i].mon or dateList[i][1].mon) ~= months[#months].mon
        if i == 0 then -- start of first and final month
            months[#months].s = tonumber(os.date('%d', dateList[1].nDate))
        else
            months[#months].s = 1
        end
    end

    years[#years].l = true -- to activate toggle and respective months bar

    local monthToggles, divs = {}, nil
    if #years > 1 then
        local yearToggles, monthsDivs = {}, {}
        for i, year in ipairs(years) do
            yearToggles[#yearToggles+1] = p._yearToggleButton(year)
            monthToggles = {}
            months = year.months
            for j, month in ipairs(months) do
                monthToggles[#monthToggles+1] = p._monthToggleButton(year.year, month)
            end
            monthsDivs[#monthsDivs+1] =
                '<div class="mw-collapsible' .. (year.l and '' or ' mw-collapsed') ..
                '" id="mw-customcollapsible-' .. year.year .. '">' .. table.concat(monthToggles) .. '</div>'
        end
        divs = '<div>' .. table.concat(yearToggles) .. '</div>' .. table.concat(monthsDivs)
    else
        for i, month in ipairs(months) do
            monthToggles[#monthToggles+1] = p._monthToggleButton(nil, month)
        end
        divs = '<div>' .. table.concat(monthToggles) .. '</div>'
    end
    divs = divs .. '<div>' .. p._lastXToggleButton(years, duration, combinationsL) .. '</div>'
    return '<div class="nomobile" style="text-align:center">' .. divs .. '</div>'
end

p._barColors = {
    '#A50026',  --deaths
    'SkyBlue',  --recoveries
    'Tomato',   --cases or altlbl1
    'Gold',     --altlbl2
    'OrangeRed' --altlbl3
}

function p._customBarStacked(args)
    local barargs = {}

    barargs[1] = args[1]

    local function _numwidth(i)
        local nw = args.numwidth:sub(i, i)
        if nw == 'n' then
            return 0
        elseif nw == 't' then
            return 2.45
        elseif nw == 'm' or nw == 'd' then
            return 3.5
        elseif nw == 'w' then
            return 4.55
        elseif nw == 'x' then
            return 5.6
        end
    end

    barargs[2] =
        '<span class="cbs-ibr" style="padding:0 0.3em 0 0; width:' .. _numwidth(1) .. 'em">' .. (args[7] or '') .. '</span>' ..
        '<span class="cbs-ibl" style="width:' .. _numwidth(2) .. 'em">' .. (args[8] or '') .. '</span>'

    if #args.numwidth == 4 then
        local pad = args.numwidth:sub(3, 3) == 'n' and '0' or '0.3em'
        barargs.note2 =
            '<span class="cbs-ibr" style="padding:0 ' .. pad .. ' 0 0; width:' .. _numwidth(3) .. 'em">' .. (args[9] or '') .. '</span>' ..
            '<span class="cbs-ibl" style="width:' .. _numwidth(4) .. 'em">' .. (args[10] or '') .. '</span>'
    end

    for i = 1, 5 do
        barargs[2*i + 1] = p._barColors[i]
        barargs[2*i + 2] = args[i+1] / args.divisor
        barargs['title' .. i] = args[i+1]
    end

    barargs.align = 'cdcc'
    barargs.collapsed = args.collapsed
    barargs.id = args.id
    barargs.rowstyle = args.rowheight and 'line-height:'.. args.rowheight ..';'

    return barBox._stacked(barargs)
end

function p._row(args)
    local barargs = {}

    barargs[1] = (args[1] or '⋮') .. (args.note0 or '')
    barargs[2] = args[2] or 0
    barargs[3] = args[3] or 0

    if args['alttot1'] then
        barargs[4] = args['alttot1']
    elseif args[4] then
        barargs[4] = (args[4] or 0) - (barargs[2] or 0) - (barargs[3] or 0)
    else
        barargs[4] = 0
    end

    barargs[5] = args[5] or 0

    if args['alttot2'] then
        barargs[6] = args['alttot2']
    elseif args[6] then
        barargs[6] = (args[6] or 0) - (barargs[2] or 0) - (barargs[3] or 0)
    else
        barargs[6] = 0
    end

    barargs[7] = args[7]

    local function changeArg(firstright, valuecol, changecol)
        local change = ''
        if args['firstright' .. firstright] then
            change = '(' .. i18n.na .. ')'
        elseif not args[1] and args[valuecol] then
            change = '(=)'
        else
            change = args[changecol] and '(' .. args[changecol] .. ')' or ''
        end
        change = change .. (args['note' .. firstright] or '')

        return change
    end

    barargs[8] = changeArg(1, 7, 8)
    barargs[9] = args[9]
    barargs[10] = changeArg(2, 9, 10)

    barargs.divisor = args.divisor
    barargs.numwidth = args.numwidth
    barargs.rowheight = args.rowheight

    local dates
    if args.collapsible then
        local duration = args.duration
        if args.daysToEnd >= duration then
            barargs.collapsed = 'y'
        else
            barargs.collapsed = ''
        end

        if args.nooverlap and args.daysToEnd < duration then
            barargs.id = 'l' .. duration
        elseif args.nDate then
            dates = {year=tonumber(os.date('%Y', args.nDate)), mon=lang:formatDate('M', os.date('%Y-%m', args.nDate)),
                l=args.daysToEnd < duration and '-l' .. duration, nDate=args.nDate}
            barargs.id = (args.multiyear and dates.year or '') .. lang:lc(dates.mon) .. (dates.l or '')
        else
            local id, y, m, ey, em = {},
                tonumber(os.date('%Y', args.nStartDate or args.nAltStartDate)),
                tonumber(os.date('%m', args.nStartDate or args.nAltStartDate)),
                tonumber(os.date('%Y', args.nEndDate   or args.nAltEndDate  )),
                tonumber(os.date('%m', args.nEndDate   or args.nAltEndDate  ))
            dates = {nStartDate=args.nStartDate, nAltStartDate=args.nAltStartDate, nEndDate=args.nEndDate, nAltEndDate=args.nAltEndDate}

            repeat
                id[#id+1] = (args.multiyear and y or '') .. lang:lc(monthAbbrs[m])
                dates[#dates+1] = {year=y, mon=monthAbbrs[m]}
                y = y + math.floor(m / 12)
                m = m % 12 + 1
            until y == ey and m > em or y > ey

            dates.l = args.daysToEnd < duration and '-l' .. duration
            id = table.concat(id, '-') .. (dates.l or '')
            barargs.id = id
            dates.id = id
        end
    else
        barargs.collapsed = ''
        barargs.id = ''
    end

    return p._customBarStacked(barargs), dates
end

function p._buildBars(args)
    local frame = mw.getCurrentFrame()
    local updatePeriod = 86400 -- temporary implementation only supports daily updates

    local function getUnix(timestamp)
        return lang:formatDate('U', timestamp)
    end

    local rows, prevRow = {}, {}
    for line in mw.text.gsplit(args.data, '\n') do
        local i, barargs = 1, {}
        -- parameter parsing, basic type/missing value handling
        for parameter in mw.text.gsplit(line, ';') do
            if parameter:find('^%s*%a') then
                parameter = mw.text.split(parameter, '=')
                parameter[1] = mw.text.trim(parameter[1])
                if parameter[1]:find('^alttot') then
                    parameter[2] = tonumber(frame:callParserFunction('#expr', parameter[2]))
                else
                    parameter[2] = mw.text.trim(parameter[2])
                    if parameter[1]:find('^firstright') then
                        parameter[2] = yesno(parameter[2])
                    elseif parameter[2] == '' then
                        parameter[2] = nil
                    end
                end
                barargs[parameter[1]] = parameter[2]
            else
                parameter = mw.text.trim(parameter)
                if parameter ~= '' then
                    if i >= 2 and i <= 6 then
                        parameter = tonumber(frame:callParserFunction('#expr', parameter))
                        if not parameter then
                            error(('Data parameters 2 to 6 must not be formatted. i=%d, line=%s'):format(i, line))
                        end
                    end
                    barargs[i] = parameter
                end
                i = i + 1
            end
        end

        local bValid, nDateDiff
        -- get relevant date info based on previous row
        if barargs[1] then
            bValid, barargs.nDate = pcall(getUnix, barargs[1])
            assert(bValid, 'invalid date "' .. barargs[1] .. '"')
            if prevRow.nDate or prevRow.nEndDate then
                nDateDiff = barargs.nDate - (prevRow.nDate or prevRow.nEndDate)
                if nDateDiff > updatePeriod then
                    if nDateDiff == 2 * updatePeriod then
                        prevRow = {nDate=barargs.nDate-updatePeriod}
                        prevRow[1] = os.date('%Y-%m-%d', prevRow.nDate)
                    else
                        prevRow = {nStartDate=(prevRow.nDate or prevRow.nEndDate)+updatePeriod, nEndDate=barargs.nDate-updatePeriod}
                    end
                    rows[#rows+1] = prevRow
                end
            else
                prevRow.nEndDate = barargs.nDate - updatePeriod
                if prevRow.nStartDate == prevRow.nEndDate then
                    prevRow.nDate = prevRow.nEndDate
                    prevRow[1] = os.date('%Y-%m-%d', prevRow.nDate)
                -- as nAltStartDate assumes a minimal multiday interval, it's possible for it to be greater if a true previous span is 1 day
                elseif prevRow.nAltStartDate and prevRow.nAltStartDate >= prevRow.nEndDate then
                    error('a row in a consecutive intervals group is 1 day long and misses the date parameter')
                end
            end
        else
            if barargs.enddate then
                bValid, barargs.nEndDate = pcall(getUnix, barargs.enddate)
                assert(bValid, 'invalid enddate "' .. barargs.enddate .. '"')
            end
            if prevRow.nDate or prevRow.nEndDate then
                barargs.nStartDate = (prevRow.nDate or prevRow.nEndDate) + updatePeriod
                if barargs.nStartDate == barargs.nEndDate then
                    barargs.nDate = barargs.nEndDate
                    barargs[1] = os.date('%Y-%m-%d', barargs.nDate)
                end
            else
                prevRow.nAltEndDate = (prevRow.nStartDate or prevRow.nAltStartDate) + updatePeriod
                barargs.nAltStartDate = prevRow.nAltEndDate + updatePeriod
                if barargs.nEndDate and barargs.nAltStartDate >= barargs.nEndDate then
                    error('a row in a consecutive intervals group is 1 day long and misses the date parameter')
                end
            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 = barargs.alttot1 or barargs[4]
                prevnum = prevRow.alttot1 or prevRow[4]
            elseif data == 'alttot2' then
                num = barargs.alttot2 or barargs[6]
                prevnum = prevRow.alttot2 or prevRow[6]
            elseif data then
                num = barargs[data+1]
                prevnum = prevRow[data+1]
            end

            if 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 not barargs['firstright' .. col] 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(rounding:format(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 barargs[7] then
            barargs[7], barargs[8] = fillCols(1, barargs[8])
        end
        if not barargs[9] then
            barargs[9], barargs[10] = fillCols(2, barargs[10])
        end

        rows[#rows+1] = barargs
        prevRow = barargs
    end

    -- calculate and pass repetitive (except daysToEnd) parameters to each row
    local lastRow = rows[#rows]
    local total = {lastRow[2] or 0, lastRow[3] or 0, [4]=lastRow[5] or 0}
    total[3] = lastRow.alttot1 or lastRow[4] and lastRow[4] - total[1] - total[2] or 0
    total[5] = lastRow.alttot2 or lastRow[6] and lastRow[6] - total[1] - total[2] or 0
    local divisor = (total[1] + total[2] + total[3] + total[4] + total[5]) / (0.95 * args.barwidth)
    local firstDate, lastDate = rows[1].nDate, lastRow.nDate or lastRow.nEndDate
    local multiyear = os.date('%Y', firstDate) ~= os.date('%Y', lastDate - (args.nooverlap and args.duration * 86400 or 0))
    if args.collapsible ~= false then
        args.collapsible = (lastDate - firstDate) / 86400 >= args.duration
    end

    local bars, dateList = {}, {}
    for i, row in ipairs(rows) do -- build rows
        row.divisor = divisor
        row.numwidth = args.numwidth
        row.rowheight = args.rowheight
        row.collapsible = args.collapsible
        row.duration = args.duration
        row.nooverlap = args.nooverlap
        row.daysToEnd = (lastDate - (row.nDate or row.nEndDate or row.nAltEndDate)) / 86400
        row.multiyear = multiyear

        bars[#bars+1], dateList[#dateList+1] = p._row(row)
    end

    return table.concat(bars), dateList
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._chart(args)
    for key, value in pairs(args) do
        if ({float=1, barwidth=1, numwidth=1, changetype=1})[key:gsub('%d', '')] then
            args[key] = value:lower()
        end
    end

    local barargs = {}

    barargs.css = 'Predefinição:Gráfico de casos médicos/styles.css'
    barargs.float = args.float or 'right'

    args.barwidth = args.barwidth or 'medium'
    local barwidth
    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'
    else
        error('unrecognized barwidth')
    end

    local function _numwidth(i)
        local nw = args.numwidth:sub(i, i)
        if nw == 'n' then
            return 0
        elseif nw == 't' then
            return 40
        elseif nw == 'm' or nw == 'd' then
            return 55
        elseif nw == 'w' then
            return 70
        elseif nw == 'x' then
            return 85
        else
            error('unrecognized numwidth[' .. i .. ']')
        end
    end

    args.numwidth = args.numwidth or 'mm'
    local numwidth = _numwidth(1) + 10 + _numwidth(2)
    local right1width = numwidth
    if #args.numwidth == 4 then
        numwidth = numwidth + _numwidth(3) + _numwidth(4)
        if args.numwidth:sub(3, 3) == 'n' then
            numwidth = numwidth + 6
        else
            numwidth = numwidth + 10
        end
        if not args.right2 then
            right1width = numwidth
        end
    end
    right1width = right1width - 8 -- -8 because of padding

    if tonumber(barwidth) then
        barargs.width = 85 + barwidth + numwidth .. 'px'
        barargs.barwidth = barwidth .. 'px'
    else
        barargs.width = 'auto'
        barargs.barwidth = 'auto'
    end

    local title = {}

    local function spaces(n)
        local nbsp = '&nbsp;'
        return '<span class="nowrap">' .. nbsp:rep(n) .. '</span>'
    end

    local lugar = mw.ustring.gsub(args.lugar, 'the ', '')
    lugar = mw.ustring.upper(mw.ustring.sub(lugar,1,1)) .. mw.ustring.sub(lugar,2)

    local navbartitle =  'Dados da '.. args.surto .. ' de ' .. args.enfermidade .. '/Gráfico de casos médicos ' .. args.lugar

    local navbar = require('Module:Navbar')._navbar
    title[1] = (args.pretitle and args.pretitle .. ' ' or '') ..
         i18n.casesIn .. ' ' .. args.enfermidade .. ' ' .. args.lugar ..
        (args.lugar2 and ', ' .. args.lugar2 or '') ..
        (args.lugar3 and ', ' .. args.lugar3 or '') ..
        (args.posttitle and ' ' .. args.posttitle or '') .. spaces(2) ..'(' ..
        navbar({navbartitle, titleArg=':' .. mw.getCurrentFrame():getParent():getTitle(), mini=1, nodiv=1}) ..
        ')<br />'

    title[2] = p._legend0({p._barColors[1], i18n.deaths})
    args.recoveries = args.recoveries == nil and true or args.recoveries
    title[3] = args.recoveries and spaces(3) .. p._legend0({p._barColors[2], args.reclbl or i18n.recoveries}) or ''
    title[4] = args.altlbl1 ~= 'hide' and spaces(3) .. p._legend0({p._barColors[3], args.altlbl1 or i18n.activeCases}) or ''
    title[5] = args.altlbl2 and spaces(3) .. p._legend0({p._barColors[4], args.altlbl2}) or ''
    title[6] = args.altlbl3 and spaces(3) .. p._legend0({p._barColors[5], args.altlbl3}) or ''

    local togglesbar, buildargs = nil, {}

    args.right1 = args.right1 or i18n.noOfCases
    args.duration = args.duration or 15
    args.nooverlap = args.nooverlap or false

    buildargs.barwidth = tonumber(barwidth) or 280
    buildargs.numwidth = args.numwidth
    buildargs.rowheight = args.rowheight
    if args.datapage then
        local externalData = require('Module:Gráfico de casos médicos/data')._externalData
        buildargs.data = externalData(args)
    else
        buildargs.data = args.data
    end
    -- if no right1data and right1 title is cases, use 3rd classification
    buildargs.right1data = args.right1data or args.right1 == i18n.noOfCases and 3
    -- if no right2data and right2 title is deaths, use 1st classification
    buildargs.right2data = args.right2data or (args.right2 == i18n.noOfDeaths or args.right2 == i18n.noOfDeaths2) and 1
    buildargs.changetype1 = (args.changetype1 or args.changetype or ''):sub(1, 1) -- 1st letter
    buildargs.changetype2 = (args.changetype2 or args.changetype or ''):sub(1, 1) -- 1st letter
    buildargs.collapsible = args.collapsible
    buildargs.duration = args.duration
    buildargs.nooverlap = args.nooverlap

    local dateList
    barargs.bars, dateList = p._buildBars(buildargs)

    if buildargs.collapsible then
        togglesbar = p._buildTogglesBar(dateList, args.duration, args.nooverlap)
    end

    title[7] = togglesbar and '<br />' .. togglesbar or ''
    barargs.title = table.concat(title)

    barargs.left1 =
        '<div class="center" style="width:77px">' .. -- 85-8 because of padding
            "'''" .. i18n.date .. "'''" .. '</div>'

    barargs.right1 =
        '<div class="center" style="width:' .. right1width .. 'px">' ..
            "'''" .. args.right1 .. "'''" .. '</div>'

    if args.right2 then
        local right2width = numwidth - right1width - 16 -- -8-8...
        barargs.right2 =
            '<div class="center" style="width:' .. right2width ..'px">' ..
                "'''" .. args.right2 .. "'''" .. '</div>'
    end

    barargs.caption = args.caption
    return barBox._box(barargs)
end

function p.chart(frame)
    local getArgs = require('Module:Arguments').getArgs
    local args = getArgs(frame, {
        valueFunc = function (key, value)
            if value and value ~= '' then
                key = key:gsub('%d', '')
                if ({rowheight=1, duration=1, rightdata=1})[key] then -- if key in {...}
                    return tonumber(value) or value
                end
                if ({recoveries=1, collapsible=1, nooverlap=1})[key] then
                    return yesno(value)
                end
                return value
            end
            return nil
        end
    })
    return p._chart(args)
end

return p