# Module:Episode table

-- This module implements and .  
local HTMLcolor = mw.loadData( 'Module:Color contrast/colors' )  
---
-- EpisodeTable class
-- The main class.
---  
local contrast_ratio = require('Module:Color contrast')._ratio
local EpisodeTable = {}  
function EpisodeTable.cell(background, width, text, reference)
local cell = mw.html.create('th')  
-- Width
local cell_width
if width == 'auto' then
cell_
elseif tonumber(width) ~= nil then
cell_width = width .. '%'
else
cell_width = nil
end  
-- Cell
cell:attr('scope','col')
:css('background',background or '#CCCCFF')
:css('width',cell_width)
:wikitext(text)  
-- Reference
if reference and reference ~= '' then
cell:wikitext("&#8202;" .. EpisodeTable.reference(reference, background))
end  
return cell
end  
function EpisodeTable.reference(reference, background)
local link1_cr = contrast_ratio{'#0645AD', background or '#CCCCFF', ['error'] = 0}
local link2_cr = contrast_ratio{'#0B0080', background or '#CCCCFF', ['error'] = 0}  
local refspan = mw.html.create('span')
:wikitext(reference)  
if link1_cr < 7 or link2_cr < 7 then
refspan
:css('background-color','white')
:css('padding','')
:css('display','inline-block')
:css('line-height','50%')
end  
return tostring(refspan)
end  
function EpisodeTable.abbr(text,title)
local abbr = mw.html.create('abbr')
:attr('title',title)
:wikitext(text)
return tostring(abbr)
end  
function EpisodeTable.part(,args)
local row = mw.html.create('tr')  
local black_cr = contrast_ratio{args.c, 'black', ['error'] = 0}
local white_cr = contrast_ratio{'white', args.c, ['error'] = 0}  
local displaytext = (not args.nopart and 'Part ' or *) .. (args.p or *)  
local plainText = require('Module:Plain text')._main
local displayTextAnchor = plainText(displaytext)  
row:tag('td')
:attr('colspan', 13)
:attr('id', displayTextAnchor)
:css('text-align', '')
:css('background-color', args.c)
:css('color', black_cr > white_cr and 'black' or 'white')
:wikitext("**" .. displaytext .. "**" .. (args.r and "&#8202;" .. EpisodeTable.reference(args.r, args.c) or ''))  
return tostring(row)
end  
function EpisodeTable.new(,args)
args = args or {}
local categories = ''
local background = (args.background and args.background ~= '' and args.background ~= '#') and args.background or nil  
-- Add # to background if necessary
if background ~= nil and HTMLcolor[background] == nil then
background = '#'..(mw.ustring.match(background, '^[%s#]*([a-fA-F0-9]*)[%s]*$') or '')
end  
-- Default widths noted by local consensus
local defaultwidths = {};
defaultwidths.overall = 5;
defaultwidths.overall2 = 5;
defaultwidths.season = 5;
defaultwidths.series = 5;
defaultwidths.prodcode = 7;
defaultwidths.viewers = 10;  
-- Create episode table
local root = mw.html.create('table')  
-- Table width
local table_width = string.gsub(args.total_width or *,'%%',*)
if args.total_width == 'auto' or args.total_width == '' then
table_
elseif tonumber(table_width) ~= nil then
table_width = table_width .. '%'
else
table_
end  
root
:addClass('wikitable')
:addClass('plainrowheaders')
:addClass('wikiepisodetable')
:css('width', table_width)  
-- Caption
if args.show_caption then
-- Visible caption option, with a tracking category
root:tag('caption'):wikitext(args.caption)
categories = categories .. ''
elseif args.caption then
-- If a visible caption isn't defined, then default to the screenreader-only caption
root:tag('caption'):wikitext(:expandTemplate{title='Screen reader-only',args={args.caption}})
end  
-- Colour contrast; add to category only if it's in the mainspace
local title = mw.title.getCurrentTitle
local black_cr = contrast_ratio{background, 'black', ['error'] = 0}
local white_cr = contrast_ratio{'white', background, ['error'] = 0}  
if title.namespace == 0 and (args.background and args.background ~= '' and args.background ~= '#') and black_cr < 7 and white_cr < 7 then
categories = categories .. ''
end  
-- Main row
local mainRow = root:tag('tr')
mainRow
:css('color', background and (black_cr > white_cr and 'black' or 'white') or 'black')
:css('text-align', '')  
-- Cells
do
local used_season = false
local country = args.country ~= '' and args.country ~= nil
local viewers = (country and args.country or '') .. ' ' .. (country and 'v' or 'V') .. 'iewers' ..
((not args.viewers_type or args.viewers_type ~= '') and '
(' .. (args.viewers_type or 'millions') .. ')' or '')  
local cellNames = {
{'overall','EpisodeNumber',EpisodeTable.abbr('No.','Number') ..
((args.season or args.series or args.EpisodeNumber2 or args.EpisodeNumber2Series or args.forceoverall) and '
overall' or '')},
{'overall2','*',''},
{'season','EpisodeNumber2',EpisodeTable.abbr('No.','Number') .. ' in
season'},
{'series','EpisodeNumber2Series',EpisodeTable.abbr('No.','Number') .. ' in
series'},
{'title','Title','Title'},
{'aux1','Aux1',''},
{'director','DirectedBy','Directed by'},
{'writer','WrittenBy','Written by'},
{'aux2','Aux2',''},
{'aux3','Aux3',''},
{'airdate','OriginalAirDate','Original ' .. (args.released and 'release' or 'air') .. ' date'},
{'altdate','AltDate',''},
{'guests','Guests','Guest(s)'},
{'musicalguests','MusicalGuests','Musical/entertainment guest(s)'},
{'prodcode','ProdCode',EpisodeTable.abbr('Prod.','Production') .. '
code'},
{'viewers','Viewers',viewers},
{'aux4','Aux4',''}
}  
for k,v in pairs(cellNames) do
local thisCell = args[v[1]] or args[v[2]]
if thisCell and (v[1] ~= 'series' or (v[1] == 'series' and used_season == false)) then
if v[1] == 'season' then used_season = true end
if (k <= 3 and thisCell == '') then thisCell = '5' end
if (thisCell == '' and defaultwidths[v[1]]) then thisCell = defaultwidths[v[1]] end  
local thisCellT = args[v[1] .. 'T'] or args[v[2] .. 'T']
local thisCellR = args[v[1] .. 'R'] or args[v[2] .. 'R']
mainRow:node(EpisodeTable.cell(background, thisCell, thisCellT or v[3], thisCellR))
end
end  
-- Episodes
if args.episodes then
if args.anchor then
args.episodes = string.gsub(args.episodes, "(id=\")(ep%w+\")", "%1" .. args.anchor .. "%2")
end  
root:node(args.episodes)
end
end  
return (args.dontclose and mw.ustring.gsub(tostring(root), "</table>", "") or tostring(root)) .. categories
end  
---
-- Exports
---  
local p = {}  
function p.main
local args = require('Module:Arguments').getArgs(, {
removeBlanks = false,
wrappers = 'Template:Episode table'
})
return EpisodeTable.new(,args)
end  
function p.part
local args = require('Module:Arguments').getArgs(, {
removeBlanks = false,
wrappers = 'Template:Episode table/part'
})
return EpisodeTable.part(,args)
end  
function p.ref
local args = require('Module:Arguments').getArgs(, {
removeBlanks = false,
})
return EpisodeTable.reference(args.r,args.b)
end  
return p