-- Style for rugby union tables
local pp = {}
 
function pp.header(t,Args,p_sub,pos_label,group_col,VTE_text,full_table,results_header_txt)
	-- Load relevant modules
	local yesno = require('Module:Yesno')
	
	-- Create table header
	-- Pre stuff
	local team_width = Args['teamwidth'] or '170'
	local sort_text = yesno(Args['sortable_table'] or 'no') and 'sortable' or ''
	local show_played = not yesno(Args['hide_played'] or 'no')
	local show_draw = yesno(Args['show_draw'] or 'yes')
	local show_points_for = yesno(Args['show_points_for'] or 'yes')
	local show_points_against = yesno(Args['show_points_against'] or 'yes')
	local show_points_difference = yesno(Args['show_points_difference'] or 'yes')
	local show_tries_for = yesno(Args['show_tries_for'] or 'yes')
	local show_tries_against = yesno(Args['show_tries_against'] or 'yes')
	local show_tries_difference = yesno(Args['show_tries_difference'] or 'no')
	local show_bonus = yesno(Args['show_bonus'] or 'yes')
	local bonus_total = yesno(Args['bonus_total'] or 'no')
	local show_cf = yesno(Args['show_cf'] or 'no')
	local ranking_style = string.lower(Args['ranking_style'] or 'pts')
	local show_adjust_points = yesno(Args['show_adjust_points'] or 'no')
	local grand_slam = yesno(Args['show_grand_slam'] or 'no')
	local show_points = true
	local show_ppg = false
	
	if ranking_style=='w' or ranking_style=='win' or ranking_style=='wins' or ranking_style=='none' then
		show_points = false
	elseif ranking_style=='ppg' then
		show_points = false
		show_ppg = true
	end

	-- Custom header
	local group_head_text = Args['group_header'] or '<abbr title="Group">Grp</abbr>'
	local adjust_head_text = Args['adjust_header'] or '<abbr title="Bonus points">B</abbr>'
	
	table.insert(t,'{|class="wikitable '..sort_text..'" style="text-align:center;"\n')            			-- Open table
	-- Table title
	if Args['title'] or Args['table_header'] then
		table.insert(t,'|+ ' .. (Args['title'] or Args['table_header']) .. '\n')
	end

	-- Initialize
	local tt = {}
	tt.count = 0 		-- Up by one after every call
	tt.tab_text = t		-- Actual text
	-- Actual headers
	if pos_label ~= nil then
		tt = p_sub.colhead(tt,28,pos_label)									-- Position col
	end
	-- Add group header
	if full_table and group_col then
		tt = p_sub.colhead(tt,28,group_head_text)							-- Group col
	end
	tt = p_sub.colhead(tt,team_width,'Team'..VTE_text)						-- Team col
	if show_played then
		tt = p_sub.colhead(tt,28,'<abbr title="Matches played">Pld</abbr>')			-- Matches played col
	end
	
	if full_table then
		tt = p_sub.colhead(tt,28,'<abbr title="Matches won">W</abbr>')				-- Win col
		if show_draw then
			tt = p_sub.colhead(tt,28,'<abbr title="Matches drawn">D</abbr>')		-- Draw col
		end
		tt = p_sub.colhead(tt,28,'<abbr title="Matches lost">L</abbr>')				-- Loss col
		if show_points_for then
			tt = p_sub.colhead(tt,28,'<abbr title="Match points for">PF</abbr>')		-- For col
		end
		if show_points_against then
			tt = p_sub.colhead(tt,28,'<abbr title="Match points against">PA</abbr>')	-- Against col
		end
		if show_points_difference then
			tt = p_sub.colhead(tt,28,'<abbr title="Match points difference">PD</abbr>')	-- Difference col
		end
		if show_tries_against then
			if show_tries_for then
				tt = p_sub.colhead(tt,28,'<abbr title="Tries for">TF</abbr>')	    -- Tries for col
			end
			tt = p_sub.colhead(tt,28,'<abbr title="Tries against">TA</abbr>')	-- Tries against col
		elseif show_tries_for then
			tt = p_sub.colhead(tt,28,'<abbr title="Tries scored">T</abbr>')	    -- Tries for col
		end
		if show_tries_difference then
			tt = p_sub.colhead(tt,28,'<abbr title="Tries difference">TD</abbr>')	-- Tries difference col
		end
		if show_bonus then
			if bonus_total then
				tt = p_sub.colhead(tt,28,'<abbr title="Bonus competition points">B</abbr>')		-- bonus col
			else
				if grand_slam then
					tt = p_sub.colhead(tt,28,'<abbr title="Grand slam competition points">GS</abbr>')		-- Grand slam bonus col
				end
				tt = p_sub.colhead(tt,28,'<abbr title="Try bonus competition points">TB</abbr>')		-- Try bonus col
				tt = p_sub.colhead(tt,28,'<abbr title="Losing bonus competition points">LB</abbr>')	-- Losing bonus col
			end
		end
		if show_adjust_points then
			tt = p_sub.colhead(tt,28,adjust_head_text)			-- Adjust points col
		end
		if show_ppg then
			tt = p_sub.colhead(tt,32,'<abbr title="Match points per game">PPG</abbr>') -- PPG col
		end
		if show_points then
			tt = p_sub.colhead(tt,32,'<abbr title="Total competition points">Pts</abbr>') -- Points col
		end
		if show_cf then
			tt = p_sub.colhead(tt,28,'<abbr title="Competition points carried forward to next phase">CF</abbr>') -- CF col
		end
		tt.count = tt.count+1
		table.insert(tt.tab_text,results_header_txt)
	end
 
	return tt
end

-- Numeric alignment
local function num_align(num, digits)
	if tonumber(digits) and tonumber(num) then
		local n = tonumber(num)
		digits = tonumber(digits)
		if digits == 1 then
			if n >= 0 and n < 10 then
				return '<span style="visibility:hidden;color:transparent;">0</span>' .. num
			end
		elseif digits == 2 then
			if n >= 0 and n < 10 then
				return '<span style="visibility:hidden;color:transparent;">00</span>' .. num
			elseif n >= 10 and n < 100 then
				return '<span style="visibility:hidden;color:transparent;">0</span>' .. num
			end
		end
	end
	return num
end

function pp.row(frame,t,Args,p_sub,notes_exist,hth_id_list,full_table,rand_val,team_list,team_code_ii,ii_start,ii_end,ii_fw,bg_col,N_teams,ii,ii_show)
	-- Build the inner parts of individual rows
	
	-- Sub-module usage
	local mm = require('Module:Math')
	local yesno = require('Module:Yesno')
	
	-- Get some input
	local show_played = not yesno(Args['hide_played'] or 'no')
	local show_draw = yesno(Args['show_draw'] or 'yes')
	local show_points_for = yesno(Args['show_points_for'] or 'yes')
	local show_points_against = yesno(Args['show_points_against'] or 'yes')
	local show_points_difference = yesno(Args['show_points_difference'] or 'yes')
	local show_tries_for = yesno(Args['show_tries_for'] or 'yes')
	local show_tries_against = yesno(Args['show_tries_against'] or 'yes')
	local show_tries_difference = yesno(Args['show_tries_difference'] or 'no')
	local show_bonus = yesno(Args['show_bonus'] or 'yes')
	local bonus_total = yesno(Args['bonus_total'] or 'no')
	local grand_slam = yesno(Args['show_grand_slam'] or 'no')
	local show_cf = yesno(Args['show_cf'] or 'no')
	local win_points = tonumber(Args['winpoints'])				or 4
	local draw_points = tonumber(Args['drawpoints'])			or 2
	local loss_points = tonumber(Args['losspoints'])			or 0
	local ranking_style = string.lower(Args['ranking_style'] or 'pts')
	local show_points = true
	local show_ppg = false
	local show_adjust_points = yesno(Args['show_adjust_points'] or 'no')
	local wins = tonumber(Args['win_'..team_code_ii])		or 0
	local draws = tonumber(Args['draw_'..team_code_ii])		or 0
	local losses = tonumber(Args['loss_'..team_code_ii])	or 0
	local pfor = tonumber(Args['pf_'..team_code_ii])			or 0
	local paig = tonumber(Args['pa_'..team_code_ii])			or 0
	local tf = tonumber(Args['tf_'..team_code_ii])			or 0
	local ta = tonumber(Args['ta_'..team_code_ii])			or 0
	local tb = tonumber(Args['tb_'..team_code_ii])			or 0
	local lb = tonumber(Args['lb_'..team_code_ii])			or 0
	local gs = tonumber(Args['gs_'..team_code_ii])			or 0
	local b = tonumber(Args['b_'..team_code_ii])			or 0
	local cf = tonumber(Args['cf_'..team_code_ii])			or 0
	local s_pts = (tonumber(Args['adjust_points_'..team_code_ii]) or 0) + (tonumber(Args['startpoints_'..team_code_ii]) or 0)
	local hth_local = Args['hth_'..team_code_ii]				or nil
	local digits = Args['digitpad']

	-- Then calculate some values
	b = b + lb + tb + gs
	local matches = wins + draws + losses
	local points = win_points*wins + draw_points*draws + loss_points*losses + b + s_pts
	local pcomp = 0
	
	if (pfor == '?') or (paig == '?') then
		pcomp = '&mdash;'
	else
		pcomp = pfor - paig
		-- Formatting with signs
		if pcomp>0 then
			pcomp='+'..num_align(pcomp,digits)
		elseif pcomp < 0 then
			pcomp='&minus;'..-num_align(pcomp,digits)
		end
	end
	
	local tcomp = 0
	if (tf == '?') or (ta == '?') then
		tcomp = '&mdash;'
	else
		tcomp = tf - ta
		-- Formatting with signs
		if tcomp>0 then
			tcomp='+'..num_align(tcomp,digits)
		elseif tcomp < 0 then
			tcomp='&minus;'..-num_align(tcomp,digits)
		end
	end
	
	-- Some local vars	
	local hth_string
	local tt_return = p_sub.hth(frame,Args,full_table,hth_id_list,hth_local,notes_exist,team_list,team_code_ii,ii_start,ii_end,rand_val)
	hth_string = tt_return.str
	hth_id_list = tt_return.list
	notes_exist = tt_return.notes_exist
 
 	-- What to rank the teams by
	local win_fw, win_string, pts_fw, pts_string, ppg_fw, ppg_string
	if ranking_style=='w' or ranking_style=='win' or ranking_style=='wins' then
		-- Based on wins
		win_fw = 'font-weight: bold;'
		win_string = hth_string
		pts_fw=ii_fw
		pts_string = ''
		show_points = false
	elseif ranking_style=='ppg' then
		win_fw=ii_fw
		win_string = ''
		ppg_fw = 'font-weight: bold;'
		ppg_string = hth_string
		pts_fw=ii_fw
		pts_string=''
		show_ppg = true
		show_points = false
	elseif ranking_style=='none' then
		win_fw=ii_fw
		win_string = ''
		pts_fw=ii_fw
		pts_string = ''
		show_points = false
	else
		win_fw=ii_fw
		win_string = ''
		pts_fw= 'font-weight:bold;'
		pts_string = ''
		show_points = true
	end
	
	-- Now that we are done calculating, show actual input values
	if tonumber(Args['win_'..team_code_ii] or 0) == nil then
		wins = '&mdash;'
	end
	if tonumber(Args['loss_'..team_code_ii] or 0) == nil then
		losses = '&mdash;'
	end
	local ppg = '&mdash;'
	if tonumber(matches) ~= nil and matches ~= 0 then 
		ppg = mm._precision_format(points / matches, 2)
	end

	local function numorval(s)
		return s and ((s == '' and 0) or tonumber(s) or s) or 0
	end

	-- Row building
	if show_played then
		table.insert(t,'| style="'..ii_fw..bg_col..'" |'..matches..'\n') 		-- Played
	end
	if full_table then
		table.insert(t,'| style="'..win_fw..bg_col..'" |'..wins..win_string..'\n') 	-- Won
		if show_draw then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..draws..'\n') 	-- Drawn
		end
		if show_points or show_points_difference then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..losses..'\n') 		    -- Lost
		else
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..losses..hth_string..'\n') 		    -- Lost
		end
		if show_points_for then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..pfor..'\n') 	-- PF
		end
		if show_points_against then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..paig..'\n') 	-- PA
		end
		if show_points_difference then
			if show_points then
				table.insert(t,'| style="'..ii_fw..bg_col..'" |'..pcomp..'\n')  -- PD
			else
				table.insert(t,'| style="'..ii_fw..bg_col..'" |'..pcomp..hth_string..'\n')  -- PD
			end
		end
		if show_tries_for then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..tf..'\n') 	-- TF
		end
		if show_tries_against then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..ta..'\n') 	-- TA
		end
		if show_tries_difference then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..tcomp..'\n') 	-- TD
		end
		if show_bonus then
			if bonus_total then
				table.insert(t,'| style="'..ii_fw..bg_col..'" |'..b..'\n') 	-- B
			else
				if grand_slam then
					table.insert(t,'| style="'..ii_fw..bg_col..'" |'..gs..'\n') 	-- GS
				end
				table.insert(t,'| style="'..ii_fw..bg_col..'" |'..tb..'\n') 	-- TB
				table.insert(t,'| style="'..ii_fw..bg_col..'" |'..lb..'\n') 	-- LB
			end
		end
		if show_adjust_points then
			if s_pts < 0 then
				table.insert(t,'| style="'..bg_col..'" | &minus;'..num_align(-s_pts,digits)..'\n')
			else
				table.insert(t,'| style="'..bg_col..'" | '..num_align(s_pts,digits)..'\n')
			end
		end
		if show_ppg then
			table.insert(t,'| style="'..ppg_fw..bg_col..'" |'..ppg..ppg_string..'\n') 	-- ppg
		end
		if show_points then
			-- Add &minus; for negative point totals
			if points<0 then
				table.insert(t,'| style="'..pts_fw..bg_col..'" | &minus;'..num_align(-points,digits)..hth_string..'\n')
			else
				table.insert(t,'| style="'..pts_fw..bg_col..'" | '..num_align(points,digits)..hth_string..'\n')
			end
		end
		if show_cf then
			table.insert(t,'| style="'..ii_fw..bg_col..'" |'..cf..'\n') 	-- CF
		end
	end
	return {t=t, notes_exist=notes_exist, hth_id_list=hth_id_list}
end
 
function pp.status(Args)
	-- Declare status options
	-- ------------------------------------------------------------
	-- NOTE: If you add to status_code, also add to status_called and status_letters!!
	-- Or functionality will be compromised
	-- ------------------------------------------------------------
	local status_code, status_called = {}, {}
	status_code = {	A='Advances to a further round', C='Champion', D='Disqualified', 
		E='Eliminated', H='Host', O='Play-off winner', P='Promoted', Q='Qualified for the phase indicated',
		R='Relegated', T='Qualified, but not yet for the particular phase indicated'}
	local status_letters = (Args['status_order'] or '') .. 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
	
	-- Status position (before or after read and default)
	local stat_pos_val = string.lower(Args['status_pos'] or '')
	local status_position = 'after' 	-- Default location
	if stat_pos_val=='before' then
		status_position = 'before'
	elseif stat_pos_val=='after' then
		status_position = 'after'
	end
	-- Read in custom status options
	for l in mw.text.gsplit(status_letters, '') do
		status_called[l] = false
		status_code[l] = status_code[l] or '?'
		status_letters = mw.ustring.gsub(status_letters, '(' .. l ..'.-)' .. l, '%1')

		if Args['status_text_' .. l] then
			status_code[l] = Args['status_text_' .. l]
		end
	 end
	
	return {code=status_code, called=status_called, letters=status_letters, position=status_position}
end

return pp