Module:English Heritage listed building

local p = {}

local getArgs = require('Module:Arguments').getArgs;
local yesno = require('Module:Yesno');
local delink = require('Module:Delink')._delink

local function notBlank(var)
	return (var or '') ~= ''
end

local function NHLE(num)
	return '[https://HistoricEngland.org.uk/listing/the-list/list-entry/' .. 
		num .. ' ' .. num .. ']'
end

local function UploadCampaignLink(args)
	return '[[File:Missing-monuments-image.svg|60px|link=]]<br/>[https://commons.wikimedia.org/w/index.php?title=Special:UploadWizard&campaign=wlm-gb-eng&id=' ..
		mw.uri.encode(args.uid or '') .. '&id2=&descriptionlang=en&description=' ..
		mw.uri.encode(notBlank(args.upload_desc) and args.upload_desc or delink(args.name)) .. 
		'&lat=' .. (args.lat or '') .. '&lon=' .. (args.lon or '') .. '&categories= Upload Photo]'
end

function p.row(frame)
	local args = getArgs(frame)
	local grades = {i = 1, I = 1, ['1'] = 1, [1] = 1,
		['ii*'] = 2, ['II*'] = 2, ['2*'] = 2,
		ii = 3, II = 3, ['2'] = 3, [2] = 3}
	local gradeNames = {'I', 'II*', 'II'}
	local out = {'|- class="vcard ',
		(notBlank(args.image) and 'with_image' or 'without_image'),
		'"\n! scope="row" class="fn org" | ',
		(args.name or '')}
	if yesno(args.show_grade) then
		local gradeColour = ''
		local div = ' |<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">'
		if grades[args.grade] then
			if grades[args.grade] == 1 then
				gradeColour = 'FFC0CB'
			elseif grades[args.grade] == 2 then
				gradeColour = '87CEEB'
			else
				gradeColour = 'ACE1AF'
			end
			table.insert(out,'|| style="background-color: "#' .. 	gradeColour .. '"' ..
				div ..
				'<span data-sort-value="' .. mw.text.encode(grades[args.grade] .. ' !') .. '">' ..
				gradeNames[grades[args.grade]] ..'</span></div>')
		else
			table.insert(out,'|| ' .. div .. '</div>')
		end
	end
	table.insert(out, '\n| class="label" | ' .. (args.location or '') .. 
		' || class="category" | ' .. (args.type or '') ..
		(yesno(args.show_architect) and ('|| ' .. (args.architect or '')) or '') ..
		' || ' .. (args.completed or '') .. 
		(yesno(args.show_listed) and ('|| ' .. (args.date_listed or '')) or '') ..
		'  || ')
	if notBlank(args.grid_ref) then
		local oscoord = require('Module:Ordnance Survey coordinates')._oscoord
		table.insert(out, oscoord({args.grid_ref .. '_region:GB_scale:25000',
			args.grid_ref,
			name = delink({args.name})}))
	end
	if notBlank(args.lat) and notBlank(args.lon) then
		if notBlank(args.grid_ref) then table.insert(out, '<br />') end
		local coord = require('Module:Coordinates')._coord;
		table.insert(out, coord({args.lat, args.lon, 'region:GB_type:landmark',
			format = 'dms', display='inline', name = delink({args.name})}))
	end
	if yesno(args.show_notes) then
		table.insert(out, ' <span class="note">' .. (args.notes or '') .. '</span>')
	end
	table.insert(out, '\n| ')
	if notBlank(args.uid) then
		table.insert(out, '<span class="uid">' .. NHLE(args.uid) .. '</span>')
	end
	if notBlank(args.uid2) then
		table.insert(out, '<br /><span class="uid">' .. NHLE(args.uid2) .. '</span>')
	end
	if yesno(args.show_img) then
		table.insert(out, '|| ')
		if notBlank(args.image) then
			table.insert(out, '[[File:' .. args.image .. 
				'|150x150px|center|border|' .. args.name .. ']]')
			if notBlank(args.commonscat) then
				table.insert(out, '<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[c:Category:' ..
					args.commonscat .. '|More images]]</div>')
			end
		else
			table.insert(out, 'style="vertical-align:center; text-align:center;" | ' ..
				UploadCampaignLink(args))
		end
	end
	if yesno(args.show_ref) then
		table.insert(out, '|| ' .. (args.reference or ''))
	end
	if yesno(args.show_wikidata) then
		table.insert(out, '|| ' .. 
			(notBlank(args.wikidata) and ('[[d:' .. args.wikidata .. '|' .. args.wikidata .. ']]') or '')
			.. ' ')
	end
	
	return table.concat(out)
end

return p