Module:Infobox

Documentation for this module may be created at Module:Infobox/doc

local com = require('Module:Common')
local a = require('Module:Arguments')
local i = require('Module:Icon')
local p = {}

local function mainBox(title)
	local result = mw.html.create('div')
	result:addClass('infobox')
		:tag('div')
		:addClass('infobox-title')
		:wikitext(com.modulePagename(title))
		:done()
	return result
end

local function infoboxImage(image, caption, defaultImage, defaultCaption)
	local result = mw.html.create('div')
	result:addClass('infobox-image')
	
	if image or defaultImage then
		local file = '[[File:'
		if image then
			file = file .. image
		else
			file = file .. defaultImage
		end
		
		file = file .. '|260px|frameless]]'
		local fileCaption = mw.html.create('span')
		
		if caption or defaultCaption then
			fileCaption:addClass('infoboxCaption')
				:wikitext(caption or defaultCaption)
		end
		
		result:wikitext(file)
			:node(fileCaption)
	else
		result = '[[Category:Image Needed]]'
	end
	
	return result
end

local function infoboxGroup(data, rows, header)
	local result = {}
	if data then
		if header then
			local headerData = mw.html.create('div')
			headerData:addClass('infobox-header')
				:wikitext(header)
			table.insert(result, headerData)
		end
		
		local rowClass = 'infobow-row'
		if rows then
			rowClass = rowClass ..  ' data-rows-' .. rows
		end
		
		local rowData = mw.html.create('div')
		rowData:addClass(rowClass)
		for k,v in ipairs(data) do
			rowData:node(v)
		end
		
		table.insert(result, rowData)
	end
	
	return result
end

local function infoboxData(data, label, default)
	local result
	if data or default then
		result = mw.html.create('div')	
			:addClass('infobox-data-section')
		if label then
			result:tag('span')
				:addClass('infobox-label')
				:wikitext(label)
				:done()
			:tag('span')
				:addClass('infobox-data')
				:wikitext(data or default)
		else
			result:tag('span')
				:addClass('infobox-data')
				:wikitext(data or default)
		end
	end
	return result
end

function p.building(frame)
	local args = a.getArgs(frame)
	local building = com.modulePagename(args['title'])
	local buildingData = require('Module:Buildings')[string.lower(building)]
	local result
	if buildingData or args['image'] then
		result = mainBox(building)
		if args['image'] then
			result:node(infoboxImage(args['image'], args['caption']))
		end
		
		--Prerequisites group
		local prereq = {}
		table.insert(prereq, infoboxData(buildingData.building, 'Building'))
		table.insert(prereq, infoboxData(buildingData.population, 'Population'))
		if buildingData.influence then
			for k,v in pairs(buildingData.influence) do
				table.insert(prereq, infoboxData(v, k .. 'Influence'))
			end
		end
		
		if buildingData.splendor then
			for k, v in pairs(buildingData.splendor) do
				table.insert(prereq, infoboxData(v, k .. 'Splendor'))
			end
		end
		
		if #prereq > 0 then
			prereqSet = infoboxGroup(prereq, nil, 'Prerequisites')
			for k, v in prereqSet do
				result:node(v)
			end
		end
		
		--Production group
		local workers = buildingData.workers
		local requirementData = buildingData.requirements
		local requirements = ''
		if requirementData then
			for k, v in ipairs(requirementData) do 
				requirements = requirements .. i.icon(v, nil, nil, string.gsub(v, 
					string.sub(v,1,1), string.upper(string.sub(v,1,1)), 1),
					'en')
				if k ~= #requirementData then
					requirements = requirements .. '<br />'
				end
			end
		end
		
		if not com.exists(requirements) then
			requirements = nil
		end
		
		local productData = buildingData.products
		local products = ''
		if productData then
			for k, v in ipairs(productData) do
				products = products .. i.icon(v, nil, nil, string.gsub(v, 
					string.sub(v,1,1), string.upper(string.sub(v,1,1)), 1),
					'en')
				if k ~= #productData then
					products = products .. '<br />'
				end
			end
		end
		
		if not com.exists(products) then
			products = nil
		end
		
		if workers or products then
			local productionSet = {}
			table.insert(productionSet, infoboxData(workers, 'Workers'))
			table.insert(productionSet, infoboxData(requirements, 'Requires'))
			table.insert(productionSet, infoboxData(products, 'Produces'))
			local production = infoboxGroup(productionSet, nil, 'Production')
			for k, v in ipairs(production) do
				result:node(v)
			end
		end
	end
	
	return result
end
	
return p