Module:Crafting usage

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

local p = {}
function p.dpl( f )
	local args = f:getParent().args
	local grid = require( 'Module:Grid' )
	local ingredients = args[1] and mw.text.split( args[1], '%s*,%s*' ) or { mw.title.getCurrentTitle().text }
	local matchTypes = args.match and args.match:find( ',' ) and mw.text.split( args.match, '%s*,%s*' ) or args.match

	local argList = {
		'ignoreusage', 'upcoming', 'name', 'ingredients', 'arggroups',
		1, 2, 3, 4, 5, 6, 7, 8, 9,
		'A1', 'B1', 'C1', 'A2', 'B2', 'C2', 'A3', 'B3', 'C3',
		'Output', 'description', 'fixed', 'notfixed'
	}
	local anonToShaped = { 'A1', 'B1', 'C1', 'A2', 'B2', 'C2', 'A3', 'B3', 'C3' }
	local shapedToAnon = { A1 = 1, B1 = 2, C1 = 3, A2 = 4, B2 = 5, C2 = 5, A3 = 6, B3 = 7, C3 = 8 }

	local data = ''
	if args.category then
		data = f:callParserFunction( '#dpl', {
			category = args.category,
			nottitleregexp = args.ignore,
			include = '{Crafting}:' .. table.concat( argList, ':' ),
			mode = 'userformat',
			secseparators = '====',
			multisecseparators = '====',
			''
		} )
	else
		-- #dpl has a limit of four, so do it in chunks of 4
		for i = 1, #ingredients, 4 do
			data = data .. f:callParserFunction( '#dpl', {
				category = 'Recipe using ' .. table.concat( ingredients, '|Recipe using ', i, math.min( i + 3, #ingredients ) ),
				nottitleregexp = args.ignore,
				include = '{Crafting}:' .. table.concat( argList, ':' ),
				mode = 'userformat',
				secseparators = '====',
				multisecseparators = '====',
				''
			} )
		end
	end
	
	-- Comment this next line out if you're not using any aliases
	local aliases = mw.loadData( 'Module:Grid/Aliases' )
	
	local function matchPattern( ingredient, ingredientNum )
		local matchType = matchTypes
		if type( matchType ) == 'table' then
			matchType = matchTypes[ingredientNum]
		end
		local pattern
		local escaped = ingredient:gsub( '([%(%)])', '%%%1' )
		if matchType == 'start' then
			pattern = '[;:%]]%s*' .. escaped
		elseif matchType == 'end' then
			pattern = escaped .. '%s*[,;%[]'
		elseif matchType == 'any' then
			pattern = escaped
		else
			pattern = '[;:%]]%s*' .. escaped .. '%s*[,;%[]'
		end
		
		return pattern
	end

	local function compareTables( a, b )
		for k, v in pairs( a ) do
			if type( b[k] ) ~= type( v ) then
				return false
			end
			if type( v ) == 'table' then
				if not compareTables( v, b[k] ) then
					return false
				end
			elseif v ~= b[k] then
				return false
			end
		end
		for k, v in pairs( b ) do
			if a[k] == nil then
				return false
			end
		end
		return true
	end

	local out = {}
	local showDesciption
	local templates = {}
	for template in mw.text.gsplit( data, '====' ) do
		-- If ignoreusage is empty
		if template:find( '^%s*|' ) then
			local tArgs = {}
			local i = 0
			-- Extract the arguments from the DPL query
			for tArg in mw.text.gsplit( template, '\n|' ) do
				i = i + 1
				if tArg ~= '' then
					local key = argList[i]
					tArgs[key] = tArg
				end
			end
			
			local craftingArgs = {
				tArgs[1] or tArgs.A1 or '' or 'Infuse', tArgs[2] or tArgs.B1 or '' or 'Input', tArgs[3] or tArgs.C1 or '',
				tArgs[4] or tArgs.A2 or '', tArgs[5] or tArgs.B2 or '', tArgs[6] or tArgs.C2 or '',
				tArgs[7] or tArgs.A3 or '', tArgs[8] or tArgs.B3 or '', tArgs[9] or tArgs.C3 or '',
				Output = tArgs.Output
			}
			
			local expandedFrames = {}
			local hasIngredient
			local argsWithIngredient = {}
			local argGroups = {}
			for i, v in pairs( craftingArgs ) do
				if v ~= '' then
					if aliases then
						expandedFrames[i] = {}
						local expandedFrame = {}
						for frame in mw.text.gsplit( v, '%s*;%s*' ) do
							local parts = grid.getParts( frame )
							local alias = aliases[parts.name]
							if alias then
								local expandedAlias = grid.expandAlias( parts, alias ):gsub( '%s*([%[%]:,;])%s*', '%1' )
								expandedFrames[i][frame] = expandedAlias:gsub( '([%(%)])', '%%%1' )
								table.insert( expandedFrame, expandedAlias )
							else
								table.insert( expandedFrame, frame )
							end
						end
						
						v = table.concat( expandedFrame, ';' )
						craftingArgs[i] = v
					end
					if i ~= 'Output' then
						local delimitedFrames = ';' .. v .. ';'
						for ingredientNum, ingredient in pairs( ingredients ) do
							if delimitedFrames:find( matchPattern( ingredient, ingredientNum ) ) then
								if not v:find( ';' ) then
									hasIngredient = 'static'
								elseif not hasIngredient then
									hasIngredient = 'animated'
								end
								
								argsWithIngredient[i] = true
							end
						end
					end
					
					if not tArgs.arggroups and hasIngredient ~= 'static' then
						local _, frameCount = v:gsub( ';', '' )
						if frameCount > 0 then
							frameCount = frameCount + 1
							local group = argGroups[frameCount]
							if not group then
								group = { args = {} }
								argGroups[frameCount] = group
							end
							group.count = frameCount
							group.args[i] = true
						end
					end
				end
			end
			
			if hasIngredient then
				if tArgs.description then
					showDescription = true
				end
				
				if hasIngredient == 'animated' then
					if tArgs.arggroups then
						for argGroup in mw.text.gsplit( tArgs.arggroups, '%s*;%s*' ) do
							local group = {}
							local _, frameCount
							for arg in mw.text.gsplit( argGroup, '%s*,%s*' ) do
								if not tArgs[1] then
									arg = shapedToAnon[arg]
								end
								if not frameCount then
									_, frameCount = craftingArgs[arg]:gsub( ';', '' )
								end
								group[arg] = true
							end
							table.insert( argGroups, { count = frameCount + 1, args = group } )
						end
					end
					
					for _, groupData in pairs( argGroups ) do
						local frameCount = groupData.count
						local group = groupData.args
						local requiredFrames = {}
						local requiredFramesCount = 0
						for arg in pairs( group ) do
							if argsWithIngredient[arg] then
								local frames = craftingArgs[arg]
								local frameNum = 0
								for frame in mw.text.gsplit( frames, '%s*;%s*' ) do
									frameNum = frameNum + 1
									if not requiredFrames[frameNum] then
										local delimitedFrame = ';' .. frame .. ';'
										for ingredientNum, ingredient in pairs( ingredients ) do
											if delimitedFrame:find( matchPattern( ingredient, ingredientNum ) ) then
												requiredFrames[frameNum] = true
												requiredFramesCount = requiredFramesCount + 1
											end
										end
									end
								end
							end
						end
						
						-- Not all frames will be used
						if requiredFramesCount > 0 and requiredFramesCount < frameCount then
							for arg in pairs( group ) do
								local frames = craftingArgs[arg]
								local newFrames = {}
								local frameNum = 0
								for frame in mw.text.gsplit( frames, '%s*;%s*' ) do
									frameNum = frameNum + 1
									if requiredFrames[frameNum] then
										table.insert( newFrames, frame )
									end
								end
								newFrames = table.concat( newFrames, ';' )
								
								-- If the whole expanded alias survived, collapse it again
								if expandedFrames[arg] then
									for frame, expandedAlias in pairs( expandedFrames[arg] ) do
										--newFrames = 'blah' .. expandedAlias
										newFrames = newFrames:gsub( expandedAlias, frame )
									end
								end
								
								local tArg = arg
								if arg ~= 'Output' and not tArgs[1] then
									tArg = anonToShaped[arg]
								end
								tArgs[tArg] = newFrames
							end
							
							-- Let Module:Crafting handle the name and ingredients columns
							tArgs.name = nil
							tArgs.ingredients = nil
						end
					end
				end
				
				tArgs.nocat = '1'

				local found = false
				for i, v in ipairs( templates ) do
					if compareTables( v, tArgs ) then
						found = true
						break
					end
				end
				if not found then
					table.insert( templates, tArgs )
				end
			end
		end
	end
	if #templates == 0 then
		return '[[Category:Empty crafting usage]]'
	end
	
	templates[1].head = '1'
	templates[1].showname = '1'
	if showDescription and args.showdesciption ~= '0' or args.showdesciption == '1' then
		templates[1].showdescription = '1'
	end
	if not args.continue then
		templates[#templates].foot = '1'
	end
	
	local crafting = require( 'Module:Crafting' )
	local out = {}
	for i, v in ipairs( templates ) do
		table.insert( out, crafting.table( v ) )
	end
	
	return table.concat( out, '\n' )
end
return p

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