עריכת הדף "יחידה:טווח זמנים"

local Date = require('Module:תאריך')
local Arguments = require( "Module:Arguments" )

local function WikidataSimpleFill(parameter, entityId, property) 
	-- this doesnt handle unkown values, multi value etc
	if parameter~=nil then return parameter end
	local wikidataVal = mw.wikibase.getBestStatements( entityId, property )
	if #wikidataVal > 0 then
		local propValue = wikidataVal[1].mainsnak
		return mw.wikibase.renderSnak( propValue ) 
	end
	return nil
end

function render(frame)
	local args = Arguments.getArgs(frame, { ['trim'] = true, ['removeBlanks'] = true })
	local res = ''
	
	local entityId = args['qid'] or mw.wikibase.getEntityIdForCurrentPage()
	local pointInTime = args['נקודת זמן']
	local startDate = args['תאריך התחלה']
	local endDate = args['תאריך סיום']
	
	-- text to show if we have only end date. Example: "Last even - %s" where %s is time. nil - will not show end date
	local onlyEndDateText = args['טקסט סיום']
	
	local duration = args['משך'] --P2047
	-- Whether to show time diff between start and end day when applicable. Example: כן.
	local showTimeDiff = args['הצגת הפרשת זמנים']
	
	if  entityId~=nil then
		-- todo: support different fallbacks for properties
		startDate = WikidataSimpleFill(startDate, entityId, 'P580' )
		endDate = WikidataSimpleFill(endDate, entityId, 'P582' )
		
		if showTimeDiff == 'כן' then
			duration = WikidataSimpleFill(duration, entityId, 'P2047' )
		end
	end

	-- Whether the event still continues. this will show <START>-present. Example: כן
	local ongoingEvent = args['נמשך']
	local diffFormat = 'auto' -- TODO: better handling for different scales
	
	-- simple case of single point in time
	if pointInTime~=nil  or  startDate==endDate then
		if pointInTime == nil and startDate==endDate  then
			pointInTime = startDate
		end
		res = pointInTime
	else -- date ranges
		if startDate == nil and endDate~=nil  then
			if onlyEndDateText == nil then return end -- ignore only end date
			return mw.ustring.format(onlyEndDateText, endDate)
		elseif startDate ~= nil and endDate==nil  then
			if ongoingEvent == 'כן' then
				res = mw.ustring.format('%s - הווה', startDate)
				-- try to fallback to automatic duration if duration is not available
				if showTimeDiff == 'כן' and duration==nil then
					local success, automaicDuration = pcall(dateModule.parseDateRange, startDate, diffFormat, true)
					if success then duration = automaicDuration end
				end
			else
				res = startDate
			end
		elseif startDate~=nil and endDate~=nil  then
			res = mw.ustring.format('%s - %s', startDate, endDate)
			if showTimeDiff == 'כן' and duration==nil then
				local success, automaicDuration = pcall(dateModule.parseDateRange, dateRange, diffFormat, true)
				if success then duration = automaicDuration end
			end
		end
	end
	
	-- append the duration
	if showTimeDiff == 'כן' and duration~=nil and duration~='' then
		res = mw.ustring.format('%s (%s)', res, duration)
	end
	return res
end

return 	{
	['טווח זמנים']=render
}