View source for Module:Data

local p = {}
local getArgs = require('Module:Arguments').getArgs

-- subject: The subject entity to get data from. 
--- E.g., "Kerbol", "LW-Sw "SWERV""
-- args: The parameter / parameter chain to access from the data page. 
--- E.g., "mass", "max_temp", "modules|engine|isp_vac", "modules|generator|outputs|units"

function p.getData(frame)
	-- Get arguments from the invoke
	local args = getArgs(frame) -- E.g., args = {"Example", "modules", "engine", "isp", "vac"}
	-- Pass arguments to the helper function
	dataJson = p._getData(args)

	return dataJson--[args[2]]["engine"]["isp"]["vac"]
end

function p._getData(args)
	-- Load the data from the JSON page, parsed as a table of tables
	local dataJson = mw.loadJsonData("Data:"..args[1])
	
	-- Iterate through dataJson using the args values as keys to 
	-- step down into the table per argument
	for k, v in pairs(args) do
		if k > 1 then
			dataJson = dataJson[v]
		end
	end

	-- Send the final, requested value back to the main function
	return dataJson
end

function p.getEngineFuel(frame)
	local args = getArgs(frame)	
	fuelType = p._getEngineFuel(args)
	return fuelType
end

function p._getEngineFuel(args)
	-- Load the data from the JSON page, parsed as a table of tables
	local dataJson = mw.loadJsonData("Data:"..args[1])
	local fuelType = ""
	
	for k, v in pairs(dataJson["modules"]["engine"]["propellants"]) do
		mw.logObject(k)
		if k == "oxidizer" then
			fuelType = "Methalox"
		end
	end
	
	return fuelType

end
	
return p
Description	What you type	What you get
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Bold	'''Bold text'''	Bold text
Bold & italic	'''''Bold & italic text'''''	*Bold & italic text*