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

--TechneSiyam Google Code-in 2019, Introduction to Lua in Wikipedia

local p = {}

function p.hello( frame )
	return "Hello, world!"
end

p.Hi = function(frame)
	strName = frame.args.name or "Jimmy"
	return "Hello from Lua to my friend " .. strName .. ".<br>"
end

function p.converttemp( frame )
    cels = tonumber(frame.args.celsius) or 0
	fahr = (cels*9/5)+32 
	msg = fahr
	if cels >= 9 then st = 'It is warm' else st = 'It is cold' end
		msg = cels..' degrees celsius is '..fahr..' degrees Fahrenheit.'..st
	return msg
end
-- Task 4
function p.timestable(frame)
	local numb = tonumber( frame.args.numb ) or 2
	local out = numb.." Times table<br>"
	for i = 1, 12 do
		out = out .. i .. ' times ' .. numb .. ' equals ' .. i * numb .. "<br>"
	end
	return out
end
-- Table
function p.people(frame)
	local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "Siyam"}
	local msg = ""
	for n = 1, #friends do
	msg = msg .. "Hello " .. friends[n] .. "<br>"
	end
	return msg
end

function p.sent(frame)
	local txt = frame.args.text or ""
    local out = string.sub(txt, 1, 1)
	local first = string.upper( out )
	local last = string.sub(txt, 2)
	return first..last
end

function p.unpack(frame)
	local dmy = frame.args.dmydate or ""
	local d, m, y = string.match(dmy, "(%d+) (%w+) (%d+)")
	return "Year = " .. y .. "<br>Day = " .. d .. "<br>Month = " .. m
end
function p.langs(frame)
	local langslist = mw.language.fetchLanguageNames()
	local out = ""
	local count = 0
	for k, v in pairs(langslist) do
		out = out .. k .. " - " .. v .. "<br>"
		count = count + 1
	end
	return out .. "<br>= " .. count .. " languages"
end

function p.fallbacklangs(frame)
	local list = frame.args.langcode
	local code = mw.language.getFallbacksFor( list )
    local num = ''
    for i = 1, #code do
    	num = num .. ' - ' .. code[i]  
    end
	return list .. num
end

p.pgtitle = function( frame )
	local title = frame.args.title
	local ttlobj = mw.title.new( title )
	local txt = ttlobj.text
	return txt
end

p.pginfo = function( frame )
    local title = frame.args.title
    if title == nil then return ' It  does not exist and is not a redirect' end
  	local ttlobj = mw.title.new( title ) 
    if ttlobj == nil then return ' It does not exist and is not a redirect' end
	local txt = ttlobj.text
	if ttlobj.exists then word = ' exists' else word = ' does not exist' end
	if ttlobj.isRedirect then page = ' is a redirect' else page = ' is not a redirect' end
    return txt .. word .. ' and' .. page
end
	
return p