Module:Sandbox/R1F4T

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This page was last edited by R1F4T (contribs | logs) at 04:38, 28 April 2025 (UTC) (14 days ago)

require('Module:Module wikitext')._addText([[{{db-reason|1=No need of this module anymore|help=off}}]]);
local p = {}
local getArgs = require('Module:Arguments').getArgs
local timestamp = require('Module:Bengali Unix Timestamp')._main
-- Return true if Bengali year is leap
local function isLeapYear(year)
	return ((year - 594) % 4 == 0)
end
local function format_date(day, month, year, format)
    local components = { d = day, m = month, y = year }
    local result = {}

    for i = 1, #format do
        local char = format:sub(i, i)
        if components[char] then
            table.insert(result, components[char])
        else
            table.insert(result, char)
        end
    end

    return table.concat(result)
end
local BN_MONTH = {
	[1] = "Boisakh",
	[2] = "Joishtho",
	[3] = "Ashar",
	[4] = "Shrabon",
	[5] = "Bhadro",
	[6] = "Ashshin",
	[7] = "Kartik",
	[8] = "Ogrohayon",
	[9] = "Poush",
	[10] = "Magh",
	[11] = "Falgun",
	[12] = "Chaitro"
}
function p.main(frame)
	local args = getArgs(frame)
	local ts = args[1] or tostring(timestamp())
	local format = "m d, y"
    local isdate = ts:match("^%d+%-%d+%-%d+$") or ts:match("^%d+%s+%a+%s+%d+$") 
    if isdate then
       ts =tonumber(timestamp(ts))
    else 
    	ts = tonumber(timestamp(args[2]))
    	format = args[1] or "m d, y"
    end
	
	local second = 86400
	local days = math.floor(ts / second)

	local year = 1432  -- Adjust according to your epoch

	if days >= 0 then
		while true do
			local leap = isLeapYear(year) and 366 or 365
			if days < leap then break end
			days = days - leap
			year = year + 1
		end
	else
		while true do
			local leap = isLeapYear(year - 1) and 366 or 365
			if -days <= leap then
				year = year - 1
				days = days + leap
				break
			end
			days = days + leap
			year = year - 1
		end
	end

	local isLeap = isLeapYear(year)
	local monthLengths = {31,31,31,31,31,31,30,30,30,30,30, isLeap and 30 or 29}
	local month = 1

	while days >= monthLengths[month] do
		days = days - monthLengths[month]
		month = month + 1
	end
	month = BN_MONTH[month]

	local day = days + 1

	return format_date(day, month, year, format)
end

return p