dateToEpoch

local year = 2025
local month = 1
local day = 1
local hour = 0
local minute = 0
local second = 0

local function is_leap_year(year)
    if (year % 4 == 0 and year % 100 ~= 0) or (year % 400 == 0) then
        return true
    else
        return false
    end
end

local function days_in_month(month, year)
    local days_in_months = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
    if month == 2 and is_leap_year(year) then
        return 29
    else
        return days_in_months[month]
    end
end

local function days_since_epoch(year, month, day, hour, minute, second)
    local days = 0

    for y = 1970, year - 1 do
        if is_leap_year(y) then
            days = days + 366
        else
            days = days + 365
        end
    end

    for m = 1, month - 1 do
        days = days + days_in_month(m, year)
    end

    days = days + (day - 1)

    local total_seconds = days * 86400

    total_seconds = total_seconds + (hour * 3600)
    total_seconds = total_seconds + (minute * 60)
    total_seconds = total_seconds + second

    return total_seconds
end

local epochTime = days_since_epoch(year, month, day, hour, minute, second)
print(epochTime)