Module:BassaridianCalendar

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

local p = {}

function p.getCurrentDate()
    -- Get the current Gregorian date
    local currentDate = os.date("*t")
    local gregorianDay = currentDate.yday -- Day of the year (1-365/366)
    local isLeapYear = (currentDate.year % 4 == 0 and (currentDate.year % 100 ~= 0 or currentDate.year % 400 == 0))
    local totalDays = isLeapYear and 366 or 365 -- Total days in the Gregorian year

    -- PSSC and Bassaridian calendar constants
    local bassaridianStart = 237 -- August 25th is the 237th day of the Gregorian year
    local calendarDays = 183 -- Total days in the Bassaridian year

    -- Calculate PSSC year
    local psscYear = currentDate.year - 1970 + (gregorianDay >= 60 and 1 or 0) -- PSSC year increments on March 1st

    -- Calculate Bassaridian day
    local adjustedDay = gregorianDay - bassaridianStart
    if adjustedDay < 0 then
        adjustedDay = adjustedDay + totalDays -- Wrap around for the previous year
    end
    local bassaridianDay = (adjustedDay % calendarDays) + 1

    -- Determine month and zodiac sign
    local month, zodiacSign
    if bassaridianDay <= 61 then
        month = "Atosiel"
        if bassaridianDay <= 12 then
            zodiacSign = "Atosien"
        elseif bassaridianDay <= 24 then
            zodiacSign = "Eosena"
        elseif bassaridianDay <= 36 then
            zodiacSign = "Micrasha"
        elseif bassaridianDay <= 48 then
            zodiacSign = "Pyreska"
        else
            zodiacSign = "Indomin"
        end
    elseif bassaridianDay <= 121 then
        month = "Thalassiel"
        if bassaridianDay <= 73 then
            zodiacSign = "Chrysen"
        elseif bassaridianDay <= 85 then
            zodiacSign = "Thalassian"
        elseif bassaridianDay <= 97 then
            zodiacSign = "Nephelia"
        elseif bassaridianDay <= 109 then
            zodiacSign = "Glinaeus"
        else
            zodiacSign = "Noctien"
        end
    else
        month = "Opsitheiel"
        if bassaridianDay <= 133 then
            zodiacSign = "Opsithia"
        elseif bassaridianDay <= 145 then
            zodiacSign = "Stygian"
        elseif bassaridianDay <= 157 then
            zodiacSign = "Faunian"
        elseif bassaridianDay <= 169 then
            zodiacSign = "Silenian"
        else
            zodiacSign = "Catosien"
        end
    end

    -- Event lookup table
    local events = {
        ["Atosiel,6"] = "Bayram al-Nur (Festival of Light) in [[Vaeringheim]]",
        ["Atosiel,18"] = "Chag Or Hadash (Festival of New Light) in [[Luminaria]]",
        ["Atosiel,30"] = "Symposion Eirinis (Symposium of Harmony) in [[Serena]]",
        ["Atosiel,43"] = "Alev Günü (Day of Flame) in [[Pyralis]]",
        ["Atosiel,55"] = "Tikkun Tzel (Repair of Shadows) in [[Symphonara]]",
        ["Thalassiel,67"] = "Panegyris Chrysou (Golden Gathering) in [[Aurelia]]",
        ["Thalassiel,80"] = "Mehtap Dalgası (Moonlit Tide) in [[Vaeringheim]]",
        ["Thalassiel,92"] = "Oneiro Foteino (Dream of Illumination) in [[Somniumpolis]]",
        ["Thalassiel,105"] = "Erev Galgal (Eve of Cycles) in [[Nexa]]",
        ["Thalassiel,115"] = "Leilat al-Kamar (Night of the Moon) in [[Lunalis Sancta]]",
        ["Opsitheiel,128"] = "Chag Tvuah (Festival of Harvest) in [[Sylvapolis]]",
        ["Opsitheiel,140"] = "Anagenesis Eirmos (Procession of Rebirth) in [[Acheron]]",
        ["Opsitheiel,150"] = "Panagia Therizis (Holy Day of the Reaper) in [[Sylvapolis]]",
        ["Opsitheiel,165"] = "Karnavali Thysias (Carnival of Celebration) in [[Erythros]]",
        ["Opsitheiel,175"] = "Sefar Yashar (Straight Path Celebration) in [[Catonis Atrium]]",
    }

    -- Find event for the current date
    local eventKey = month .. "," .. bassaridianDay
    local event = events[eventKey] or "No significant events today."

    -- Return formatted date
    return bassaridianDay .. ", " .. month .. " (" .. zodiacSign .. "), " .. psscYear .. " PSSC – " .. event
end

return p