Hammerspoon-AQI

aqi.lua

local url = "https://api.waqi.info/feed/@UID/?token=Demo-Token"
-- fill your UID and token

local menubar = hs.menubar.new()

function getColor(aqi)
    if aqi <= 50 then
        return {red = 0, blue = 0, green = 1}
    end
    if aqi <= 100 then
        return {red = 1, blue = 0.2, green = 0.7}
    end
    if aqi <= 150 then
        return {red = 1, blue = 0, green = 0}
    end
    return {red = 0.27, blue = 0.6, green = 0.2}
end

function getAQI()
    code, body, htable = hs.http.get(url, nil)
    if code ~= 200 then
        print("get AQI error:"..code)
        return
    end
    json = hs.json.decode(body)
    aqi = json.data.aqi
    textColor = getColor(aqi)
    menubar:setTitle(hs.styledtext.new(aqi, { color = textColor}))
end

menubar:setTitle("AQI..")
getAQI()
timer = hs.timer.new(900, getAQI)
timer:start()