Wordclock/main.lua
2021-02-09 20:18:24 +01:00

205 lines
6.2 KiB
Lua

-- Main Module
local looptimer = tmr.create()
displayword = {}
rowbgColor= {}
function syncTimeFromInternet()
if (syncRunning == nil) then
syncRunning=true
sntp.sync(sntpserverhostname,
function(sec,usec,server)
print('sync', sec, usec, server)
syncRunning=nil
end,
function()
print('failed!')
syncRunning=nil
end
)
end
end
briPercent = 50
function displayTime()
collectgarbage()
local sec, usec = rtctime.get()
-- Handle lazy programmer:
if (timezoneoffset == nil) then
timezoneoffset=0
end
local time = getTime(sec, timezoneoffset)
local words = display_timestat(time.hour, time.minute)
if ((dim ~= nil) and (dim == "on")) then
words.briPercent=briPercent
if (words.briPercent ~= nil and words.briPercent < 3) then
words.briPercent=3
end
else
words.briPercent=nil
end
mydofile("displayword")
if (displayword ~= nil) then
--if lines 4 to 6 are inverted due to hardware-fuckup, unfuck it here
local invertRows=false
if ((inv46 ~= nil) and (inv46 == "on")) then
invertRows=true
end
local characters = displayword.countChars(words)
ledBuf = displayword.generateLEDs(words, colorBg, color, color1, color2, color3, color4, invertRows, characters)
end
displayword = nil
if (ledBuf ~= nil) then
ws2812.write(ledBuf)
else
if ((colorBg ~= nil) and (color ~= nil)) then
ws2812.write(colorBg:rep(107) .. color:rep(3))
else
local space=string.char(0,0,0)
-- set FG to fix value:
colorFg = string.char(255,0,0)
ws2812.write(space:rep(107) .. colorFg:rep(3))
end
end
-- Used for debugging
if (clockdebug ~= nil) then
for key,value in pairs(words) do
if (value > 0) then
print(key,value)
end
end
end
-- cleanup
briPercent=words.briPercent
words=nil
time=nil
collectgarbage()
end
function normalOperation()
-- use default color, if nothing is defined
if (color == nil) then
-- Color is defined as GREEN, RED, BLUE
color=string.char(0,0,250)
end
print("Fg Color: " .. tostring(string.byte(color,1)) .. "x" .. tostring(string.byte(color,2)) .. "x" .. tostring(string.byte(color,3)) )
connect_counter=0
-- Wait to be connect to the WiFi access point.
local wifitimer = tmr.create()
wifitimer:register(5000, tmr.ALARM_SINGLE, function (t)
connect_counter=connect_counter+1
if wifi.sta.status() ~= 5 then
print(connect_counter .. "/60 Connecting to AP...")
if (connect_counter % 5 ~= 4) then
local wlanColor=string.char((connect_counter % 6)*20,(connect_counter % 5)*20,(connect_counter % 3)*20)
local space=string.char(0,0,0)
local buf=space:rep(6)
if ((connect_counter % 5) >= 1) then
buf = buf .. wlanColor
else
buf = buf .. space
end
buf = buf .. space:rep(4)
buf= buf .. space:rep(3)
if ((connect_counter % 5) >= 3) then
buf = buf .. wlanColor
else
buf = buf .. space
end
if ((connect_counter % 5) >= 2) then
buf = buf .. wlanColor
else
buf = buf .. space
end
if ((connect_counter % 5) >= 0) then
buf = buf .. wlanColor
else
buf = buf .. space
end
buf = buf .. space:rep(100)
ws2812.write(buf)
else
ws2812.write(string.char(0,0,0):rep(114))
end
else
t:unregister()
print('IP: ',wifi.sta.getip())
-- Here the WLAN is found, and something is done
print("Solving dependencies")
local dependModules = { "timecore" , "wordclock", "mqtt" }
for _,mod in pairs(dependModules) do
print("Loading " .. mod)
mydofile(mod)
end
local setupCounter=5
local alive=0
looptimer:register(2500, tmr.ALARM_AUTO, function (lt)
if (setupCounter > 4) then
syncTimeFromInternet()
setupCounter=setupCounter-1
alive = 1
elseif (setupCounter > 3) then
if (startMqttClient ~= nil) then
startMqttClient()
else
print("NO Mqtt found")
mydofile("telnet")
end
setupCounter=setupCounter-1
elseif (setupCounter > 2) then
if (startTelnetServer ~= nil) then
startTelnetServer()
else
displayTime()
end
setupCounter=setupCounter-1
elseif ( (alive % 120) == 0) then
-- sync the time every 5 minutes
syncTimeFromInternet()
alive = alive + 1
else
displayTime()
alive = alive + 1
end
collectgarbage()
-- Feed the system watchdog.
tmr.wdclr()
end)
looptimer:start()
end
-- when no wifi available, open an accesspoint and ask the user
if (connect_counter >= 60) then -- 300 is 30 sec in 100ms cycle
startSetupMode()
end
end)
wifitimer:start()
end
-------------------main program -----------------------------
ws2812.init() -- WS2812 LEDs initialized on GPIO2
----------- button ---------
gpio.mode(3, gpio.INPUT)
local btnCounter=0
-- Start the time Thread handling the button
local btntimer = tmr.create()
btntimer:register(5000, tmr.ALARM_AUTO, function (t)
if (gpio.read(3) == 0) then
looptimer:unregister()
print("Button pressed " .. tostring(btnCounter))
btnCounter = btnCounter + 5
local ledBuf= string.char(128,0,0):rep(btnCounter) .. string.char(0,0,0):rep(110 - btnCounter)
ws2812.write(ledBuf)
if (btnCounter >= 110) then
file.remove("config.lua")
file.remove("config.lc")
node.restart()
end
end
end)
btntimer:start()