Domoticz

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--[[
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	@ activity_heating.lua
	@ author	: Siewert Lameijer
	@ since		: 1-1-2015
	@ updated	: 13-3-2017
	@ Script to switch ON/OFF heating when someone @ home or not
	
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--]]

-- Someonehome Switch
	local someonehome					= 'Iemand Thuis'
	local nobody_home					= 'Niemand Thuis'
	
-- Nest Various
	local nest_setpoint					= 'Nest - Setpoint'
	local nest_setpoint_idx				= 77
	local setpoint_low					= 17
	local setpoint_high					= 21
	
-- Various Switches
	local pico_power					= 'PIco RPi Powered'
	
--
-- **********************************************************
-- Heating On when someone @ home
-- **********************************************************
--
	setpoint_current_temp	= tonumber(otherdevices_svalues[nest_setpoint])
	
	if otherdevices[someonehome] == 'On' 
	and otherdevices[pico_power] == 'On' 
	and setpoint_current_temp == setpoint_low	
    and timebetween("08:30:00","22:00:00")	
	then
		timer_body = 'Someone at home, turning ON heating'	
		timer_body0 = 'Current Setpoint: '..setpoint_current_temp..''
		timer_body1 = 'New Setpoint: '..setpoint_high..''
		commandArray["OpenURL"]="http://"..domoticz.ip..":"..domoticz.port.."/json.htm?type=command&param=udevice&idx="..nest_setpoint_idx.."&nvalue=0&svalue="..setpoint_high..""		
	end
	
	if otherdevices[nobody_home] == 'On' and otherdevices[pico_power] == 'On' and setpoint_current_temp ~= setpoint_low then
		timer_body = 'Nobody at home, turning OFF heating'	
		timer_body0 = 'Current Setpoint: '..setpoint_current_temp..''
		timer_body1 = 'New Setpoint: '..setpoint_low..''
		commandArray["OpenURL"]="http://"..domoticz.ip..":"..domoticz.port.."/json.htm?type=command&param=udevice&idx="..nest_setpoint_idx.."&nvalue=0&svalue="..setpoint_low..""		
	end