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local scriptName = 'ecowatt'
local scriptVersion = '1.0'
--[[
 
- Créez un compte sur le site de RTE (https://data.rte-france.com/web/guest)
- Allez sur l'API Ecowatt (https://data.rte-france.com/catalog/-/api/consumption/Ecowatt/v4.0)
- Cliquez sur "Abonnez-vous à l'API", créez une nouvelle application
- Récuperez votre clé en cliquant sur "Copier en base 64"

]]

--                                        Dummy à créer :
local AlertEcoWatt = "EcoWatt" -- Alert device J
local AlertEcoWatt2 = nil -- Alert device J+1

local cleAPI = "VW5lIGJpw6hyZSBnYWduw6llIHBvdXIgbGUgcHJlbWllciBxdWkgdHJvdXZlIMOnYQ=="

return {
	--active = false,
	active = true,
	logging = {
		level = domoticz.LOG_DEBUG, -- Uncomment to override the dzVents global logging setting
		marker = scriptName..' '..scriptVersion
	},	
	on = {
		--timer = {'at *:49'},
		timer = {'every 15 minutes'},
		httpResponses = {
			scriptName,
			scriptName..'at',
		},	
	},
	data = {

		--access_token = {}
		access_token = { history = true, maxItems = 1, maxMinutes = 30}
	},		

	execute = function(domoticz, item) 
		if item.isTimer then
			if domoticz.data.access_token.size == 0 then 
				--or domoticz.data.access_token.get(1).time.secondsAgo > 6000 then
			
				local url = "https://digital.iservices.rte-france.com/token/oauth/"
				domoticz.log('Requesting data from RTE', domoticz.LOG_DEBUG)
				domoticz.openURL({
					url = url,
					method = 'POST',
					headers =  { ['Content-Type'] = 'application/x-www-form-urlencoded',
								['Authorization'] = 'Basic '..cleAPI},
					
					callback = scriptName..'at',
				})
			else
				domoticz.log('access_token age: '..domoticz.data.access_token.get(1).time.secondsAgo, domoticz.LOG_DEBUG)
				domoticz.log('access_token : '..domoticz.data.access_token.get(1).data, domoticz.LOG_DEBUG)
				--local url = "https://digital.iservices.rte-france.com/open_api/ecowatt/v4/sandbox/signals"
				local url = "https://digital.iservices.rte-france.com/open_api/ecowatt/v4/signals"
				domoticz.log('Requesting data from RTE', domoticz.LOG_DEBUG)
				domoticz.openURL({
					url = url,
					method = 'GET',
					headers =  { ['Content-Type'] = 'application/soap+xml;charset=UTF-8',
								['Authorization'] = 'Bearer '..domoticz.data.access_token.get(1).data},
					
					callback = scriptName,
				})
			end
			
			
		end

		if not item.isHTTPResponse then return end

		local response = item
		if response.trigger == scriptName..'at' then
			local contents = response.json
			domoticz.data.access_token.add(contents.access_token)
			domoticz.log('access_token : '..domoticz.data.access_token.getLatest().data, domoticz.LOG_DEBUG)
			
		elseif response.trigger == scriptName then
			domoticz.log(response.data, domoticz.LOG_DEBUG)
			local contents = response.json.signals
			
			domoticz.log("jour : "..contents[1].jour )
			domoticz.log("dvalue : "..contents[1].dvalue.." message : "..contents[1].message)

			if contents[1].dvalue == 1 then
				domoticz.devices(AlertEcoWatt).updateAlertSensor(domoticz.ALERTLEVEL_GREEN, contents[1].message)
			elseif contents[1].dvalue == 2 then
				domoticz.devices(AlertEcoWatt).updateAlertSensor(domoticz.ALERTLEVEL_ORANGE, contents[1].message)
			elseif contents[1].dvalue == 3 then
				domoticz.devices(AlertEcoWatt).updateAlertSensor(domoticz.ALERTLEVEL_RED, contents[1].message)
			else
				domoticz.devices(AlertEcoWatt).updateAlertSensor(domoticz.ALERTLEVEL_GREY, contents[1].message)
			end
		

			if AlertEcoWatt2 then
				domoticz.log("jour2 : "..contents[2].jour )
				domoticz.log("dvalue : "..contents[2].dvalue.." message : "..contents[2].message)
				if contents[2].dvalue == 1 then
					domoticz.devices(AlertEcoWatt2).updateAlertSensor(domoticz.ALERTLEVEL_GREEN, contents[2].message)
				elseif contents[2].dvalue == 2 then
					domoticz.devices(AlertEcoWatt2).updateAlertSensor(domoticz.ALERTLEVEL_ORANGE, contents[2].message)
				elseif contents[2].dvalue == 3 then
					domoticz.devices(AlertEcoWatt2).updateAlertSensor(domoticz.ALERTLEVEL_RED, contents[2].message)
				else
					domoticz.devices(AlertEcoWatt2).updateAlertSensor(domoticz.ALERTLEVEL_GREY, contents[2].message)
				end
			end
		

		
		elseif (not response.ok) or (response.trigger ~= scriptName) then
			domoticz.log('Last http response was not what expected. Trigger: '..response.trigger, domoticz.LOG_ERROR)
			domoticz.log(response.data, domoticz.LOG_ERROR)
			return
		

		end
		
	end
}