// -----------------------------------------
// Notify and store power use and cost for an appliance
// FLOW VARIABLES
// Full loop to calculate power average of appliance and 
// work out when it is operating.  When operational
// fill arrays with power used, and cost of power calculated.
// -----------------------------------------
// 2021-04-12 V1.3 - zorruno
// - Fixed loop not detecting Finished-> Standby 
// - Moved some flow variables to context
// - Changed csv filename to reflect appliance
// -----------------------------------------

// Debugging nodes
flow.set("debugFlow", false);

// Appliance Names (for notifications)
flow.set("applianceName", "Washer"); 
flow.set("applianceAction", "washing"); 

//flow.set("JSONPowerTopic", msg.payload.ENERGY.Power);

// Announcement text (for voice notifications)
flow.set("voiceAnnouncements", [
    "Hey, the washing machine is now complete",
    "Hey, your washing is complete",
    "The washing is done",
    "The washing machine has finished",
    "Washing has now finished",
    ]);

// Electrical tariff info   
// Updated with Auckland Contact Energy Costs, Feb 2021
// cost is in cents per kWh and start and end are the times
// to change tariffs.
var tariff = {"costDay": 0.2023, 
              "costNight": 0.0,
              "start": 0,
              "end": 21};

//---------------------------------------
// Appliance power settings
//---------------------------------------

// Average power in standby mode (it will show off if average
// power is above this and below the operatingPowerMinimum)
// Currently this just affects showing 'standby' vs 'off'
// so actual value is not critical.
flow.set("standbyPower", 2);     
// Minimum power when actually operating.
// This is averaged over 'resolution' values, so no problem
// if it drops below this value at times during operation.
flow.set("operatingPowerMinium", 11);  
// How many times to do a power reading for rolling average.
flow.set("resolution", 7);      
// How often does the appliance report back (seconds)
flow.set("metricFrequency", 60);        

//---------------------------------------
// No need to change these 
//---------------------------------------
flow.set("tariff", tariff);

flow.set("recentPowerArray", [0]);
flow.set("cycleCostArray", [0]);
flow.set("cyclePowerArray", [0]);

var cycle = {   "cycleTimeStart": null,
                "cycleTimeStop": null,
                "totalCycleCostFormatted": 0,
                "totalCycleCostDollars": 0,
                "totalCyclePowerFormatted": 0,
                "totalCyclePowerWattHours": 0,
            }

flow.set("currentApplianceCycle",cycle);