added hubitat driver

Hubitat/driver/TeslaPowerwall2.groovy

+/**
+ *  Tesla Powerwall II Status for Hubitat
+ *
+ *  Copyright 2020 Scott Grayban
+ *
+ *  Notes:
+ *  Power is load from house
+ *  Energy is Solar power
+ *  Grid is power sent or taken from public power grid
+ *  energy_imported is power you needed from the grid
+ *  energy_exported is power you sent to the grid
+ *
+ *
  API calls casn be found at https://github.com/vloschiavo/powerwall2
+ *  V 1.0 - Initial code
+ *
+ */
+ 
+ 
+metadata {
+	definition (name: "Tesla Powerwall II Status", namespace: "sgrayban", author: "Scott Grayban") {
+		capability "Battery"
+		capability "EnergyMeter"
+        capability "PowerMeter"
+        capability "Sensor"
+        capability "VoltageMeasurement"
+        
+        attribute "energy_imported", "number"
+        attribute "energy_exported", "number"
+        attribute "powerwall", "number"
+        attribute "grid", "number"
+        attribute "load", "number"
+        attribute "solar", "number"
+        attribute "GridFreqSetting", "number"
+        attribute "GridPhaseSetting", "string"
+        attribute "GridVoltageSetting", "number"
+        attribute "Distributor", "string"
+        attribute "SiteName", "string"
+        attribute "Region", "string"
+        attribute "Timezone", "string"
+        attribute "ConnectedToTesla", "string"
+        attribute "SystemRunning", "string"
+
+	}
+
+	preferences {
+	input name: "notes", type: "text", title: "<b>Device Notes</b>:", 
+        description: "<ul><li><b>Grid</b> is +/- load from public grid</li><li><b>Power</b> is load from house</li><li><b>Energy</b> is Solar power</li><li><b>Energy_imported</b> is total power you needed from the grid</li><li><b>Energy_exported</b> is total power you sent to the grid</li><li><b>Powerwall data refreshes every minute</b></li></ul>"
+    }
+}
+
+def installed() {
+    log.debug "Installed with settings: ${settings}"
+    initialize()
+}
+
+def uninstalled() {
+    log.debug "Uninstalled"
+    unschedule()
+}
+
+def updated() {
+    log.debug "Updated"
+    initialize()
+}
+
+def initialize() {
+    updateCharge()
+    runEvery1Minute(updateCharge)
+}
+
+// parse events into attributes
+def parse(String description) {
+}
+
+
+def updateCharge() {
+
+	def name
+	def params = [
+        uri:  'https://192.168.0.19',
+        ignoreSSLIssues:  true,
+        path: '/api/system_status/soe',
+        contentType: 'application/json'      
+    ]
+    try {
+        httpGet(params) {resp ->
+            sendEvent(name: "battery", value: Math.round(resp.data.percentage).toDouble().round(2))
+        }
+    } catch (e) {
+        log.error "error: $e"
+    }
+
+/// Get the meter values
+
+ 	params = [
+        uri:  'https://192.168.0.19',
+        ignoreSSLIssues:  true,
+        path: '/api/meters/aggregates',
+        contentType: 'application/json'   
+    ]
+    try {
+        httpGet(params) {resp ->
+            sendEvent(name: "solar", value: "${Math.round(resp.data.solar.instant_power/100)/10}")
+            sendEvent(name: "energy", value: "${Math.round(resp.data.solar.instant_power/100)/10}")
+            
+            sendEvent(name: "load", value: "${Math.round(resp.data.load.instant_power/100)/10}")
+            sendEvent(name: "power", value: "${Math.round(resp.data.load.instant_power/100)/10}")
+            
+            sendEvent(name: "grid", value: "${Math.round(resp.data.site.instant_power/100)/10}")
+            sendEvent(name: "powerwall", value: "${Math.round(resp.data.battery.instant_power/100)/10}")  
+            sendEvent(name: "energy_exported", value: resp.data.site.energy_exported)
+            sendEvent(name: "energy_imported", value: resp.data.site.energy_imported)
+            sendEvent(name: "voltage", value: Math.round(resp.data.site.instant_average_voltage).toDouble().round(2)
+)
+        }
+    } catch (e) {
+        log.error "error: $e"
+    }
+
+/// Get the site info values
+
+ 	params = [
+        uri:  'https://192.168.0.19',
+        ignoreSSLIssues:  true,
+        path: '/api/site_info',
+        contentType: 'application/json'   
+    ]
+    try {
+        httpGet(params) {resp ->
+            sendEvent(name: "SiteName", value: resp.data.site_name)
+            sendEvent(name: "Timezone", value: resp.data.timezone)
+            sendEvent(name: "Region", value: resp.data.region)
+            sendEvent(name: "GridVoltageSetting", value: resp.data.grid_voltage_setting)
+            sendEvent(name: "GridFreqSetting", value: resp.data.grid_freq_setting)
+            sendEvent(name: "GridPhaseSetting", value: resp.data.grid_phase_setting)
+            sendEvent(name: "Distributor", value: resp.data.distributor)
+        }
+    } catch (e) {
+        log.error "error: $e"
+    }
+    
+/// Get the sitemaster info values
+
+ 	params = [
+        uri:  'https://192.168.0.19',
+        ignoreSSLIssues:  true,
+        path: '/api/sitemaster',
+        contentType: 'application/json'   
+    ]
+    try {
+        httpGet(params) {resp ->
+            sendEvent(name: "SystemRunning", value: resp.data.running)
+            sendEvent(name: "ConnectedToTesla", value: resp.data.connected_to_tesla)
+        }
+    } catch (e) {
+        log.error "error: $e"
+    }
+}