Use custom config type

pkg/weather/types.go

@@ -7,31 +7,27 @@ import (
 // Stable intermediate struct containing superset of fields
 // between AWN and Wunderground style updates from Ambient devices
 type WeatherUpdate struct {
-	DateUTC        *time.Time
-	StationType    string
-	TempOutdoorF   float64
-	TempIndoorF    float64
-	HumidityOudoor int
-	HumidityIndoor int
-	WindSpeedMPH   float64
-	WindGustMPH    float64
-	MaxDailyGust   float64
-	WindDir        int
-	WindDirAvg10m  int
-	UV             int
-	SolarRadiation float64
-	HourlyRainIn   float64
-	EventRainIn    float64
-	DailyRainIn    float64
-	WeeklyRainIn   float64
-	MonthlyRainIn  float64
-	YearlyRainIn   float64
-	TotalRainIn    float64
-	Batteries      []BatteryStatus
-	// BattOutdoorSensor int
-	// BattIndoorSensor  int
-	// BattRainSensor    int
-	// BattCO2Sensor     int
+	DateUTC         *time.Time
+	StationType     string
+	TempOutdoorF    float64
+	TempIndoorF     float64
+	HumidityOudoor  int
+	HumidityIndoor  int
+	WindSpeedMPH    float64
+	WindGustMPH     float64
+	MaxDailyGust    float64
+	WindDir         int
+	WindDirAvg10m   int
+	UV              int
+	SolarRadiation  float64
+	HourlyRainIn    float64
+	EventRainIn     float64
+	DailyRainIn     float64
+	WeeklyRainIn    float64
+	MonthlyRainIn   float64
+	YearlyRainIn    float64
+	TotalRainIn     float64
+	Batteries       []BatteryStatus
 	BaromRelativeIn float64
 	BaromAbsoluteIn float64
 	// These fields may be calculated
@@ -44,3 +40,35 @@ type BatteryStatus struct {
 	Component string
 	Status    int
 }
+
+type WeatherUpdateField string
+
+// NOTE: Annoyance to avoid string constant comparisons
+// CHORE: Maintain this
+const (
+	FieldDateUTC         WeatherUpdateField = "DateUTC"
+	FieldStationType     WeatherUpdateField = "StationType"
+	FieldTempOutdoorF    WeatherUpdateField = "TempOutdoorF"
+	FieldTempIndoorF     WeatherUpdateField = "TempIndoorF"
+	FieldHumidityOudoor  WeatherUpdateField = "HumidityOudoor"
+	FieldHumidityIndoor  WeatherUpdateField = "HumidityIndoor"
+	FieldWindSpeedMPH    WeatherUpdateField = "WindSpeedMPH"
+	FieldWindGustMPH     WeatherUpdateField = "WindGustMPH"
+	FieldMaxDailyGust    WeatherUpdateField = "MaxDailyGust"
+	FieldWindDir         WeatherUpdateField = "WindDir"
+	FieldWindDirAvg10m   WeatherUpdateField = "WindDirAvg10m"
+	FieldUV              WeatherUpdateField = "UV"
+	FieldSolarRadiation  WeatherUpdateField = "SolarRadiation"
+	FieldHourlyRainIn    WeatherUpdateField = "HourlyRainIn"
+	FieldEventRainIn     WeatherUpdateField = "EventRainIn"
+	FieldDailyRainIn     WeatherUpdateField = "DailyRainIn"
+	FieldWeeklyRainIn    WeatherUpdateField = "WeeklyRainIn"
+	FieldMonthlyRainIn   WeatherUpdateField = "MonthlyRainIn"
+	FieldYearlyRainIn    WeatherUpdateField = "YearlyRainIn"
+	FieldTotalRainIn     WeatherUpdateField = "TotalRainIn"
+	FieldBatteries       WeatherUpdateField = "Batteries"
+	FieldBaromRelativeIn WeatherUpdateField = "BaromRelativeIn"
+	FieldBaromAbsoluteIn WeatherUpdateField = "BaromAbsoluteIn"
+	FieldDewPointF       WeatherUpdateField = "DewPointF"
+	FieldWindChillF      WeatherUpdateField = "WindChillF"
+)