some more keys

README.md

@@ -71,6 +71,7 @@ The `both.php` file supports both **Ecowitt** and **Wunderground** protocols.
 
 - **HTTP Method**: GET
 - **Data Format**: URL parameters (Query Parameters)
+- **Protocol**: https://support.weather.com/s/article/PWS-Upload-Protocol?language=en_US
 
 #### Example GET Data:
 

both.php

@@ -18,7 +18,12 @@ $WUNDERGROUND_TO_ECOWITT = array(
     'dateutc' => 'dateutc',
     'solarradiation' => 'solarradiation',
     'softwaretype' => 'stationtype',
+    // not sure about the following keys
+    'lowbatt'=> 'wh65batt',
+    'rainin' => 'rainratein',
 );
+
+// TDOD: make mapping for these keys
 //POST (ecowitt):
 // [PASSKEY] => 123*****************************
 // [runtime] => 296
@@ -27,11 +32,9 @@ $WUNDERGROUND_TO_ECOWITT = array(
 // [baromabsin] => 28.804
 // [vpd] => 0.290
 // [maxdailygust] => 11.41
-// [rainratein] => 0.000
 // [eventrainin] => 0.000
 // [hourlyrainin] => 0.000
 // [totalrainin] => 0.000
-// [wh65batt] => 0
 // [freq] => 868M
 // [model] => GW2000A
 // [interval] => 8
@@ -41,19 +44,19 @@ $WUNDERGROUND_TO_ECOWITT = array(
 // [PASSWORD] => 1
 // [dewptf] => 55.04
 // [windchillf] => 69.44
-// [rainin] => 0.000
 // [baromin] => 28.804
-// [lowbatt] => 0
 // [action] => updateraw
 // [realtime] => 1
 // [rtfreq] => 5
 
 $NORMALIZATION = array(
+    // TODO: round float to only two decimal places
     'dateutc' => fn ($dt) => new DateTimeImmutable($dt),
     'tempf' => fn ($temp) => normalizeTemperature($temp),
     'indoortempf' => fn ($temp) => normalizeTemperature($temp),
     'windspeedmph' => fn ($mph) => normalizeSpeed($mph),
     'windgustmph' => fn ($mph) => normalizeSpeed($mph),
+    // TODO: add missing keys from mapping
 );
 
 function ecowittKey($key)