Merge pull request #13 from Vincenzo-Petrolo/master

Solar panels module

README.md

@@ -156,6 +156,11 @@ Displays the average system load
 ```
 [⏱ 0.14 0.17 0.18]
 ```
+### dwm_solar_panels
+Displays how much power is being produced from your solar panels
+```
+[💡 3.012 W ]
+```
 ## Installation
 1. Clone and enter the repository:
 ```

bar-functions/dwm_solar_panel.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+# This module can get data from a SMA Inverter.
+# Its purpose is to show you how much Watts are being produced
+# To make it work change the INVERTER_IP variable and your User password
+# Vincenzo Petrolo <vincenzo.petrolo99@gmail.com>
+# For infos on how i made it, and help or bugs, you cant contact me or
+# open an issue
+# GNU GPLv3
+
+# P.s: Be careful when trying to modify urls, as they contains special
+# characters that may change the behaviour of the query
+
+dwm_solar_panel () {
+
+	INVERTER_IP="YOUR INVERTER IP"
+	PASSWORD="YOUR PASSWORD"
+
+
+	if [[ -f ~/.cache/solar_panel.cache ]];
+	then
+		read SID < ~/.cache/solar_panel.cache
+		if [ "$SID" == "null" ];
+		then
+			#Getting session id
+		SID=$( curl -s --location --request POST "http://$INVERTER_IP/dyn/login.json" \
+			--header 'Content-Type: text/plain' \
+			--data-raw "{\"right\":\"usr\",\"pass\":\""$PASSWORD\""}" | jq .result.sid)
+		SID=${SID//\"}
+		fi
+		#checks if it got a session token
+
+		if [ "$SID" != "" ] && [ "$SID" != "null" ];
+		then
+			echo $SID > ~/.cache/solar_panel.cache
+			WATTS=$(curl -s --location --request POST "http://$INVERTER_IP/dyn/getValues.json?sid=$SID" \
+				--header 'Content-Type: text/plain' \
+				--data-raw '{"destDev":[],"keys":["6100_00543100","6800_008AA200","6100_40263F00","6800_00832A00","6180_08214800","6180_08414900","6180_08522F00","6400_00543A00","6400_00260100","6800_08811F00","6400_00462E00"]}' | jq '.result."0156-76BC3EC6"."6100_40263F00"."1"[0].val')
+
+			if [ "$WATTS" == "" ] || [ "$WATTS" == "null" ];
+			then
+				echo "null" > ~/.cache/solar_panel.cache
+			else
+				printf  "%s💡 $WATTS W %s" "$SEP1" "$SEP2"
+			fi
+
+		fi
+	else
+		touch ~/.cache/solar_panel.cache
+
+		echo "null" > ~/.cache/solar_panel.cache
+	fi
+
+}
+dwm_solar_panel
+