From f1ac5cdcf0a0ab497031b319990d745e0685dac0 Mon Sep 17 00:00:00 2001
From: Randy Lai <randy.cs.lai@gmail.com>
Date: Tue, 18 Jul 2023 09:53:46 -0700
Subject: [PATCH] Support long term statistics

ref: https://developers.home-assistant.io/docs/core/entity/sensor/#long-term-statistics
---
 src/rpi-cpu2mqtt.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/rpi-cpu2mqtt.py b/src/rpi-cpu2mqtt.py
index 906fc3f..9857451 100644
--- a/src/rpi-cpu2mqtt.py
+++ b/src/rpi-cpu2mqtt.py
@@ -159,43 +159,53 @@ def config_json(what_config):
     if what_config == "cpuload":
         data["icon"] = "mdi:speedometer"
         data["name"] = hostname + " CPU Usage"
+        data["state_class"] = "measurement"
         data["unit_of_measurement"] = "%"
     elif what_config == "cputemp":
         data["icon"] = "hass:thermometer"
         data["name"] = hostname + " CPU Temperature"
         data["unit_of_measurement"] = "°C"
+        data["state_class"] = "measurement"
     elif what_config == "diskusage":
         data["icon"] = "mdi:harddisk"
         data["name"] = hostname + " Disk Usage"
         data["unit_of_measurement"] = "%"
+        data["state_class"] = "measurement"
     elif what_config == "voltage":
         data["icon"] = "mdi:flash"
         data["name"] = hostname + " CPU Voltage"
         data["unit_of_measurement"] = "V"
+        data["state_class"] = "measurement"
     elif what_config == "swap":
         data["icon"] = "mdi:harddisk"
         data["name"] = hostname + " Disk Swap"
         data["unit_of_measurement"] = "%"
+        data["state_class"] = "measurement"
     elif what_config == "memory":
         data["icon"] = "mdi:memory"
         data["name"] = hostname + " Memory Usage"
         data["unit_of_measurement"] = "%"
+        data["state_class"] = "measurement"
     elif what_config == "sys_clock_speed":
         data["icon"] = "mdi:speedometer"
         data["name"] = hostname + " CPU Clock Speed"
         data["unit_of_measurement"] = "MHz"
+        data["state_class"] = "measurement"
     elif what_config == "uptime_days":
         data["icon"] = "mdi:calendar"
         data["name"] = hostname + " Uptime"
         data["unit_of_measurement"] = "days"
+        data["state_class"] = "measurement"
     elif what_config == "wifi_signal":
         data["icon"] = "mdi:wifi"
         data["name"] = hostname + " Wifi Signal"
         data["unit_of_measurement"] = "%"
+        data["state_class"] = "measurement"
     elif what_config == "wifi_signal_dbm":
         data["icon"] = "mdi:wifi"
         data["name"] = hostname + " Wifi Signal"
         data["unit_of_measurement"] = "dBm"
+        data["state_class"] = "measurement"
     else:
         return ""
     # Return our built discovery config