From 14888bca3f920556ce42f50fa8280d4376c54510 Mon Sep 17 00:00:00 2001
From: Slider0007 <115730895+Slider0007@users.noreply.github.com>
Date: Sat, 21 Jan 2023 09:24:23 +0100
Subject: [PATCH] Show WIFI signal text labels / Log RSSI value to logfile
 (#1877)

* Overview: WIFI RSSI strength text labels

* Log RSSI value (debug level)

* Typo
---
 .../jomjol_tfliteclass/server_tflite.cpp        | 10 +++++-----
 sd-card/html/overview.html                      | 17 ++++++++++++++++-
 2 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/code/components/jomjol_tfliteclass/server_tflite.cpp b/code/components/jomjol_tfliteclass/server_tflite.cpp
index 53000d9f..2938cc36 100644
--- a/code/components/jomjol_tfliteclass/server_tflite.cpp
+++ b/code/components/jomjol_tfliteclass/server_tflite.cpp
@@ -870,12 +870,12 @@ void task_autodoFlow(void *pvParameter)
             LogFile.RemoveOldDataLog();
         }
         
-        //CPU Temp
-        float cputmp = temperatureRead();
+        //CPU Temp -> Logfile
         std::stringstream stream;
-        stream << std::fixed << std::setprecision(1) << cputmp;
-        string zwtemp = "CPU Temperature: " + stream.str();
-        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, zwtemp); 
+        stream << std::fixed << std::setprecision(1) << temperatureRead();
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "CPU Temperature: " + stream.str() + "°C");
+        // WIFI Signal Strength (RSSI) -> Logfile
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "WIFI Signal (RSSI): " + std::to_string(get_WIFI_RSSI()) + "dBm");
 
         LogFile.WriteToFile(ESP_LOG_INFO, TAG, "Round #" + std::to_string(countRounds) + 
                 " completed (" + std::to_string(getUpTime() - roundStartTime) + " seconds)");
diff --git a/sd-card/html/overview.html b/sd-card/html/overview.html
index fddab6c3..7f10c72b 100644
--- a/sd-card/html/overview.html
+++ b/sd-card/html/overview.html
@@ -154,7 +154,22 @@
 		xhttp.onreadystatechange = function() {
 			if (this.readyState == 4 && this.status == 200) {
 				var _rsp = xhttp.responseText;
-				$('#rssi').html("RSSI: " + _rsp);
+				var _rspVal = _rsp.split("d")[0]
+				if (_rspVal >= -55) {
+					$('#rssi').html("WIFI Signal: Excellent (" + _rsp + ")");
+				}
+				else if (_rspVal < -55 && _rspVal >= -67) {
+					$('#rssi').html("WIFI Signal: Good (" + _rsp + ")");
+				}
+				else if (_rspVal < -67 && _rspVal >= -78) {
+					$('#rssi').html("WIFI Signal: Fair (" + _rsp + ")");
+				}
+				else if (_rspVal < -78 && _rspVal >= -85) {
+					$('#rssi').html("WIFI Signal: Weak (" + _rsp + ")");
+				}
+				else {
+					$('#rssi').html("WIFI Signal: Unreliable (" + _rsp + ")");
+				}
 			}
 		}
 		xhttp.open("GET", url, true);