From 14f6f6f22b11bc816b7807699b2e5d49d2fd5702 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Mon, 18 Nov 2019 12:15:49 +0100
Subject: [PATCH] Add command TempOffset -12.6 .. 12.6

Add command TempOffset -12.6 .. 12.6 to set global temperature sensor offset (#6958)
---
 tasmota/_changelog.ino      |  1 +
 tasmota/settings.h          |  5 +++--
 tasmota/support_command.ino | 21 ++++++++++++++-------
 3 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/tasmota/_changelog.ino b/tasmota/_changelog.ino
index 52fef550d..c1423443d 100644
--- a/tasmota/_changelog.ino
+++ b/tasmota/_changelog.ino
@@ -1,6 +1,7 @@
 /*********************************************************************************************\
  * 7.0.0.5 20191118
  * Fix boot loop regression
+ * Add command TempOffset -12.6 .. 12.6 to set global temperature sensor offset (#6958)
  *
  * 7.0.0.4 20191108
  * Add command WifiPower 0 .. 20.5 to set Wifi Output Power which will be default set to 17dBm
diff --git a/tasmota/settings.h b/tasmota/settings.h
index 7e557e15e..876e0bde5 100644
--- a/tasmota/settings.h
+++ b/tasmota/settings.h
@@ -434,8 +434,9 @@ struct SYSCFG {
   uint32_t      deepsleep;                 // E94
   uint16_t      energy_power_delta;        // E98
   uint8_t       shutter_motordelay[MAX_SHUTTERS];    // E9A
-  int8_t        temp_comp;
-  uint8_t       free_e9e[1];               // E9E
+  int8_t        temp_comp;                 // E9E
+
+  uint8_t       free_e9f[1];               // E9F
 
   uint8_t       web_color2[2][3];          // EA0 - Needs to be on integer / 3 distance from web_color
 
diff --git a/tasmota/support_command.ino b/tasmota/support_command.ino
index 11d51f610..7156e6ed8 100644
--- a/tasmota/support_command.ino
+++ b/tasmota/support_command.ino
@@ -57,6 +57,13 @@ void ResponseCmndNumber(int value)
   Response_P(S_JSON_COMMAND_NVALUE, XdrvMailbox.command, value);
 }
 
+void ResponseCmndFloat(float value, uint32_t decimals)
+{
+  char stemp1[TOPSZ];
+  dtostrfd(value, decimals, stemp1);
+  Response_P(S_JSON_COMMAND_XVALUE, XdrvMailbox.command, stemp1);  // Return float value without quotes
+}
+
 void ResponseCmndIdxNumber(int value)
 {
   Response_P(S_JSON_COMMAND_INDEX_NVALUE, XdrvMailbox.command, XdrvMailbox.index, value);
@@ -498,13 +505,15 @@ void CmndState(void)
 
 void CmndTempOffset(void)
 {
-  if ((XdrvMailbox.payload > -127) && (XdrvMailbox.payload < 127) && (XdrvMailbox.data_len > 0)) {
-    Settings.temp_comp = XdrvMailbox.payload;
+  if (XdrvMailbox.data_len > 0) {
+    int value = (int)(CharToFloat(XdrvMailbox.data) * 10);
+    if ((value > -127) && (value < 127)) {
+      Settings.temp_comp = value;
+    }
   }
-  ResponseCmndNumber(Settings.temp_comp);
+  ResponseCmndFloat((float)(Settings.temp_comp) / 10, 1);
 }
 
-
 void CmndSleep(void)
 {
   if ((XdrvMailbox.payload >= 0) && (XdrvMailbox.payload < 251)) {
@@ -1549,9 +1558,7 @@ void CmndWifiPower(void)
     }
     WifiSetOutputPower();
   }
-  char stemp1[TOPSZ];
-  dtostrfd((float)(Settings.wifi_output_power) / 10, 1, stemp1);
-  Response_P(S_JSON_COMMAND_XVALUE, XdrvMailbox.command, stemp1);  // Return float value without quotes
+  ResponseCmndFloat((float)(Settings.wifi_output_power) / 10, 1);
 }
 
 #ifdef USE_I2C