bug fix re-assigning to constant variable (#191)

Author: gravity-addiction

lib/switchbot-advertising.js

@@ -201,8 +201,7 @@ class SwitchbotAdvertising {
 
     const temp_sign = byte4 & 0b10000000 ? 1 : -1;
     const temp_c = temp_sign * ((byte4 & 0b01111111) + (byte3 & 0b00001111) / 10);
-    const temp_f = (temp_c * 9 / 5) + 32;
-    temp_f = Math.round(temp_f * 10) / 10;
+    const temp_f = Math.round(((temp_c * 9 / 5) + 32) * 10) / 10;
 
     const data = {
       model: "T",