Initial commit

timeutil.py

@@ -0,0 +1,34 @@
+import time
+import ntptime
+import machine
+
+def setup_rtc(tz_offset):
+    ntptime.settime()
+    rtc = machine.RTC()
+
+    utc = time.localtime()
+    local = time.localtime(time.mktime(utc) + tz_offset * 3600)
+
+    rtc.datetime((
+        local[0], local[1], local[2], 0,
+        local[3], local[4], local[5], 0
+    ))
+    return rtc
+
+# Function to calculate the difference
+def calculate_difference(dt1, dt2):
+    timestamp1 = rtc_to_timestamp(dt1)
+    timestamp2 = rtc_to_timestamp(dt2)   
+    difference = abs(timestamp2 - timestamp1)    
+    days = difference // (24 * 3600)
+    difference %= (24 * 3600)
+    hours = difference // 3600
+    difference %= 3600
+    minutes = difference // 60
+    seconds = difference % 60
+    return days, hours, minutes, seconds
+
+# Function to convert RTC datetime tuple to a timestamp
+def rtc_to_timestamp(dt):
+    year, month, day, weekday, hour, minute, second, subseconds = dt
+    return time.mktime((year, month, day, hour, minute, second, 0, 0))