1 files changed, 55 insertions, 0 deletions
diff --git a/src/Watcher/time_operations.py b/src/Watcher/time_operations.py
new file mode 100755
index 0000000..09cf1f0
--- /dev/null
+++ b/src/Watcher/time_operations.py
@@ -0,0 +1,55 @@
+
+def time_difference(a,b): # b - a
+    hr = int(b[0:2])-int(a[0:2])
+    mn = int(b[3:5])-int(a[3:5])
+    sec = int(b[6:8])-int(a[6:8])
+    if int(mn) < 0 and int(sec) < 0:
+        hr = hr - 1
+        mn = 60 + mn - 1
+        sec = 60 + sec
+        if hr < 0:
+            hr = hr + 24
+    elif int(mn) < 0 and int(sec) > 0:
+        hr = hr - 1
+        mn = 60 + mn
+    elif int(sec) < 0 and int(mn) > 0:
+        sec = 60 + sec
+        mn = mn - 1
+
+    hr = str(hr).zfill(2)
+    mn = str(mn).zfill(2)
+    sec = str(sec).zfill(2)
+    result = hr + ":" + mn + ":" + sec
+
+    return result
+
+def time_addition(a,b):
+    hr = int(b[0:2]) + int(a[0:2])
+    mn = int(b[3:5]) + int(a[3:5])
+    sec = int(b[6:8]) + int(a[6:8])
+    if mn > 60 and sec > 60:
+        hr = hr + 1
+        mn = mn - 60 + 1
+        sec = sec - 60
+    elif mn > 60:
+        hr = hr + 1
+        mn = mn - 60
+    elif sec > 60:
+        mn = mn + 1
+        sec = sec - 60
+
+    hr = str(hr).zfill(2)
+    mn = str(mn).zfill(2)
+    sec = str(sec).zfill(2)
+    result = hr + ":" + mn + ":" + sec
+
+    return result
+
+def convert_time(t):
+    if int(t[0:2]) == 0:
+        result = t[3:5] + 'm ' + t[6::] + 's'
+        if int(t[3:5]) == 0:
+            result = t[6::] + 's'
+    else:
+        result =  t[0:2] + 'h ' + t[3:5] + 'm ' + t[6::] + 's'
+    return result