Initial commit with working cli

.gitignore

@@ -0,0 +1 @@
+main

main.nim

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+import std/cmdline
+import std/parseopt
+import std/strutils
+
+type TimeOrTicks = object
+  isTime: bool
+  isTicks: bool
+
+type Time = object
+  seconds: int = 0
+  minutes: int = 0 
+  hours: int = 0
+  days: int = 0
+
+proc convertToTicks(time: var Time): int =
+  time.hours += time.days * 24
+  time.minutes += time.hours * 60
+  time.seconds += time.minutes * 60
+
+  time.seconds * 20
+
+proc convertToTime(ticks: var int): Time =
+  # Note that here div is used for integer division specifically
+  const secondsInHour = 3600
+  
+  ticks = ticks div 20
+  var days = ticks div (24 * secondsInHour)
+
+  ticks = ticks mod (24 * secondsInHour)
+  var hours = ticks div secondsInHour
+
+  ticks = ticks mod secondsInHour
+  var minutes = ticks div 60
+
+  ticks = ticks mod 60
+  var seconds = ticks
+
+  Time(seconds: seconds, minutes: minutes, hours: hours, days: days)
+
+when isMainModule:
+  var params = commandLineParams()
+  var p = initOptParser(params)
+
+  var check = TimeOrTicks()
+  var time = Time()
+  var ticks = 0
+
+  while true:
+    p.next()
+    case p.kind
+    of cmdEnd: break
+    of cmdArgument: continue
+    of cmdShortOption, cmdLongOption:
+      case p.key
+      of "t":
+        if check.isTime:
+          quit("Cannot convert ticks while converting time")
+        ticks = parseInt(p.val)
+        check.isTicks = true
+      of "s":
+        if check.isTicks:
+          quit("Cannot convert time while converting ticks")
+        time.seconds = parseInt(p.val)
+        check.isTime = true
+      of "m":
+        if check.isTicks:
+          quit("Cannot convert time while converting ticks")
+        time.minutes = parseInt(p.val)
+        check.isTime = true
+      of "h":
+        if check.isTicks:
+          quit("Cannot convert time while converting ticks")
+        time.hours = parseInt(p.val)
+        check.isTime = true
+      of "d":
+        if check.isTicks:
+          quit("Cannot convert time while converting ticks")
+        time.days = parseInt(p.val)
+        check.isTime = true
+
+  if check.isTime:
+    var result = convertToTicks(time)
+    echo "Ticks: ", result
+  else:
+    var result = convertToTime(ticks)
+    echo "Days: ", result.days, "\nHours: ", result.hours, "\nMinutes: ", result.minutes, "\nSeconds: ", result.seconds
+