musicmuster/app/helpers.py
2021-08-06 10:23:30 +01:00

43 lines
1.1 KiB
Python

from datetime import datetime, date
def get_relative_date(past_date, reference_date=None):
"""
Return relative date as string.
"""
if not reference_date:
reference_date = datetime.now().date()
# Check parameters
if type(past_date) != date:
return "get_relative_date() first parameter is not a date"
if type(reference_date) != date:
return "get_relative_date() second parameter is not a date"
if past_date > reference_date:
return "get_relative_date() past_date is after relative_date"
weeks, days = divmod((reference_date - past_date).days, 7)
return f"{weeks} weeks, {days} days ago"
def ms_to_mmss(ms, decimals=0, negative=False):
if not ms:
return "-"
sign = ""
if ms < 0:
if negative:
sign = "-"
else:
ms = 0
minutes, remainder = divmod(ms, 60 * 1000)
seconds = remainder / 1000
# if seconds >= 59.5, it will be represented as 60, which looks odd.
# So, fake it under those circumstances
if seconds >= 59.5:
seconds = 59.0
return f"{sign}{minutes:.0f}:{seconds:02.{decimals}f}"