didier/functions/timeFormatters.py

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import datetime
from typing import List
import dateutil.relativedelta
import pytz
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import time
from functions import stringFormatters
def epochToDate(epochTimeStamp, strFormat="%d/%m/%Y om %H:%M:%S"):
now = dateTimeNow()
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updateTime = datetime.datetime.fromtimestamp(int(epochTimeStamp), pytz.timezone("Europe/Brussels"))
diff = now - updateTime
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updateFormatted = str(updateTime.strftime(strFormat))
timeAgo = str(time.strftime('%H:%M:%S', time.gmtime(diff.total_seconds())))
return {"date": updateFormatted, "dateDT": updateTime, "timeAgo": timeAgo}
def dateTimeNow():
return datetime.datetime.now(pytz.timezone("Europe/Brussels"))
def leadingZero(hourMinutes):
return ("0" if len(hourMinutes) == 3 else "") + hourMinutes
def delimiter(hourMinutes, delim=":"):
return hourMinutes[:2] + delim + hourMinutes[2:]
def timeFromInt(value):
return delimiter(leadingZero(str(value)))
# Returns age in YMWD
def age(seconds):
# Amount of years
years, seconds = timeIn(seconds, "years")
months, seconds = timeIn(seconds, "months")
weeks, seconds = timeIn(seconds, "weeks")
days, seconds = timeIn(seconds, "days")
return {"years": years, "months": months, "weeks": weeks, "days": days}
# Returns amount of [unit] in [seconds] + the remaining seconds
def timeIn(seconds, unit):
timeDic = {"years": 31556926, "months": 2629743, "weeks": 604800, "days": 86400}
timeUnit = timeDic[unit]
return seconds // timeUnit, seconds - ((seconds // timeUnit) * timeUnit)
# Creates a string representation based on Days/Hours/Minutes/Seconds
def diffDayBasisString(timestamp):
if isinstance(timestamp, int):
timestamp = epochToDate(timestamp)["dateDT"]
now = dateTimeNow()
diff = dateutil.relativedelta.relativedelta(now, timestamp)
timeList = []
# Don't add obsolete info such as "0 days", ...
if diff.days != 0:
timeList.append("{} {}".format(diff.days, getPlural(diff.days, "days")))
if diff.hours != 0:
timeList.append("{} uur".format(diff.hours))
if diff.minutes != 0:
timeList.append("{} {}".format(diff.minutes, getPlural(diff.minutes, "minutes")))
if diff.seconds != 0:
timeList.append("{} {}".format(diff.seconds, getPlural(diff.seconds, "seconds")))
timeString = ", ".join(timeList[:-1])
if len(timeString) > 0:
timeString += " en "
timeString += timeList[-1]
return timeString
def diffYearBasisString(timestamp):
if isinstance(timestamp, int):
timestamp = epochToDate(timestamp)["dateDT"]
now = dateTimeNow()
diff = dateutil.relativedelta.relativedelta(now, timestamp)
timeList = []
# Don't add obsolete info such as "0 days", ...
if diff.years != 0:
timeList.append("{} jaar".format(diff.years))
if diff.months != 0:
timeList.append("{} {}".format(diff.months, getPlural(diff.months, "months")))
if diff.weeks != 0:
timeList.append("{} {}".format(diff.weeks, getPlural(diff.weeks, "weeks")))
if diff.days != 0:
timeList.append("{} {}".format(diff.days, getPlural(diff.days, "days")))
timeString = ""
if not timeList:
return "Minder dan een dag"
if len(timeList) > 1:
timeString = ", ".join(timeList[:-1])
if len(timeString) > 0:
timeString += " en "
timeString += timeList[-1]
return timeString
# Returns the full day based on an abbreviation or full name
def getFormat(term):
terms = ["days", "weeks", "months", "years"]
for word in terms:
if word.startswith(term.lower()):
return word
return None
# Gets the plural of a unit if necessary
def getPlural(amount, unit):
dic = {
"seconds": {"s": "seconde", "p": "seconden"},
"minutes": {"s": "minuut", "p": "minuten"},
"hours": {"s": "uur", "p": "uur"},
"days": {"s": "dag", "p": "dagen"},
"weeks": {"s": "week", "p": "weken"},
"months": {"s": "maand", "p": "maanden"},
"years": {"s": "jaar", "p": "jaar"}
}
return dic[unit.lower()]["s" if amount == 1 else "p"]
def weekdayToInt(day: str) -> int:
days = {"maandag": 0, "dinsdag": 1, "woensdag": 2, "donderdag": 3, "vrijdag": 4, "zaterdag": 5, "zondag": 6}
# Allow abbreviations
for d, i in days.items():
if d.startswith(day):
return i
return -1
def intToWeekday(day):
return ["Maandag", "Dinsdag", "Woensdag", "Donderdag", "Vrijdag", "Zaterdag", "Zondag"][day]
def fromString(timeString: str, formatString="%d/%m/%Y", tzinfo=pytz.timezone("Europe/Brussels")):
"""
Constructs a datetime object from an input string
"""
return datetime.datetime.strptime(timeString, formatString).replace(tzinfo=tzinfo)
def fromArray(data: List[int]) -> datetime:
day = stringFormatters.leadingZero(str(data[0]))
month = stringFormatters.leadingZero(str(data[1]))
year = str(data[2])
return fromString(f"{day}/{month}/{year}")
def skip_weekends(day: datetime) -> datetime:
"""
Increment the current date if it's not a weekday
"""
weekday = day.weekday()
# Friday is weekday 4
if weekday > 4:
return day + datetime.timedelta(days=(7 - weekday))
return day
def forward_to_weekday(day: datetime, weekday: int) -> datetime:
"""
Increment a date until the weekday is the same as the one provided
Finds the "next" [weekday]
"""
current = day.weekday()
# This avoids negative numbers below, and shows
# next week in case the days are the same
if weekday <= current:
weekday += 7
return day + datetime.timedelta(days=(weekday - current))