refactor: rewrite docstrings and add type hints for functions

This commit is contained in:
Rucha Mahabal 2022-02-21 16:26:25 +05:30
parent e7cbb5fe6b
commit f6a12a902f
3 changed files with 74 additions and 77 deletions

View File

@ -30,27 +30,17 @@ class EmployeeCheckin(Document):
)
def fetch_shift(self):
shift_actual_timings = get_actual_start_end_datetime_of_shift(
self.employee, get_datetime(self.time), True
)
if shift_actual_timings[0] and shift_actual_timings[1]:
if (
shift_actual_timings[2].shift_type.determine_check_in_and_check_out
== "Strictly based on Log Type in Employee Checkin"
and not self.log_type
and not self.skip_auto_attendance
):
frappe.throw(
_("Log Type is required for check-ins falling in the shift: {0}.").format(
shift_actual_timings[2].shift_type.name
)
)
shift_actual_timings = get_actual_start_end_datetime_of_shift(self.employee, get_datetime(self.time), True)
if shift_actual_timings:
if shift_actual_timings.shift_type.determine_check_in_and_check_out == 'Strictly based on Log Type in Employee Checkin' \
and not self.log_type and not self.skip_auto_attendance:
frappe.throw(_('Log Type is required for check-ins falling in the shift: {0}.').format(shift_actual_timings.shift_type.name))
if not self.attendance:
self.shift = shift_actual_timings[2].shift_type.name
self.shift_actual_start = shift_actual_timings[0]
self.shift_actual_end = shift_actual_timings[1]
self.shift_start = shift_actual_timings[2].start_datetime
self.shift_end = shift_actual_timings[2].end_datetime
self.shift = shift_actual_timings.shift_type.name
self.shift_actual_start = shift_actual_timings.actual_start
self.shift_actual_end = shift_actual_timings.actual_end
self.shift_start = shift_actual_timings.start_datetime
self.shift_end = shift_actual_timings.end_datetime
else:
self.shift = None

View File

@ -14,6 +14,9 @@ from erpnext.hr.doctype.employee.employee import get_holiday_list_for_employee
from erpnext.hr.doctype.holiday_list.holiday_list import is_holiday
from erpnext.hr.utils import validate_active_employee
from typing import Dict, List
class OverlappingShiftError(frappe.ValidationError):
pass
@ -171,8 +174,10 @@ def get_shift_type_timing(shift_types):
return shift_timing_map
def get_shift_for_time(shifts, for_timestamp):
def get_shift_for_time(shifts: List[Dict], for_timestamp: datetime) -> Dict:
"""Returns shift with details for given timestamp"""
valid_shifts = []
for entry in shifts:
shift_details = get_shift_details(entry.shift_type, for_timestamp=for_timestamp)
@ -195,13 +200,13 @@ def get_shift_for_time(shifts, for_timestamp):
valid_shifts[i] = curr_shift
valid_shifts[i + 1] = next_shift
exact_shift = get_exact_shift(valid_shifts, for_timestamp)
return exact_shift and exact_shift[2]
return get_exact_shift(valid_shifts, for_timestamp) or {}
return valid_shifts and valid_shifts[0]
return (valid_shifts and valid_shifts[0]) or {}
def get_shifts_for_date(employee, for_timestamp):
def get_shifts_for_date(employee: str, for_timestamp: datetime) -> List[Dict[str, str]]:
"""Returns list of shifts with details for given date"""
assignment = frappe.qb.DocType('Shift Assignment')
return (
@ -222,14 +227,14 @@ def get_shifts_for_date(employee, for_timestamp):
).run(as_dict=True)
def get_shift_for_timestamp(employee, for_timestamp):
def get_shift_for_timestamp(employee: str, for_timestamp: datetime) -> Dict:
shifts = get_shifts_for_date(employee, for_timestamp)
if shifts:
return get_shift_for_time(shifts, for_timestamp)
return None
return {}
def get_employee_shift(employee, for_timestamp=None, consider_default_shift=False, next_shift_direction=None):
def get_employee_shift(employee: str, for_timestamp: datetime = None, consider_default_shift: bool = False, next_shift_direction: str = None) -> Dict:
"""Returns a Shift Type for the given employee on the given date. (excluding the holidays)
:param employee: Employee for which shift is required.
@ -251,16 +256,18 @@ def get_employee_shift(employee, for_timestamp=None, consider_default_shift=Fals
if shift_details and is_holiday_date(employee, shift_details):
shift_details = None
# if no shift is found, find next or prev shift based on direction
# if no shift is found, find next or prev shift assignment based on direction
if not shift_details and next_shift_direction:
shift_details = get_prev_or_next_shift(employee, for_timestamp, consider_default_shift, default_shift, next_shift_direction)
return shift_details
return shift_details or {}
def get_prev_or_next_shift(employee, for_timestamp, consider_default_shift, default_shift, next_shift_direction):
def get_prev_or_next_shift(employee: str, for_timestamp: datetime, consider_default_shift: bool,
default_shift: str, next_shift_direction: str) -> Dict:
"""Returns a dict of shift details for the next or prev shift based on the next_shift_direction"""
MAX_DAYS = 366
shift_details = None
shift_details = {}
if consider_default_shift and default_shift:
direction = -1 if next_shift_direction == 'reverse' else 1
@ -286,10 +293,10 @@ def get_prev_or_next_shift(employee, for_timestamp, consider_default_shift, defa
if shift_details:
break
return shift_details
return shift_details or {}
def is_holiday_date(employee, shift_details):
def is_holiday_date(employee: str, shift_details: Dict) -> bool:
holiday_list_name = frappe.db.get_value('Shift Type', shift_details.shift_type.name, 'holiday_list')
if not holiday_list_name:
@ -298,7 +305,7 @@ def is_holiday_date(employee, shift_details):
return holiday_list_name and is_holiday(holiday_list_name, shift_details.start_datetime.date())
def get_employee_shift_timings(employee, for_timestamp=None, consider_default_shift=False):
def get_employee_shift_timings(employee: str, for_timestamp: datetime = None, consider_default_shift: bool = False) -> List[Dict]:
"""Returns previous shift, current/upcoming shift, next_shift for the given timestamp and employee"""
if for_timestamp is None:
for_timestamp = now_datetime()
@ -330,18 +337,26 @@ def get_employee_shift_timings(employee, for_timestamp=None, consider_default_sh
return prev_shift, curr_shift, next_shift
def get_actual_start_end_datetime_of_shift(employee, for_datetime, consider_default_shift=False):
"""Takes a datetime and returns the 'actual' start datetime and end datetime of the shift in which the timestamp belongs.
Here 'actual' means - taking into account the "begin_check_in_before_shift_start_time" and "allow_check_out_after_shift_end_time".
None is returned if the timestamp is outside any actual shift timings.
Shift Details are also returned(current/upcoming i.e. if timestamp not in any actual shift then details of next shift returned)
def get_actual_start_end_datetime_of_shift(employee: str, for_timestamp: datetime, consider_default_shift: bool = False) -> Dict:
"""
shift_timings_as_per_timestamp = get_employee_shift_timings(employee, for_datetime, consider_default_shift)
return get_exact_shift(shift_timings_as_per_timestamp, for_datetime)
Params:
employee (str): Employee name
for_timestamp (datetime, optional): Datetime value of checkin, if not provided considers current datetime
consider_default_shift (bool, optional): Flag (defaults to False) to specify whether to consider
default shift in employee master if no shift assignment is found
Returns:
dict: Dict containing shift details with actual_start and actual_end datetime values
Here 'actual' means taking into account the "begin_check_in_before_shift_start_time" and "allow_check_out_after_shift_end_time".
Empty Dict is returned if the timestamp is outside any actual shift timings.
"""
shift_timings_as_per_timestamp = get_employee_shift_timings(employee, for_timestamp, consider_default_shift)
return get_exact_shift(shift_timings_as_per_timestamp, for_timestamp)
def get_exact_shift(shifts, for_datetime):
actual_shift_start = actual_shift_end = shift_details = None
def get_exact_shift(shifts: List, for_timestamp: datetime) -> Dict:
"""Returns the shift details (dict) for the exact shift in which the 'for_timestamp' value falls among multiple shifts"""
shift_details = dict()
timestamp_list = []
for shift in shifts:
@ -355,9 +370,9 @@ def get_exact_shift(shifts, for_datetime):
if not timestamp:
continue
if for_datetime < timestamp:
if for_timestamp < timestamp:
timestamp_index = index
elif for_datetime == timestamp:
elif for_timestamp == timestamp:
# on timestamp boundary
if index%2 == 1:
timestamp_index = index
@ -369,29 +384,28 @@ def get_exact_shift(shifts, for_datetime):
if timestamp_index and timestamp_index%2 == 1:
shift_details = shifts[int((timestamp_index-1)/2)]
actual_shift_start = shift_details.actual_start
actual_shift_end = shift_details.actual_end
elif timestamp_index:
shift_details = shifts[int(timestamp_index/2)]
return actual_shift_start, actual_shift_end, shift_details
return shift_details
def get_shift_details(shift_type_name, for_timestamp=None):
"""Returns Shift Details which contain some additional information as described below.
'shift_details' contains the following keys:
def get_shift_details(shift_type_name: str, for_timestamp: datetime = None) -> Dict:
"""
Params:
shift_type_name (str): shift type name for which shift_details are required.
for_timestamp (datetime, optional): Datetime value of checkin, if not provided considers current datetime
Returns:
dict: Dict containing shift details with the following data:
'shift_type' - Object of DocType Shift Type,
'start_datetime' - Date and Time of shift start on given date,
'end_datetime' - Date and Time of shift end on given date,
'start_datetime' - datetime of shift start on given timestamp,
'end_datetime' - datetime of shift end on given timestamp,
'actual_start' - datetime of shift start after adding 'begin_check_in_before_shift_start_time',
'actual_end' - datetime of shift end after adding 'allow_check_out_after_shift_end_time'(None is returned if this is zero)
:param shift_type_name: shift type name for which shift_details is required.
:param for_timestamp: DateTime value on which shift_details are required
'actual_end' - datetime of shift end after adding 'allow_check_out_after_shift_end_time' (None is returned if this is zero)
"""
if not shift_type_name:
return None
if not for_timestamp:
return {}
if for_timestamp is None:
for_timestamp = now_datetime()
shift_type = frappe.get_doc('Shift Type', shift_type_name)
@ -400,17 +414,18 @@ def get_shift_details(shift_type_name, for_timestamp=None):
if shift_type.start_time > shift_type.end_time:
# shift spans accross 2 different days
if get_time(for_timestamp.time()) >= get_time(shift_actual_start):
# if for_timestamp is greater than start time, its in the first day
# if for_timestamp is greater than start time, it's within the first day
start_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.start_time
for_timestamp = for_timestamp + timedelta(days=1)
end_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.end_time
elif get_time(for_timestamp.time()) < get_time(shift_actual_start):
# if for_timestamp is less than start time, its in the second day
# if for_timestamp is less than start time, it's within the second day
end_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.end_time
for_timestamp = for_timestamp + timedelta(days=-1)
start_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.start_time
else:
# start and end times fall on the same day
# start and end timings fall on the same day
start_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.start_time
end_datetime = datetime.combine(for_timestamp, datetime.min.time()) + shift_type.end_time

View File

@ -113,17 +113,9 @@ class ShiftType(Document):
if not date_of_joining:
date_of_joining = employee_creation.date()
start_date = max(getdate(self.process_attendance_after), date_of_joining)
actual_shift_datetime = get_actual_start_end_datetime_of_shift(
employee, get_datetime(self.last_sync_of_checkin), True
)
last_shift_time = (
actual_shift_datetime[0]
if actual_shift_datetime[0]
else get_datetime(self.last_sync_of_checkin)
)
prev_shift = get_employee_shift(
employee, last_shift_time.date() - timedelta(days=1), True, "reverse"
)
actual_shift_datetime = get_actual_start_end_datetime_of_shift(employee, get_datetime(self.last_sync_of_checkin), True)
last_shift_time = actual_shift_datetime.actual_start if actual_shift_datetime else get_datetime(self.last_sync_of_checkin)
prev_shift = get_employee_shift(employee, last_shift_time.date()-timedelta(days=1), True, 'reverse')
if prev_shift:
end_date = (
min(prev_shift.start_datetime.date(), relieving_date)