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from pyomo.environ import *
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from pyomo.opt import SolverFactory
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from pyomo.opt.results import SolverStatus
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from rota.shifts import SingleShift, RotaBuilder, days
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from rota.workers import Worker
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import datetime
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import sys
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import os
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use_neos = False
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use_cplex = False
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solve = True
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weeks_to_rota = 13
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time_to_run = 258500
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# allow = 5000
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ratio = 0.001
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use_live_rota = False
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suspend_on_finish = False
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sites = ("truro", "exeter", "torbay", "barnstaple", "plymouth", "proc", "truro no proc")
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Rota = RotaBuilder(
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# datetime.date(2022, 6, 6),
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datetime.date(2022, 3, 7),
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# Rota = RotaBuilder(datetime.date(2021, 12, 6),
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# Rota = RotaBuilder(datetime.date(2021, 11, 8),
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weeks_to_rota=weeks_to_rota,
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balance_offset_modifier=1,
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max_weekend_frequency=2,
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max_night_frequency=2,
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use_shift_balance_extra=True,
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use_bank_holiday_extra=True,
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)
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Rota.constraint_options["limit_to_1_st2_on_nights"] = True
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Rota.constraint_options["ensure_1_st4_plus_on_nights"] = True
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Rota.constraint_options["balance_nights"] = True
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#Rota.constraint_options["constrain_time_off_after_nights"] = True
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Rota.constraint_options["balance_nights_across_sites"] = True
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Rota.constraint_options["balance_blocks"] = True
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Rota.constraint_options["balance_weekends"] = True
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Rota.constraint_options["balance_shifts_over_workers"] = True
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Rota.constraint_options["balance_bank_holidays"] = True
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Rota.constraint_options["avoid_st2_first_month"] = False
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Rota.constraint_options["hard_constrain_pair_separation"] = True
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Rota.constraint_options["max_weekends"] = 7
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#Rota.constraint_options["prevent_monday_and_tuesday_after_full_weekends"] = [
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# "truro",
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# "torbay",
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# "exeter",
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# "plymouth",
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# "plymouth no proc",
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# "truro no proc",
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#]
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#Rota.constraint_options["prevent_monday_after_full_weekends"] = [
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# "plymouth",
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# "plymouth no proc",
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#]
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#Rota.constraint_options["prevent_fridays_before_full_weekends"] = [
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# "plymouth",
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# "plymouth no proc",
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#]
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#Rota.constraint_options["prevent_thursdays_before_full_weekends"] = [
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# "truro",
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# "torbay",
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# "exeter",
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# "truro no proc",
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#]
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Rota.add_shifts(
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SingleShift(
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("exeter",),
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"exeter_twilight",
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12.5,
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days[:4],
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balance_offset=3,
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constraints=["max_2_shifts_per_week"],
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),
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SingleShift(
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("truro", "truro no proc"), "truro_twilight", 12.5, days[:4], balance_offset=3
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),
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SingleShift(
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("torbay", "torbay twilights"),
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"torbay_twilight",
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12.5,
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days[:4],
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balance_offset=5,
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assign_as_block=True,
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),
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SingleShift(
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("plymouth", "plymouth_twilights"),
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"plymouth_twilight",
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12.5,
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days[:5],
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balance_offset=3,
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workers_required=1,
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constraints=["max_2_shifts_per_week"],
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),
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SingleShift(
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("exeter",),
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"weekend_exeter",
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12.5,
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days[4:],
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balance_offset=4,
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rota_on_nwds=True,
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force_as_block=True,
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constraints=["preclear2", "postclear2"],
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),
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SingleShift(
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("truro", "truro no proc"),
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"weekend_truro",
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12.5,
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days[4:],
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balance_offset=4,
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rota_on_nwds=True,
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force_as_block=True,
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constraints=["preclear2", "postclear2"],
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# force_as_block_unless_nwd=True
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),
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SingleShift(
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("torbay",),
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"weekend_torbay",
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12.5,
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days[4:],
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balance_offset=4,
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rota_on_nwds=True,
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force_as_block=True,
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constraints=["preclear2", "postclear2"],
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# force_as_block_unless_nwd=True
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),
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SingleShift(
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("plymouth",),
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"weekend_plymouth1",
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8,
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days[5:],
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balance_offset=4,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=True,
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constraints=["preclear2", "postclear2"],
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),
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SingleShift(
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("plymouth",),
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"weekend_plymouth2",
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8,
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days[5:],
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balance_offset=4,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=True,
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constraints=["preclear2", "postclear2"],
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),
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SingleShift(
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("plymouth", "plymouth_twilights"),
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"plymouth_bank_holidays",
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8,
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days[5:],
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balance_offset=2,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=False,
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bank_holidays_only=True,
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),
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SingleShift(
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(sites[:-1]),
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"night_weekday",
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12.25,
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days[:4],
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balance_offset=4.9,
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balance_weighting=1,
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# hard_constrain_shift=False,
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workers_required=3,
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force_as_block=True,
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rota_on_nwds=True,
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constraints=["night", "preclear2", "postclear2"],
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),
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SingleShift(
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(sites[:-1]),
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"night_weekend",
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12.25,
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days[4:],
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balance_offset=3.9,
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balance_weighting=1,
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# hard_constrain_shift=False,
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workers_required=3,
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force_as_block=True,
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rota_on_nwds=True,
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constraints=["night", "preclear2", "postclear2"],
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),
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)
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use_test_workers = False
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load_leave = True
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Rota.build_shifts()
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if load_leave:
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import leave
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workers = leave.load_leave(Rota, use_live_rota)
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# Import trainee data
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if use_test_workers:
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# Rota.add_workers([
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# Worker(Rota,
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# i,
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# "Truro {}".format(i),
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# "truro",
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# 3,
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# nwd=['Fri', "Sat", "Sun"]) for i in range(1, 2)
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# ])
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Rota.add_workers(
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[
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Worker(
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Rota,
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"Truro {}".format(i),
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"truro",
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4,
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id=i,
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)
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for i in range(1, 9)
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]
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)
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Rota.add_workers(
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[Worker(Rota, i, "Plym {}".format(i), "plymouth", 4, 50) for i in range(9, 17)]
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)
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Rota.add_workers(
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[
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Worker(
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Rota, i, "Plym {}".format(i), "plymouth", 4, 80, end_date="2020/10/05"
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)
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for i in range(17, 19)
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]
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)
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else:
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n = 0
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for worker in workers:
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n = n + 1
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worker_name = worker
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w = workers[worker]
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site = w["site"]
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grade = w["grade"]
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fte = w["fte"]
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nwd = w["nwd"]
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end_date = w["end_date"]
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oop = w["oop"]
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grade = w["grade"]
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pair = w["pair"]
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# name, site, grade, fte, nwd, end_date, oop, twi, twi_we, night, night_we, pw1, pw2, extra = row
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# Ignore trainees if fte == 0 (what are they doing here anyway)
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if fte == 0 or fte == "0" or fte == "":
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continue
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nwds = []
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if nwd:
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for i in nwd.split(","):
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nwd_start_date = Rota.start_date
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nwd_end_date = Rota.rota_end_date
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if "[" in i:
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a, b = i.split("[")[1][:-1].split("-")
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nwd_start_date = datetime.datetime.strptime(a, "%d/%m/%y").date()
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nwd_end_date = datetime.datetime.strptime(b, "%d/%m/%y").date()
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nwds.append(
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(
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i.split("[")[0].strip()[:3].capitalize(),
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nwd_start_date,
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nwd_end_date,
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)
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)
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# nwds = [i.strip()[:3].capitalize() for i in nwd.split("/")] if nwd else None
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end_date = end_date if end_date else None
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oop = oop.split("-") if oop else None
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previous_shifts = {}
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# if twi:
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# worked = twi.split(" ")[0]
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# allocated = twi.split(" ")[1][1:-1]
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# previous_shifts["{}_twilight".format(site.lower())] = (worked, allocated)
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# if twi_we:
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# worked = twi_we.split(" ")[0]
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# allocated = twi_we.split(" ")[1][1:-1]
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# previous_shifts["weekend_{}".format(site.lower())] = (worked, allocated)
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# if night:
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# worked = night.split(" ")[0]
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# allocated = night.split(" ")[1][1:-1]
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# previous_shifts["night_weekday".format(site.lower())] = (worked, allocated)
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# if night_we:
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# worked = night_we.split(" ")[0]
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# allocated = night_we.split(" ")[1][1:-1]
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# previous_shifts["night_weekend".format(site.lower())] = (worked, allocated)
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# if pw1:
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# worked = pw1.split(" ")[0]
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# allocated = pw1.split(" ")[1][1:-1]
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# previous_shifts["weekend_plymouth1"] = (worked, allocated)
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# if pw2:
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# worked = pw2.split(" ")[0]
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# allocated = pw2.split(" ")[1][1:-1]
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# previous_shifts["weekend_plymouth2"] = (worked, allocated)
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leave_requests = w["leave"]
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work_requests = w["requests"]
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site_pref = w["site_pref"]
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Rota.add_worker(
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Worker(
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Rota,
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worker_name,
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site.lower(),
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int(grade[2]),
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n,
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int(fte),
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nwds,
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end_date,
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oop,
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not_available_to_work=leave_requests,
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work_requests=work_requests,
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remote_site=site_pref,
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previous_shifts=previous_shifts,
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pair=pair,
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shift_balance_extra=w["shift_balance_extra"],
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bank_holiday_extra=w["bank_holiday_extra"],
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)
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)
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print("Building model")
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Rota.build_workers()
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Rota.sites.add("plymouth_twilights")
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Rota.build_model()
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print(Rota.get_worker_details())
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if not solve:
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ResultsHolder = RotaResults(Rota)
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ResultsHolder.export_rota_to_html()
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sys.exit(0)
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solver_options = {"ratio": ratio, "seconds": time_to_run, "threads": 10}
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Rota.solve_model(options=solver_options)
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# print(Rota.get_worker_details())
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# optimizer = SolverFactory('cbc')
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# result = optimizer.solve(prob,tee=True)
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# result.Solver.Status = SolverStatus.warning
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# prob.solutions.load_from(result)
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#ResultsHolder = RotaResults(Rota)
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#worker_timetable_brief = ResultsHolder.get_worker_timetable_brief(
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# show_prefs=False, show_unavailable=False
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#)
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#
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#print(worker_timetable_brief)
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Rota.export_rota_to_html()
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Rota.export_rota_to_csv("rota")
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if suspend_on_finish:
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os.system("systemctl suspend")
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