import random

from django.contrib.auth.models import Group, Permission
from django.core.management.base import BaseCommand, CommandError
from django.db import transaction

from RIGS import models


class Command(BaseCommand):
    help = "Adds sample data to use for testing"
    can_import_settings = True

    profiles = []
    keyholder_group = None
    finance_group = None
    hs_group = None

    def handle(self, *args, **options):
        print("Generating sample user data")
        from django.conf import settings

        if not (settings.DEBUG or settings.STAGING):
            raise CommandError("You cannot run this command in production")

        random.seed(
            "Some object to seed the random number generator"
        )  # otherwise it is done by time, which could lead to inconsistent tests

        with transaction.atomic():
            self.setup_groups()
            self.setup_useful_profiles()
            self.setup_generic_profiles()
        print("Done generating sample user data")

    def setup_groups(self):
        self.keyholder_group = Group.objects.create(name="Keyholders")
        self.finance_group = Group.objects.create(name="Finance")
        self.hs_group = Group.objects.create(name="H&S")

        keyholder_perms = [
            "add_event",
            "change_event",
            "view_event",
            "add_eventitem",
            "change_eventitem",
            "delete_eventitem",
            "add_organisation",
            "change_organisation",
            "view_organisation",
            "add_person",
            "change_person",
            "view_person",
            "view_profile",
            "add_venue",
            "change_venue",
            "view_venue",
            "add_asset",
            "change_asset",
            "delete_asset",
            "view_asset",
            "view_supplier",
            "change_supplier",
            "asset_finance",
            "add_supplier",
            "view_cabletype",
            "change_cabletype",
            "add_cabletype",
            "view_eventchecklist",
            "change_eventchecklist",
            "add_eventchecklist",
            "view_riskassessment",
            "change_riskassessment",
            "add_riskassessment",
        ]
        finance_perms = keyholder_perms + [
            "add_invoice",
            "change_invoice",
            "view_invoice",
            "add_payment",
            "change_payment",
            "delete_payment",
        ]
        hs_perms = keyholder_perms + ["review_riskassessment", "review_eventchecklist"]

        for permId in keyholder_perms:
            self.keyholder_group.permissions.add(Permission.objects.get(codename=permId))

        for permId in finance_perms:
            self.finance_group.permissions.add(Permission.objects.get(codename=permId))

        for permId in hs_perms:
            self.hs_group.permissions.add(Permission.objects.get(codename=permId))
        self.keyholder_group.save()
        self.finance_group.save()
        self.hs_group.save()

    def setup_generic_profiles(self):
        names = [
            "Clara Oswin Oswald",
            "Rory Williams",
            "Amy Pond",
            "River Song",
            "Martha Jones",
            "Donna Noble",
            "Jack Harkness",
            "Mickey Smith",
            "Rose Tyler",
        ]
        for i, name in enumerate(names):
            new_profile = models.Profile.objects.create(
                username=name.replace(" ", ""),
                first_name=name.split(" ")[0],
                last_name=name.split(" ")[-1],
                email=name.replace(" ", "") + "@example.com",
                initials="".join([j[0].upper() for j in name.split()]),
            )
            if i % 2 == 0:
                new_profile.phone = "01234 567894"

            new_profile.save()
            self.profiles.append(new_profile)

    def setup_useful_profiles(self):
        super_user = models.Profile.objects.create_superuser(
            username="superuser",
            email="superuser@example.com",
            password="superuser",
            first_name="Super",
            last_name="User",
            initials="SU",
            is_active=True,
        )
        super_user.save()

        finance_user = models.Profile.objects.create_user(
            username="finance",
            email="financeuser@example.com",
            password="finance",
            first_name="Finance",
            last_name="User",
            initials="FU",
            is_active=True,
            is_approved=True,
        )
        finance_user.groups.add(self.finance_group)
        finance_user.groups.add(self.keyholder_group)
        finance_user.save()

        hs_user = models.Profile.objects.create_user(
            username="hs",
            email="hsuser@example.com",
            password="hs",
            first_name="HS",
            last_name="User",
            initials="HSU",
            is_active=True,
            is_approved=True,
        )
        hs_user.groups.add(self.hs_group)
        hs_user.groups.add(self.keyholder_group)
        hs_user.save()

        keyholder_user = models.Profile.objects.create_user(
            username="keyholder",
            email="keyholderuser@example.com",
            password="keyholder",
            first_name="Keyholder",
            last_name="User",
            initials="KU",
            is_active=True,
            is_approved=True,
        )
        keyholder_user.groups.add(self.keyholder_group)
        keyholder_user.save()

        models.Profile.objects.create_user(
            username="basic",
            email="basicuser@example.com",
            password="basic",
            first_name="Basic",
            last_name="User",
            initials="BU",
            is_active=True,
            is_approved=True,
        )