# Copyright (C) 2018-2025 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from datetime import date

import django_tables2 as tables
from django.db.models import Q
from django.urls import reverse_lazy
from django.utils.html import format_html
from django.utils.translation import gettext_lazy as _
from django_tables2 import A
from note_kfet.middlewares import get_current_request
from permission.backends import PermissionBackend

from .models import WEIClub, WEIRegistration, Bus, BusTeam, WEIMembership


class WEITable(tables.Table):
    """
    List all WEI.
    """
    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        model = WEIClub
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('name', 'year', 'date_start', 'date_end',)
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
            'data-href': lambda record: reverse_lazy('wei:wei_detail', args=(record.pk,))
        }


class WEIRegistrationTable(tables.Table):
    """
    List all WEI registrations.
    """
    user = tables.LinkColumn(
        'member:user_detail',
        args=[A('user__pk')],
    )

    edit = tables.LinkColumn(
        'wei:wei_update_registration',
        orderable=False,
        args=[A('pk')],
        verbose_name=_("Edit"),
        text=_("Edit"),
        attrs={
            'a': {
                'class': 'btn btn-warning',
                'data-turbolinks': 'false',
            }
        }
    )

    validate = tables.Column(
        verbose_name=_("Validate"),
        orderable=True,
        accessor='validate_status',
        attrs={
            'th': {
                'id': 'validate-membership-header'
            }
        }
    )

    delete = tables.LinkColumn(
        'wei:wei_delete_registration',
        args=[A('pk')],
        orderable=False,
        verbose_name=_("Delete"),
        text=_("Delete"),
        attrs={
            'th': {
                'id': 'delete-membership-header'
            },
            'a': {
                'class': 'btn btn-danger',
                'data-type': 'delete-membership'
            }
        },
    )

    def render_deposit_type(self, record):
        if record.first_year:
            return format_html("∅")
        if record.deposit_type == 'check':
            # TODO Install Font Awesome 6 to acces more icons (and keep compaibility with current used v4)
            return format_html("""
        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 640" width="1.5em" height="1.5em"
        fill="currentColor" style="position: relative; left: -0.15em;">
            <path d="
                M128 128C92.7 128 64 156.7 64 192L64 448C64 483.3 92.7 512 128 512L512 512
                C547.3 512 576 483.3 576 448L576 192C576 156.7 547.3 128 512 128L128 128z
                M360 352L488 352C501.3 352 512 362.7 512 376C512 389.3 501.3 400 488 400L360 400
                C346.7 400 336 389.3 336 376C336 362.7 346.7 352 360 352z
                M336 264C336 250.7 346.7 240 360 240L488 240C501.3 240 512 250.7 512 264
                C512 277.3 501.3 288 488 288L360 288C346.7 288 336 277.3 336 264z
                M212 208C223 208 232 217 232 228L232 232L240 232C251 232 260 241 260 252
                C260 263 251 272 240 272L192.5 272C185.6 272 180 277.6 180 284.5
                C180 290.6 184.4 295.8 190.4 296.8L232.1 303.8C257.4 308 276 329.9 276 355.6
                C276 381.7 257 403.3 232 407.4L232 412.1C232 423.1 223 432.1 212 432.1
                C201 432.1 192 423.1 192 412.1L192 408.1L168 408.1C157 408.1 148 399.1 148 388.1
                C148 377.1 157 368.1 168 368.1L223.5 368.1C230.4 368.1 236 362.5 236 355.6
                C236 349.5 231.6 344.3 225.6 343.3L183.9 336.3C158.5 332 140 310.1 140 284.5
                C140 255.7 163.2 232.3 192 232L192 228C192 217 201 208 212 208z
            " />
        </svg>
    """)
        if record.deposit_type == 'note':
            return format_html("<i class=\"fa fa-exchange\"></i>")

    def render_validate(self, record):
        hasperm = PermissionBackend.check_perm(
            get_current_request(), "wei.add_weimembership", WEIMembership(
                club=record.wei,
                user=record.user,
                date_start=date.today(),
                date_end=date.today(),
                fee=0,
                registration=record,
            )
        )
        if not hasperm:
            return format_html("<span class='no-perm'></span>")

        url = reverse_lazy('wei:validate_registration', args=(record.pk,))
        text = _('Validate')
        status = record.validation_status
        if status == 2:
            btn_class = 'btn-secondary'
            tooltip = _("The user does not have enough money.")
        elif status == 1:
            btn_class = 'btn-info'
            tooltip = _("The user is in first year. You may validate the credit, the algorithm will run later.")
        else:
            btn_class = 'btn-success'
            tooltip = _("The user has enough money, you can validate the registration.")

        return format_html(f"<a class=\"btn {btn_class}\" data-type='validate-membership' data-toggle=\"tooltip\" "
                           f"title=\"{tooltip}\" href=\"{url}\">{text}</a>")

    def render_delete(self, record):
        hasperm = PermissionBackend.check_perm(get_current_request(), "wei.delete_weimembership", record)
        return _("Delete") if hasperm else format_html("<span class='no-perm'></span>")

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        order_by = ('validate', 'user',)
        model = WEIRegistration
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('user', 'user__first_name', 'user__last_name', 'first_year', 'deposit_given',
                  'deposit_type', 'edit', 'validate', 'delete',)
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
            'data-href': lambda record: record.pk
        }


class WEIMembershipTable(tables.Table):
    user = tables.LinkColumn(
        'wei:wei_update_membership',
        args=[A('pk')],
    )

    year = tables.Column(
        accessor=A("pk"),
        verbose_name=_("Year"),
    )

    bus = tables.LinkColumn(
        'wei:manage_bus',
        args=[A('bus__pk')],
    )

    team = tables.LinkColumn(
        'wei:manage_bus_team',
        args=[A('team__pk')],
    )

    def render_year(self, record):
        return str(record.user.profile.ens_year) + "A"

    def render_registration__deposit_type(self, record):
        if record.registration.first_year:
            return format_html("∅")
        if record.registration.deposit_type == 'check':
            # TODO Install Font Awesome 6 to acces more icons (and keep compaibility with current used v4)
            return format_html("""
        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 640" width="1.5em" height="1.5em"
        fill="currentColor" style="position: relative; left: -0.15em;">
            <path d="
                M128 128C92.7 128 64 156.7 64 192L64 448C64 483.3 92.7 512 128 512L512 512
                C547.3 512 576 483.3 576 448L576 192C576 156.7 547.3 128 512 128L128 128z
                M360 352L488 352C501.3 352 512 362.7 512 376C512 389.3 501.3 400 488 400L360 400
                C346.7 400 336 389.3 336 376C336 362.7 346.7 352 360 352z
                M336 264C336 250.7 346.7 240 360 240L488 240C501.3 240 512 250.7 512 264
                C512 277.3 501.3 288 488 288L360 288C346.7 288 336 277.3 336 264z
                M212 208C223 208 232 217 232 228L232 232L240 232C251 232 260 241 260 252
                C260 263 251 272 240 272L192.5 272C185.6 272 180 277.6 180 284.5
                C180 290.6 184.4 295.8 190.4 296.8L232.1 303.8C257.4 308 276 329.9 276 355.6
                C276 381.7 257 403.3 232 407.4L232 412.1C232 423.1 223 432.1 212 432.1
                C201 432.1 192 423.1 192 412.1L192 408.1L168 408.1C157 408.1 148 399.1 148 388.1
                C148 377.1 157 368.1 168 368.1L223.5 368.1C230.4 368.1 236 362.5 236 355.6
                C236 349.5 231.6 344.3 225.6 343.3L183.9 336.3C158.5 332 140 310.1 140 284.5
                C140 255.7 163.2 232.3 192 232L192 228C192 217 201 208 212 208z
            " />
        </svg>
    """)
        if record.registration.deposit_type == 'note':
            return format_html("<i class=\"fa fa-exchange\"></i>")

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        model = WEIMembership
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('user', 'user__last_name', 'user__first_name', 'registration__gender', 'user__profile__department',
                  'year', 'bus', 'team', 'registration__deposit_given', 'registration__deposit_type')
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
        }


class WEIRegistration1ATable(tables.Table):
    user = tables.LinkColumn(
        'wei:wei_bus_1A',
        args=[A('pk')],
    )

    preferred_bus = tables.Column(
        verbose_name=_('preferred bus').capitalize,
        accessor='pk',
        orderable=False,
    )

    def render_preferred_bus(self, record):
        information = record.information
        return information['selected_bus_name'] if 'selected_bus_name' in information else "—"

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        model = WEIRegistration
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('user', 'user__last_name', 'user__first_name', 'gender',
                  'user__profile__department', 'preferred_bus', 'membership__bus', )
        row_attrs = {
            'class': lambda record: '' if 'selected_bus_pk' in record.information else 'bg-danger',
        }


class BusTable(tables.Table):
    name = tables.LinkColumn(
        'wei:manage_bus',
        args=[A('pk')],
    )

    teams = tables.Column(
        accessor=A("teams"),
        verbose_name=_("Teams"),
        attrs={
            "td": {
                "class": "text-truncate",
            }
        }
    )

    count = tables.Column(
        verbose_name=_("Members count"),
    )

    def render_teams(self, value):
        return ", ".join(team.name for team in value.order_by('name').all())

    def render_count(self, value):
        return str(value) + " " + (str(_("members")) if value > 1 else str(_("member")))

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        model = Bus
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('name', 'teams', )
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
        }


class BusTeamTable(tables.Table):
    name = tables.LinkColumn(
        'wei:manage_bus_team',
        args=[A('pk')],
    )

    color = tables.Column(
        attrs={
            "td": {
                "style": lambda record: "background-color: #{:06X}; color: #{:06X};"
                                        .format(record.color, 0xFFFFFF - record.color, )
            }
        }
    )

    def render_count(self, value):
        return str(value) + " " + (str(_("members")) if value > 1 else str(_("member")))

    count = tables.Column(
        verbose_name=_("Members count"),
    )

    def render_color(self, value):
        return "#{:06X}".format(value)

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        model = BusTeam
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('name', 'color',)
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
            'data-href': lambda record: reverse_lazy('wei:manage_bus_team', args=(record.pk, ))
        }


class BusRepartitionTable(tables.Table):
    name = tables.Column(
        verbose_name=_("name").capitalize,
        accessor='name',
    )

    suggested_first_year = tables.Column(
        verbose_name=_("suggested first year").capitalize,
        accessor='pk',
        orderable=False,
    )

    validated_first_year = tables.Column(
        verbose_name=_("validated first year").capitalize,
        accessor='pk',
        orderable=False,
    )

    validated_staff = tables.Column(
        verbose_name=_("validated staff").capitalize,
        accessor='pk',
        orderable=False,
    )

    size = tables.Column(
        verbose_name=_("seat count in the bus").capitalize,
        accessor='size',
    )

    free_seats = tables.Column(
        verbose_name=_("free seats").capitalize,
        accessor='pk',
        orderable=False,
    )

    def render_suggested_first_year(self, record):
        registrations = WEIRegistration.objects.filter(Q(membership__isnull=True) | Q(membership__bus__isnull=True),
                                                       first_year=True, wei=record.wei)
        registrations = [r for r in registrations if 'selected_bus_pk' in r.information]
        return sum(1 for r in registrations if r.information['selected_bus_pk'] == record.pk)

    def render_validated_first_year(self, record):
        return WEIRegistration.objects.filter(first_year=True, membership__bus=record).count()

    def render_validated_staff(self, record):
        return WEIRegistration.objects.filter(first_year=False, membership__bus=record).count()

    def render_free_seats(self, record):
        return record.size - self.render_validated_staff(record) - self.render_validated_first_year(record)

    class Meta:
        attrs = {
            'class': 'table table-condensed table-striped table-hover'
        }
        models = Bus
        template_name = 'django_tables2/bootstrap4.html'
        fields = ('name', )
        row_attrs = {
            'class': 'table-row',
            'id': lambda record: "row-" + str(record.pk),
        }