# -*- coding: utf-8 -*-
from functools import update_wrapper
from django.conf.urls import url
from django.contrib import admin
from django.utils import timezone
import hashlib
from django.contrib import messages
from .models import Users, App_types, Teams, account_types, Configuration
from actions import export_as_csv_action
from django.http import HttpResponse, HttpResponseRedirect
from django.template import RequestContext
from django.shortcuts import render
from .forms import NameForm
from django.core.mail import send_mail
import datetime


class taxidrivers_Admin(admin.ModelAdmin):
    change_list_template = 'change_list.html'
    quick_add_template = 'quick_driver_add.html'
    list_display = ('get_code_id', 'get_driver_name','is_active', 'last_update', 'position', 'speed', 'account_type', 'latency', 'client', 'client_version', 'driver_state', 'expiration_date')
    search_fields = ('name', 'surname', 'code_id')
    list_filter = ('last_update','account_type', 'driver_state', 'client', 'client_version','entry_date','expiration_date')
    actions = ['activate_pro','activate_basic']
    #fieldsets = (
    #    (None, {
    #        'fields': ('name', 'surname', 'last_update', 'position')
    #    }),
    #    ('Advanced options', {
    #        'classes': ('collapse',),
    #        'fields': ('speed', 'latency'),
    #    }),
    #)
    #filter_horizontal = ('client',)
    def get_code_id(self, obj):
        if obj.code_id == -1:
            id = -1
        else:
            id = obj.code_id + 200
        return id
    get_code_id.short_description = 'CODE ID' # Set the Header label of the results in list
    get_code_id.admin_order_field = 'code_id'
    def is_expired(self, obj):
        if obj.expiration_date > timezone.now():
            return True
        else:
            return False
    is_expired.short_description = 'Expired'
    is_expired.boolean = True

    def get_driver_name(self, obj):
        return u'%s %s ' % (obj.surname, obj.name)
    get_driver_name.short_description = 'Driver Name' # Set the Header label of the results in list
    get_driver_name.admin_order_field = 'surname' # If the get_code_id expression is complex this variable tells which property to use for sorting

    def is_active(self, obj):
        if obj.code_id == -1:
            return False
        else:
            return True
    is_active.boolean = True

    def get_urls(self):
        def wrap(view):
            def wrapper(*args, **kwargs):
                return self.admin_site.admin_view(view)(*args, **kwargs)
            wrapper.model_admin = self
            return update_wrapper(wrapper, view)

        urls = super(taxidrivers_Admin,self).get_urls()

        info = self.model._meta.app_label, self.model._meta.model_name

        my_urls = [
            url(r'^quick_add_driver/$', wrap(self.quick_add_driver), name='%s_%s_quick_add_driver' % info),
            url(r'^download_as_xls/$', self.download_as_xls_view),
        ]
        return my_urls + urls

    def quick_add_driver(self, request):
        if request.method == 'POST':
            # create a form instance and populate it with data from the request:
            form = NameForm(request.POST)
            # check whether it's valid:
            if form.is_valid():
                driver = form.save(commit=False)
                all_drivers = Users.objects.order_by('code_id').all()
                tmp_code_id = 0

                for e in all_drivers:
                    if(e.code_id == -1):
                        continue
                    if(tmp_code_id == e.code_id):
                        tmp_code_id += 1
                    else:
                        driver.code_id = tmp_code_id
                        break

                m = hashlib.md5()
                m.update(driver.real_password)
                driver.password = m.hexdigest()
                driver.save()
                send_email(form.data['client'], driver, 'ACTIVATE')
                if '_save' in form.data:
                    return HttpResponseRedirect('../')
                elif '_addanother' in form.data:
                    form = NameForm()
                elif '_continue' in form.data:
                    form = form
                # process the data in form.cleaned_data as required
                # ...
                # redirect to a new URL:
                #return HttpResponseRedirect('../')

        # if a GET (or any other method) we'll create a blank form
        else:
            form = NameForm()

        context = {'title': 'Add TaxiDriver',
                    'opts': Users._meta,
                    'change': False,
                    'add': True,
                    'obj': None,
                    'is_popup': False,
                    'save_as': True,
                    'has_delete_permission': False,
                    'has_add_permission': True,
                    'has_change_permission': True,
                    'form': form,
                    }

        return render(request, self.quick_add_template, context)

    def activate_basic(self, request, queryset):
        all_drivers = Users.objects.order_by('code_id').all()
        for td in queryset:
            if td.code_id == -1:
                tmp_code_id = 0

                for e in all_drivers:
                    if e.code_id == -1:
                        continue
                    if tmp_code_id == e.code_id:
                        tmp_code_id += 1
                    else:
                        td.code_id = tmp_code_id
                        break
                td.client = App_types.objects.get(pk=0)  # For Basic
                td.expiration_date = datetime.datetime.now() + datetime.timedelta(days=35)  # Activate for 35 days
                td.save()
                send_email('0', td, 'ACTIVATE')
            else:
                messages.add_message(request, messages.WARNING, 'TaxiDriver (%s) %s %s is already active' % (td.code_id + 200, td.name, td.surname))
                return

        self.message_user(request, "TaxiDrivers Successfully activated as BASIC")
            # queryset.update(status='p')

    activate_basic.short_description = "Activate TaxiDrivers for BASIC"

    def activate_pro(self, request, queryset):
        all_drivers = Users.objects.order_by('code_id').all()

        for td in queryset:
            if td.code_id == -1:
                tmp_code_id = 0

                for e in all_drivers:
                    if e.code_id == -1:
                        continue
                    if tmp_code_id == e.code_id:
                        tmp_code_id += 1
                    else:
                        td.code_id = tmp_code_id
                        break
                td.client = App_types.objects.get(pk=1)  # For PRO
                td.expiration_date = datetime.datetime.now() + datetime.timedelta(days=35)  # Activate for 35 days
                td.save()
                send_email('1', td, 'ACTIVATE')
            else:
                messages.add_message(request, messages.WARNING, 'TaxiDriver (%s) %s %s is already active' % (td.code_id + 200, td.name, td.surname))
                return
        self.message_user(request, "TaxiDrivers Successfully activated as PRO")

    activate_pro.short_description = "Activate TaxiDrivers for PRO"

    def download_as_xls_view(self, request):
        """Generates an xls file
        """

        response = HttpResponse(mimetype='application/ms-excel')
        response['Content-Disposition'] = \
            'attachment; filename=Report.xls'
        # do something
        return response


def send_email(client_type, driver, action):
    mail_addresses = []
    if action == 'NEW':
        title = u'Νέος Οδηγός'
    if action == 'ACTIVATE':
        title = u'Ενεργοποίηση Οδηγού'
    if client_type == '0':
        title += u' Basic (%s %s) ' % (driver.surname, driver.name)
        link = u'\n\nLink Taxiplus Basic: http://basic.taxiplus.gr'
    elif client_type == '1':
        title += u' Pro (%s %s) ' % (driver.surname, driver.name)
        link = u'\n\nLink Taxiplus Pro: http://pro.taxiplus.gr'
    elif client_type == '2':
        title = u'Νέος Χρήστης Contacts (%s %s) ' % (driver.surname, driver.name)
        link = u'\n\nLink Taxiplus Contacts: http://api.taxiplus.gr/updates/TaxiplusContacts.apk'
    elif client_type == '3':
        title = u'Νέος Πελάτης (%s %s) ' % (driver.surname, driver.name)
        link = u'\n\nLink Taxiplus Customer: http://api.taxiplus.gr/updates/TaxiplusCustomer.apk'

    body = u'Στοιχεία Οδηγού:\n------------------------------\nΌνομα: %s\nΕπώνυμο: %s\nΟμάδα: %s\nUsername: %s\nPassword: %s\n\n%s\n\n\nΜε εκτίμηση,\nTaxiplus Team' % (driver.name, driver.surname, driver.team.team_name, driver.username, driver.real_password, link)

    su_email = Users.objects.get(pk=0).email.split(',')[0].split(':')[1].strip()
    mail_addresses.append(su_email)  # Get the email address of the SU of the system
    taxiplus_support_mail = Configuration.objects.get(parameter='TAXIPLUS_SUPPORT_EMAIL').value.strip()
    mail_addresses.append(taxiplus_support_mail)  # Get the email address of TAXIPLUS_SUPPORT

    # Send Mail to Team Leader
    team_leader_mail = Users.objects.get(pk=Teams.objects.get(pk=driver.team.id).leader.id).email.split(',')[0].split(':')[1].strip()  # Get the email address of the team leader of the driver
    if team_leader_mail != taxiplus_support_mail:
        mail_addresses.append(team_leader_mail)

    driver_email = driver.email.split(',')[0].split(':')[1].strip()
    if driver_email:
        mail_addresses.append(driver_email)  # Add the email address of the driver

    send_mail(
        title,
        body,
        'support@taxiplus.gr',
        mail_addresses,
        fail_silently=False,
    )


admin.site.register(Users, taxidrivers_Admin)
admin.site.register(App_types)
admin.site.register(Teams)
admin.site.register(account_types)
admin.site.register(Configuration)