from django.views.generic import ListView, DetailView, RedirectView
from django.views.generic.edit import UpdateView, CreateView, DeleteView
from django.shortcuts import render
from django.core.urlresolvers import reverse_lazy
from django.forms.models import modelform_factory
from django.forms import HiddenInput
from django.forms.extras.widgets import SelectDateWidget

from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin, CanCreateMixin
from core.views.forms import SelectFile
from accounting.models import BankAccount, ClubAccount, GeneralJournal, Operation, AccountingType, Company

# Accounting types

class AccountingTypeListView(CanViewMixin, ListView):
    """
    A list view for the admins
    """
    model = AccountingType
    template_name = 'accounting/accountingtype_list.jinja'

class AccountingTypeEditView(CanViewMixin, UpdateView):
    """
    An edit view for the admins
    """
    model = AccountingType
    pk_url_kwarg = "type_id"
    fields = ['code', 'label', 'movement_type']
    template_name = 'core/edit.jinja'

class AccountingTypeCreateView(CanCreateMixin, CreateView):
    """
    Create an accounting type (for the admins)
    """
    model = AccountingType
    fields = ['code', 'label', 'movement_type']
    template_name = 'core/create.jinja'

# BankAccount views

class BankAccountListView(CanViewMixin, ListView):
    """
    A list view for the admins
    """
    model = BankAccount
    template_name = 'accounting/bank_account_list.jinja'

class BankAccountEditView(CanViewMixin, UpdateView):
    """
    An edit view for the admins
    """
    model = BankAccount
    pk_url_kwarg = "b_account_id"
    fields = ['name', 'iban', 'number']
    template_name = 'core/edit.jinja'

class BankAccountDetailView(CanViewMixin, DetailView):
    """
    A detail view, listing every club account
    """
    model = BankAccount
    pk_url_kwarg = "b_account_id"
    template_name = 'accounting/bank_account_details.jinja'

class BankAccountCreateView(CanCreateMixin, CreateView):
    """
    Create a bank account (for the admins)
    """
    model = BankAccount
    fields = ['name', 'club', 'iban', 'number']
    template_name = 'core/create.jinja'

class BankAccountDeleteView(CanEditPropMixin, DeleteView): # TODO change Delete to Close
    """
    Delete a bank account (for the admins)
    """
    model = BankAccount
    pk_url_kwarg = "b_account_id"
    template_name = 'core/delete_confirm.jinja'
    success_url = reverse_lazy('accounting:bank_list')

# ClubAccount views

class ClubAccountEditView(CanViewMixin, UpdateView):
    """
    An edit view for the admins
    """
    model = ClubAccount
    pk_url_kwarg = "c_account_id"
    fields = ['name', 'club', 'bank_account']
    template_name = 'core/edit.jinja'

class ClubAccountDetailView(CanViewMixin, DetailView):
    """
    A detail view, listing every journal
    """
    model = ClubAccount
    pk_url_kwarg = "c_account_id"
    template_name = 'accounting/club_account_details.jinja'

class ClubAccountCreateView(CanCreateMixin, CreateView):
    """
    Create a club account (for the admins)
    """
    model = ClubAccount
    fields = ['name', 'club', 'bank_account']
    template_name = 'core/create.jinja'

    def get_initial(self):
        ret = super(ClubAccountCreateView, self).get_initial()
        if 'parent' in self.request.GET.keys():
            obj = BankAccount.objects.filter(id=int(self.request.GET['parent'])).first()
            if obj is not None:
                ret['bank_account'] = obj.id
        return ret

class ClubAccountDeleteView(CanEditPropMixin, DeleteView): # TODO change Delete to Close
    """
    Delete a club account (for the admins)
    """
    model = ClubAccount
    pk_url_kwarg = "c_account_id"
    template_name = 'core/delete_confirm.jinja'
    success_url = reverse_lazy('accounting:bank_list')

# Journal views

class JournalCreateView(CanCreateMixin, CreateView):
    """
    Create a general journal
    """
    model = GeneralJournal
    fields = ['name', 'start_date', 'club_account']
    template_name = 'core/create.jinja'

    def get_initial(self):
        ret = super(JournalCreateView, self).get_initial()
        if 'parent' in self.request.GET.keys():
            obj = ClubAccount.objects.filter(id=int(self.request.GET['parent'])).first()
            if obj is not None:
                ret['club_account'] = obj.id
        return ret

class JournalDetailView(CanViewMixin, DetailView):
    """
    A detail view, listing every operation
    """
    model = GeneralJournal
    pk_url_kwarg = "j_id"
    template_name = 'accounting/journal_details.jinja'

class JournalEditView(CanEditMixin, UpdateView):
    """
    Update a general journal
    """
    model = GeneralJournal
    pk_url_kwarg = "j_id"
    fields = ['name', 'start_date', 'end_date', 'club_account', 'closed']
    template_name = 'core/edit.jinja'

# Operation views

class OperationCreateView(CanCreateMixin, CreateView):
    """
    Create an operation
    """
    model = Operation
    form_class = modelform_factory(Operation,
            fields=['amount', 'label', 'remark', 'journal', 'target_type', 'target_id', 'target_label', 'date', 'mode',
                'cheque_number', 'invoice', 'accounting_type', 'done'],
            widgets={'journal': HiddenInput, 'date': SelectDateWidget})
    template_name = 'core/create.jinja'

    def get_initial(self):
        ret = super(OperationCreateView, self).get_initial()
        if 'parent' in self.request.GET.keys():
            obj = GeneralJournal.objects.filter(id=int(self.request.GET['parent'])).first()
            if obj is not None:
                ret['journal'] = obj.id
        return ret

class OperationEditView(CanEditMixin, UpdateView):
    """
    An edit view, working as detail for the moment
    """
    model = Operation
    pk_url_kwarg = "op_id"
    form_class = modelform_factory(Operation,
            fields = ['amount', 'label', 'remark', 'target_type', 'target_id', 'target_label', 'date', 'mode', 'cheque_number',
                    'invoice', 'accounting_type', 'done'],
            widgets={'date': SelectDateWidget, 'invoice': SelectFile})
    template_name = 'core/edit.jinja'

# Company views

class CompanyCreateView(CanCreateMixin, CreateView):
    """
    Create a company
    """
    model = Company
    fields = ['name']
    template_name = 'core/create.jinja'

class CompanyEditView(CanCreateMixin, UpdateView):
    """
    Edit a company
    """
    model = Company
    pk_url_kwarg = "co_id"
    fields = ['name']
    template_name = 'core/edit.jinja'