# -*- coding: utf-8 -*-
##############################################################################
#    
#    OpenERP, Open Source Management Solution
#    Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.     
#
##############################################################################

from openerp.osv import fields, osv

def location_name_search(self, cr, user, name='', args=None, operator='ilike',
                         context=None, limit=100):
    if not args:
        args = []

    ids = []
    if len(name) == 2:
        ids = self.search(cr, user, [('code', 'ilike', name)] + args,
                          limit=limit, context=context)

    search_domain = [('name', operator, name)]
    if ids: search_domain.append(('id', 'not in', ids))
    ids.extend(self.search(cr, user, search_domain + args,
                           limit=limit, context=context))

    locations = self.name_get(cr, user, ids, context)
    return sorted(locations, key=lambda (id, name): ids.index(id))

class Country(osv.osv):
    _name = 'res.country'
    _description = 'Country'
    _columns = {
        'name': fields.char('Country Name',
            help='The full name of the country.', required=True, translate=True),
        'code': fields.char('Country Code', size=2,
            help='The ISO country code in two chars.\n'
            'You can use this field for quick search.'),
        'address_format': fields.text('Address Format', help="""You can state here the usual format to use for the \
addresses belonging to this country.\n\nYou can use the python-style string patern with all the field of the address \
(for example, use '%(street)s' to display the field 'street') plus
            \n%(state_name)s: the name of the state
            \n%(state_code)s: the code of the state
            \n%(country_name)s: the name of the country
            \n%(country_code)s: the code of the country"""),
        'currency_id': fields.many2one('res.currency', 'Currency'),
        'image': fields.binary("Image"),
        'country_group_ids': fields.many2many('res.country.group', 'res_country_res_country_group_rel', 'res_country_id', 'res_country_group_id', string='Country Groups'),
    }
    _sql_constraints = [
        ('name_uniq', 'unique (name)',
            'The name of the country must be unique !'),
        ('code_uniq', 'unique (code)',
            'The code of the country must be unique !')
    ]
    _defaults = {
        'address_format': "%(street)s\n%(street2)s\n%(city)s %(state_code)s %(zip)s\n%(country_name)s",
    }
    _order='name'

    name_search = location_name_search

    def create(self, cursor, user, vals, context=None):
        if vals.get('code'):
            vals['code'] = vals['code'].upper()
        return super(Country, self).create(cursor, user, vals,
                context=context)

    def write(self, cursor, user, ids, vals, context=None):
        if vals.get('code'):
            vals['code'] = vals['code'].upper()
        return super(Country, self).write(cursor, user, ids, vals,
                context=context)


class CountryGroup(osv.osv):
    _description="Country Group"
    _name = 'res.country.group'
    _columns = {
        'name': fields.char('Name', required=True),
        'country_ids': fields.many2many('res.country', 'res_country_res_country_group_rel', 'res_country_group_id', 'res_country_id', string='Countries'),
    }

class CountryState(osv.osv):
    _description="Country state"
    _name = 'res.country.state'
    _columns = {
        'country_id': fields.many2one('res.country', 'Country',
            required=True),
        'name': fields.char('State Name', required=True, 
                            help='Administrative divisions of a country. E.g. Fed. State, Departement, Canton'),
        'code': fields.char('State Code', size=3,
            help='The state code in max. three chars.', required=True),
    }
    _order = 'code'

    name_search = location_name_search

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