# -*- coding: utf-8 -*-
##############################################################################
#    
#    Copyright (C) 2011 Agile Business Group sagl (<http://www.agilebg.com>)
#    Copyright (C) 2011 Domsense srl (<http://www.domsense.com>)
#
#    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, orm
from openerp.tools.translate import _

class account_move_template(orm.Model):

    _inherit = 'account.document.template'
    _name = 'account.move.template'

    _columns = {
        'company_id': fields.many2one('res.company', 'Company', required=True, change_default=True),
        'template_line_ids': fields.one2many('account.move.template.line', 'template_id', 'Template Lines'),
        'cross_journals': fields.boolean('Cross-Journals'),
        'transitory_acc_id': fields.many2one('account.account', 'Transitory account', required=False),
        }

    _defaults = {
        'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'account.move.template', context=c),
     }
    
    def _check_different_journal(self, cr, uid, ids, context=None):
        #Check that the journal on these lines are different/same in the case of cross journals/single journal
        journal_ids=[]
        all_journal_ids=[]
        move_template=self.pool.get('account.move.template').browse(cr,uid,ids)[0]
        if not move_template.template_line_ids:
            return True
        for template_line in move_template.template_line_ids:
            all_journal_ids.append(template_line.journal_id.id)
            if template_line.journal_id.id not in journal_ids :
                journal_ids.append(template_line.journal_id.id)
        if move_template.cross_journals:
            return len(all_journal_ids)==len(journal_ids)
        else:
            return len(journal_ids)==1

    _constraints = [(_check_different_journal,
        'If the template is "cross-journals", the Journals must be different,' \
        'if the template does not "cross-journals" the Journals must be the same!',
        ['journal_id'])]

class account_move_template_line(orm.Model):

    _name = 'account.move.template.line'
    _inherit = 'account.document.template.line'

    _columns = {
        'journal_id': fields.many2one('account.journal', 'Journal', required=True),
        'account_id': fields.many2one('account.account', 'Account', required=True, ondelete="cascade"),
        'move_line_type':fields.selection([
            ('cr','Credit'),
            ('dr','Debit'),
            ], 'Move Line Type', required=True),
        'analytic_account_id': fields.many2one('account.analytic.account', 'Analytic Account', ondelete="cascade"),
        'template_id': fields.many2one('account.move.template', 'Template'),
        'account_tax_id':fields.many2one('account.tax', 'Tax'),
        }

    _sql_constraints = [
        ('sequence_template_uniq', 'unique (template_id,sequence)', 'The sequence of the line must be unique per template !')
    ]