# -*- coding: utf-8 -*-
##############################################################################
#
#    OpenERP, Open Source Management Solution
#    Copyright (C) 2014-Today OpenERP SA (<http://www.openerp.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 functools import partial

from openerp import SUPERUSER_ID
from openerp.osv import osv, fields


class report_paperformat(osv.Model):
    _name = "report.paperformat"
    _description = "Allows customization of a report."

    _columns = {'name': fields.char('Name', required=True),
                'default': fields.boolean('Default paper format ?'),
                'format': fields.selection([('A0', 'A0  5   841 x 1189 mm'),
                                            ('A1', 'A1  6   594 x 841 mm'),
                                            ('A2', 'A2  7   420 x 594 mm'),
                                            ('A3', 'A3  8   297 x 420 mm'),
                                            ('A4', 'A4  0   210 x 297 mm, 8.26 x 11.69 inches'),
                                            ('A5', 'A5  9   148 x 210 mm'),
                                            ('A6', 'A6  10  105 x 148 mm'),
                                            ('A7', 'A7  11  74 x 105 mm'),
                                            ('A8', 'A8  12  52 x 74 mm'),
                                            ('A9', 'A9  13  37 x 52 mm'),
                                            ('B0', 'B0  14  1000 x 1414 mm'),
                                            ('B1', 'B1  15  707 x 1000 mm'),
                                            ('B2', 'B2  17  500 x 707 mm'),
                                            ('B3', 'B3  18  353 x 500 mm'),
                                            ('B4', 'B4  19  250 x 353 mm'),
                                            ('B5', 'B5  1   176 x 250 mm, 6.93 x 9.84 inches'),
                                            ('B6', 'B6  20  125 x 176 mm'),
                                            ('B7', 'B7  21  88 x 125 mm'),
                                            ('B8', 'B8  22  62 x 88 mm'),
                                            ('B9', 'B9  23  33 x 62 mm'),
                                            ('B10', ':B10    16  31 x 44 mm'),
                                            ('C5E', 'C5E 24  163 x 229 mm'),
                                            ('Comm10E', 'Comm10E 25  105 x 241 mm, U.S. '
                                             'Common 10 Envelope'),
                                            ('DLE', 'DLE 26 110 x 220 mm'),
                                            ('Executive', 'Executive 4   7.5 x 10 inches, '
                                             '190.5 x 254 mm'),
                                            ('Folio', 'Folio 27  210 x 330 mm'),
                                            ('Ledger', 'Ledger  28  431.8 x 279.4 mm'),
                                            ('Legal', 'Legal    3   8.5 x 14 inches, '
                                             '215.9 x 355.6 mm'),
                                            ('Letter', 'Letter 2 8.5 x 11 inches, '
                                             '215.9 x 279.4 mm'),
                                            ('Tabloid', 'Tabloid 29 279.4 x 431.8 mm'),
                                            ('custom', 'Custom')],
                                           'Paper size',
                                           help="Select Proper Paper size"),
                'margin_top': fields.integer('Top Margin (mm)'),
                'margin_bottom': fields.integer('Bottom Margin (mm)'),
                'margin_left': fields.integer('Left Margin (mm)'),
                'margin_right': fields.integer('Right Margin (mm)'),
                'page_height': fields.integer('Page height (mm)'),
                'page_width': fields.integer('Page width (mm)'),
                'orientation': fields.selection([('Landscape', 'Landscape'),
                                                 ('Portrait', 'Portrait')],
                                                'Orientation'),
                'header_line': fields.boolean('Display a header line'),
                'header_spacing': fields.integer('Header spacing'),
                'dpi': fields.integer('Output DPI', required=True),
                'report_ids': fields.one2many('ir.actions.report.xml',
                                              'paperformat_id',
                                              'Associated reports',
                                              help="Explicitly associated reports")
                }

    def _check_format_or_page(self, cr, uid, ids, context=None):
        for paperformat in self.browse(cr, uid, ids, context=context):
            if paperformat.format != 'custom' and (paperformat.page_width or paperformat.page_height):
                return False
        return True

    _constraints = [
        (_check_format_or_page, 'Error ! You cannot select a format AND speficic '
                                'page width/height.', ['format']),
    ]

    _defaults = {
        'format': 'A4',
        'margin_top': 40,
        'margin_bottom': 20,
        'margin_left': 7,
        'margin_right': 7,
        'page_height': False,
        'page_width': False,
        'orientation': 'Landscape',
        'header_line': False,
        'header_spacing': 35,
        'dpi': 90,
    }


class res_company(osv.Model):
    _inherit = 'res.company'

    _columns = {'paperformat_id': fields.many2one('report.paperformat', 'Paper format')}

    def init(self, cr):
        # set a default paperformat based on rml one.
        ref = partial(self.pool['ir.model.data'].xmlid_to_res_id, cr, SUPERUSER_ID)

        ids = self.search(cr, SUPERUSER_ID, [('paperformat_id', '=', False)])
        for company in self.browse(cr, SUPERUSER_ID, ids):
            paperformat_id = {
                'a4': ref('report.paperformat_euro'),
                'us_letter': ref('report.paperformat_us'),
            }.get(company.rml_paper_format) or ref('report.paperformat_euro')

            if paperformat_id:
                company.write({'paperformat_id': paperformat_id})

        sup = super(res_company, self)
        if hasattr(sup, 'init'):
            sup.init(cr)


class ir_actions_report(osv.Model):
    _inherit = 'ir.actions.report.xml'

    def associated_view(self, cr, uid, ids, context):
        """Used in the ir.actions.report.xml form view in order to search naively after the view(s)
        used in the rendering.
        """
        if context is None:
            context = {}
        try:
            report_name = self.browse(cr, uid, ids[0], context).report_name
            act_window_obj = self.pool.get('ir.actions.act_window')
            view_action = act_window_obj.for_xml_id(cr, uid, 'base', 'action_ui_view', context=context)
            view_action['context'] = context
            view_action['domain'] = [('name', 'ilike', report_name.split('.')[1]), ('type', '=', 'qweb')]
            return view_action
        except:
            return False

    _columns = {'paperformat_id': fields.many2one('report.paperformat', 'Paper format')}
