# -*- coding: utf-8 -*-
# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).

from openerp import models, api, fields


class ResPartner(models.Model):
    _inherit = 'res.partner'

    # tracking_emails_count and email_score are non-store fields in order
    # to improve performance
    # email_bounced is store=True and index=True field in order to filter
    # in tree view for processing bounces easier
    tracking_emails_count = fields.Integer(
        compute='_compute_tracking_emails_count', readonly=True)
    email_bounced = fields.Boolean(index=True)
    email_score = fields.Float(compute='_compute_email_score', readonly=True)

    @api.multi
    @api.depends('email')
    def _compute_email_score(self):
        for partner in self.filtered('email'):
            partner.email_score = self.env['mail.tracking.email'].\
                email_score_from_email(partner.email)

    @api.multi
    @api.depends('email')
    def _compute_tracking_emails_count(self):
        for partner in self:
            count = 0
            if partner.email:
                count = self.env['mail.tracking.email'].search_count([
                    ('recipient_address', '=', partner.email.lower())
                ])
            partner.tracking_emails_count = count

    @api.multi
    def email_bounced_set(self, tracking_emails, reason, event=None):
        """Inherit this method to make any other actions to partners"""
        partners = self.filtered(lambda r: not r.email_bounced)
        return partners.write({'email_bounced': True})

    @api.multi
    def write(self, vals):
        email = vals.get('email')
        if email is not None:
            vals['email'] = email.lower() if email else False
            vals['email_bounced'] = (
                bool(email) and
                self.env['mail.tracking.email'].email_is_bounced(email))
        return super(ResPartner, self).write(vals)
