# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import fields, models, tools


class ActivityReport(models.Model):
    """ CRM Lead Analysis """

    _name = "crm.activity.report"
    _auto = False
    _description = "CRM Activity Analysis"
    _rec_name = 'id'

    date = fields.Datetime('Completion Date', readonly=True)
    lead_create_date = fields.Datetime('Creation Date', readonly=True)
    date_conversion = fields.Datetime('Conversion Date', readonly=True)
    date_deadline = fields.Date('Expected Closing', readonly=True)
    date_closed = fields.Datetime('Closed Date', readonly=True)
    author_id = fields.Many2one('res.partner', 'Assigned To', readonly=True)
    user_id = fields.Many2one('res.users', 'Salesperson', readonly=True)
    team_id = fields.Many2one('crm.team', 'Sales Team', readonly=True)
    lead_id = fields.Many2one('crm.lead', "Opportunity", readonly=True)
    body = fields.Html('Activity Description', readonly=True)
    subtype_id = fields.Many2one('mail.message.subtype', 'Subtype', readonly=True)
    mail_activity_type_id = fields.Many2one('mail.activity.type', 'Activity Type', readonly=True)
    country_id = fields.Many2one('res.country', 'Country', readonly=True)
    company_id = fields.Many2one('res.company', 'Company', readonly=True)
    stage_id = fields.Many2one('crm.stage', 'Stage', readonly=True)
    partner_id = fields.Many2one('res.partner', 'Customer', readonly=True)
    lead_type = fields.Selection(
        string='Type',
        selection=[('lead', 'Lead'), ('opportunity', 'Opportunity')],
        help="Type is used to separate Leads and Opportunities")
    active = fields.Boolean('Active', readonly=True)
    tag_ids = fields.Many2many(related="lead_id.tag_ids", readonly=True)

    def _select(self):
        return """
            SELECT
                m.id,
                l.create_date AS lead_create_date,
                l.date_conversion,
                l.date_deadline,
                l.date_closed,
                m.subtype_id,
                m.mail_activity_type_id,
                m.author_id,
                m.date,
                m.body,
                l.id as lead_id,
                l.user_id,
                l.team_id,
                l.country_id,
                l.company_id,
                l.stage_id,
                l.partner_id,
                l.type as lead_type,
                l.active
        """

    def _from(self):
        return """
            FROM mail_message AS m
        """

    def _join(self):
        return """
            JOIN crm_lead AS l ON m.res_id = l.id
        """

    def _where(self):
        return """
            WHERE
                m.model = 'crm.lead' AND (m.mail_activity_type_id IS NOT NULL)
        """

    def init(self):
        tools.drop_view_if_exists(self._cr, self._table)
        self._cr.execute("""
            CREATE OR REPLACE VIEW %s AS (
                %s
                %s
                %s
                %s
            )
        """ % (self._table, self._select(), self._from(), self._join(), self._where())
        )