# Copyright Akretion France (http://www.akretion.com/)
# @author Alexis de Lattre <alexis.delattre@akretion.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).


from odoo import fields, models, api


class CommissionRule(models.Model):
    _name = 'commission.rule'
    _description = 'Commission Rule'
    _order = 'profile_id, applied_on'

    partner_ids = fields.Many2many(
        'res.partner', string='Customers', domain=[('parent_id', '=', False)])
    product_categ_ids = fields.Many2many(
        'product.category', string="Product Categories")
    product_ids = fields.Many2many('product.product', string='Products')
    date_start = fields.Date('Start Date')
    date_end = fields.Date('End Date')
    profile_id = fields.Many2one(
        'commission.profile', string='Profile', ondelete='cascade')
    company_id = fields.Many2one(related='profile_id.company_id', store=True)
    rate = fields.Float('Commission Rate', digits="Commission Rate", copy=False)
    base = fields.Selection([
        ('invoiced', 'Invoiced Amount'),
        ('margin', 'Margin'),
        ], default='invoiced', required=True, string="Commission Base")
    applied_on = fields.Selection([
        ('0_customer_product', 'Products and Customers'),
        ('1_customer_product_category', "Product Categories and Customers"),
        ('2_product', "Products"),
        ('3_product_category', "Product Categories"),
        ('4_global', 'Global')],
        string='Apply On', default='4_global', required=True)
    active = fields.Boolean(string='Active', default=True)

    @api.model
    def load_all_rules(self):
        rules = self.search_read([('profile_id', '!=', False)])
        res = {}  # key = profile, value = [rule1 recordset, rule2]
        for rule in rules:
            if rule['profile_id'][0] not in res:
                res[rule['profile_id'][0]] = [rule]
            else:
                res[rule['profile_id'][0]].append(rule)
        return res

    _sql_constraints = [(
        'rate_positive',
        'CHECK(rate >= 0)',
        'Rate must be positive !')]