# -*- coding: utf-8 -*-
# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
from dateutil.relativedelta import relativedelta

from odoo import fields, models, api

STATUS = [
    ("minor", "Minor"),
    ("major", "Major"),
]


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

    age = fields.Integer(store=True)
    majority_date = fields.Date(
        string="Majority date",
        compute="_get_majority",
        compute_sudo=True,
        store=True,
    )
    majority_years = fields.Integer(
        string="Majority years",
        compute="_get_majority",
        compute_sudo=True,
        store=True,
    )
    is_major = fields.Boolean(
        string="Is major",
        compute="_get_majority",
        compute_sudo=True,
    )
    legal_status = fields.Selection(
        selection=STATUS,
        string="Legal status",
        compute="_get_legal_status",
    )
    emancipation_date = fields.Date(
        string="Emancipation",
        readonly=True,
    )
    is_emancipated = fields.Boolean(
        string="Is emancipated",
        compute="_get_majority",
        compute_sudo=True,
        store=True,
    )

    @api.depends(
        "nationality_id",
        "nationality_id.majority_age",
        "birthdate_date",
        "emancipation_date",
    )
    def _get_majority(self):
        for partner in self:
            country_age = (
                partner.nationality_id.majority_age if partner.nationality_id else False
            )
            birth = partner.birthdate_date
            emancipation = partner.emancipation_date
            major = False
            today = fields.Date.today()
            if emancipation:
                major = emancipation <= today
                partner.is_emancipated = True
                partner.majority_date = emancipation
                partner.is_major = major
                partner.majority_years = (
                    relativedelta(today, emancipation).years
                    if major
                    else relativedelta(emancipation, today).years
                )
            elif country_age and birth:
                majority = birth + relativedelta(years=country_age)
                major = majority <= today
                partner.is_emancipated = False
                partner.majority_date = majority
                partner.is_major = major
                partner.majority_years = (
                    relativedelta(today, majority).years
                    if major
                    else relativedelta(majority, today).years
                )
            else:
                partner.is_emancipated = False
                partner.majority_date = False
                partner.is_major = False
                partner.majority_years = 0

    @api.depends("is_major")
    def _get_legal_status(self):
        for partner in self:
            partner.legal_status = "major" if partner.is_major else "minor"