# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)
# Part of the Fusion Plating product family.

from odoo import api, fields, models


class FpValueSet(models.Model):
    """A named collection of values owned by a company.

    Each shop loads its own set. One shop might call theirs
    "Entech Fundamentals" with 24 items, another "Our Way" with 10. A shop
    may have several sets (historical, draft, archived) but usually only
    one is marked primary.

    The module ships NO seed data — this is a generic framework.
    """
    _name = 'fusion.plating.value.set'
    _description = 'Fusion Plating — Value Set'
    _inherit = ['mail.thread', 'mail.activity.mixin']
    _order = 'is_primary desc, name'

    name = fields.Char(
        string='Name',
        required=True,
        tracking=True,
        help='Display name of the set, e.g. "Entech Fundamentals", "Our Way".',
    )
    code = fields.Char(
        string='Code',
        required=True,
        tracking=True,
        help='Unique slug identifier, e.g. "entech_fundamentals".',
    )
    description = fields.Html(
        string='Description',
        help='Long-form description of what this set represents and how '
             'the shop uses it.',
    )
    company_id = fields.Many2one(
        'res.company',
        string='Company',
        required=True,
        default=lambda self: self.env.company,
        tracking=True,
    )
    value_ids = fields.One2many(
        'fusion.plating.value',
        'set_id',
        string='Values',
    )
    value_count = fields.Integer(
        string='Value Count',
        compute='_compute_value_count',
    )
    is_primary = fields.Boolean(
        string='Primary Set',
        default=False,
        tracking=True,
        help='Marks this as the shop\'s primary culture set. Only one set '
             'per company should be primary at a time.',
    )
    active = fields.Boolean(
        string='Active',
        default=True,
    )

    _sql_constraints = [
        (
            'fp_value_set_code_company_uniq',
            'unique(code, company_id)',
            'Value set code must be unique within a company.',
        ),
    ]

    @api.depends('value_ids')
    def _compute_value_count(self):
        for rec in self:
            rec.value_count = len(rec.value_ids)

    def write(self, vals):
        """When flipping a set to primary, demote any other primary set in
        the same company so there is only one primary per company.
        """
        res = super().write(vals)
        if vals.get('is_primary'):
            for rec in self:
                if rec.is_primary:
                    others = self.search([
                        ('id', '!=', rec.id),
                        ('company_id', '=', rec.company_id.id),
                        ('is_primary', '=', True),
                    ])
                    if others:
                        others.write({'is_primary': False})
        return res

    @api.model_create_multi
    def create(self, vals_list):
        recs = super().create(vals_list)
        for rec in recs:
            if rec.is_primary:
                others = self.search([
                    ('id', '!=', rec.id),
                    ('company_id', '=', rec.company_id.id),
                    ('is_primary', '=', True),
                ])
                if others:
                    others.write({'is_primary': False})
        return recs