# -*- coding: utf-8 -*-
# ows_models.py
# Part of Odoo Open Workshop

from odoo import models, fields, api
import logging
_logger = logging.getLogger(__name__)
_logger.info("✅ ows_models.py geladen")

class ResPartner(models.Model):
    _inherit = 'res.partner'
    _logger.info("✅ ows ResPartner geladen") 
    ows_user_id = fields.Many2one(
        'ows.user',
        string='OWS Benutzerdaten',
        compute='_compute_ows_user',
        inverse='_inverse_ows_user',
        store=True,
    )
    
    # ✳️ Related-Felder zur Verwendung im Formular
    birthday = fields.Date(related='ows_user_id.birthday', readonly=False)
    rfid_card = fields.Text(related='ows_user_id.rfid_card', readonly=False)
    security_briefing = fields.Boolean(related='ows_user_id.security_briefing', readonly=False)
    security_id = fields.Text(related='ows_user_id.security_id', readonly=False)

    def _compute_ows_user(self):
        for partner in self:
            partner.ows_user_id = self.env['ows.user'].search(
                [('partner_id', '=', partner.id)],
                limit=1
            )

    @api.model_create_multi
    def create(self, vals_list):
        partners = super().create(vals_list)
        for partner in partners:
            self.env['ows.user'].create({'partner_id': partner.id})
        return partners

    
    machine_access_ids = fields.One2many(
        'ows.machine.access',
        'partner_id',
        string='Maschinenfreigaben'
     )


    machine_access_html = fields.Html(
        string="Maschinenfreigaben",
        compute="_compute_machine_access_html",
        sanitize=False
    )

    @api.depends('machine_access_ids')
    def _compute_machine_access_html(self):
        """
        Computes an HTML representation of the machine access permissions for each partner.
        The HTML is structured as a grid of machine areas, where each area contains a table
        listing the machines and whether the partner has access to them.

        - Iterates through all machine areas and their associated machines.
        - Checks if the partner has access to each machine.
        - Generates an HTML table with a checkmark or cross icon for each machine access status.
        - Assigns the generated HTML to the `machine_access_html` field of the partner.
        """
        for partner in self:
            areas = self.env['ows.machine.area'].search([], order="name")
            html = """
            <div style='display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;'>
            """
            for area in areas:
                html += f"<div class='o_group' style='margin-bottom: 1em;'>"
                html += f"<table class='o_group o_inner_group'>"
                html += f"<thead><tr><th>{area.name}</th><th></th><th>Datum</th><th>Gültig bis</th></tr></thead><tbody>"
                machines = self.env['ows.machine'].search([('area_id', '=', area.id)], order="name")
                for machine in machines:
                    access = self.env['ows.machine.access'].search([
                        ('partner_id', '=', partner.id),
                        ('machine_id', '=', machine.id),
                    ], limit=1)
                    icon = "<span class='fa fa-check text-success'></span>" if access else "<span class='fa fa-times text-danger'></span>"
                    date_granted = access.date_granted.strftime('%Y-%m-%d') if access and access.date_granted else ""
                    date_expiry = access.date_expiry.strftime('%Y-%m-%d') if access and access.date_expiry else ""
                    html += f"""
                        <tr>
                          <td class='o_td_label'><label>{machine.name}</label></td>
                          <td class='o_td_field'>{icon}</td>
                          <td class='o_td_field'>{date_granted}</td>
                          <td class='o_td_field'>{date_expiry}</td>
                        </tr>
                    """
                html += "</tbody></table></div>"
            html += "</div>"
            partner.machine_access_html = html


    @api.model
    def migrate_existing_partners(self):
        """
        Erstellt für alle vorhandenen res.partner einen ows.user,
        wenn noch keiner existiert, und übernimmt alte vvow_* Felder.
          odoo-bin shell -d deine_datenbank
          env['res.partner'].migrate_existing_partners()
        """
        migrated = 0
        skipped = 0

        partners = self.env['res.partner'].search([])
        for partner in partners:
            if partner.ows_user_id:
                skipped += 1
                continue

            # Werte lesen (werden evtl. durch _inherit hinzugefügt)
            vals = {
                'partner_id': partner.id,
                'birthday': getattr(partner, 'vvow_birthday', False),
                'rfid_card': getattr(partner, 'vvow_rfid_card', False),
                'security_briefing': getattr(partner, 'vvow_security_briefing', False),
                'security_id': getattr(partner, 'vvow_security_id', False),
            }
            self.env['ows.user'].create(vals)
            migrated += 1

        _logger = self.env['ir.logging']
        _logger.info(f"[OWS Migration] ✅ Migriert: {migrated}, ❌ Übersprungen: {skipped}")

        return {
            'type': 'ir.actions.client',
            'tag': 'display_notification',
            'params': {
                'title': "Migration abgeschlossen",
                'message': f"{migrated} Partner migriert, {skipped} übersprungen.",
                'sticky': False,
            }
        }            

class OwsUser(models.Model):
    _name = 'ows.user'
    _description = 'OWS: Benutzerdaten'
    _table = 'ows_user'
    _logger.info("✅ ows_user geladen")
    
    partner_id = fields.Many2one(
        'res.partner',
        required=True,
        ondelete='cascade',
        string='Kontakt'
    )

    birthday = fields.Date('Geburtstag')
    rfid_card = fields.Text('RFID Card ID')
    security_briefing = fields.Boolean('Haftungsausschluss', default=False)
    security_id = fields.Text('Haftungsausschluss ID')

    _sql_constraints = [
        ('partner_unique', 'unique(partner_id)', 'Jeder Partner darf nur einen OWS-Datensatz haben.')
    ]


class OwsMachineArea(models.Model):
    _name = 'ows.machine.area'
    _table = "ows_machine_area"
    _description = 'OWS: Maschinenbereich'
    _order = 'name'

    name = fields.Char(required=True, translate=True)
    #color = fields.Integer(string="Farbe")
    color_hex = fields.Char(string="Farbe (Hex)", help="Hex-Farbcode wie #FF0000 für Rot")


class OwsMachine(models.Model):
    _name = 'ows.machine'
    _table = 'ows_machine'
    _description = 'OWS: Maschine'

    name = fields.Char(required=True, translate=True)
    code = fields.Char(required=True, help="Eindeutiger Kurzcode, z.B. 'lasercutter'")
    description = fields.Text()
    active = fields.Boolean(default=True)
    area_id = fields.Many2one('ows.machine.area', string='Bereich')
    product_ids = fields.One2many('ows.machine.product', 'machine_id', string="Nutzungsprodukte")
    product_names = fields.Char(string="Nutzungsprodukte Liste", compute="_compute_product_using_names", store=False,)
    training_ids = fields.One2many('ows.machine.training', 'machine_id', string="Einweisungsprodukte")
    training_names = fields.Char(string="Einweisungsprodukte Liste", compute="_compute_product_training_names", store=False,)

    @api.depends('product_ids.product_id.name')
    def _compute_product_using_names(self):
        for machine in self:
            names = machine.product_ids.mapped('product_id.name')
            machine.product_names = ", ".join(names)

    @api.depends('training_ids.training_id.name')
    def _compute_product_training_names(self):
        for machine in self:
            names = machine.training_ids.mapped('training_id.name')
            machine.training_names = ", ".join(names)

    _sql_constraints = [
        ('code_unique', 'unique(code)', 'Maschinencode muss eindeutig sein.')
    ]    

    def name_get(self):
        return [(rec.id, f"{rec.name} ({rec.code})") for rec in self]

    @api.model
    def get_access_list_grouped(self, partner_id):
        areas = self.env['ows.machine.area'].search([], order="name")
        _logger.info("🔍 Maschinenbereiche: %s", areas.mapped('name'))
        _logger.info("🔍 Partner_id: %s", partner_id)
        res = []
        for area in areas:
            machines = self.search([('area_id', '=', area.id)], order="name")
            machine_list = []
            for machine in machines:
                has_access = bool(self.env['ows.machine.access'].search([
                    ('partner_id', '=', partner_id),
                    ('machine_id', '=', machine.id),
                ], limit=1))
                machine_list.append({
                    'name': machine.name,
                    'has_access': has_access,
                })
            res.append({
                'area': area.name,
                'color_hex': area.color_hex or '#000000',
                'machines': machine_list
            })
        return res


class OwsMachineAccess(models.Model):
    _name = 'ows.machine.access'
    _table = 'ows_machine_access'
    _description = 'OWS: Maschinenfreigabe'
    _order = 'partner_id, machine_id'

    partner_id = fields.Many2one('res.partner', required=True, ondelete='cascade')
    machine_id = fields.Many2one('ows.machine', required=True)
    date_granted = fields.Date(default=fields.Date.today)
    date_expiry = fields.Date(string="Ablaufdatum")
    granted_by_pos = fields.Boolean(default=True)

    _sql_constraints = [
        ('partner_machine_unique', 'unique(partner_id, machine_id)', 'Der Kunde hat diese Freigabe bereits.')
    ]


class OwsMachineProduct(models.Model):
    _name = 'ows.machine.product'
    _table = 'ows_machine_product'
    _description = 'OWS: Zurordnung Produkt der Nutzung zur die Maschine'

    product_id = fields.Many2one('product.product', required=True, domain=[('available_in_pos', '=', True)], ondelete='cascade')
    machine_id = fields.Many2one('ows.machine', required=True, ondelete='cascade')

class OwsMachineTraining(models.Model):
    _name = 'ows.machine.training'
    _table = 'ows_machine_training'
    _description = 'OWS: Zurordnung Produkt der Einweisung zur die Maschine'

    training_id = fields.Many2one('product.product', required=True, domain=[('available_in_pos', '=', True)], ondelete='cascade')
    machine_id = fields.Many2one('ows.machine', required=True, ondelete='cascade')